Manuel d'utilisation / d'entretien du produit QE264UAR#ABA du fabricant HP (Hewlett-Packard)
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Compaq Presario CQ57 Notebook PC Maintenance and Service Guide.
© Copyright 2011 Hewlett-Packard Development Company, L.P. AMD, the AMD Arrow log o, and combinations thereof, are trademarks of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license.
Safety warning notice WARNING! To red uce the possib ility of hea t-related i n juries or of overheating the device, do not place the device directly on your lap or obstruct t he device air vents.
iv Safety warning notice.
Table of contents 1 Product description ............. ............... .............. ............. ............. ................ .............. ...... ... 1 2 External component identification .......... ............ ............. ........... .......
Packaging a nd transpo rting guidel ines ........................................ 35 Component re placemen t procedur es ........................................................ ................................ 37 Service tag ........ ....... ........
7 Backup and recovery ............... ........................... ................... .......................... ............... 9 2 Restore .. ................. .............. ............ .............. ............... .............. ............. .
viii.
1 Product description Category Descriptio n Computer models equipped with an AMD processor Computer models equipped with an Intel processor Produc t Name Compaq Presario CQ57 No tebook PC √√ Proces sors AMD® E450 1.65-GHz process or (dual core, 18 W) √ AMD E350 1.
Category Descriptio n Computer models equipped with an AMD processor Computer models equipped with an Intel processor Intel Pentium B950 2.10-GHz proces sor (2.0- MB L2 cache, dual core, TJ85, 35 W; not supported on computer models equipped with Windows 7 Starter 32-bit operating system) √ Intel Celeron B800 1.
Category Descriptio n Computer models equipped with an AMD processor Computer models equipped with an Intel processor Switchable discrete graphics (not supported on computer models equipped with Windo.
Category Descriptio n Computer models equipped with an AMD processor Computer models equipped with an Intel processor Supports the following hard drives: ● 500-GB, 5400-rpm ● 320-GB, 5400-rpm ● 250-GB, 5400-rpm √√ Optical drive (select models only) Fixed √√ Serial ATA √√ 12.
Category Descriptio n Computer models equipped with an AMD processor Computer models equipped with an Intel processor Support for the following WLAN formats: ● Atheros 9485GN 802.11b/g/n 1×1 WiFi and 3012 Bluetooth 4.0 Combo Adapter ● Atheros AR9002WB-1NGB 802.
Category Descriptio n Computer models equipped with an AMD processor Computer models equipped with an Intel processor TouchPad with multi-to uch gestures, 2-finger scrolling, and pinch-zoom enabled .
2 External component identification Display Item Componen t Description (1) WLAN antennas (2)* Send and receiv e wireless signals to comm unicate with WLANs. NOTE: Select computer models on ly have one WLAN antenna. (2) Webcam light On: The webcam is in use.
Item Componen t Description (5) Internal display switch Turns off t he disp lay and initiates Sleep if the display is closed while the power is on . NOTE: The internal display switch is not visible from the outside of the computer. *The antennas are not visible from the ou tside of the computer.
Keys Item Componen t Description (1) esc key Display s syste m inform atio n when pressed in combination with the fn key. (2) fn key Display s syste m inform atio n when pressed in combination with the esc key. (3) Windows logo key Displays the Windows Start menu.
Lights Item Componen t Description (1) TouchPad light ● Amber: The TouchPad is off. ● Off: The TouchPad is on. (2) Caps lock light ● White: Caps lock is on. ● Off: Caps lock is off. (3) Power ligh t ● White: The computer is on. ● Blinking white: The com puter is in the Sleep state.
TouchPad Item Componen t Description (1) TouchPad light ● Amber: The TouchPad is off. ● On: The TouchPad is on. (2) TouchPad on/off button Turns the TouchPad on and off. Quickly double-tap the TouchPad on/off button to turn the TouchP ad on and off.
Left side Item Componen t Description (1) External monitor port Connects an external V GA monitor or projector. (2) Vents (2) Enable airflow to cool internal components. NOTE: The compu ter fan starts up automatically to cool internal components and prevent overheating.
Right side Item Componen t Description (1) Optical drive (select models only) Reads and writes to an optical disc. (2) Optical drive light ● On: The optical d rive is in use. ● Off: The optical drive is idle. (3) USB ports (2) Connect optional USB devices.
Bottom Item Componen t Description (1) Battery bay Holds the battery. (2) Battery release latch Releases th e battery from the battery bay. (3) Vents (5) Enable airflow to cool internal components. NOTE: The compu ter fan starts up automatically to cool internal components and prevent overheating.
3 Illustrated parts catalog Service tag When ordering pa rts or reques ti ng information, p rovide the computer serial number and model description provided on the service tag. Item Component Description (1) Product name This is the pro duct name affixed to the front of the computer.
Item Component Description (3) Part number/Product number (p/n) This numb er provides specific information about the product’s hardware components. The part number helps a service technician determ ine what components and parts are needed. (4) Warranty period This number describes the duration of the warranty period for the computer.
Computer major components Item Component Spare part number (1) 15.6-in , high definition (HD), light-emitting diode (LED), BrightView display assembly (includes microphone and wireless antenn a transc.
Item Component Spare part number (2) Key board (includes keyboard cable): For use with all computer models: For use in Belgium 646125-A41 For use in Bulgaria 646125-261 For use in Canada 646125-121 Fo.
Item Component Spare part number Cable Kit , includes: 646119-001 (6a) TouchPad cable (6b) Optical drive connector cable (6c) Hard drive connector cable NOTE: See Cable Kit on page 22 for more Cable Kit spare part information.
Item Component Spare part number Intel Core i5-2430M 2.40-GHz processor (1333-M Hz FSB, 3.0-MB L3 cache, dual core, 35 W; not supported on comp uter models equipped with Windows 7 Starter 32-bit operating system) 653341-001 Intel Core i3-2330M 2.20-GHz processor (1333-M Hz FSB, 3.
Item Component Spare part number 6-cell, 47-Whr, 2 .20-Ah Li-ion battery 593553-001 (17) Optical drive (select models only; incl udes bezel and bracket): DVD±RW and CD-RW Super Multi Double-Layer Com.
Cable Kit Item Component Spare part number Cable Kit , includes: 646119-001 (1) TouchPad cable (2) Optical drive connector cable (3) Hard drive connector cable 22 Chapter 3 Il lustrated parts catalo g.
Display assembly subcomponents Item Component Spare part number (1) Display b ezel: For use with computer models equipped with a webcam and a microphon e 646117-001 For use with computer models equipped only with a microph one 646118-001 (2) Display hing e covers (2) 646124-001 (3) 15.
Item Component Spare part number (8) Display enclos ure 646113-001 Display Screw Kit (not illustrated, includes Mylar s crew covers and screws) 646134-001 Mass storage devices Item Component Spare part number (1) Hard drive (2.
Item Component Spare part number DVD-ROM Drive 659638-001 Optical drive slot space saver 659632-001 Miscellaneous parts Component Spare part n umber HP Smart AC adapter: 65-W RC V HP Smart AC adapter .
Plastics Kit Item Component Spare part number Plastics Kit , includes: 646131-001 (1) Hard drive compartment cover (includes on e captive screw, secured by a C-clip) (2) Memory module/wireless module .
Sequential part number listing Spare part number Description 490371-001 Power cord for use with all com puter models in North America (3-pin, black, 1.83-m) 490371-011 Power cord for use only with computer models equipped with an Intel processor in Australia (3 - pin, black, 1.
Spare part number Description 609948-001 65-W RC V EM HP Smart AC adapter for use only with computer models equipped with an Intel processor 613584-001 Intel Core i3-370M 2.
Spare part number Description 646120-001 Display Cable Kit (includes display pan el cable and webcam/mic rophone module cable) 646121-001 Power connector cable 646122-001 Hard Drive Hardware Kit (inc .
Spare part number Description 646125-DH1 Keyboard for use with all computer models in Denmark, Finland, and Norway (includes keyboard cable) 646125-DJ1 Keyboard for us e with all computer models in Gr.
Spare part number Description 647315-001 Speaker Kit (includes left and right speakers and cable) 647316-001 Fan/heat sink assembly for us e only with computer models equipped with an AMD processor (includes replacement thermal material) 647320-001 System board for use only with computer m odels equipped with an AM D E350 1.
4 Removal and replacement procedures Preliminary replacement requirements Tools required You will need the fo llowing tools to comple te the removal and replacement procedures: ● Flat-bladed screwdr.
Drive handling CAUTION: Drives are fragil e componen ts that must be handled with care. To prevent damage to the computer, damage to a drive, or loss of information, observe the se precautions: Before removing or inserting a hard drive, shut down th e computer.
CAUTION: To prevent damage to the computer when you are removing or inst alling internal components, observe these prec autions: Keep components in their electr ostatic-safe containe rs until you are ready to install them. Before touching an elec tronic component, dis charge stat ic electricity by using the guid elines describ ed in this section.
Packaging and transporting guidelines Follow these grounding guidelin es when packaging and transporting equipment: ● To avoid hand contact, transport produc ts in static-safe tubes, bags, or box es. ● Protect ESD-sensitive parts and as se mblies with conductive or ap proved containers or packaging.
Equipment guidelines Grounding equipment must include eith er a wrist st rap or a foot strap at a grou nded workstation. ● When seated, wear a wrist strap co nnected to a gr ounded system. Wrist straps ar e flexible straps with a minimum of one megohm ±1 0% resistance in the ground co rds.
Component replacement procedures This chapter provides removal and repla cement procedures. There are as many as 75 screws that must be re moved, replaced, o r loosened when servicing the computer. Make special note of each screw size and location during removal and r eplacement.
Item Component Description (4) Warranty period This number describes the duration of the warranty period for the computer. (5) Model description This is the alphan umeric identifier used to locate documents, drivers, and support for t he computer. Computer feet The computer feet are adhesive-backed rubber pad s.
Battery Description Spare part n umber 6-cell, 55-Whr, 2.55-Ah Li-ion battery 593554-001 6-cell, 47-Whr, 2.20-Ah Li-ion battery 593553-001 Before disass embling the computer, follow the se steps: 1.
To insert the battery: 1. Align the tabs on the rear edge of the battery with the notches on the rear edge of the battery bay. 2. Pivot the front edge of the battery down into the battery bay until it is seated . (The battery release latch will automatica lly lock into place.
2. Lift the rear edge of the memory mo dule/wireless modu le compartment cover (2) up and forward until it rests at an angle. 3. Remove the memory module/w ireless module c ompartment cover. The memory module/ wireless module compartmen t cover is available in the Plas tics Kit, spare part number 646131-001.
7. If it is necessary to replace the opt ical drive brac ket, position the optical drive with the rear panel toward yo u. 8. Remove the two Phillip s PM2.0×3.0 s crews (1) that secure the bracke t to the optical drive. 9. Remove the optical dr ive br acket (2) .
WLAN module Description Spare part n umber Atheros 9485GN 802.11b/g/n 1×1 WiFi and 3012 Bluetooth 4.0 Combo Adapter 655795-001 Atheros AR9002WB-1NGB 802.1 1b/g/n 1×1 WiFi and Bluetooth 2.1+EDR Combo Adapter (BT3.0+HS ready) 593127-001 Broadcom 4313GN 802.
3. Remove the WLAN module by pulling the mo dule away from the slot at an angle (3) . NOTE: The WLAN module is designed with a notch (4) to preven t incorrect installation into the WLAN module socket.
Memory module Description Spare part n umber 4-GB (PC3, 10600, 1333-MHz) 621569-001 2-GB (PC3, 10600, 1333-MHz) 621565-001 1-GB (PC3, 10600, 1333-MHz) 639738-001 Before removing a memory module, follow these steps: 1.
Hard drive NOTE: The hard drive spare part kit does not includ e the hard drive connector cable, bracket, or screws. The hard d rive connector cable is included in the Cable Kit, spare p art number 646119-001. The hard drive br acket and screws ar e included in the Hard Drive Hardware Kit, spar e part number 646122-0 01.
2. Lift the rear edge of the hard drive compartment cover (2) up and forward until it rests at an angle. 3. Remove the hard drive compartment cover. The ha rd drive compartment cover is availa ble in the Plastics Kit, spare part number 646131-001. 4. Disconnect the hard drive connect or cable (1) fr om the system b oard.
8. If it is necessary to replace the hard drive connector cable (1) , the hard drive screws (2) , or the hard drive bra cket (3) , remove and replace the components.
Keyboard NOTE: The keyboard sp are part kit includ es a keyboard cable. Description Spare part number Description Spare part number For use with all computer models: For use in Belgium 646125-A41 For .
Remove the keyboard: 1. Remove the Phillips PM2.5×6.0 s crew that secure s the keyboard to the computer. 2. Rest and secure the computer on its left side.
5. Turn the computer ri ght-side up with the front toward you. 6. Lift the rear edge of the keyboard (1) , and then swing the k eyboard up and forward (2) until it rests upside down on the palm re st.
Top cover NOTE: The top cover spare part kit in cludes the TouchPad and TouchPad cable. Description Spare part n umber Top cover (includes TouchPad and TouchPad cable) 646136-001 Before removing the top cover, follow these s teps: 1. Shut down the co mputer.
4. Remove the seven Phillips PM2.5×6.0 scr ews in the battery bay and the hard drive bay that secure the top cover to the computer. 5. Remove the two Phillip s PM2.5×9.0 s crews (1) and the three Phillips PM2.0×3.0 screws (2) in the battery bay that secure the top cover to the computer.
9. Remove the Phillips PM2.5× 6.0 screw that secures the top cover to the computer. 10. Lift the rear edge of the top cover (1) until the left and right sides disengage from the base enclosure.
11. Remove the top cover (2) . Reverse this procedure to install the top cover. Component replacement proced ures 55.
Power button board Description Spare part n umber Power button board (includes cable) 646129-001 Before removing the powe r button board, follow these s teps: 1. Shut down the co mputer. If you are uns ure whether th e computer is off or in Hibernatio n, turn the computer on, and then shut it down through the operating system.
TouchPad button board Description Spare part n umber TouchPad button board (includes cable) 646130-001 Before removing the TouchPad butto n board, follow these steps: 1. Shut down the co mputer. If you are uns ure whether th e computer is off or in Hibernatio n, turn the computer on, and then shut it down through the operating system.
4. Remove the TouchPa d button bo ard (4) and cables from the top cover. Reverse this procedure to install t he TouchPad button board and cable. 58 Chapter 4 Removal and replacement p rocedures.
USB board Description Spare part n umber USB board (includes cable) 646128-001 Before removing the USB board, follow the se steps: 1. Shut down the co mputer. If you are uns ure whether th e computer is off or in Hibernatio n, turn the computer on, and then shut it down through the operating system.
Power connector cable Description Spare part n umber Power connector cable 641394-001 Before removing the power connector cable, follow these step s: 1. Shut down the co mputer. If you are uns ure whether th e computer is off or in Hibernatio n, turn the computer on, and then shut it down through the operating system.
5. Turn the computer ri ght-side up, with the front toward you. 6. Open the computer. 7. Remove the two Phillip s PM2.5×6.0 s crews (1) that secure the power connector and bracket to the comp uter. 8. Remove the power connector bracket (2) . 9. Remove the power connector (3) .
Speakers Description Spare part n umber Speaker Kit (includes left and right speakers and cable) 647315-001 Before removing the speakers , follow these steps: 1. Shut down the co mputer. If you are uns ure whether th e computer is off or in Hibernatio n, turn the computer on, and then shut it down through the operating system.
Reverse this proced ure to install t he speakers. Optical drive connector cable NOTE: The optical d rive connector cable i s included in the Cab le Kit, spare pa rt number 646119-0 01. Before removing the optical drive co nnector cable, follow these s teps: 1.
Display assembly Description Spare part n umber 15.6-in, HD, LED, BrightView displ ay assembly (include s microphone and wireless antenna transceivers and cables ) Equipped with webcam 645095-001 Not equipped with webcam 645094-001 Before removing the display asse mbly, follow these steps: 1.
4. Remove the disp lay assembly (4) . 5. If it is necessary to replace the disp lay bezel or any of the display assembly subcomponent s: a. Remove the two My lar scr ew covers (1) and the two Phillips PM2.5×4.0 screws (2) that secure the display bezel to the display assembly.
6. If it is necessary to replace the webcam /mic rophone module or microphone module: a. Detach and release the module (1) as far as the module cable allows. (The modu le is attached to the display enclos ure with double-sided tap e.) b. Disconnect the module cable (2) from the module .
b. Remove the hinge covers (2) . The hinge covers are available u sing spare part number 646124-001. 8. If it is necessary to re place the di splay panel: a. Remove the two Phillips PM2.5×4 .0 screws (1) and four Phillips PM2.5×5.0 screws (2) that secure the display panel to the d isplay enclosure.
b. Lift the top edge of the display panel, a nd then swing it up and forward until it rests upside down in front of the display enclosure. c. Release the adhe sive strip (1) that secures the display panel ca ble to the display panel, and then disconnect t he display panel cable (2) from the display panel.
b. Remove the display hinges (2) . The display hinges include the display hinges and brack ets and are available using s pare part number 646123-001. 10. If it is necessary to replace the di splay panel cab le: a. Release the tabs (1) built into the display enclosure shie lding that secure the display panel cable to the displa y enclosure.
11. If it is necessary to replace the wireless ante nna cable and transceiver: a. Release the wireless antenna transceiver (1) from the displa y enclosure. (The wireless antenna transcei ver is attached to the di splay enclosure wit h double-sided t ape.
System board NOTE: The system board sp are part kit includes re placement thermal material. Replacement thermal material is also available in the Thermal Material Ki t, spare part numbers 650277-001 (.
7. Disconnect the hard drive connect or cable f rom the syst em board (see Hard drive on page 46 ). 8. Remove the followi ng components : ● Keyboard (see Keyboard on page 49 ) ● Top cover (see Top.
4. Remove the system board (3) by sliding it up and to t he right at an angle. NOTE: A heat sink is attached to the base enclos ure to service a component on the bottom of the system board.
RTC battery Description Spare part n umber RTC battery (includes cable and double-sided tape) 646132-001 Before removing the RTC battery, follow these step s: 1. Shut down the co mputer. If you are uns ure whether th e computer is off or in Hibernatio n, turn the computer on, and then shut it down through the operating system.
3. Detach the RTC battery (2) from the sys tem board. (The RTC battery is attached to the syst em board with d ouble-side d tape.) 4. Remove the RTC battery.
Fan/heat sink assembly NOTE: The fan/heat sink ass embly spare part ki t includes replacement thermal material. Replacement thermal mate rial is also available i n the Thermal Material Kit, sp are par.
● Display assembly (see Display assembly on page 64 ) ● System board (see Syste m board on page 71 ) Remove the fan/heat sink assembly: 1. Disconnect the fan cable from the sy stem board. 2. Turn the system board up side down, with the front toward you.
NOTE: The following illustration shows the fan/heat sink assembly re moval process on a compute r model equipped wi th an Intel processor, the I ntel HM65 or HM5 5 chipset, and a graphics subsyst em with discrete memory.
NOTE: The following illustration shows the fan/heat sink assembly re moval process on a compute r model equi pped with an I ntel processo r, the Intel HM45 chipset, and a graphics subsystem w ith UMA memory.
● Thermal paste is used on the processor (1) and the heat sink section (2) that services it ● A thermal pad is used on the Northbridge chip (3) and the heat sink section (4) that servic es it NOTE.
● Thermal paste is used on the processor (1) and the heat sink section (2) that services it ● A thermal pad is used on the Northbridge chip (3) and the heat sink section (4) that servic es it NOTE: The followi ng illustration show s the replacem ent thermal material locations on a computer model equi pped with an I ntel Celeron pr ocessor.
Processor NOTE: This section applies only to co mputer models equippe d with an Intel processor. NOTE: The processor spare p art kit includes replac ement thermal material.
● WLAN module (see WLAN module on page 43 ) ● Keyboard (see Keyboard on page 49 ) ● Top cover (see Top cove r on page 52 ) ● System board (see Syste m board on page 71 ) ● Fan and heat sink (see Fan/heat sink assembly on page 76 ) Remove the processor: 1.
5 Setup Utility (BIOS) and System Diagnostics Using Setup Utility Setup Utility, or Basic Input /Output System (BIOS) , controls communication between all the input and output device s on the system (such a s disk drives , display, keyboard, mouse, and printer).
Navigating and select ing in Setup Utility To navigate and select in Setup Utilit y, follow these steps: 1. Turn on or restart the com puter, and then press esc while the “Pre ss the ESC key for Startup Menu” message is displaye d at the bottom of the screen.
Restoring factory settings in Setup Utility NOTE: Restoring def aults will not change the hard drive mode. To return all settings in Setup Utility to the values that were set at the factory, f ollow these steps: 1.
Determining the BIOS version To determine whether available BIOS updates contain later BIOS versio ns than those currently installed on the computer, you need to know the vers ion of the system BIOS currently installed.
BIOS installati on procedures vary. Follow any instructions that are display ed on the screen after the download is complete. If no instructions are di splayed, follow these s teps: 1. Windows 7 —Open Windows Explo rer by selecting Start > Computer .
6 Specifications Computer specifications Metric U.S. Dimensions Depth 24.7 cm 9.7 in Width 37.6 cm 14.8 in Height (front to back) 3.1 to 3.6 cm 1.2 to 1.4 in Weight 2.49 kg 5.49 lb Input power Operating voltage 18.5 V dc @ 3.5 A - 65 W or 19.0 V dc @ 4.
15.6-inch display specifications Metric U.S. Dimensions Height 19.6 cm 7.72 in Width 34.7 cm 13.66 in Diagonal 39.8 cm 15.67 in Number of colo rs Up to 16.8 million Contrast ra tio 200:1 (ty pical) Bright ness 200 nits (typical) Pixel resolution Pitch 0.
Hard drive specifications 500-GB* 320-GB* 250-G B* Dimensions Height 9.5 mm 9.5 mm 7.0 mm Length 100.4 mm 100.4 mm 100.4 mm Width 69.9 mm 69.9 mm 69.9 mm Weight 110 g 110 g 110 g Interface type SATA SATA SATA Transfer rate Synchronous (maximum) 1.1 GB/sec 1.
7 Backup and recovery Your computer inclu des tools provided by the op erating system and HP to help you safeguard you r information and re store it if ever ne eded.
Creating restore media HP recommends that you create ei ther a set of recove ry disc s or a recovery fl ash drive to be sure that you can restore your computer to its original factory state if the hard drive fails, or if for any re ason you cannot restore using the recovery partition tools.
Performing a system restore Recovery Manager software allows you to repair or restore the computer to its original facto ry state. Recovery Manager works from recove ry discs, a recovery flash driv e, or from a dedicated recovery partition (select models only) on the hard drive.
Restoring using the restore media 1. If possible, back up all personal files. 2. Insert the fir st recovery disc in to the opti cal drive on your computer or an optional external optical drive, and then res tart the computer. – or – Insert the recovery flash drive into a USB port on your computer, and then restart the computer.
Backing up and recovering your information It is very important to back up your files and keep any new software in a safe place. As you add new software and data files, continue to create backups on a regular basis. How completely you are ab le to recover your system depends on how recent your backup is.
Using Windows Back up and Restore Guideline s: ● Be sure that the computer is connected to AC power before you start the bac kup process. ● Allow enough time to complete the back up process. De pending on file sizes, it may take over an hour. To create a backup: 1.
Create a system restore point 1. Select Start > Control Panel > System and Security > System . 2. In the left pane, click System Protection . 3.
8 Power cord set requirements The wide-range input fe ature of the computer permit s it to operat e from any line volt age from 100 t o 120 volts AC, or from 220 to 240 volts AC. The 3-conductor power cord set in cluded with the computer meets the requ irements for use in the country or region where the equipment is purchased.
Requirements for specific countries and regions Country/region Accredited agency Applicable note number Australia EANSW 1 Austria OVE 1 Belgium CEBC 1 Canada CSA 2 Denmark DEMKO 1 Finland FIMKO 1 Fran.
9 Recycling Battery When a battery has reached the end of its useful life , do not dispose of th e battery in general household waste. Follow the local laws and regulati ons in your area for computer battery dis posal. Display WARNING! The backlight c ontains mercury.
Perform the following steps: 1. Remove all screw covers (1) and screws (2) that secure the display be zel to the display assembly. 2. Lift up and out on the le ft and right inside edges (1) and the top and bottom i nside edge s (2) of the display bezel unti l the bezel disengages from the dis play assembly.
4. Disconnect all display panel cables (1) from the display inverter and remove the inverter (2) . 5. Remove all screws (1) that secure the displ ay panel assembly to the display encl osure. 6. Remove the disp lay panel assem bly (2) from the display enclosu re.
10. Remove the display panel frame (2) from the display panel. 11. Remove the screws (1) that secure the backlight cover to the display panel. 12. Lift the top edge of the backlight cover (2) and swing it ou tward. 13. Remove the backli ght cover. 14.
15. Remove the backlight cables (1) from the clip (2) in the display panel. 16. Turn the display panel upside d own. 17. Remove the backlight frame from the display panel. WARNING! The backlight contains merc ury. Exercise caution when removing and handling the backlight to avoid damaging this componen t and causing exposu re to the mercury.
18. Remove the backlight fr om the backlight frame. 19. Disconnect the display cable (1) from the LCD panel. 20. Remove the screws (2) that secure the LCD panel to the display rear panel. 21. Release the LCD pane l (3) from the display rear panel. 22.
Index A AC adapter light 13 AC adapter, spare p art numbers 25, 27, 28 Action keys 9 antenna locations 7 removal 70 spare part number 23, 28, 70 Antenna Kit, spare pa rt number 23, 28, 70 audio, produ.
F fan/heat sink assembly removal 76 spare part numbers 20, 30, 31, 76 feet, locations 38 fn key 9 G graphics, pr oduct descri ption 2 grounding guidelines 33 guidelines equipment 36 grounding 33 packa.
power connector 13 power connecto r cable removal 60 spare part number 19, 29 power cord set requirem ents 99 spare part numbers 25, 27 power light 10, 12 power requirements, product description 6 pro.
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) QE264UAR#ABA 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) QE264UAR#ABA - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation HP (Hewlett-Packard) QE264UAR#ABA, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le HP (Hewlett-Packard) QE264UAR#ABA va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le HP (Hewlett-Packard) QE264UAR#ABA, 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) QE264UAR#ABA.
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) QE264UAR#ABA. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei HP (Hewlett-Packard) QE264UAR#ABA 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.
