IBM 6648 Personal Computer User Manual


 
No-beep symptoms
Note
Type 6568/6569/6648/6649 computers default to come up quiet (no beep
and no memory count and checkpoint code display) when no errors are
detected by POST.
To enable beep and memory count and checkpoint code display when a
successful POST occurs, do the following:
1. Select Start Options in the Configuration/Setup Utility program (see
Setup Utility program on page 41).
2. Set Power-On Self Test to Enhanced.
Symptom/Error FRU/Action
No beep during POST but computer works
correctly.
1. System Board
No beep during POST.
1. See Undetermined problemson page 90
2. System Board
3. Memory Module
4. Any Adapter or Device
5. Riser Card
6. Power Cord
7. Power Supply
POST error codes
In the following index, X can represent any number.
POST Error Code FRU/Action
000SCSI Adapter not enabled
1. Verify adapter device and Bus Master fields
are enabled in PCI configuration program.
See documentation shipped with computer.
02X
1. SCSI Adapter
08XCheck SCSI terminator installation.
1. SCSI Cable
2. SCSI Terminator
3. SCSI Device
4. SCSI Adapter
101System board interrupt failure
1. System Board
102System board timer error
1. System Board
72 Hardware Maintenance Manual: IBM NetVista Computer Types 6058, 6059, 6269, 6568, 6569, 6578, 6579, 6648,
6649