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iv
Removal and Replacement Procedures continued
Mass Storage Devices.............................................................................................................3-21
Drive Positions................................................................................................................3-21
Hardware Screws.............................................................................................................3-23
CD-ROM Drive or DVD-ROM Drive.............................................................................3-24
Diskette Drive .................................................................................................................3-26
Removing a 7200 rpm Hard Drive from Bays 5 or 6.......................................................3-28
Removing a 10,000-rpm Hard Drive from Bays 5 or 6 ...................................................3-31
Removing the Fan from a Hard Drive Installed in Bays 5 or 6 ......................................3-35
Removing a Hard Drive from the Removable Hard Drive Cage.....................................3-37
Installing a Hard Drive in the Removable Hard Drive Cage ...........................................3-39
SCSI Cables and Guidelines...................................................................................................3-41
SCSI Cables.....................................................................................................................3-41
SCSI Guidelines for Installing SCSI Devices..................................................................3-42
SCSI Guidelines for Optimizing Performance ................................................................3-42
System Board Assembly.........................................................................................................3-43
System Board with Tray and Cage..................................................................................3-43
System Board Components..............................................................................................3-45
Dual Inline Memory Modules (DIMMs).........................................................................3-46
Important Guidelines for DIMM Installation ..................................................................3-46
Removing a DIMM.........................................................................................................3-47
Processor and Heatsink Assembly..........................................................................................3-48
Processor Power Module.................................................................................................3-49
Primary Processor Power Module Cable Insulator..........................................................3-50
External Battery......................................................................................................................3-51
Running Computer Setup ................................................................................................3-51
Installing the Battery .......................................................................................................3-52
Power Switch Cable Assembly...............................................................................................3-54
Power Supply..........................................................................................................................3-55
Chapter 4
Diagnostic Tools
Power-On Self-Test (POST).....................................................................................................4-2
POST Messages........................................................................................................................4-3
Troubleshooting Minor Problems.............................................................................................4-7
Power Problems.................................................................................................................4-8
Diskette Drive Problems....................................................................................................4-9
Display Problems ............................................................................................................4-10
Printer Problems..............................................................................................................4-11
Hard Drive Problems.......................................................................................................4-12
Hardware Installation Problems ......................................................................................4-13
CD-ROM Drive and DVD-ROM Drive Problems ..........................................................4-14
Memory Problems...........................................................................................................4-15
SCSI Problems ................................................................................................................4-15
Network Problems...........................................................................................................4-16
Audio Hardware Conflicts...............................................................................................4-18