Power Supply Errors; Diagnostic Error Codes - IBM THINKCENTER 8128 Hardware Maintenance Manual

Power Supply Errors

If the power-on indicator is not on, the power supply fan is not running, or the
computer will not power-off, use the following procedures.

Diagnostic error codes

Refer to the following diagnostic error codes when using the diagnostic tests. See
Chapter 4, "IBM Enhanced Diagnostics," on page 15 for information about the
Diagnostic programs.
In the following index, X can represent any number.
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Hardware Maintenance Manual
Check/Verify
Check the following for proper installation.
v Power Cord
v On/Off Switch assembly
v Power/LED connector
v System Board Power Supply connectors
v Microprocessor(s)
Check the power cord for continuity.
Check the power supply voltages
Diagnostic Error Code
000-000-XXX
BIOS Test Passed
000-002-XXX
BIOS Timeout
000-024-XXX
BIOS Addressing test failure
000-025-XXX
BIOS Checksum Value error
000-026-XXX
FLASH data error
000-027-XXX
BIOS Configuration/Setup error
000-034-XXX
BIOS Buffer Allocation failure
FRU/Action
Reseat connectors (see
"Identifying parts on
the system board (all
machine types)" on
page 38.
Power Cord
See "Power supply
connectors" on page
110.
FRU/Action
1. No action
1. Flash the system
2. System board
1. Flash the system
2. System board
1. Flash the system
2. Boot block
3. System board
1. Flash the system
2. Boot block
3. System board
1. Run Setup
2. Flash the system
3. Boot block
4. System board
1. Reboot the system
2. Flash the system
3. Run memory test
4. System board