Manuel d'utilisation / d'entretien du produit n/a du fabricant HP (Hewlett-Packard)
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ser vice handbook hp w orkstation c-c lass Manufacturing P art Number: n/a Printed in USA October 2001 Edition E1001.
2 notice The information contained in this document is subject to change without notice. Hewlett-P ackard assumes no responsibility for the use or reliability of its software on equipment that is not furnished by Hewlett-P ackard. This document contains proprietary information that is protected by copyright.
3 environmental specifications for the product, or (e) improper site preparation or maintenance. 7. TO THE EXTENT ALLOWED BY LOCAL LA W , THE ABOVE W ARRANTIES ARE EXCLUSIVE AND NO OTHER W ARRANTY OR.
4 pr inting histor y New editions of this manual incorporate all material updated since the previous edition. Update packages may be issued between editions and contain replacement and additional pages to be merged into the manual by the user . The manual part number and printing date indicate its current edition.
Contents 5 1. product information Product Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 system unit front panel controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 system LCD.
6 Contents floppy disk drive (optional) configuration . . . . . . . . . . . . . . . . . . . . . . 42 memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 i/o cards . . . . . . . . . . . . . . . .
Contents 7 DIMM cards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141 system unit LCD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145 the system board . . . . . . . .
8 Contents stable storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 184 ISL environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 185 invoking ISL from the boot console handler .
Contents 9 B. SCSI connections SCSI Bus Differences . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203 SCSI restrictions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 204 cables . .
10 Contents.
F igures 11 Figure 1-1. System Unit Front P anel Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Figure 1-2. LCD Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12 F igures Figure 4-24. Removing the CD Drive Bracket and Blank . . . . . . . . . . . . . . . . . . . . . . . . . 119 Figure 4-25. Installing the CD Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 Figure 4-26.
F igures 13 Figure 5-1. P ower Distribution Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152 Figure 5-2 System Unit Functional Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153 Figure A-1.
14 F igures.
T ables 15 T able 1-1. CD Drive Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 T able 1-2. Floppy Drive Controls and F eatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
16 T ables.
17 1 pr oduct information This chapter introduces the HP workstation c-class , including its controls and indicators. This information is provided to help familiarize you with the main features and components of this workstation.
18 Chapter 1 product inf or mation Included in this chapter are the following topics: • Product description • System unit front panel controls • System unit rear panel connectors • Monitor inf.
Chapter 1 19 product inf or mation Product Description Product Description The HP workstation c-class contains the following key features: • Processor: — One P A-RISC processor • Operating Syste.
20 Chapter 1 product inf or mation Product Description • Optional I/O: Six PCI slots are available for the HP workstation c-class . – 1 PCI 4X:64 bit, 66 MHz, primary graphics (full size, 3.
Chapter 1 21 product inf or mation system unit front panel contr ols system unit front panel contr ols Figure 1-1 shows the location of the system unit front panel controls . Figure 1-1. System Unit Front P anel Controls system LCD The Liquid Crystal Display (LCD) is located on the left side of the front panel.
22 Chapter 1 product inf or mation system unit front panel contr ols Figure 1-2. LCD Symbols system po wer switch Use the P ower switch to power the system unit on and off .
Chapter 1 23 product inf or mation system unit front panel contr ols Figure 1-3. CD Drive NO TE The audio features of the CD drive are supported through applications only . One such application is xmcd . The xmcd utility is not a part of HP-UX, you will need to download it off the web using your web browser and this URL: http://metalab.
24 Chapter 1 product inf or mation system unit front panel contr ols The optional floppy disk drive (Product Number A5009A) is a 3.5-inch form factor device with a PC/AT interface . It connects to the workstation via a 34-pin PC/AT ribbon cable and a 4-pin power cable.
Chapter 1 25 product inf or mation System Unit Rear P anel Connectors System Unit Rear P anel Connectors This section describes the following connectors on the system unit’s rear panel: • Two seri.
26 Chapter 1 product inf or mation System Unit Rear P anel Connectors audio connector s The HP workstation c-class has audio-input and -output capabilities through external input and output connectors on the rear panel and through an internal speaker .
Chapter 1 27 product inf or mation System Unit Rear P anel Connectors USB connector s The USB connectors located on the rear panel of the workstation provide an interface for the keyboard and mouse to the system. These USB connectors support only the HP keyboard, scroll mouse and hub.
28 Chapter 1 product inf or mation System Unit Rear P anel Connectors an external transceiver . The workstation automatically selects the correct network setting. RS-232 ser ial input/output connectors There are a variety of peripheral devices that can attach to the RS-232 Serial Input/Output (SIO) ports on this workstation.
Chapter 1 29 product inf or mation System Unit Rear P anel Connectors TOC button The TOC (transfer of control) button interrupts the system and transfers control from the default device to an auxiliary device.
30 Chapter 1 product inf or mation System Unit Rear P anel Connectors Figure 1-7. Security Loop Operation Security Loop Pin Hole Security Loop Pin Pushed In Place By The P adlock Security Loop Pin and.
Chapter 1 31 product inf or mation monitor information monitor inf ormation The B1000/C3000 workstations support the following monitors: • 19-inch, 1280 × 1024 color monitor (A4575A) • 19-inch, 1.
32 Chapter 1 product inf or mation hp supported USB devices hp suppor ted USB de vices USB k eyboar d The HP workstation c-class supports USB keyboards .
Chapter 1 33 product inf or mation operating system overview operating system o ver view This workstation uses the HP-UX operating system. T o verify which version of the operating system you are running , use the following command in a terminal window: system name:$ swlist Enter If you’re running HP-UX 10.
34 Chapter 1 product inf or mation memory memor y The main memory for an HP workstation c-class can vary from a minimum of 128 MBytes to a maximum of 2 GBytes . The workstation has eight memory card slots . Currently the c-class workstation supports only 128 MByte and 256 MByte memory DIMM cards in these slots .
35 2 configuration This chapter provides details about setting up and changing the system configuration for the HP workstation c-class product..
36 Chapter 2 configuration chapter o verview cha pter o ver view This chapter contains the following sections: • W orkstation Configurations • Field Replaceable Unit (FRU) Configurations — In.
Chapter 2 37 configuration workstation configurations w orkstation configurations Refer to the HP W orkstations W ebsite for a complete list of supported accessories, peripherals , and operating system versions for the HP workstation c-class product.
38 Chapter 2 configuration FRU configurations FR U configurations This section provides information for setting up or changing the configuration of the system Field Replaceable Units (FRUs).
Chapter 2 39 configuration FRU configurations Figures 2-1 shows the type of hard disk drive supported for the HP workstation c-class . Figure 2-1. Hard Drive, 9Gbyte/18Gbyte Ultra2 Low V oltage Differential configuring a hard disk drive This section describes how to add a hard drive to your system as a file system using SAM.
40 Chapter 2 configuration FRU configurations 3. Click twice on the System_Admin icon in the Application Manager window . 4. Click twice on the Sam icon in the Application Manager -- System_Admin window .
Chapter 2 41 configuration FRU configurations Task started. Creating the device file... Modifying “/etc/checklist”... Task completed. Click OK . Y ou have successfully added a hard disk drive to your system unit.
42 Chapter 2 configuration FRU configurations CD dr iv e (optional) configuration The optional CD drive connects to the AT API (IDE) interface in the CD drive bay backplane within the HP workstation c-class via a 40-pin ribbon cable , a 4-pin audio cable, and a 4-pin power cable.
Chapter 2 43 configuration FRU configurations memor y This workstation has 8 memory slots , labeled 0 through 7. Memory can be configured from 128MB to 1.4GB for the B1000 and 256 MB to 2 GB for the C3000. Memory does not have to be configured in pairs for the HP workstation c-class , but must be loaded in the order described in Figure 2-3.
44 Chapter 2 configuration FRU configurations The HP workstation c-class supports the 128 MByte DIMMs or the 256 MByte DIMMs . If users install different size memory boards in a single unit, the largest size must be loaded first then the smaller capacity memory boards for maximum performance.
Chapter 2 45 configuration FRU configurations i/o cards There are six I/O slots located on the rear panel of the HP workstation c-class . Slots 1 through 4 are full-size PCI slots . Slots 5 and 6 are half-size P eripheral Connect Interface (PCI) slots .
46 Chapter 2 configuration FRU configurations monitor -type selection The HP workstation c-class supports the following monitors: • 19-inch, 1280 × 1024 color monitor , 75 Hz (A4575A) • 19-inch.
47 3 tr oubleshooting This chapter provides information about isolating a failing component, known as a Field Replaceable Unit (FRU), in the HP workstation c-class .
48 Chapter 3 troubleshooting T o troubleshoot a HP workstation c-class, you must be familiar with the HP-UX operating system and be able to start and stop processes . Y ou should also be familiar with the boot ROM diagnostics , and the Mesa (Support T ools Manager) on-line tests, which we describe in this chapter .
Chapter 3 49 troubleshooting flow diagrams f or troubleshooting flo w diagrams f or troubleshooting The following four figures contain troubleshooting flowcharts you can follow to isolate a failing Field Replaceable Unit (FRU). Figure 3-1., “P ower On LCD , Troubleshooting Flow , ” contains the main troubleshooting flowchart.
50 Chapter 3 troubleshooting flow diagrams f or troubleshooting Figure 3-1. P ower On LCD, T roubleshooting Flow.
Chapter 3 51 troubleshooting flow diagrams f or troubleshooting Figure 3-2. Console Troubleshooting Messages.
52 Chapter 3 troubleshooting flow diagrams f or troubleshooting Figure 3-3. Bootable Device Troubleshooting.
Chapter 3 53 troubleshooting flow diagrams f or troubleshooting Figure 3-4. Troubleshooting HP-UX Boot.
54 Chapter 3 troubleshooting identifying LCD-indicated conditions identifying LCD-indicated conditions This workstation uses an LCD panel to display firmw are/OS progress codes .
Chapter 3 55 troubleshooting LCD fan failures and warnings LCD fan f ailures and w ar nings This section provides the failure and warning messages you will see in the LCD if there is a problem with a fan in the HP workstation c-class .
56 Chapter 3 troubleshooting LCD fan failures and warnings Figure 3-5. F an Locations In the case of a fan problem, you will need to replace: • The fan itself , if it is either a system board cooling fan, PCI (I/O) fan, or a memory fan.
Chapter 3 57 troubleshooting dealing with a boot failure dealing with a boot failure T o start this workstation from an operating system stored on a device different from the usual boot device, to boo.
58 Chapter 3 troubleshooting dealing with a boot failure searching f or bootable media T o list all devices that may contain bootable media, go to the Main Menu of the Boot Console Interface and then .
Chapter 3 59 troubleshooting dealing with a boot failure boot command notations The boot command supports the following two notations: • Mnemonic • P ath number Type help scsi or help lan for more information on the boot path parameters .
60 Chapter 3 troubleshooting selftest failures selftest failures Chassis codes are the key to debugging selftest errors . If a failure is found during selftest, chassis codes are displayed in the LCD . The procedure for using these codes to debug a failure is as follows: 1.
Chapter 3 61 troubleshooting selftest failures chassis codes T able 3-2. lists all of the chassis codes for the HP workstation c-class. T able 3-2. Chassis Codes for th HP W orkstation C-Class Ostat Code FRU Message Description FLT 1 n 01 SYS BD HPMC occurred CPU n detected an unexpected HPMC .
62 Chapter 3 troubleshooting selftest failures FLT 1n13 SYS BD data mem brk trp CPU n detected an unexpected data memory break trap. FLT 1n14 SYS BD TLB dirty bit tr CPU n detected an unexpected TLB dirty bit trap. FLT 1n15 SYS BD page refrnce trp CPU n detected an unexpected page reference trap.
Chapter 3 63 troubleshooting selftest failures TST 1n27 SYS BD CPU n itimer test CPU n is starting its interval timer self-test. TST 1n28 SYS BD CPU n multi-media CPU n is starting its multi-media instructions self-test. TST 1n29 SYS BD CPU n shadow reg CPU n is starting its shadow register self-test.
64 Chapter 3 troubleshooting selftest failures FLT 1nBA SYS BD monarch CPU fail The monarch CPU failed. FLT 1nBB SYS BD bad CPU n number The CPU identifier was out of range . FLT 1nBF SYS BD CPU n halt boot Bootstrap failure--machine halted. INI 1nCA SYS BD CPUn sys bus arb Monarch CPU is initializing the system bus arbitration.
Chapter 3 65 troubleshooting selftest failures TST 2n90 SYS BD CPU n dcache ECC CPU n is starting its data cache ECC self-test. FLT 2BAD SYS BD assertion fail A firmware assertion failed. TST 3n00 SYS BD ROM checksum tst Monarch CPU n is testing the boot ROM integrity .
66 Chapter 3 troubleshooting selftest failures FLT 3 n 09 SYS BD bad sys mde byte CPU n detected an unsupported system mode. WRN 3 n 1A SYS BD hversion mismtch Stable store hardware version doesn’t match system. TST 3 n 1B SYS BD chck model strng Check model string with version in stable store.
Chapter 3 67 troubleshooting selftest failures WRN 4n01 SYS BD CPU n skip lst CPU n is bypassing its late self-tests to save time . TST 4n0E SYS BD CPU n exit lst CPU n finished its late self-tests. TST 4n20 SYS BD CPU n lst erly st CPU n is re-executing some of its early self-tests from system memory .
68 Chapter 3 troubleshooting selftest failures TST 4n60 SYS BD CPU n dcache miss CPU n is starting its data cache miss self-test. FLT 5n00 SYS BD unknown bus err CPU n detected an unknown error on the system bus (Runwa y). FLT 5n02 SYS BD path err assertd CPU n detected a path error on the system bus (Runwa y).
Chapter 3 69 troubleshooting selftest failures TST 7020 SYS BD search for IMM Try to find a single memory bank to use for the initial memory module. TST 703s DIMM DIMM s IMM vrfy DIMM s was the initial memory module last boot. V erify it still works.
70 Chapter 3 troubleshooting selftest failures FLT 7207 DIMM DIMM table full The DIMM table is full--cannot add new type. FLT 7208 DIMM no DIMMs found SPD didn’t find any memory DIMMs. INI 721s DIMM is DIMM s inst? SPD is checking memory slot s . INI 722s DIMM ???? DIMM in s SPD found a DIMM in slot s, but can’t determine its size.
Chapter 3 71 troubleshooting selftest failures FLT 730C SYS BD mem intrlv fail Memory interleave generation failed. INI 730F SYS BD mem config done Main memory configuration complete. TST 7400 DIMM non-dest mem tst Starting non-destructive memory test.
72 Chapter 3 troubleshooting selftest failures FLT 7612 DIMM ECC single ECC Memory ECC test failed to detect single-bit ECC error . FLT 7613 DIMM ECC multipl data Memory ECC test failed to detect multiple-bit data error . FLT 7614 DIMM ECC multpl signl Memory ECC test failed to signal multiple-bit error .
Chapter 3 73 troubleshooting selftest failures FLT 7848 SYS BD addr not mapped Memory address outside configured memory space. FLT 785s DIMM MBE in DIMM s Destructive memory test detected an uncorrectable memory error in DIMM s.
74 Chapter 3 troubleshooting selftest failures WRN 80F8 EXT IO invalid boot dev Invalid boot device class; bad IODC? WRN 80FC EXT IO invalid boot dev Unexpected error; bad IODC? INI 8800 IOCARD PCI BusWlk start Starting PCI bus and device discovery . INI 88 r 1 IOCARD PCI Rope r walk Starting PCI bus and device discovery on Rope r .
Chapter 3 75 troubleshooting selftest failures WRN 8C0A EXT IO PCI mem type err PCI device requested invalid memory type. WRN 8C0B IO BD PCI max bus dpth PCI bus depth exceeded maximum supported depth. WRN 8C0C EXT IO PCI dev not cnfg Unable to configure PCI device.
76 Chapter 3 troubleshooting selftest failures WRN 9C6s EXT IO bad PCI slot s Graphics in PCI slot s failed to initialize as a console device. INI 9C8t EXT IO cnfg mon type t Set graphics console to monitor type t. (Seen when cycling through types .) WRN 9C8t EXT IO mon type t fail F ailed to configure console to monitor type t.
Chapter 3 77 troubleshooting selftest failures INI C540 EXT IO init pri path Autoboot is trying to boot from primary boot device. INI C580 EXT IO load IPL pri pth Loading IPL from primary boot device. WRN C5F0 EXT IO err read pri IPL Error loading IPL from primary boot device.
78 Chapter 3 troubleshooting selftest failures WRN C7F1 EXT IO bad alt IPL read Cannot load IPL from non-primary boot device--load address invalid. WRN C7F2 EXT IO bad alt IPL read Cannot load IPL from non-primary boot device--file is not IPL image.
Chapter 3 79 troubleshooting selftest failures WRN CB10 SYS BD LPMC initiated A Low-Priority Machine Check entered the firmware LPMC handler . The handler should log the error and return to normal operation. WRN CB11 SYS BD icache LPMC err An instruction cache parity error caused the LPMC .
80 Chapter 3 troubleshooting selftest failures OFF CBA6 IO BD R2PCI resp tmout Rope-to-PCI bridge timed out. Could be a failure of the PCI card, rope, or R2PCI bridge. OFF CBA7 IO BD Unknown AIOC err Unknown I/O controller error . OFF CBB1 IO BD PCI timeout A PCI card requested the bus but failed to use it.
Chapter 3 81 troubleshooting selftest failures OFF CBD0 IO BD R2PCI T-Abort;OV Rope-to-PCI bridge signalled multiple T arget Aborts. OFF CBD2 IO BD PCI parity err PCI address/command parity error . OFF CBD4 IO BD PCI par err; OV Multiple PCI address/command parity errors.
82 Chapter 3 troubleshooting selftest failures FLT CBF2 SYS BD bad OS HPMC len The size of the operating system HPMC handler is invalid. Firmw are will halt the CPU , requiring a power cycle to recover . FLT CBF3 SYS BD bad OS HPMC addr The operating system HPMC handler vector is invalid.
Chapter 3 83 troubleshooting selftest failures memor y failures The HP workstation c-class system requires Memory P age Deallocation to be implemented. This feature allows the workstation to provide information to the operating system about memory failures .
84 Chapter 3 troubleshooting running system verification tests r unning system v er ification tests HP-UX uses an on-line diagnostics product named Mesa (Support T ools Manager) that allows system operation verification.
Chapter 3 85 troubleshooting running system verification tests 5. T o exit the Support T ools Manager , enter the following: CSTM> exit Enter If any tests failed, run Self T est and ISL diagnostics to isolate the problem.
86 Chapter 3 troubleshooting running ODE-based diagnostics r unning ODE-based diagnostics The Offline Diagnostic Environment (ODE) consists of diagnostic modules for testing and verifying system operation. ODE provides all the necessary functions for the user to load specified tests and interact with those tests .
87 4 field replaceable units This chapter lists the HP workstation c-class F ield Replaceable Units (FRUs) and provides procedures and illustrations showing their removal and replacement.
88 Chapter 4 field replaceable units W ARNING F or all removal and replacement procedures in this chapter , you must power off the workstation and unplug the workstation power cord from the AC power outlet. NO TE T o maintain FCC/EMI compliance, verify that all covers are replaced and that all screws are properly seated.
Chapter 4 89 field replaceable units Figure 4-1. HP W orkstation C-Class Main Components P ow er Supply System Memor y Cards F an/Speaker Hard Disk Drive CD Drive Flopp y LCD/ Air Divider PCI Retaine.
90 Chapter 4 field replaceable units Figure 4-2. CD Drive Bracket Assembly Figure 4-2. shows the CD Drive Bracket FRUs for the HP workstation c-class .
Chapter 4 91 field replaceable units Figure 4-3. Floppy Drive Bracket Assembly Figure 4-3. shows the Floppy Disk Drive Bracket Assembly for the HP workstation c-class .
92 Chapter 4 field replaceable units Figure 4-4. Hard Disk Drive Bracket Assembly Figure 4-4 shows the Hard Disk Drive Bracket Assembly FRUs for the HP workstation c-class .
Chapter 4 93 field replaceable units exchange and non-exc hang e part numbers e xchange and non-e xchange par t number s In this chapter we refer to exchange and non-exchange part numbers . Y ou must return FRUs with exchange part numbers in exchange for a replacement FRU .
94 Chapter 4 field replaceable units exchange and non-exc hang e part numbers FR Us par t numbers T able 4-1. Exchange P arts FRU List Part Number Description A3862-69501 256 MByte SDRAM DIMM A3860-6.
Chapter 4 95 field replaceable units exchange and non-exc hang e part numbers T able 4-2. Non-exchange P arts FRU List Part Number Description A4986-66530 SC A Disk Backplane D2035-60282 Floppy Drive.
96 Chapter 4 field replaceable units exchange and non-exc hang e part numbers 0624-0727 Screw - T -15 w/ slot 1826-4269 Real Time Clock Module (internal battery) T able 4-2.
Chapter 4 97 field replaceable units FRU remo val and replacement FR U remo v al and replacement The procedures in this section describe how to remove field replaceable units (FRUs). Observe any notices and prerequisites before removing a FRU . Replacement is the reverse of removal, unless noted.
98 Chapter 4 field replaceable units FRU remo val and replacement system unit front panel This section describes how to open and close the workstation front panel. opening the system unit front panel P erform the following steps to open the system unit.
Chapter 4 99 field replaceable units FRU remo val and replacement 3. Plug in the system unit power cord, and power on the system. left side panel of the system unit This section explains how to open and close the left side panel of the system unit.
100 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-6. Opening the Left Side P anel of the System Unit NO TE The EMI gasket, as shown in Figure 4-6, must not be removed from the side panel.
Chapter 4 101 field replaceable units FRU remo val and replacement closing the left side panel of the system unit P erform these steps to close the left side panel. NO TE P ower supply thumbscrews must be fully tightened before closing the left side panel.
102 Chapter 4 field replaceable units FRU remo val and replacement system po wer supply This section will prove important to you as you begin to service the system. F or example, you may need to install memory in the system unit. T o do this, you need to position the power supply so you can access the memory slots .
Chapter 4 103 field replaceable units FRU remo val and replacement the power supply is propped in the upright position as shown in Figure 4-8. Note that the bail automatically springs into the bail lock to secure the power supply .
104 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-9. Disconnecting the P ower Supply Cables 3. Remove the bail from the bail lock. See Figure 4-10. 4. Grasp the power supply by the handle and slide the spring hinge lever to the right and rotate it downward to loc k it in place.
Chapter 4 105 field replaceable units FRU remo val and replacement Figure 4-10. Removing the P ower Supply closing the system Once you have completed the task you set out to perform, you are ready to close the system. T o close the system follow these steps: 1.
106 Chapter 4 field replaceable units FRU remo val and replacement i/o cards The HP workstation c-class’ PCI assembly has six slots . Slots 5 and 6 are half-size P eripheral Connect Interface (PCI) slots. Slots 1 through 4 are full-size PCI slots .
Chapter 4 107 field replaceable units FRU remo val and replacement remo ving i/o cards This section assumes that you already have I/O cards loaded in the system unit, and you would like to remove them. Y ou will need a T -15 T orx driver or a flat blade screw driver to remove the I/O slot bulkhead screws .
108 Chapter 4 field replaceable units FRU remo val and replacement installing i/o cards T o install a new I/O card, do the following: NO TE Slots two and four are the graphics card slots . The primary graphics card slot is slot number two and the secondary graphics card slot is slot number four .
Chapter 4 109 field replaceable units FRU remo val and replacement system unit fans The HP workstation c-class has five fans that are used to cool various areas within the unit. If one of these fans is not working , you will need to replace it to ensure no heat damage is caused to the system unit.
110 Chapter 4 field replaceable units FRU remo val and replacement remo ving the fan from the hard disk drive area This section provides the procedure for removing the cooling fan from the back of the hard disk drive chassis .
Chapter 4 111 field replaceable units FRU remo val and replacement Figure 4-16. Removing the F an from the Hard Disk Drive Chassis remo ving the fans from the cpu area This section provides the procedure for removing the cooling fans from the CPU area of the system unit’ s chassis .
112 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-17. Removing the F an Rivets 4. Remove the plastic mounting rivets that hold the fans in place. See F igure 4-17. T o remove the rivets , press in on the backside of the rivet to release the fastener .
Chapter 4 113 field replaceable units FRU remo val and replacement Figure 4-18. Removing CPU Area F ans Note that you can replace the fans using the original rivets; however , the plastic rivets will be slightly deformed. If you would like new rivets to replace the old ones , new rivets for mounting the fans are supplied in the replacement kit.
114 Chapter 4 field replaceable units FRU remo val and replacement remo ving the fan and speak er from the i/o card area The I/O area of the system unit has its own cooling fan. Note that there is a speaker attached to the same mounting bracket as the fan.
Chapter 4 115 field replaceable units FRU remo val and replacement Figure 4-20. Removing the F an and Speaker from the I/O Area 5. T o remove the speaker from the mounting bracket, push a finger through the access hole and spread the two retaining clips .
116 Chapter 4 field replaceable units FRU remo val and replacement 6. Remove the fan from the bracket by slightly pulling the left and right fan mounting clips aw ay from the fan, and then pulling outward in the direction of the arrow . See Figure 4-21.
Chapter 4 117 field replaceable units FRU remo val and replacement remo vable media de vices There are only two removable media devices allowed in a HP workstation c-class: • CD Drive • 3.5-inch floppy disk drive . The procedures provided in the subsequent sections explain how to install and remove media devices .
118 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-22. Removing the CD Drive Rear Cover 3. Rotate the system unit around until you see the front of the unit as shown in Figure 4-23. Figure 4-23. F ront of System Unit with the Front P anel Removed 4.
Chapter 4 119 field replaceable units FRU remo val and replacement Figure 4-24. Removing the CD Drive Bracket and Blank 5. Read the CA UTION statement at the beginning of this section. Next remove the CD Drive from its shipping container , and using the four T -10 screws mount the disk drive to the bracket as shown in Figure 4-24.
120 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-25. Installing the CD Drive 6. Slide the CD Drive and its bracket into the system unit chassis as shown in Figure 4-25. There are runners on the side of each bracket and guides inside the CD Drive c hassis that will help the assembly to slide into place.
Chapter 4 121 field replaceable units FRU remo val and replacement Figure 4-27. Plugging in the A T API and P ower Cables 9. Make sure that the AT API and power cables are positioned so that they come out of the bottom edge of the rear CD Drive cover .
122 Chapter 4 field replaceable units FRU remo val and replacement 1. P erform the procedures in the sections “opening the system unit front panel” and “opening the left side panel of the system unit. ” The front panel must be open to remove the CD Drive from the system chassis .
Chapter 4 123 field replaceable units FRU remo val and replacement mounting screws (T -10 T orx screws) as shown in Figure 4-31 and remove the CD Drive from the bracket. Y ou are now ready to attach the CD Drive blank to the CD Drive bracket. Figure 4-31.
124 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-32. Installing the CD Drive Blank 6. Tighten the two CD Drive bracket screws as shown in Figure 4-33.
Chapter 4 125 field replaceable units FRU remo val and replacement cover’ s edge is rounded to keep you from cutting the cables . Figure 4-34. Next, place the end opposite the rear cover handle into the cover slot and tighten the T -15 T orx screw to secure the rear cover .
126 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-35. Removing the Floppy Disk’ s Rear Cover 3. Rotate the system unit around until you see the front of the workstation as shown in Figure 4-36. Figure 4-36. F ront of W orkstation with the Front P anel Removed 4.
Chapter 4 127 field replaceable units FRU remo val and replacement Figure 4-37. Removing the Floppy Disk Bracket and Blank 5. Read the CA UTION statement at the beginning of this section.
128 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-38. Installing the Floppy Disk Drive 6. Slide the floppy disk and its bracket into the system unit chassis as shown in Figure 4-38. 7. Tighten the two floppy bracket screws as shown in Figure 4-39.
Chapter 4 129 field replaceable units FRU remo val and replacement Figure 4-40. Plugging in the Data and P ower Cables 9. V erify that the data and power cables are positioned to come out of the top edge of the rear floppy cover . This edge is rounded to prevent cutting of the cables.
130 Chapter 4 field replaceable units FRU remo val and replacement 2. Remove the floppy rear disk cover by unscrewing the T -15 T orx screw as shown in Figure 4-42. Note that the floppy’ s rear cover is located on the rear of the removable media chassis inside the system unit.
Chapter 4 131 field replaceable units FRU remo val and replacement Figure 4-44. Removing the Floppy Disk Drive 5. Place the floppy disk blank in the floppy disk bracket and insert the four floppy disk mounting screws into the bracket and tighten them.
132 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-45. Installing the Floppy Disk Blank and Bracket 6. Slide the floppy disk blank and its bracket into the system unit chassis as shown in Figure 4-45. 7. Tighten the two floppy disk bracket screws as shown in Figure 4-46.
Chapter 4 133 field replaceable units FRU remo val and replacement 8. Inspect and verify that the data and power cables are positioned to come out of the top edge of the rear floppy cover . This edge is rounded to prevent cutting of the cables. See Figure 4-47.
134 Chapter 4 field replaceable units FRU remo val and replacement hard disk drive This section describes installation and removal of hard disk drives in the HP workstation c-class .
Chapter 4 135 field replaceable units FRU remo val and replacement Figure 4-48. The Hard Drive Slots 2. Open the hard drive slot by pressing the plastic release hook upward and pulling outward on the release lever as shown in F igure 4-49. As you pull outward on the release lever the hard drive bracket will easily slide out of the slot.
136 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-49. Removing the Hard Drive Bracket 3. Mount the hard disk drive on the hard drive bracket using the four T -10 torx screws and rubber mounting grommets as shown in Figure 4-50.
Chapter 4 137 field replaceable units FRU remo val and replacement Figure 4-50. Inserting the Hard Disk Drive remo ving a hard disk dr ive This procedure explains how to remove the hard disk drive. Note that there are no cables for you to worry about when removing a hard disk drive.
138 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-51. The Hard Drive Slots 2. Open the hard drive slot by pressing the plastic release hook upward and pulling outward on the release lever as shown in F igure 4-52.. As you pull outward on the release lever , the hard drive bracket will slide out of its slot.
Chapter 4 139 field replaceable units FRU remo val and replacement 3. Remove the four T -15 T orx screws from the hard disk drive bracket. See Figure 4-53.
140 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-54. Replacing the Hard Disk Drive Bracket Hard Disk Drive Brac ket Plastic Release Hook Release Le ver Storage Location f o.
Chapter 4 141 field replaceable units FRU remo val and replacement DIMM cards This section contains information regarding the installation and removal of memory (DIMM cards).
142 Chapter 4 field replaceable units FRU remo val and replacement 4. F or ease in installation of additional memory the hard disk drive fan may need to be removed. See the section “removing the fan from the hard disk drive area” on page 110 in this chapter .
Chapter 4 143 field replaceable units FRU remo val and replacement Figure 4-57. Installing Memory Cards 7. Place the DIMM card in the connector , lining it up with the guides. Make sure to put the notched end tow ard the white ejector tab (to the left).
144 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-58. Propping Up the P ower Supply 3. Prop up the system unit power supply as explained in the section “propping up the system unit power supply” in this chapter . 4. F or ease in removing memory cards, remove the fan from the hard disk drive chassis .
Chapter 4 145 field replaceable units FRU remo val and replacement system unit LCD This section describes how to remove and replace the HP workstation c-class power switch/LCD assembly , which is located on the front panel. remo ving the system unit LCD T o remove the LCD assembly , perform the following steps: 1.
146 Chapter 4 field replaceable units FRU remo val and replacement 4. Replace the system unit’ s front panel. This completes the installation of the system LCD assembly .
Chapter 4 147 field replaceable units FRU remo val and replacement the system board The system board contains the I/O section, computer main memory , CPU , and all of the circuitry and connections that control how the workstation’ s hardware and operating system interact with each other .
148 Chapter 4 field replaceable units FRU remo val and replacement Figure 4-61. Removing the System Board 8. F old back the workstation cables to avoid interference or damage. 9. Grasp the system board tray handle and slide the system board to the front of the workstation.
Chapter 4 149 field replaceable units FRU remo val and replacement Figure 4-62. Installing the System Board 2. Re-attach the cables described in step 7 of “Removing the System Board” on page 147 and replace the two T -15 T orx screws on the rear of the chassis.
150 Chapter 4 field replaceable units FRU remo val and replacement replacing the batter y The battery in the HP workstation c-class is contained within the real time clock module , part number 1826-4269, on the system board. The component reference designation is U33 on the system board.
151 5 diagrams This chapter provides functional information about the HP workstation c-class . The following block diagrams are intended as a guide to understanding the overall power distribution and the functional overview of the workstations .
152 Chapter 5 diagrams system power system po w er Figure 5–1 shows the system power distribution. Figure 5-1. P ower Distribution Diagram.
Chapter 5 153 diagrams system unit bloc k diagram system unit block diagram Figure 5–2 shows the system unit block diagram. Figure 5-2. System Unit Functional Block Diagram.
154 Chapter 5 diagrams system unit bloc k diagram.
155 6 boot console handler This chapter explains how to use the Boot Console Handler , which provides an interactive environment after the power -on sequence in the HP workstation c-class.
156 Chapter 6 boot console handler Here are the topics covered in this chapter: • boot console handler features • accessing the boot console handler • booting the workstation • searching for b.
Chapter 6 157 boot console handler boot console handler features boot console handler features There are times when you want to interact directly with the hardw are of your computer before it boots the operating system.
158 Chapter 6 boot console handler accessing the boot console handler accessing the boot console handler If the workstation has crashed or power was turned off for some reason, press the power switch and proceed to step 3. Otherwise , to access the boot console handler , follow these steps: 1.
Chapter 6 159 boot console handler boot console menus boot console menus The boot console menus follow , showing the various tasks you can perform and the available information. The shortened version of all commands is indicated by the uppercase letters .
160 Chapter 6 boot console handler boot console menus Here are the menus: ---------------- Main Menu ------------------------------------------------ Command Description ----------- ------------------.
Chapter 6 161 boot console handler boot console menus ------ Configuration Menu ----------------------------- Command Description ------- ----------- AUto [BOot|SEArch][ON|OFF] Display or set specifie.
162 Chapter 6 boot console handler boot console menus ------------- Information Menu -------------------------------------- Command Description ------- ----------------------------- ALL Display all sy.
Chapter 6 163 boot console handler boot console menus ------ Service Menu ----------------------------------- Command Description ------- ------------------------------------ ChassisCodes [<proc>.
164 Chapter 6 boot console handler booting the workstation booting the w orkstation In general the HP workstation c-class is started by the power switch and HP-UX boots automatically .
Chapter 6 165 boot console handler booting the workstation Answering yes ( Y ) causes the ISL to be loaded from the specified device. After a short time, the following prompt appears on your screen: ISL> ISL is the program that actually controls the loading of the operating system.
166 Chapter 6 boot console handler searc hing for bootable media searching f or bootable media T o list devices that contain bootable media, follow the directions in “accessing the boot console hand.
Chapter 6 167 boot console handler resetting the workstation resetting the w orkstation T o reset your workstation to its predefined values, follow the directions in “accessing the boot console han.
168 Chapter 6 boot console handler displaying and setting paths displaying and setting paths A path is the hardware address of a device that is attached to the I/O system of your workstation. The path command sets the system paths shown in T able 6-1.
Chapter 6 169 boot console handler displaying and setting paths T o set a system path to a new value, follow the directions in “accessing the boot console handler” earlier in this chapter , and th.
170 Chapter 6 boot console handler displaying and setting the monitor type displaying and setting the monitor type The workstation ships from the factory preset to use a monitor with a specific resolution and frequency .
Chapter 6 171 boot console handler displaying and setting the monitor type displaying the current monitor configuration T o display the current monitor configuration for your system from the Configuration Menu of the Boot Console Handler , follow the directions in “accessing the boot console handler” on page 158 in this chapter .
172 Chapter 6 boot console handler displaying and setting the monitor type setting the monitor type Y ou can set the monitor type for a graphics adapter by typing the following at the prompt and pressing Enter : Configuration Menu: Enter command> monitor graphics( n ) tt Where n is the number of the graphics adapter and tt is the monitor type.
Chapter 6 173 boot console handler displaying and setting the monitor type The boot console may display a message that tells you that your new monitor selection will take effect the next time you reboot your workstation. The boot console also displays the new monitor information.
174 Chapter 6 boot console handler displaying and setting the monitor type At this point, the new monitor type is active, but not sa ved. Because you didn’t save the monitor type, the next time you reboot the system the original monitor type will be used.
Chapter 6 175 boot console handler displaying the current memory configuration displaying the current memor y configuration The following sample screen output uses the memory command to show a memory configuration table with properly-installed and configured memory .
176 Chapter 6 boot console handler displaying the current memory configuration memor y information sample The following sample shows the memory information when memory modules are properly installed .
Chapter 6 177 boot console handler displaying the status of the i/o slots displaying the status of the i/o slots The I/O command lets you identify all built-in I/O devices and optional I/O devices installed in the option slots . It is available in the Information Menu.
178 Chapter 6 boot console handler setting the auto boot and auto search fla gs setting the auto boot and auto search flags The auto boot and auto search flags are variables stored in your workstation’ s nonvolatile memory . (Nonvolatile memory retains its contents even after power is turned off .
Chapter 6 179 boot console handler displaying and setting the security mode displaying and setting the secur ity mode The secure flag is a variable stored in non-volatile memory . (Non-volatile memory retains its contents even after power is turned off .
180 Chapter 6 boot console handler displaying and setting fastboot mode displaying and setting fastboot mode When fastboot is enabled (set to on), the workstation does a quick check of the memory and skips some processor self tests during the power -on self tests.
Chapter 6 181 boot console handler displaying and setting the LAN station ad dress displaying and setting the LAN station address It is sometimes necessary to supply the LAN station address of the workstation to other users .
182 Chapter 6 boot console handler displaying system inf ormation displaying system inf ormation The all command allows you to display the system’ s processor revision and speed, cache size, memory size , flag settings, and the boot and console paths .
Chapter 6 183 boot console handler displaying pim inf ormation displaying pim inf ormation The pim command allows you to display the most recent PIM information for the specified fault type.
184 Chapter 6 boot console handler stable storage stable storage Stable storage is non-volatile memory associated with the P A-RISC processor module. Stable storage is used by the processor (CPU) to s.
Chapter 6 185 boot console handler ISL en vironment ISL en vironment The ISL environment provides the means to load the operating system (HP-UX) environment. The ISL environment also provides an offline platform to execute optional diagnostic and utility programs from a boot device when HP-UX does not load.
186 Chapter 6 boot console handler ISL en vironment • display - displays the boot and console paths in Stable Storage and the current setting of the ISL Boot Flags . • primpath - modifies the primary boot path entry in Stable Storage. The entry in Stable Storage for the primary boot device begins at byte address 0 and ends at byte address 31.
Chapter 6 187 boot console handler obtaining and updating system firmware obtaining and updating system firmware T o update a system’s firmware , the firmware patch must be obtained from the patch server website at http://us-external_support.hp.
188 Chapter 6 boot console handler obtaining and updating system firmware NO TE This process is automatic and requires no interaction until directed to do so.
Chapter 6 189 boot console handler obtaining and updating system firmware launch IPL other ISL Revision A.00.38 OCT 26, 1994 ISL booting ode fupdate; update pdc **************************************.
190 Chapter 6 boot console handler obtaining and updating system firmware Built Tue Mar 9 10:11:58 MST 1999 by fwbtr. Continue ([y]/n)? y ************************************************************** * CPU Firmware will now be downloaded. It should take no * * more then 2 minutes.
191 A pr oduct specifications This appendix lists the regulatory specifications , safety requirements , environmental specifications , and electrical specifications for the HP workstations c-class .
192 Appendix A product specifications regulatory and safety statements regulator y and safety statements This section lists the regulatory and safety statements for the HP workstation c-class .
Appendix A 193 product specifications regulatory and safety statements C-Class A7814A / A7817A.
194 Appendix A product specifications regulatory and safety statements emissions regulations F ederal Communications Commission (FCC) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules and Canadian Department of Communications .
Appendix A 195 product specifications regulatory and safety statements Figure A-1. VCCI Class B ITE (Japan) Figure A-2. RRL Class A EMI (Korea) Figure A-3.
196 Appendix A product specifications regulatory and safety statements responsibility and liability arising therefrom. acoustics Regulation On Noise Declaration F or Machines -3. GSGV Lpa <70dB Lpa <70dB operator position am Arbeitsplatz normal operation normaler Betrieb per ISO 7779 nach DIN 45635 T .
Appendix A 197 product specifications regulatory and safety statements w ar nings pa.
198 Appendix A product specifications en vironmental specifications en vironmental specifications acoustics Deskside: 4.7 bels typical @ 25˚ C 4.9 bels typical @ 30˚ C altitude Operating: 0-10,000 ft. above sea level (0-3000m) Non-operating (storage or shipping): 0-15,000 ft.
Appendix A 199 product specifications en vironmental specifications vibration Operating random: 0.21 Grms , 5-500 Hz Swept sine survival (shipping): 0.
200 Appendix A product specifications electrical specifications electr ical specifications input po wer F or HP workstation c-class: line po wer 7.4 Amps RMS max @ 100V 6.
201 B SCSI connections This appendix provides information about connecting Small Computer System Interface (SCSI) devices to an HP workstation c-class .
202 Appendix B SCSI connections The following topics are covered within this section: • SCSI bus differences • SCSI restrictions • Determining SCSI bus length • Assigning SCSI device IDs • Connecting to the SCSI ports NO TE When attaching external SCSI devices , be sure to terminate the last device on the external SCSI bus .
Appendix B 203 SCSI connections SCSI Bus Differences SCSI Bus Differences A Small Computer Systems Interface (SCSI) bus is an IEEE standard bus for connecting your workstation to internal and external devices (SCSI devices) running at different speeds .
204 Appendix B SCSI connections SCSI restrictions SCSI restr ictions This section describes the SCSI restrictions that apply to your workstation in the following areas: • Cables • T erminators •.
Appendix B 205 SCSI connections SCSI restrictions HP offers the following SCSI cables for connecting externally connected devices to the system Ultra2 Wide Low-V oltage Differential port: CA UTION SCSI cables approved by HP are designed to function within the SCSI tolerances for HP devices .
206 Appendix B SCSI connections SCSI restrictions terminator s The terminators for Ultra2 Wide Low-V oltage Differential SCSI (L VD SCSI) and Ultra Narrow Single-Ended SCSI (NSE SCSI) are different. The NSE SCSI terminator has 50 pins and will fit on an NSE SCSI connector .
Appendix B 207 SCSI connections SCSI restrictions higher performance SCSI bus than previous SCSI buses and is more sensitive to adherence to the electrical specifications .
208 Appendix B SCSI connections SCSI bus length constraints SCSI bus length constraints This section discusses SCSI bus length constraints for the Ultra Narrow Single-Ended SCSI bus and the Ultra2 Wide Low-V oltage Differential SCSI bus .
Appendix B 209 SCSI connections SCSI bus length constraints NO TE When calculating the total Ultra2 Wide Low-V oltage Differential SCSI cable/bus/trace length used externally , remember to account for cables connecting external devices together as well as the bus length internal to those devices .
210 Appendix B SCSI connections assigning SCSI device IDs assigning SCSI de vice IDs Before assigning a SCSI device ID to your drive, you need to c heck the existing SCSI device IDs . T o determine which SCSI device IDs are available for your device, use the ioscan command in a terminal window: 1.
Appendix B 211 SCSI connections assigning SCSI device IDs assigning Ultra narro w single-ended SCSI device IDs Y ou can determine which Ultra Narrow Single-Ended SCSI (NSE SCSI) devices are currently in use by reviewing the output from the ioscan command discussed above and looking under the “H/W P ath” heading.
212 Appendix B SCSI connections connecting to the SCSI ports connecting to the SCSI por ts This section describes how to connect to the system SCSI ports (Ultra Narrow Single-Ended and Ultra2 Wide Low-V oltage Differential).
Appendix B 213 SCSI connections connecting to the SCSI ports NO TE It is necessary to put a terminator on unused SCSI connectors on the rear panel, or the last device connected to the SCSI bus . T erminators are shipped with the system. Only use a NSE SCSI terminator for the NSE SCSI bus and a FW L VD terminator for the FW L VD SCSI bus.
214 Appendix B SCSI connections connecting to the SCSI ports.
215 C related documentation This appendix provides part numbers and titles to related documentation..
216 Appendix C related documentation installation manual • A4985-90010 - Installation Card for the HP W orkstation C-Class ser vice manuals • B2355-90040 - System Administration T asks Manual HP 9.
217 Glossary a absolute pathname The full pathname of a file, inc luding all the directories leading to it, starting with the root directory (“/”) and ending with the filename itself See also file , filename, pathname .
218 Glossary diskless workstations. See also boot ROM. boot console handler The interactive firmware that enables you to interact with the hardware of your workstation before the workstation boots the operating system. The boot console interface allows you to perform special tasks, displa y information, and set certain system parameters.
Glossary 219 uses removable CD-ROM disks. The drive contains a semiconductor laser for reading data optically and an embedded controller . Central Processing Unit (CPU) The part of a workstation that interprets and executes instructions; the “brain.
220 Glossary command interpreter A program that reads lines of text from standard input (typed at the keyboard or read from a file) and interprets them as requests to execute commands or programs. An HP-UX command interpreter is called a shell. See also shell.
Glossary 221 d daisy-chaining A method of connecting devices in which the signal passes from one device to the next in serial fashion along a bus . DDS tape drive A device that stores data on Digital Data Storage (DDS) cassettes. default Most commands give you a choice of one or more options .
222 Glossary drag T o move the mouse (and hence the pointer on the screen) while holding down one or more of its buttons. This process specifies two separate locations on the screen for those operations that require two: the location when the mouse button is pressed, and the location when it is released.
Glossary 223 standard receivers and drivers that runs at 20 Mbytes/second, which allows a cable length of up to 3 meters and a transfer rate of up to 20MB per second See also Ultra2 Wide Low-V oltage Differential SCSI, Small Computer System Interface .
224 Glossary hard disk drive A device that stores data on a hard disk. The hard disk can be a permanent part of the drive and thus be unremovable, or it can be removable. If it is removable , it is contained in a protective cover that is opened by the drive when access is needed.
Glossary 225 into an icon See also icon. Initial System Loader The program that actually controls the loading of the operating system. input device Any of several pieces of hardware equipment used to give information to a system. Examples include the keyboard and the mouse See also output device .
226 Glossary the system substitutes the pathname that the link contains. link, v . T o establish a relationship between two objects such that one of the objects contains only the information required to associate it with the other , “real, ” object.
Glossary 227 mouse pointer See pointer . n name A character string associated with a file, directory , or link. A name can include various alphanumeric characters , but never a slash (/) or null character See also pathname . network Two or more workstations sharing information See also cluster , workstation.
228 Glossary command. p parent directory A directory that contains other directories, each of which is then called a subdirectory See also subdirectory . password The secret word you enter next to the password prompt at login time to permit only authorized access .
Glossary 229 execute programs; a program currently running in the system. process ID A unique identification number assigned to all processes by the operating system.
230 Glossary shell command An instruction you give the system to execute a utility program or shell script See also shell script, utility program. shell script A file that contains commands that the system can interpret and run in a shell. shutdown The process of taking the system from multi-user state to system administration state.
Glossary 231 as user root, or by typing su (switch user) at a command-line prompt. Y ou must know the root password to become root. system administrator The person responsible for system and network installation, updating, maintenance, and security at your site.
232 Glossary organization is authorized use See also user ID , password. user ID The name the computer uses to identify you. Y our system administrator assigns you a user ID . Enter your user ID during the login procedure when the system displays the login prompt See also user account.
Glossary 233 capacity . A workstation usually includes a keyboard, a monitor , and a system unit See also node , disked workstation, diskless workstation.
234.
Index Index 235 Symbols $HOME , 224 A absolute pathname , 217 active window , 217 ANSI , 217 argument , 217 attachment unit interface (A UI) , 217 B back up , 217 battery , 150 bitmap , 217 boot , 217.
236 Index Index floppy disk drive , 42 FRU , 38 hard disk drive , 38 SAM , 39 I/O cards , 45 memory , 43 workstation , 37 configuration , 35 , 220 control key sequence , 220 cpu , 220 current , 220 .
Index Index 237 removal and replacement , 97 speaker , 114 system board , 147 system board, installation , 148 system fans , 111 H hard disk , 223 hard disk drive , 224 , 134 Help , 224 home directory.
238 Index Index O object , 227 operating system , 227 operating system overview , 33 option , 227 output device , 227 output window , 227 P parent directory , 228 password , 228 path , 228 pathname , .
Index Index 239 Storage device CD drive , 23 floppy disk drive , 24 Style Manager , 230 subdirectory , 230 superuser , 231 system administrator , 231 system board , 147 system call , 231 system name .
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) n/a 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) n/a - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation HP (Hewlett-Packard) n/a, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le HP (Hewlett-Packard) n/a va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le HP (Hewlett-Packard) n/a, 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) n/a.
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) n/a. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei HP (Hewlett-Packard) n/a 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.
