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Service Reference Guide HP Compaq dc7800 Business PC.
© Copyright 2007 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice. Microsoft and Windows are trade marks of Microsoft Corporation in the U.
About This Book WARNING! Text set off in this manner in dicates that failure to follow di rections could result in bodily harm or loss of life. CAUTION: Text set off in this manner in dicates that failure to follow direction s could result in damage to equipment o r loss of information.
iv About This Book.
Table of contents 1 Installing and Customizing the Softwar e Install ing the Operat ing Sys tem ..... ................ ............... ............... ............... ................ ............. .......... .. 1 Install ing or Upgr ading Devi ce Driver s .
HP ProtectTools Security Manager ......... ............ .. .............. .............. ............. ................. .. 26 HP Client P remium Sui te ..... .......... .............. ........... ........... ........... ........... ........... ......
5 Serial and Pa rallel ATA Dr ive Guidelines and Feature s SATA Hard Drives ................ ........... ........... ............ .......... .......... ........... ............. .......... ...... ............. ... 48 SATA Hard Drive Cables ...........
System Board Drive Connections ............ ........... ............. ........... .......... ............ ............ ..... 78 Drive Positions ............... ........... .............. ............ ........... ............ .............. ...........
Removing an External 3.5-inch Drive ........... ............ ............ ............... ............ 134 Installing a Drive in to the 3.5- inch Exter nal Drive Ba y ................. ............... .... 136 Primary 3 .5-inc h Interna l SATA Ha rd Drive .
Rear Chassis Fan ... ........... .......... ............ ........... .......... .......... ........... .......... ............. ......... ...... ......... 188 Battery ......... ............ .......... ........... ........... ........... ............. .
Solving Au dio Problems ..... ............ ........... ............ ........... .............. ............ ........... ............ .... ........... 233 Solving Pr inter Pr oblems . ............ ............ ............ ............ ............ ...
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1 Installing and Customizing the Software NOTE: If the comput er was shipped wit h Windows Vista load ed, you will be pro mpted to register t he computer with HP Total Care before instal ling the operatin g system. You will see a brief movie fo llowed by an online registration form.
HP Backup and Recovery Manager The HP Backup and Recov ery Manager is an easy-to -use, versatile applicatio n that allows you to back up and recover the primary ha rd drive on the PC. The application wo rks within Windows to create backups of Windows, all a pplications, and al l data files.
2 Computer Setup (F10) Utility Computer Setup (F10) Utilities Use Computer Setup (F10) Utility to do the following: ● Change factory default settings.
● Solve system configuration errors detected bu t not automatically fixed during the Power-On Self- Test (POST). ● Replicate the system setup by saving system conf iguration information on diskette and restoring it on one or more computers. ● Execute self-tests on a specified AT A hard drive (whe n su pported by drive).
Computer Setup—File NOTE: Support fo r specific Computer Setup o p tions may vary depen ding on the hardware configuration. Table 2-2 Computer Setup—File Option Description System I nform ation Li.
Computer Setup—Storage NOTE: Support for sp ecific Computer Setup opti on s may vary dependin g on the hardware configuration. Table 2- 3 Computer Setup—Storage Option Description Device Configuration Lists all installed BIOS-controlled storage devices.
Allows you to specify the parameters (logical cylinders, heads, and sectors per track) used by the BIOS to translate disk I/O requests (from the oper at ing system or an application) into terms the hard drive can accept. Logical cylinders may not ex ceed 1024.
Computer Setup—Security NOTE: Support for sp ecific Computer Setup opti on s may vary dependin g on the hardware configuration. Table 2- 4 Computer Setup—Security Option Description Setup Password Allows you to set and enable se tup (administrator) password .
● Embedded security device (some models) ● SATA0 ● SATA1 (some models) ● SATA4 (some models) ● SATA5 (some models) Network Service Boot Enables/disables the computer’s ability to boot from an operatin g system installed on a network server.
NOTE: To configure the Embedded Security Device, a Setup password must be set. ● Reset to Factory Settings (some models) (D o not reset/Reset) Resetting to factory defaults will erase all security keys. Changing this setting re quires turning the computer off and then back on.
Computer Setup—Power NOTE: Support fo r specific Computer Setup o p tions may vary depen ding on the hardware configuration. Table 2-5 Computer Setup—Power Option Description OS Power Management ● Runtime Power Management— Enable/Disable.
Computer Setup—Advanced NOTE: Support for sp ecific Computer Setup opti on s may vary dependin g on the hardware configuration. Table 2- 6 Computer Se tup—Advanced (for advanced u sers) Option Heading Power-On Options Allows you to set: ● POST mode (QuickBoot, FullBoot, or FullBoot every 1–30 days).
NOTE: If you turn off power to the computer using the switch on a power strip, you will not be able to use the suspend/sleep featur e or the Remote Management features. ● POST Delay (None, 5, 10 15, or 20 seconds). Enabling this feature will add a u ser-specified delay to the POST process.
NOTE: After Integrated Video is enabled and changes saved, a new menu item a ppears under Advanced to allow you to select t he p rimary VGA controller video device. Inserting a PCI Express video card automatically disables Integrated Video. When PCI Express video is on, Integrated Video must remain disabled.
3 Computer Diagnostic Features HP Insight Diagnostics NOTE: HP Insight Diag nostics is included on CD with some computer models o nly. The HP Insight Diagnostics utili ty allows you to view information abou t the hardware configuration of the computer and perform hardware diagnostic tests on the subsyst ems of the computer.
6. Shut down the operating system and turn off the computer. 7. Turn on the computer. The system will boot to the CD. NOTE: If the system does not boot to the CD in th e optical drive, you may need to change the boot order in the Computer Setup (F10) utility so that t he system attempts to boot to the optical drive before booting to the hard drive.
Test Tab The Test tab allows you to choose various parts of the system to test. You can also choose the type of test and testing mode. There are three types of tests to cho ose from: ● Quick Tes t .
After testing has completed, the Cancel Testing button is replaced with a Retest button. The Retest button will retest th e last set of tests execut ed.
Saving and Printing Informatio n in HP Insight Diagnostics You can save the information displayed in the HP Insigh t Diagnostics Survey and Log tabs to a d iskette or a USB 2.
HP Backup and Recovery Manager The HP Backup and Recov ery Manager is an easy-to -use, versatile applicatio n that allows you to back up and recover the primary ha rd drive on the PC. The application wo rks within Windows to create backups of Windows, all a pplications, and al l data files.
4 Desktop Management HP Client Management Solution s provides stan dards-based solutions fo r managing and controlling desktops, workstations, and noteb ook PCs in a networked environ ment. HP pioneered desktop manageability in 1995 with the introduction of the industry’s first fully manageable desktop personal computers.
You may prefer to repl ace the preinstalled so ftwa re image with a customized set of system and application softwar e. There are seve ral methods for deploying a customized software image. They include: ● Installing additional software applications after u nbundling the preinsta lled software image.
3. For Windows Vista, click Install Altir is DAgent . For Windows XP, click Install Altiris AClient . 4. Follow the onscreen instruction s to set up and configure the Altiris client. The Altiris Dep loyment Solution Agent is a key in frastructure component for enabling the HP Client Foundation Su ite and the Client Premium Sui te.
Software Updating and Management HP provides several tools for managing and updating software on desktops, workstations, and notebooks: ● HP Client Manageme nt Interface ● HP System Software Manag.
HP Client Management Interface used in co njunc tion with system ma nagement software can: ● Request in-depth client inventory in formation—C apture detailed in formation about the processors, hard drives, memory, BIOS, drivers, including sensor information (s uch as fan spee d, voltage, and temperature).
● Remotely configur e BIOS and security settings ● Automate processes to quickly resolve hardwa re problems Tight integration w ith HP Instant Support tools redu ces hardware tr oubleshooting t ime.
HP Client Premium Suite HP Client Premium Suite (HP CPS) is designed for organi zations wanting full client hardware and software lifecycle management from a single, We b-based management console.
HP OpenView PC Configur ation Management Solution NOTE: HP OpenView PC Config uration Manage ment Solution is not currently availab le for Windows Vista.
Recovery Points and file backups can be copied to CD or DVD discs, while all backups can be copied to network or secondary hard disks. HP highly recommends th at you create a Recove ry Disc Set immediately before using the computer and schedule reg ular automatic Recovery Point backups.
NOTE: For an overv iew of Intel vPro techn ology, visit http://www .intel.com/vpro . For HP-specific informat ion on Intel vPro techno logy, see the white papers at http://w ww.hp.com/ support . Select your country a nd language, select Se e support and troubles hooting information , enter the mode l number of the computer, an d press Enter .
◦ VLAN—allows administrator to en able LAN virtualization support ◦ SOL/IDE-R—allows admini strator to enable remote boot a nd control sessions ● Change MEBx Pass word (HP highly recommends that this password be ch anged. The de fault password is admin .
CAUTION: For maximum ROM protection, be sure to es tablish a setup pa ssword. The setup password prevents unauthorized ROM upgrades. S ystem Soft ware Manager allows the system administrator to set the setu p password on one or more PCs simultaneousl y.
To reco ver the sy stem afte r it enters Boot Blo ck Emerge ncy Recove ry Mode, co mplete the follo wing steps: 1. Turn off the power. 2. Insert a CD or USB flash device containing the desired BIOS image file in the root directory. NOTE: The media must be formatted using the FAT12, FAT16, or F AT32 file system.
8. Turn on the compu ter to be configured. 9. As soon as the compute r is turned on, press F10 when the monitor light turns gr een to enter Computer Se tup. Press Enter to bypass the title screen, if necessary. 10. Click File > Replicated Setup > Restore from Removable Med ia , and follow the in structions on the screen.
10. Turn off the computer to be configu red. Insert the configur ation diskette or USB flash med ia device and turn the computer on . The configuration utilit y will run automatically.
After the system files have been tr ansferred, SYS will return to the A: prompt. Go to step 13. 9. Copy any files you want to keep from your US B flash media d evice to a temporary directory on another drive (for example, the system's internal hard drive).
NOTE: If you do not press F10 at the ap propriate time, you must resta rt the computer and again press F10 when the monito r light turns gre en to access the utility. 6. Go to Advanced > PCI Devices to disable both the PATA an d SATA controllers. When disabling the SATA controller, note the IRQ to which the controller is assigne d.
To change th e power button’s configur ation, complete the following steps: 1. Left click on the St art Button , then select Control Panel > Power Options . 2. In the Power Options Properties , select the Advanced tab. 3. In the Power Button section, select Stand by .
available for Wi ndows Vista), or other system managem ent applications. Seamless, au tomatic integration betwee n asset tracking fea tures and t hese products enables you to choose the manag ement tool that is best suite d to the environmen t and to leverage the in vestment in existing tools.
Option Description Pre-Boo t Author ization Allows you to enable/disable the Smart Card to be used in p lace of the Power- On Password. Smart Cover Allows you to: ● Enable/disable the Cover Lock. ● Enable/disable the Cover Removal Sensor. NOTE: Notify User alerts the user that the sensor has detected that the cover has been removed.
Password Security The power-on password prevents unauthorize d use of the computer by re quiring entry of a password to access applications or data each time the co mputer is turned on or re started. The setup password specifically prevents un authorized access to C omputer Setup, an d can also be used as an override t o the power-o n password.
NOTE: Type carefully; for se curity reasons, the chara cters you type do not appear on the screen. If you enter the password incorrectly, a brok en key icon appears. Try again. After three unsucces sful tries, you must turn off the computer, then turn it on again before you can continue.
Deleting a Power-On or Setup Password If the system is eq uipped with an embedded security device, refer to the HP ProtectTo ols Security Manager Guide at http://www.hp.com . 1. Turn on or restart the compu ter . If you are in Windows, click Start > Shut Down > Restart the Computer .
If the system is equippe d with an embedded secu rity device, refer to the HP ProtectTools Security Manager Gui de at http://www.hp.com . DriveLock DriveLock is an industry-standard security feature tha t prevents unauthorized access to the data on ATA hard drive.
For users with less stringent securi ty requirements , HP does not reco mmend enabling Drive Lock. Users in this category include personal users or users wh o do not main tain sensitive data on their hard dr ives as a common practice.
Locking the Smart Cover Lock To activate and lock the Smart Cover Lock, complete the following steps: 1. Turn on or restart the computer . If you are in Windows, click Start > Shut Down > Restart . 2. As soon as the compute r is turned on, press F10 when the monitor light turns gr een to enter Computer Se tup.
Cable Lock Provision The rear pane l of the computer accommod ates a cable lock so that the computer can be physically secured to a work area. For illustrated instruct ions, please see the Hardware Refe rence Guide on the Documentation and Diagnostics CD .
5 Serial and Parallel ATA Drive Guidelines and Features NOTE: Serial ATA = SATA Parallel ATA = PATA SATA Hard Drives Serial ATA Hard Drive Characteristics Number of pins/conductors in data cab le 7/7 Number of pins in power cable 15 Maximum data cable length 39.
SATA Hard Drive Cables SATA Data Cable Always use an HP approved SATA 3.0 Gb/s cable as it is fully backwards comp atible with the SATA 1.5 Gb/s drives. Current HP desktop products ship with SATA 3.0 Gb/s hard drives. SATA data cables are susceptible to damage if overfle xed.
PATA Device Information The USDT model is the only product that supports a PATA optica l drive. No PATA drives are supported on any other mod el. ATA SMART Drives The Self Monitoring Analysis a nd Rec.
6 Identifying the Chassis, Routine Care, and Disassembly Preparation This chapter provides gen eral service information for the computer. Adherence to the procedures and precautions describ ed in this chap ter is essential for proper service.
Small Form Factor (SFF) Ultra-Slim Desktop (USDT) 52 Chapter 6 Identifying the Chassis, Routine Care, and Disassembly Preparation.
Electrostatic Discharge Information A sudden discharge of sta tic electric ity from your finger or other co nductor can destroy stat ic-sensitive devices or microcircuitry.
● Avoid contact with pins, leads, or circu itry. ● Place reusable el ectrostatic-sens itive parts from assemblies in protective packaging or conductive foam.
● Conducti ve foam ● Conductive tablet op workstations with gr ound cord of one-megohm +/- 10% resistance ● Static-dissipative table or floor mats with hard tie to ground ● Field service kits .
Routine Care General Cleaning Safety Precauti ons 1. Never use solvents or flammable solutions to clea n the computer. 2. Never immerse any parts in water or cleaning solutions; a pply any liquids to a cle an cloth and then use the cloth on the component.
● If you remove a key, use a sp ecially desig ned ke y puller to prevent damage to the keys. This tool is available through many electronic supply ou tlets. CAUTION: Never re move a wide leveled key (like the spa ce bar) from the keyboard. If these keys are improperly removed or installe d, the keyboard may not function properly.
● Diagnostics software ● HP tamper-resistant T-15 wrench (Smart Cover FailSafe Key, PN 166527- 001) or HP tamper- resistant bits (Smart Co ver FailSafe Key, PN 166527-002) Screws The screws used in the computer are not interchang eable. They may have standard or metric thre ads and may be of diffe rent lengths.
Lithium Coin Cell Battery The battery that comes with the comp uter provides power to th e real-time clock and has a minimum lifetime of abou t three years. See the appropriat e removal and replacement chapter for the cha ssis you are working on in this guide for instructions on the repl acement procedures.
7 Removal and Replacement Procedures Convertible Minitower (CMT) Chassis Adherence to the procedures and precautions described in this c hapter is essential for proper servi ce. After completing all nece ssary removal and replacem ent procedures, run the Di agnostics utility to verify that all components operate p roperly.
Unlocking the Smart Cover Lock If you have locked the Smart Cover Lock use Comp uter Setup to unlock th e lock. Refer to the Desktop Management Guide fo r more information about the Smart Co ver Lock.
External Security Devices The following secu rity devices are used to preven t unauthori zed access to the intern al components of the computer and/or se cure the computer to a fixed obj ect.
Hood Sensor 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 60 ). 2. Remove the access pan el ( Computer Access Pa nel on page 64 ). 3. Disconnect the hood sensor cable from the system board. 4. Slide the hood sensor switch toward the front of th e comp uter (1), and then pull it back through the slot (2 ).
Computer Access Panel 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 60 ). CAUTION : Before removing the compu ter access panel, ensure that th e computer is turned off and that the power cord is disconnected from the electrical outlet.
Front Bezel 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 60 ). 2. Remove the computer ac cess panel ( Computer Access Panel on page 64 ). 3. Push up on the two release tabs (1), and then rota te the front bezel away from the chassis to rele ase it (2).
Bezel Blanks 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 60 ). 2. Remove the access panel ( Computer Access Panel on page 64 ). 3. Remove the front bezel ( Fron t Bezel on page 65 ). 4. Gently pull the subpanel, with the bezel blanks secured in it, away from the front bezel, then remo ve the desired bezel blan k.
Cable Management Always follow good ca ble management practices when wo rking inside the compute r. ● Keep cables away from major heat sources like the heatsi nk. ● Do not jam cables on top of expansion cards or memory modules. Printed circuit cards like these are not designed to take excessive pressure on them.
Cable Connections System board connec tors are color-code d to make it easier to find the proper conn ection. System Board Connections System Board Conne ctor, Name, and Connector Color Description P1.
Memory The computer comes with double da ta rate 2 synchronous dyn amic random access memory (DDR2- SDRAM) dual inline me mory modules (DIMMs). The memory sockets on the system board can be populated with up to four industry-standard DI MMs. These memory sockets are populated with at leas t one preinstalled DIMM.
Item Description Socket Color 1 DIMM socket XMM1, Channel A Black 2 DIMM socket XMM2, Channel A White 3 DIMM socket XMM3, Channel B White 4 DIMM socket XMM4, Channel B White NOTE: A DIMM must occupy the black DIMM1 socket. Otherwise, the system will display a POST error message indicating that a memory module must be installed in the black socket.
3. Open both latches of the memory mod ule socket (1 ), and insert the memory module into the socket (2). NOTE: A memory module can be installed in only one way. Match the notch on the modu le with the tab on th e memory socket. 4. Push the module do wn into the socket, ensuring that the modu le is fully inserted and properly seated.
Expansion Cards The computer has three standard fu ll-height PCI ex pansio n slots that can accommodate an expansio n card up to 34 cm (13.4 inches) in lengt h. The computer also has two PCI Express x1 expansion slot s and one PCI Express x16 expan sion slot.
4. Press straight down on the two green thumb tabs in side the chassis (1) an d rotate the expansion card retention latch up (2). 5. Before installing an expansion ca rd, remove the expans ion slot cover or th e existing expansion card.
b. If you are removing a standard PCI card, hold the card at each end and carefully ro ck it back and forth un til the connectors pu ll free from the so cket. Lift the card straight up to remove it. Be sure not to scrape the card aga inst other components.
8. To install a new expansion card , slide the bracke t on the end of th e card down into th e slot on the back of the chassis and p ress the card down firmly into the socket on the system board. NOTE: When installing an expans ion card, press firmly on the card so that the whole connector seats properly in the expan sion card slot.
Drives The computer supports up to five drives that may be installed in various configurations. When installing additional driv es, follow these guidelines: ● The primary Serial ATA (SATA) h ard drive must be co nnected to the da rk blue SATA connector on the system board labeled SATA0.
CAUTION: To prevent loss of wo rk and da mag e to the computer or drive: If you are inserting or removing a drive, shut down the operat ing system properly, turn off the computer, and unplug the power cord. Do not remove a drive while the compu ter is on or in standby mo de.
System Board Drive Connections Refer to the following illustrati on and table to identify the system board drive connectors. No. System Board Connector System Board Label Color 1 SATA0 SATA0 dark blue.
Drive Positions 1 Three 5.25-inch external drive bays for optional drives (opt ical drives and media card reader shown) 1 2 One 3.5-inch external drive bay for optional dr ives (diskette drive shown) 2 3 Two 3.5- inch internal hard drive bays 1 An optional hard drive mounting bracket for the se drive bays is available from HP.
Installing a 3.5-inch Hard Drive into an Internal Drive Bay CAUTION: To preve nt loss of work and dama ge to the computer o r drive: If you are inserting or r emoving a hard drive, shut down the operating system properly, then turn off the computer. Do no t remove a hard drive whil e the computer is on or in standby mode.
6. Pull up on the green hard dr ive drivelock mechanism (1 ) for that drive and slide the drive from the drive bay (2). 7. Remove the four gu ide screws (two on each sid e) from the old drive and in stall them in the replac ement drive. NOTE: Extra 6-32 isolation guide screw s are provided on the ha rd drive bracket under the access panel.
Removing and Replacing a Removable 3.5-inch SATA Hard Drive Some models are eq uipped with a Removable SATA Hard Drive Enclosure in the 5.25-inch externa l drive bay. The hard drive is housed in a carrier tha t can be quickly and ea sily removed from the drive bay.
3. Remove the adhesive strip that secures th e thermal sensor to the top of the hard drive (1) and move the thermal sensor a way from the carrier (2). 4.
5. Slide the hard drive back to disconnect it from the carrier then lift it up and out of the carrier. 6. Place the new hard d rive in the carrier then slid e the hard drive back so that it seats in the SAT A connector on the carrier's ci rcuit board.
7. Replace the four screws in the b ottom of the carrier to hold the drive securely in place. 8. Place the thermal sensor on top of the hard drive in a position that does no t cover the label (1) and attach the thermal sensor to the top of t he hard drive with th e adhesive strip (2).
9. Slide the cover on the carrier (1) and replace the screw on the rear of the carrier to secure th e cover in place ( 2). 10. Slide the hard drive carri er into the enclosure on the computer and lock it with the key provided. NOTE: The carrier must be locked for power to be supplied to the h ard drive.
Installing a 5.25-inch or 3.5-inch Drive into an External Drive Bay NOTE: A 3.5-inch drive may be a diskette drive or a medi a card reader. A 5.25-inch drive may be an optical drive (DVD-ROM or SuperMulti LightScribe driv e) or a me dia card reader with a 5.
6. Connect the power cable (1 ) and data cable (2) to the rear of the optical dr ive or diskette drive. 7. If you are installing a new drive, connect the opposite end of the data cabl e to the appropriate system board connector.
ReadyBoost Card A ReadyBoost card is installed in the co mputer. The card is se cured to the chassis, and a cable connects the card to the system boa rd. 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 60 ). 2. Remove the computer ac cess panel ( Computer Access Panel on page 64 ).
Front I/O Device and Power Switch 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 60 ). 2. Remove the computer access panel ( Computer Access Panel on page 64 ). 3. Remove the front bezel ( Fron t Bezel on page 65 ). 4.
Fan Shroud 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 60 ). 2. Remove the computer ac cess panel ( Computer Access Panel on page 64 ). 3. Pull up on all four shroud tabs simultaneously and slide the shroud from the he atsink.
Heatsink 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 60 ). 2. Remove the computer access panel ( Computer Access Panel on page 64 ). 3. Unscrew the four captive screws (1) that secu re the heatsink to the system boa rd.
Processor 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 60 ). 2. Remove the computer ac cess panel ( Computer Access Panel on page 64 ). 3. Remove the heatsink ( Heatsink on page 92 ). 4. Rotate the locking le ver to its full open position (1).
5. If using a n ew heatsink, remove th e protective cov ering from the bottom of the he atsink and place it in position atop the processor. 6. Secure the heat sink to the system board an d sys tem board tray with th e 4 captive screws and attach the heatsink contro l cable to the system board.
Rear Chassis Fan 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 60 ). 2. Remove the computer ac cess panel ( Computer Access Panel on page 64 ). 3. Disconnect the fan control ca ble from the system board. 4. Press down on the two upper tabs (1 ) to loosen the fa n housing from the chassis.
Inner Chassis Fan 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 60 ). 2. Remove the computer access panel ( Computer Access Panel on page 64 ). 3. Remove the heatsink ( Heatsink on page 92 ). 4. Disconnect the fan control cable from the system board.
Serial Port 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 60 ). 2. Remove the computer ac cess panel ( Computer Access Panel on page 64 ). 3. Push down th e green tabs (1 ), and then r otate the tab back 90 degrees out of the rear of the chassis (2).
Power Supply 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 60 ). 2. Remove the computer access panel ( Computer Access Panel on page 64 ). 3. Disconnect all power cables from the mass storage devices and from the system board.
System Board 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 60 ). 2. Remove the computer ac cess panel ( Computer Access Panel on page 64 ). 3. Remove all expa nsion boards ( Expansion Cards on page 72 ). 4. Disconnect all cables connected to the system board, noting their locati on for reinstallation.
Battery The battery that comes with your computer provide s power to the real-time clo ck and has a lifetime o f about three years. When replacing the battery, use a ba ttery equivalent to the battery orig inally installed on the computer. The co mputer comes with a 3-vo lt lithium coin cell battery.
Type 1 Battery Holder 1. Lift the battery out of its holder. 2. Slide the replacement battery in to position, positive side up. 3. The battery holder au tomatically secures the battery in the proper posi tion. 4. Replace the computer acc ess panel. 5.
4. Plug in the comp uter and turn on power to the computer. 5. Reset the date and time and any special system setups using Computer Setup. Refer to the Computer Setup ( F10) Utility Guide . Type 3 Battery Holder 1. Pull back on the clip (1) that hold s the battery in place, then remo ve the battery (2).
Changing from a Desktop to a Minitower Configuration 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 60 ). 2. Remove the computer ac cess panel ( Computer Access Panel on page 64 ). 3. Remove the front bezel ( F ront Bezel on page 65 ).
CAUTION : The bottom 5.25 -inch drive bay has a sh orter depth th an the upper two ba ys. The bottom bay supports a half-height dr ive or other device that is no more than 14.5 cm (5.7 inche s) in depth. Do not try to force a larger drive, such as an optical drive, into the bottom bay.
Changing from a Minitower to a Desktop Configuration 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 60 ). 2. Remove the computer ac cess panel ( Computer Access Panel on page 64 ). 3. Remove the front bezel ( F ront Bezel on page 65 ).
7. Gently slide the drive into the uppermost availabl e bay until it snaps into place. When the drive is properly inserted, the drivelo ck will se cure it. Repeat this step for ea ch drive. CAUTION : The bottom 5.25 -inch drive bay has a sh orter depth th an the upper two ba ys.
8 Removal and Replacement Procedures Small Form Factor (SFF) Chassis Adherence to the p rocedures and pr ecautions described in this chapter is essential for proper service . After completing all necessary re moval and replacement procedures, run the Diagnostics utility to verify that all components operate properly.
Unlocking the Smart Cover Lock NOTE: The Smart Cover Lock is an optiona l feature included on some models o nly. The Smart Cover Lock is a software- controllable cover lock, controlled by the set up password. This lock prevents unauth orized access to the internal components .
Using the Smart Cover FailSafe Key to Remove the Smart Cover Lock To open the access pane l with the Smart Cover Lock engaged: 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 10 7 ). 2. Use the Smart Cover FailSafe Key to remove the tamper-proof screw that secures the Sm art Cover Lock to the chassis.
External Security Devices The following secu rity devices are used to preven t unauthori zed access to the intern al components of the computer and/or se cure the computer to a fixed obj ect. Installing a Security Lock The security locks displa yed below and on the following page can be used to secure the computer.
HP Business PC Security Lock 1. Fasten the security cable by loo p ing it around a stationary object. 2. Thread the keyboa rd and mouse cables through the lock.
3. Screw the lock to the chassis using the screw prov ided. 4. Insert the plug en d of the security cable into the lock (1) a nd push the button in (2) to engage the lock.
Computer Access Panel 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 10 7 ). 2. Press the bu ttons on the left and right sides of the compu ter (1), slide the acce ss panel back until it stops, and then li ft it up and off the ch assis (2).
Front Bezel 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 107 ). 2. Remove the access panel ( Computer Access Panel on page 113 ). 3. Lift up the green latch b ehind the upper righ t side of the bezel (1), pull the righ t side of the bezel off the chassis (2), and then re move the bezel from the cha ssis.
Bezel Blanks On some models, there are bezel bl anks covering the 3.5-inch and 5.25-inch external drive bays tha t need to be removed befo re installing a drive. To remove a bezel blank: 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 10 7 ).
Installing Additional Memory The computer comes wi th double data ra te 2 synchronous d ynamic random access memo ry (DDR2- SDRAM) dual inline me mory modules (DIMMs). DIMMs The memory sockets on the system board can be po pulated with up to four indust ry-standard DIMMs.
Populating DIMM Sockets There are four DIMM sockets on the system board, with t wo sockets per channel. The sockets are labeled DIMM1, DIMM2 , DIMM3, and DIMM4. Sockets DIMM1 and DIMM2 operate in memory channel A. Sockets DIMM3 and DIMM4 op erate in memory channel B.
be populated with th e two 512-MB DIMMs. With this configuration, 2- GB will run as dual channel and 512-MB will run as single channel. ● In any mode, the maximum operational speed is determined b y the slowest DIMM in the system. Installing DIMMs CAUTION: You must disconnect the power co rd before adding or removing memory modules.
4. Open both latches of the memory mod ule socket (1 ), and insert the memory module into the socket (2). NOTE: A memory module can be installed in only one way. Match the notch on the modu le with the tab on th e memory socket. A DIMM must occupy the black DIMM1 socket.
Expansion Cards The computer has one stan dard low-profile PCI ex pansion slot th at can accommodate an exp ansion card up to 17.46 cm (6 .875 inches) in length. The computer also ha s two PCI Express x1 e xpansion slots and one PCI Express x16 expansion slot.
4. Release the slot cover re tention latch that secu re s the PCI slot covers by lifting the green tab on the latch and ro tating the la tch to the open position. 5. Before installing an expansion ca rd, remove the expans ion slot cover or th e existing expansion card.
b. If you are removing a standard PCI card, hold the card at each end, and carefully rock it back and forth un til the connectors pu ll free from th e socket. Pull the expansion card stra ight up from the socket then away from the inside of the chassis to release it from the chassis frame.
CAUTION: After removin g an expansion card, yo u must replace it with a new ca rd or expansion slot cover for pr oper cooling of in ternal componen ts during oper ation. 8. To install a new expansio n card, slide the card under the slot cover retention latch and press the card down into the socket on the system boa rd.
Cable Management The Small Form Factor chassis is a very compact computer and proper routing of th e internal cables is critical to the operation o f the computer. Foll ow good cable ma nagement practices wh en working insid e the computer. ● Keep cables away fro m major heat sources like th e heatsink.
Cable Connections System board connectors are colo r-coded to make it ea sier to fin d the proper c onnection . Cable To Cable Designator Power Supply System boa rd, 24-pi n P1 Power Supply Diskette d.
Drives A Torx T-15 screwdriver is needed to re move and install the guide screws on a drive. CAUTION: Make sure personal files on the h ard drive are backed u p to an external st orage device before removing the hard drive. Failu re to do so will result in data loss.
Installing and Removing Drives When installing a dditional drives, follow th ese guidelines: ● The primary Serial ATA (SATA) ha rd drive must be connected to the d ark blue primary SAT A connector on the system b oard labeled SATA0. ● Connect a SATA optica l drive to the white SATA connector on the system board labeled SATA1.
CAUTION: To preve nt loss of work and dama ge to the computer o r drive: If you are inserting or removi ng a drive, shut down th e operati ng system properly, turn off th e computer, and unplug th e power cord. Before handling a drive, ensure t hat you are discha rged of static electricity.
System Board Drive Connections Refer to the following illustrati on and table to identify the system board drive connectors. No. System Board Connector Sys tem Board Label Color 1 Media Card Reader ME.
Removing an Optical Drive CAUTION: All removable media shoul d be taken out of a drive before removing the drive from th e computer. NOTE: An optical drive is a D VD-ROM or SuperMulti LightScribe drive. To remove an optical drive: 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 107 ).
5. Rotate the drive cage back down to its normal positi on. CAUTION: Be careful not to pinch any cables or wires when rotat ing the drive ca ge down. 6. Press the green drive retainer latc h (1) located on the right side of the drive to dise ngage the drive from the drive ca ge.
3. If you are installing a drive in a bay covered by a bezel blank, re move the front be zel then remove the bezel blank. See Bezel Blanks on page 115 for more informat ion. 4. Install two M3 m etric guide screws in th e lower ho les o n each side of the drive.
6. Rotate the drive cage to its upright posi tion. 7. Connect the SATA da ta cable to the white system board connector la beled SATA1. 8. Route the data cable through the cable guides. CAUTION: T here are two cable guide s that keep the da ta cable from being pinched by the drive cage when raising or lower ing it .
10. Rotate the drive cage back down to its no rmal position. CAUTION : Be careful not to pinch any cables or wires when ro tating the drive cage down. The system automaticall y recognizes the drive and reconfi gures the computer. Removing an External 3.
2. Disconnect the drive cables, a s indicated in the following illustrations: a. If you are remo ving a diskette drive, discon nect the data cable (1) and powe r cable (2) from the back of the dr ive. b. If you are removing a media card reader, disconnect the U SB cable from the system board.
3. Press the green dri ve retainer latch (1) located on the right side of the drive to disengage th e drive from the drive cage. While pressing the drive retainer latch , slide the drive back until it stops, then lift it up and o ut of the drive cage (2).
3. Position the guide scre ws on the drive into the J-sl ots in the drive bay. Then slide the drive toward the front of the computer until it locks into place.
Primary 3.5-inch Internal SATA Hard Drive NOTE: The system does not support Paralle l ATA (PATA) hard drives. The preins talled 3.5-inch ha rd drive is locate d under the power supply. To re move and replace th e hard drive: 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 107 ).
5. Disconnect the power cable (1) and data cable (2) from the back of the hard drive. 6. Press down on th e green release l atch next to the hard drive (1). While holding the latch down, slide the drive toward the front of the chassis un til it stops, and then lift the drive up an d out of the bay (2).
Removable 3.5-inch SATA Hard Drive Some models are eq uipped with a Removable SATA Hard Drive Enclosure in the 5.25-inch externa l drive bay. The hard drive is housed in a carrier tha t can be quickly and ea sily removed from the drive bay. To remove and replace a drive in th e carrier: 1.
4. Remove the fo ur screws from the b ottom of the hard drive ca rrier. 5. Slide the hard drive back to discon nect it from the carr ier then l ift it up a nd out of t he carrier .
6. Place the new hard d rive in the carrier then slid e the hard drive back so that it seats in the SAT A connector on the carrier's ci rcuit board. Be su re t he connector on the hard drive is pressed all th e way into the conne ctor on the carrier's circuit bo ard.
8. Place the thermal sensor on top of the hard drive in a position that does no t cover the label (1) and attach the thermal sensor to the top of t he hard drive with th e adhesive strip (2). 9. Slide the cover on the carrier (1) and replace th e screw on the rear of the carrier to secure the cover in place (2).
ReadyBoost Card A ReadyBoost card is installed in the computer. The ca rd is secured to the chassis, and a cable connects the card to the system board. 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 107 ). 2. Remove the access panel ( Computer Access Panel on page 113 ).
Fan Shroud 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 10 7 ). 2. Remove the access pan el ( Computer Access Pa nel on page 113 ). 3. Lift the fan shroud straight up out of the chassis. To install the fan shroud , reverse the removal procedure.
Chassis Fan 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 107 ). 2. Remove the access panel ( Computer Access Panel on page 113 ). 3. Remove the front bezel ( Fron t Bezel on page 114 ). 4. Remove the fan shro ud ( Fan Shroud on page 145 ).
Power Switch Assembly 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 10 7 ). 2. Remove the access pan el ( Computer Access Pa nel on page 113 ). 3. Remove the front bezel ( F ront Bezel on page 114 ). 4. Remove the chassis fan ( Chassis Fan on page 146 ).
Front I/O Device 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 107 ). 2. Remove the access panel ( Computer Access Panel on page 113 ). 3. Remove the front bezel ( Fron t Bezel on page 114 ). 4. Rotate the drive ca ge to its upright position .
Heatsink 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 10 7 ). 2. Remove the access pan el ( Computer Access Pa nel on page 113 ). 3. Remove the fan shroud ( Fan Shroud on page 145 ). 4. Disconnect the heatsink fan cont rol cable from the system board.
Processor 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 107 ). 2. Remove the access panel ( Computer Access Panel on page 113 ). 3. Remove the fan shro ud ( Fan Shroud on page 145 ). 4. Remove the heatsink ( Heatsink on page 149 ).
4. Apply the thermal gre ase provided in the spares kit to the top of the proces sor and install the heatsink atop the pr ocessor. 5. Go to step 7. 6. If using a new heatsink, remove the protective cove ring from the bottom of the heat sink and place it in position atop th e processor.
Power Supply WARNING! Voltage is always present on the system bo ard when the computer is plugged into an active AC outlet. To avoid possible personal injury and dama ge to the equipment the power cord shoul d be disconnected fro m the computer and/or the AC outlet before opening the compu ter.
System Board 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 10 7 ). 2. Remove the access pan el ( Computer Access Pa nel on page 113 ). 3. Remove all PCI and PCI Expr ess expansion boards ( Expa nsion Cards on page 120 ).
8. Disconnect the serial port from the syst em board. 9. Disconnect the b alance of the cable s from the system board . 10. Remove the heatsink ( Heatsink on page 149 ). 11. Remove the eight sc rews that secure the syst em board to the chassis (1). 12.
CAUTION: Before reinstalling the heatsink you must clean the top of the processor an d the bottom of the heatsink with an alcoho l pad supplied in the spares kit. After the alcohol has evaporated, ap ply thermal grease to the top of the p rocessor from the syringe supplied in the spares kit.
8. Remove the four screws that secu re the backwall a ssembly to th e chassis (1), slide the backwall assembly toward the fron t of the chassis (2 ), and then lift it out o f the chassis (3). To replace t he backwall, reverse the re moval procedur es.
CAUTION: Static electricity ca n damage the electron ic components of th e computer or optional equipment. Before b eginning these procedures, ensure that you are dischar ged of static e lectricity by briefly touching a grounded metal object. 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 10 7 ).
2. To insert the new ba ttery, slide one edge of the replaceme nt battery under the holder’s lip with the positive side u p (2). Push the othe r edge down until the clamp snaps o ver the other edge o f the battery. 3. Replace the computer access pan el.
9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Adherence to the p rocedures and pr ecautions described in this chapter is essential for proper service . After completing all necessary re moval and replacement procedures, run the Diagnostics utility to verify that all components operate properly.
External Security Devices The following secu rity devices are used to preven t unauthori zed access to the intern al components of the computer and/or se cure the computer to a fixed obj ect. Cable Lock There are two ca ble lock slots on the re ar of the comput er.
HP Business PC Security Lock 1. Fasten the security cable by loo p ing it around a stationary object. 2. Thread the keyboa rd and mouse cables through the lock.
3. Screw the lock to the chassis using the screw prov ided. 4. Insert the plug en d of the security cable into the lock (1) a nd push the button in (2) to engage the lock.
Computer Access Panel To access internal components, you must remove the access panel: 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 15 9 ). 2. Loosen the thumbscrew on the rear of the computer (1), slide the access p anel toward the front of the computer, and then lift it off (2).
Front Bezel 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 159 ). 2. Remove the computer access panel ( Computer Access Panel on page 163 ). 3. Lift the fan up and place it on top of the optical d rive to access the front beze l release tabs.
Bezel Blanks On some models, there is a bezel blank covering the extern al drive bay that needs to be removed be fore installing a drive. To remove a bezel blank: 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 15 9 ).
Memory The computer comes wi th double data ra te 2 synchronous d ynamic random access memo ry (DDR2- SDRAM) small outline dual in line me mory modules (SODIMMs). SODIMMs The memory sockets on the system board can be popul ated with up to two industry-standard SODIMMs.
Populating SODIMM Sockets Item Description Socket Color 1 SODIMM1 socket, Channel A Black 2 SODIMM3 socket, Channel B White NOTE: A SODIMM must occupy the black DIMM1 socket. Otherwise, the system will display a POST error message indicating that a memory mo dule must be installed in the black socket.
4. If you are adding a second SODIMM, remove the SODIMM from the top DIMM1 socket to access the bottom DIMM3 socket. Press outward on the tw o latches on each side of the SODIMM (1) then pull the SODIMM o ut of the socket (2 ).
Cable Management Always follow good ca ble management practices when wo rking inside the compute r. ● Keep cables away from major heat sources like the heatsi nk. ● Do not jam cables on top of expansion cards or memory modules. Printed circuit cards like these are not designed to take excessive pressure on them.
Cable Connections System board connec tors are color-code d to make it easier to find the proper conn ection. System Board Connections System Board Conne ctor Description Optical data/power P21, SECON.
4. Slide the drive all the way out of the bay through the front be zel. Preparing a New Optical Drive Before you can use the new opti cal drive, attach the release latch.
Installing a New Optical Drive NOTE: If you are installing an optical driv e in a bay that did not previously have a drive in it, you must remove the access panel and the beze l blank covering the opening of the bay befo re proceeding. Follow the procedures in Computer Access Panel on pag e 163 and Bezel Blanks on page 165 .
4. Connect th e cable to th e rear of the optical drive (1), and then slide the drive the rest o f the way into the bay so that it locks in place (2). Optical Drive Connector 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 15 9 ).
Hard Drive NOTE: The Ultra-Slim De sktop supports only 2.5-inch Serial ATA (SATA) internal hard drives; parallel ATA (PATA) internal hard drives are n ot supported. The 2.5-inch ha rd drive is enclosed in a carrier under th e optical drive. 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 159 ).
6. To remove the hard drive f rom the carrier, remove the guide screw from the fron t left side of the carrier. 7. Slide the carrier ba ck and remove th e hard drive.
8. Transfer the three rema ining guide screws (two on the right and o ne on the rear left) fro m the old drive to the new drive. 9. Align the guide sc rews with the slots on the carrier and slide the ne w hard drive into th e carrier (1), then replace the g uide screw on th e front left of the carrier to secure the drive in the carrier (2).
10. To place the h ard drive carrier back in the ch assis, align the guide sc rews with the slots on the drive bay, drop the carrier straight down into the drive bay (1), an d press the handle on the carrier all the way down to th e down (2) so that the drive is properly seated and locked in place.
Hard Drive Cage 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 159 ). 2. Remove the computer access panel ( Computer Access Panel on page 163 ). 3. Remove the optical drive ( Removing the Optical Drive on page 170 ). 4.
Port Cover An optional rear port cover is ava ilable for the computer. To install the port cover: 1. Thread the cables through the b ottom hole on the port co ver (1) and connect the cables to the rear ports on the computer.
ReadyBoost Card A ReadyBoost card is installed in the computer. The ca rd is secured to the chassis, and a cable connects the card to the system board. 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 159 ). 2. Remove the computer access panel ( Computer Access Panel on page 163 ).
Fan 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 15 9 ). 2. Remove the computer ac cess panel ( Computer Access Panel on page 163 ). 3. Disconnect the fan control ca ble from the system board. 4. Lift the fan straight u p and out of the chassis.
Speaker 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 159 ). 2. Remove the computer access panel ( Computer Access Panel on page 163 ). 3. Remove the front bezel ( Fron t Bezel on page 164 ). 4. Remove the hard drive ( Hard Drive on page 174 ).
I/O Panel 1. Prepare the comp uter for disas sembly ( Preparat ion for Disas sembly on page 15 9 ). 2. Remove the computer ac cess panel ( Computer Access Panel on page 163 ). 3. Remove the screw from the left side of the pane l that holds the I/O pa nel in place (1).
Heatsink 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 159 ). 2. Remove the computer access panel ( Computer Access Panel on page 163 ). 3. Lift the fan up and place it on top of the optical d rive to access the front beze l release tabs.
5. Lay the heatsink on its top in a safe area to pr event the thermal gre ase from contaminating the work surf ace. If reusing the existing heatsink go to step 1.
Processor 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 159 ). 2. Remove the computer access panel ( Computer Access Panel on page 163 ). 3. Remove the heatsink ( Heatsink on page 184 ). 4. Rotate the processor locking lever to its full open positio n (1).
5. If using a new heatsink, remove the protective cove ring from the bottom of the heat sink and place it in position atop th e processor. 6. Secure the heatsink to the system board and s ystem boa rd tray with the 4 captive screws and attach the heatsink control cable to the system board.
12. Lift the rear of the system board until it clears the chassis (3), and then remove the system board from the chassis (4). To install the system board, reverse the removal procedure. NOTE: When replacing the system board, you must also change the chassis serial number in the BIOS.
10. Lift the fan out of the ch assis (2). To install the fan, reverse the remova l procedures. Battery The battery that comes with your comp uter provides power to the real-time clo ck and has a lifetime of about three years. When replacing the battery, use a ba ttery equivale nt to the battery originall y installed on the computer.
CAUTION: Static electricity can damage the electronic co mponents of the computer or op tional equipment. Before beg inning these procedures, ensure that you are discha rged of static ele ctricity by briefly touching a ground ed metal object. 1. Prepare the co mputer for disasse mbly ( Preparation for Disassembly on page 159 ).
A Connector Pin Assignments This appendix contains the pin assignments for ma ny computer and workstation connectors. Some of these connectors may no t be used on the product being serviced.
Ethernet RJ-45 Connector and Icon Pin Signal 1 2 3 4 (+) Transmit Data (-) Transmit Data (+) Receive Da ta Unused 5 6 7 8 Unused (-) Receive Data Unused Unused Ethernet AUI Connector and Icon Pin Sign.
Parallel Interface Connector a nd Icon Pin Signal Pin Signal 1 2 3 4 Strobe Data Bit 0 Data Bit 1 Data Bit 2 10 11 12 13 Acknowledge Busy Paper End Select 5 6 7 8 Data Bit 3 Data Bit 4 Data Bit 5 Data.
USB Connector and Icon Pin Signal 1 2 3 4 +5 VDC - Data + Data Ground Microphone Connector and Icon (1 /8” miniphone) Pin Signal 1 2 3 1 (Tip) 2 (Ring) 3 (Shield) Audio_left Power_Right Audio_right .
External Infrared Transceiver Connector a nd Icon Pin Signal 1 2 3 4 Transmit Receive Ground 5V 5 6 7 8 Mode Not Used Not Used Not Used Monitor Connector a nd Icon Pin Signal Pin Signal 1 2 3 4 Red An.
ATA/ATAPI (IDE) Standard Drive Cable Connector Pin Signal Pin Signal Pin Signal 1 2 3 4 Reset Ground DD7 DD8 15 16 17 18 DD1 DD14 DD0 DD15 29 30 31 32 DMAK Ground INTRQ IOCS16 5 6 7 8 DD6 DD9 DD5 DD10.
CD-ROM 50-Pin Connector Connector Pin Signal Pin Signal Pin Signal Pin Signal 1 2 3 4 Audio L-ch Audio R-ch Audio GND GND 14 15 16 17 DD12 DD3 DD13 DD2 27 28 29 30 IORDY DMACK INTRQ IOCS 16 40 41 42 4.
24-Pin MicroFit Power (CMT, SFF) Connector 24 12 13 1 F ront Pin Signal Pin Signal Pin Signal Pin Si gnal 1 2 3 4 5 6 +5 Vaux GND +5V +5V PS_ON GND 7 8 9 10 11 12 PWRGD +3.3V +3.3V Tach GND Fan-CMD 13 14 15 16 17 18 +12V +5V Sense GND +5V +5V +3.3V 19 20 21 22 23 24 GND +3.
SATA Data and Power Drive Connector Pin Signal Pin Signal Pin Signal Pin Signal S1 S5 Ground B- S2 S6 A+ B+ S3 S7 A- Ground S4 Ground P1 P5 P9 P13 Ground B- V 5 V 12 P2 P6 P10 P14 V 3.
52 53 54 55 PERp8 PERN8 GND GND 57 58 59 60 PERn9 GND GND PERp10 62 63 64 65 GND GND PERp11 PERn11 67 68 69 70 GND PERp12 PERn12 GND 72 73 74 75 PERp13 PERn13 GND GND 76 77 78 79 80 PERp14 PERn14 GND .
52 53 54 55 GND GND PETp9 PETn9 57 58 59 60 GND PETp10 PETn10 GND 62 63 64 65 PETp11 PETn11 GND GND 67 68 69 70 PETn12 GND GND PETp13 72 73 74 75 GND GND PETp14 PETn14 76 77 78 79 80 GND GND PETp15 PE.
31 32 33 34 36 36 PETn0 SMB_DATA PETp0 GND GND USB_D- 37 38 39 40 41 42 Reserved* USB_D+ Reserved* GND Reserved* LED_WWAN# 43 44 45 46 47 48 Reserved* LED_WLAN# Reserved* LED_WPAN# Reserved* +1.
B Power Cord Set Requirements The power supplies on some computers have extern al power switches. The voltag e select switch feature on the computer permits it to operate fro m any line voltage between 100 -120 or 220-240 volts AC.
Country-Specific Requirements Additional requ irements specific to a countr y are shown in parentheses and explained below. Country Accrediting Agenc y Country Ac crediting Agency Australia (1) Austri.
C POST Error Messages This appendix lists th e error codes, e rror messages, an d the various indicator light and audibl e sequences that yo u may encounter du ring Power-On Se lf-Test (POST) or computer restart, the proba ble source of the prob lem, and steps you can take to resolve th e error conditio n.
POST Numeric Codes and Text Messages This section covers those POST errors that h ave numeric codes associated wi th them. The section also includes some text messa ges that may be encountered during POST. NOTE: The computer will beep once after a POST text mess age is displayed on the screen.
Control panel message Description Recommen ded action contact an authorized dealer or reseller for RTC batt ery replacemen t. 163-Time & Date Not Set CMOS jumper may not be properly installed. Check for proper placement of the CMOS jumper if applicable.
Control panel mes sage Description Recommended action 303-Keyboard Controller Error I/O board keyboard controller. 1. Reconnect keyboard with computer turn ed off. 2. Replace the system board. 304-Keyboard or System Unit Erro r Keyboard failure. 1. Reconnect the keyboard with computer turn ed off.
Control panel message Description Recommen ded action 4. Replace diskette drive. 5. Replace the system board. 605-Diskette Drive Type Err or Mismatch in drive type. 1. Run Computer Setup. 2. Disconnect any other diskette controller devices (tape drives).
Control panel mes sage Description Recommended action 1720-SMART Hard Drive Detects Imminent Failure Hard drive is about to fail. (Some hard drives have a hard drive fir mware patch that will fix an erroneous error messag e.) 1. Determine if hard drive is giving correct error message.
Control panel message Description Recommen ded action 2202-PMM Deallocation Error during MEBx cleanup Memory error during POST execution of the Management Engine (ME) BIOS Extensions option ROM 1. Reboot the computer. 2. Unplug the power cord, re- seat the memory modules, and reboot the computer.
Control panel mes sage Description Recommended action Parity Check 2 Parity RAM failure. Run Computer Setup and Diagnostic utilities. System will not boot without fan CPU fan not installed or disconnected in VSFF chassis. 1. Remove the computer cover, press the power button, and see if the processo r fan spins.
Activi ty Beeps Possible Cause Recommended Action Red Power LED flashes three times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs continue until problem is solved. 3 Processor not installed (not an indicator of bad processor).
Activity Beeps Possible Cause Recommended Ac tion iteration but LEDs continue until problem is solved. Red Power LED flashes eight times, once every second, followed by a two second pause. Beeps stop after fifth iteration but LEDs continue until problem is solved.
Activi ty Beeps Possible Cause Recommended Action 3. Check that both power supply cables are properly connected to the system board . 4. Check to see if the 5V_aux light on the system board is turned on. If it is turned on, then replace the power b utton harness.
D Troubleshooting Without Diagnostics This chapter provides information on how to identify an d correct minor problems, such as diskette drive, hard drive, optical drive, graphics, audio, memory, and software proble ms. If you encounter problems with the computer, refer to the ta bles in this chapte r for probabl e causes and recommended solutions.
● Boot the computer to the Safe Mode to see if it will bo ot without all of th e drivers loaded. When booting the o perating system, use “Las t Known Configuration.” ● Refer to the co mprehensive online tech nical support at http://www.hp.com/ support .
● Check all cable connections for loo se connections or incorrect connections. ● Wake the computer by pressing any key on the keyboard or pressing the power but ton.
Solving General Problems You may be able to easily resolve th e general problems described in this sectio n. If a problem persists and you ar e unable to resolve it you rself or if you feel uncomfortable about performing the operation, contact an authorize d dealer or reseller.
There is no sound or sound volume is too low. Cause Solution System volume may be set low or muted. 1. Check the F10 BIOS settings to make sure the internal system speaker is not muted (this setting does not affect the external speakers).
Poor performance is experienced. Cause Solution (Windows Vista) and type msconfig . On the Startup tab of the System Configuration Utility, uncheck appli cations that you do not want to launch automatically. Some software applications, especially games, are stressful on the graphics subsystem 1.
System does not power on an d the LEDs on the front of the computer are not flashing. Cause Solution 3. Check that both power s upply cables are proper ly connected to the system board. 4. Check to see if the 5V_aux ligh t on the system board is turned on.
Power LED flashes Red four times, once every second, foll owed by a two second pause, and the comp uter beeps four times. (Beeps stop after fifth iteration but LEDs co ntinue flashing.
Drive not f ound. Cause Solution Cable is loose. Reseat di skette drive data and power cabl e. Removable drive is not seated properly. Reseat the drive. The device has been hidden in Compu ter Setup. Run the Computer Setup utility and ensure Device Available is selected for the Legacy Diskette in Security > Device Security .
A problem has occurred with a disk transaction. Cause Solution The directory structure is bad , or there is a problem with a file. In Microsoft Windows XP, right-click Start , click Explore , and select a drive. Select File > Properties > Tools .
Solving Hard Drive Problems Table D-4 Solving Hard Drive Problems Hard drive error occurs. Cause Solution Hard disk has bad sectors or has failed. 1. In Microsoft Windows XP, right-click Start , click Explore , and select a drive. Select File > Properties > Tools .
Nonsystem disk/NTLDR missing message. Cause Solution The system is trying to start fr om a diskette that is not bootable. Remove the diskette from the diskette drive. The system is trying to start from the hard drive b ut the hard drive may have been damaged.
Computer seems to b e locked up. Cause Solution off the power. To r estart the computer, press the power button again. The removable hard drive has no power to the hard drive enclosure. Cause Solution The lock on the enclosure is not turne d to the “ON” position.
A write-protected or locke d error occurs when attempting to write to the media card. Cause Solution Media card is locked. Locking the me dia card is a safety feature that prevents writing to and deleting from an SD/Memory Stick/ PRO card.
Solving Display Problems If you encounter display problems, se e the documentation that came with the monitor and to the commo n causes a nd solutions listed in th e following ta ble. Table D-6 Solving Disp lay Problems Blank sc reen (n o video) . Cause Solution Monitor is not turned on and the monitor ligh t is not on.
Blank screen and the po wer LED flashes Red five times, once every seco nd, followed by a two second pause, and the computer bee ps five times. (Beeps stop after fifth iteration but LEDs continue f lashing.) Cause Solution Pre-video memory error. 1. Reseat DIMMs.
Blurry video or reque sted resolution cannot be set. Cause Solution If the graphics controller was upgr aded, the correct graphics drivers may not be loaded. Install the video drivers included in the upgrade kit. Monitor is not capable of displaying requested resolu tion.
Vibrating or rattling noise coming from inside a CRT monitor when pow ered on. Cause Solution Monitor degaussing coil has been activated. None. It is normal for the degaussing coil to be activated when the monitor is powered on. Clicking noise coming from inside a CRT mon itor.
Table D-7 Solving Audi o Problems Sound cuts in and out. Cause Solution Processor resources are being used by other open applications. Shut down all open processo r-in tensive applications. Direct sound latency, common in many media player applications.
Sound from headphones is not clear or muffled. Cause Solution Headphones are plugged into the rear audio output connector. The rear audio output co nnector is for powered audio devices and is not designed for headphone use. Plug the headphones into the headphone connector on the front of the computer.
Printer prints garbled information. Cause Solution The correct printer driver for the applicat ion is not installed. Install the correct printer driver for the application. The cables may not be connected properly. Reconnect all cables. Printer memory may be overloaded.
Cursor will not move using the arrow keys on the keypad . Cause Solution The Num Lock key may be on. Press the Num Lo ck key. The Num Lock light should not be on if you want to use the arrow keys. The Num Lock key can be disabled (or enabled) in Computer Se tup.
device and configures the computer. If you insta ll a non–plug and play device, you must reco nfigure the computer after completing installation of the new hardware. In Windows, use the Add Har dware Wizard and follow the in structions that appear on the scree n.
Power LED flashes Red five times, once every second, f ollowed by a two second pause, and the comput er beeps five times. (Beeps stop after fifth iteration but LEDs co ntinue flashing.) Cause Solution 1. Reseat DIMMs. Power on the syste m. 2. Replace DIMMs one at a time to isolate the faulty module.
Table D-12 Solving Network Problems Wake-on-LAN featu re is not functioning. Cause Solution Wake-on-LAN is not enabled. To enable Wake-on-LAN in Windo ws XP: 1. Select Start > Control Panel . 2. Double-click Network Connection s . 3. Double-click Local Area Connection .
Network status link light n ever flashes. NOTE: The network status light is supposed to flash when there is network activity. Cause Solution Network controller is not set up pr operly. Check for the device status with in Windows, such as Device Manager for driver load and the Networ k Connections applet within Windows for lin k status.
Network controller s topped working when a n expansion board was add ed to the comput er. Cause Solution The network controller requires drive rs. Verify that the drivers were not accidentally deleted when the drivers for a new expansion board were installed.
CAUTION: Power may still be supplied to the DIMMs wh en the computer is tu rned off (depending on the Management Engine (ME) setti ngs). To avoid damage to the DIMMs or the system board, you must unplug the co mputer power cord before attempting to resea t, install, or remove a DIMM module.
Power LED flashes Red five times, o nce every second, followed by a two seco nd pause, and the computer beeps five times. (Beeps stop after fifth iteration but LEDs continue f lashing.) Cause Solution Memory is installed incorrectly or is bad. 1. Reseat DIMMs.
Table D-15 Solving CD-ROM and DVD Problems System will not boot from CD-ROM or DVD drive. Cause Solution The device is attached to a SATA port that has been hidden in the Computer Setup utility. Run the Computer Set up utility and ensure Device Available is selected for the device's SATA port in Security > De vice Security .
Movie will not play in the DVD drive. Cause Solution Movie rating locked out by parental lock. Use D VD software to remove parental lock. Media installed upside down. Reinstall media. Cannot eject compact disc (tray- load unit). Cause Solution Disc not properly seated in the drive .
Solving Drive Key Problems If you encounter Drive Key problems, com mon causes and solutions are listed in the following table. Table D-16 Solving Drive Key Problems USB Drive Key is not seen as a drive letter in Windows. Cause Solution The drive letter after the last physical drive is not availa bl e.
Table D-17 Solving Front Panel Component Pro blems A USB device, headphone, or microphone is not reco gnized by the computer. Cause Solution Device is not properly co nnected. 1. Turn off the computer. 2. Reconnect the device to the front of the computer and restart the computer.
Unable to connect to the Internet. Cause Solution IP address is not configured properly. Contact your ISP for the co rrect IP address. Cookies are corrupted. (A “cookie” is a small piece of information that a Web server can stor e temporarily with the Web browser.
Internet takes too long to download Web sites. Cause Solution 1. Select Start > Control Panel . 2. Click on System and Maintenance . 3. Click on System . 4. In the Tasks list, select Device Manager . 5. Double-click Modems . 6. Double-click Agere Systems PCI-SV92PP Soft Modem .
“Illegal Operation has Occurred ” error message is displayed. Cause Solution Software being used is not Micros o ft-certified for your ve rsion of Windows. Verify that the software is certified by Microsoft for your version of Windows (see program packaging for this information).
E System Board and Riser Board Reference Designators These reference designators a re used on most but not al l HP system and riser boards. Designator Component BAT CR1 CR2 CR3 CR4 Battery socket/Batt.
J38 J39 J40 Secondary SCSI connector Stacked parallel/SCSI connector AGP sl ot J41 J50 J51 J52 J53 x16 PCI Express slot for graphics First parallel port Second parallel port Double-stacked parallel po.
L3 L4 L5 P1 USB rear port choke (2nd) USB rear port choke (3rd) USB front port choke (2nd) P/S connector (20 or 24 pin ) P2 P3 P4 P5 P6 Second P/S connector (as required) Processor 12V header Secondar.
P54 P55 P58 P60 P61 Primary serial port Double stack serial port, Top = Serial B, Bottom = Serial A Riser edge connector (male-mates with J30) PrimarySerial ATA (SATA) connector Second Serial ATA (SAT.
U4 U5 South bridge Super I/O U6 U7 U10 U11 U12 Clock ch ip 64 bit Bridge LOM1 LOM1 EEPROM LOM1 PHY U13 U14 U16 U17 U18 Audio Codec Audio amplifier LOM2 LOM2 EEPROM LOM2 PHY U19 U20 U21 U29 U30 U31 SPI.
Y4 Y5/H5 Secondary NIC clock cr ystal RTC clock crystal/tie-down 257.
Index Symbols/Numerics 24-pin MicroFit pow er pin assignments 198 24-pin power pin assignments 197 4-pin power pin a ssignments 198 6-pin power pin a ssignments 198 A access panel, locked 220 access t.
cloning tools, software 21 CMT 5.25" drive bezel removal and replacement 66 access panel removal and replacement 64 battery removal and replacement 100 cable connection s 68 cable lock r emoval a.
ethernet AUI pin assignments 192 BNC pin assignments 191 RJ-45 pin assignmen ts 192 expansion car ds CMT removal and replacement 72 SFF removal and replacement 120 expansion slot cover removing CMT 73.
line-in audio pin assignments 19 4 line-out audio pin assignments 19 4 locking Smart Cover Lock 46 locks cable lock 160 HP Business PC Security Lock 161 M media card read er installing 87 Media Card R.
R ReadyBoost card CMT removal and replacement 89 SFF removal and replacement 144 USDT removal and replacement 180 rear chassis fan CMT removal and replacement 95 USDT removal and replacement 188 recov.
setup password changing 42 deleting 43 entering 42 setting 41 SFF backwall removal and replacement 155 battery removal and replacement 156 cable connection s 125 cable manageme nt 124 chassis fan remo.
URLs (Web sites). See Web sites USB flash media device , bootable 35, 36 USB pin assignments 194 USDT battery removal and replacement 189 bezel blanks remo val and replacement 165 cable connections 17.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté HP (Hewlett-Packard) 0G02221 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du HP (Hewlett-Packard) 0G02221 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation HP (Hewlett-Packard) 0G02221, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le HP (Hewlett-Packard) 0G02221 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le HP (Hewlett-Packard) 0G02221, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du HP (Hewlett-Packard) 0G02221.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le HP (Hewlett-Packard) 0G02221. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei HP (Hewlett-Packard) 0G02221 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
