iv
Removal and Replacement Procedures
continued
Mass Storage Devices.............................................................................................................3-26
Drive Positions ................................................................................................................3-26
Hardware Screws.............................................................................................................3-28
Removing a CD-ROM Drive...........................................................................................3-29
Diskette Drive .................................................................................................................3-31
Removing a 7200 rpm Hard Drive from Bays 5 or 6.......................................................3-33
Removing a 10,000 rpm Hard Drive from Bays 5 or 6....................................................3-36
Removing a Hard Drive from the Removable Hard Drive Cage in Bays 1-3 ..................3-40
Installing a Hard Drive in the Removable Hard Drive Cage in Bays 1-3 ........................3-42
SCSI Cables and Guidelines ...................................................................................................3- 46
SCSI Cables.....................................................................................................................3-46
SCSI Guidelines for Installing SCSI Devices..................................................................3-47
SCSI Guidelines for Optimizing Performance ................................................................3-48
System Board Assembly.........................................................................................................3 -49
System Board with Tray and Cage ..................................................................................3-49
System Board Components..............................................................................................3-51
DIMMs ...................................................................................................................................3-52
Important Guidelines for DIMM Installation ..................................................................3-53
Removing a DIMM .........................................................................................................3-54
Processor and Heatsink Assembly ..........................................................................................3-55
Processor Power Modules ...............................................................................................3-56
External Battery......................................................................................................................3-57
Running Computer Setup ................................................................................................3-57
Installing the Battery .......................................................................................................3-59
Power Switch Cable Assembly...............................................................................................3-61
Power Supply Air Baffle ........................................................................................................3-62
Power Supply..........................................................................................................................3-63
Chapter 4
Diagnostic Tools
Power-on Self-Test (POST)......................................................................................................4-2
POST Error Messages ..............................................................................................................4-3
Troubleshooting Minor Problems .............................................................................................4-8
Power Problems.................................................................................................................4-9
Diskette Drive Problems..................................................................................................4-10
Display Problems ............................................................................................................4-11
Printer Problems ..............................................................................................................4-12
Hard Drive Problems.......................................................................................................4-13
Hardware Installation Problems ......................................................................................4-14
CD-ROM or DVD-ROM Drive (IDE) Problems ............................................................4-15
Memory Problems ...........................................................................................................4-16
SCSI Problems ................................................................................................................4-16
Network Problems ...........................................................................................................4-17
Audio Hardware Conflicts...............................................................................................4-18
Computer Setup and Diagnostic Utilities................................................................................4-19
Computer Setup ...............................................................................................................4-19
Using Computer Setup.....................................................................................................4-20
Compaq Diagnostics........................................................................................................4-23
Computer Checkup (TEST).............................................................................................4-23
Creating a Diagnostics Diskette.......................................................................................4-25
Using Computer Checkup (TEST) or View System Information (INSPECT) ................4-25
Using Compaq Diagnostics for Windows NT .................................................................4-26
