ontents
Notices........................................................................................................................................................... 5
Voltage Supply Switch Settings.......................................................................................................................5
Safety Information ........................................................................................................................................... 6
Laser Compliance Statement ..........................................................................................................................24
Trademarks.....................................................................................................................................................25
Preface............................................................................................................................................................26
General Information ......................................................................................................................................27
Product Overview............................................................................................................................................ 29
Hardware Interfaces........................................................................................................................................32
CMOS Reset...................................................................................................................................................33
Flash (BIOS/VPD) update procedure............................................................................................................... 34
BIOS Setup Utility............................................................................................................................................35
Working with the Setup Menus ................................................................................................................. 35
Starting the Setup Utility...........................................................................................................................35
Advanced Setup.......................................................................................................................................38
Power Management Setup....................................................................................................................... 39
ISA Legacy Resources .............................................................................................................................39
System Security .......................................................................................................................................39
Specifications ..................................................................................................................................................41
Operating Requirements .................................................................................................................................42
Special Tools...................................................................................................................................................43
CheckProcedures..........................................................................................................................................45
Introduction .....................................................................................................................................................46
Start ................................................................................................................................................................ 47
Index of Symptoms, Messages, Error Codes, or Beeps................................................................................... 50
Troubleshooting ..............................................................................................................................................59
Factory-Installed Storage Devices............................................................................................................ 60
Factory-Installed Modem Card .................................................................................................................61
Audio (Not Supported by Diagnostics Program)........................................................................................62
CD-ROM Drive .........................................................................................................................................63
Memory.................................................................................................................................................... 64
Keyboard..................................................................................................................................................64
Mouse ......................................................................................................................................................65
Power Supply...........................................................................................................................................66
Monitor..................................................................................................................................................... 68
Undetermined Problems...........................................................................................................................69
Diagnostic Aids .............................................................................................................................................71
Introduction .....................................................................................................................................................72
Power-On Self Test.........................................................................................................................................73
Diagnostics Tools............................................................................................................................................ 74
Using Diagnostics Program from Recovery CD ........................................................................................74
Diagnostics Program Features .................................................................................................................75
Repair Information ........................................................................................................................................77
Removals and Replacements of Machine Types 6270, 6276, 6279 and 6280 ................................................. 78
Identifying the Parts of the System Unit ...........................................................................................................79
Top Cover ....................................................................................................................................................... 81
Adapter Cards.......................................................................................................................................... 82
Diskette Drive........................................................................................................................................... 83
CD-ROM Drive ......................................................................................................................................... 84
Hard Disk Drive ...............................................................................................................................................85
System Board..................................................................................................................................................86
Power Supply...........................................................................................................................................87
Memory (DIMM) ..............................................................................................................................................88
Removals and Replacements of Machine Types 6266 and 6286.....................................................................89
Identifying the Parts of the System Unit ...........................................................................................................90
Top Cover ....................................................................................................................................................... 91
Adapter Cards.......................................................................................................................................... 92
Diskette Drive........................................................................................................................................... 93
CD-ROM Drive ......................................................................................................................................... 94
Hard Disk Drive ...............................................................................................................................................95
System Board..................................................................................................................................................96
Power Supply...........................................................................................................................................97
Memory (DIMM) .......................................................................................................................................98
Copyright IBM Corp. 2000