. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . .
iv Contents
Removal and Replacement Procedures
(continued)
Cable Folding and Routing Diagrams................................................................... 2-19
Cable Diagram for Diskette Drive.................................................................. 2-19
Cable Diagram for IDE CD-ROM.................................................................. 2-20
Cable Diagram for Wide SCSI Devices..........................................................2-20
Drive Cage with Backplane Board........................................................................ 2-21
Power Backplane Board........................................................................................ 2-22
Power Supply Lock Bar ........................................................................................ 2-23
Power Supply........................................................................................................ 2-25
Vent Hood............................................................................................................ 2-28
Twin Fans with Bracket........................................................................................ 2-29
Memory Expansion Board.................................................................................... 2-30
Memory Modules.................................................................................................. 2-31
Processor Board with Lever .................................................................................. 2-33
Processor Power Module....................................................................................... 2-34
Heat Sink and Processor ....................................................................................... 2-35
Battery.................................................................................................................. 2-37
On/Standby Switch and Cable............................................................................... 2-39
PCI/EISA Expansion Board.................................................................................. 2-41
PCI/EISA Expansion Board Guide ....................................................................... 2-42
Speaker ................................................................................................................ 2-43
Safety Interlock Switches...................................................................................... 2-44
Cover and Side Panel Switches...................................................................... 2-44
Removable Media Interlock Bar Switch ......................................................... 2-45
Chapter 3
Diagnostic Tools
Utility Access ......................................................................................................... 3-1
Power-On Self-Test (POST).................................................................................... 3-3
Diagnostics Software............................................................................................ 3-16
Running Diagnostics...................................................................................... 3-17
Primary Processor Test Error Codes............................................................... 3-18
Memory Test Error Codes.............................................................................. 3-19
Keyboard Test Error Codes............................................................................ 3-20
Parallel Printer Test Error Codes................................................................... 3-20
Video Display Unit Test Error Codes............................................................. 3-21
Diskette Drive Test Error Codes .................................................................... 3-22
Monochrome Video Board Test Error Codes.................................................. 3-22