IBM 6644, 6645 Check Procedures, Diagnostic Aids, Repair Information, Parts/Test Point Locations

Electrical input	27
Operating Requirements	28
Check Procedures	29
Introduction	30
Start	31
Index of Symptoms, Messages, Error Codes,
or Beeps	36
Troubleshooting	55
Factory-Installed Storage Devices	55
Audio (Not Supported by Diagnostics Program) ..	59
CD-ROM Drive	62
Memory	64
Keyboard	65
Mouse	66
Power Supply	68
Monitor	70
Undetermined Problems	72
Diagnostic Aids	75
Introduction	76
Power-On Self Test	77
Diagnostic CD	79
Using the Diagnostic CD	79
Using Diagnostic Program from
Recovery CD	80
Diagnostics Program Features	81
Repair Information	83
Removals and Replacements	84
Cover	85
Processor and Fansink	86
Memory (DIMM)	89
Adapter Card	90
Internal Speaker	91
USB Port	92
CD-ROM Drive	93
Hard Disk Drive	95
Power Supply	97
Power Button/Indicator LED and Cable	98
System Board	99
System Backup Battery	100
Handling ESD-Sensitive Parts	101
Software Recovery Procedure	102
Parts/Test Point Locations	103
Introduction	104