IBM 8669 - Eserver xSeries 342, Hardware Maintenance Manual

Page: 97 / 156

Diagnostic Panel LED FRU/Action
OVER LED on
1. Install an optional additional power supply, or remove optional devices
from the server.
NMI LED on
1. Reboot the system.
2. Check the System Error Log.
TEMP LED on
1. Ambient temperature must be within normal operating specifications.
See “Features and specifications” on page 3.
2. Ensure fans are operating correctly.
3. Examine System Error Log.
a. System over recommended temperature
1) Information LED Panel
b. DASD over recommended temperature (DASD LED also on)
1) Overheating hard drive
2) DASD Backplane
c. System over recommended temperature for CPU X (where X is CPU 1,
2) (CPU LED also on)
1) CPU X
2) System Board
d. I/O Legacy Board over recommended temperature
4. If the CPU LED on the diagnostics panel is also on, one of the
microprocessors has caused the error.
FAN LED on
1. Check individual fan LEDs.
2. Replace respective fan.
3. Fan Cable.
4. System Board.
5. Power Backplane Board.
Diagnostic error codes
Note: In the following error codes, if XXX is 000 , 195 , or 197 do not replace a
FRU. The description for these error codes are:
000 The test passed.
195 The Esc key was pressed to abort the test.
197 This is a warning error and may not indicate a hardware failure.
For all error codes, replace/follow the FRU/Action indicated.
Error Code/Symptom FRU/Action
001-XXX-000 (Failed core tests)
1. System Board
001-XXX-001 (Failed core tests)
1. System Board
001-250-000 (Failed System Board ECC)
1. System Board
001-250-001 (Failed System Board ECC)
1. System Board
005-XXX-000 (Failed Video test)
1. System Board
Symptom-to-FRU index
87