IBM MT 2631 User Manual
Error messages
Symptom or error
FRU or action, in sequence
Device address conflict.
1. Load Setup Defaults in
IBM BIOS Setup Utility.
2. Backup battery.
3. System board.
3. System board.
Allocation error for device.
1. Load Setup Defaults in
IBM BIOS Setup Utility.
2. Backup battery.
3. System board.
3. System board.
Failing bits: nnnn.
1. DIMM.
2. System board.
2. System board.
Invalid system configuration
data.
data.
1. DIMM.
2. System board.
2. System board.
I/O device IRQ conflict.
1. Load Setup Defaults in
IBM BIOS Setup Utility.
2. Backup battery.
3. System board.
3. System board.
Operating system not found.
1. Check that the operating
system has no failure and is
installed correctly.
installed correctly.
2. Enter IBM BIOS Setup
Utility and see whether
the hard-disk drive and
the diskette drive are
properly identified.
the hard-disk drive and
the diskette drive are
properly identified.
3. Reseat the hard-disk drive.
4. Reinstall the operating
4. Reinstall the operating
system.
5. Diskette drive.
6. Hard-disk drive.
7. System board.
6. Hard-disk drive.
7. System board.
Hibernation error.
1. Restore the system
configuration to what it
was before the computer
entered hibernation mode.
was before the computer
entered hibernation mode.
2. If memory size has been
changed, re-create the
hibernation file.
hibernation file.
Fan error.
Fan.
Symptom-to-FRU index
52
ThinkPad A20m/p, A21m/p, A22m/p