IBM 2274 Personal Computer User Manual


 
iv
Electrical input ...............................................28
Operating Requirements ......................................29
Check Procedures .............................................31
Introduction ..........................................................32
Start .....................................................................33
Index of Symptoms, Messages, Error Codes,
or Beeps ...............................................................38
Troubleshooting ...................................................54
Factory-Installed Storage Devices ................54
Factory-Installed Modem Card .............................58
Audio (Not Supported by Diagnostics Program) ..60
CD/DVD-ROM Drive ............................................63
Memory ................................................................65
Keyboard ..............................................................66
Mouse ..................................................................67
Power Supply .......................................................69
Monitor .................................................................72
Undetermined Problems ......................................74
Diagnostic Aids ..................................................77
Introduction ..........................................................78
Power-On Self Test ..............................................79
Diagnostic Diskette ..............................................81
Using the Diagnostic Diskette .......................81
Using Diagnostic Program from
Recovery CD .................................................82
Diagnostics Program Features ......................83
Repair Information .............................................85
Removals and Replacements ..............................86
Handling ESD-Sensitive Parts .............................87
Cover .............................................................90
Bay Panels.................................................... 92
Bay 1- 5.25-In. Bay
(Internal or External Access) .........................93
Bay 3 - 3.5-In. Bay
(Internal or External Access) .........................94
Bay 4 - 3.5-In. Bay
(External Access for Diskette Drive) .............94
Front Panel ....................................................96
Power Supply ................................................97
Adapter Cards ...............................................98
Memory(DIMM) .............................................99
AMD K7 Duron Processor ...........................100
System Backup Battery ...............................102