IBM eServer xSeries 345 Type 8670, Maintenance Manual

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Note: See “System” on page 116 to determine which components should be replaced by a field service technician.
Diagnostics panel LED FRU/action
TEMPERATURE 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. Ensure both air baffles are installed.
4. Examine System Error Log.
a. System over recommended temperature
v 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 1 or 2)
(CPU LED is also on)
1) CPU x
2) System board
5. If the CPU LED on the diagnostics panel is also lit, one of the
microprocessors has caused the error.
CPU/VRM MISMATCH LED on
1. Move the microprocessor in socket 1 to socket 2, and move the
microprocessor in socket 2 to socket 1.
2. Ensure that both microprocessors are of the same type, with the same core
frequency and the same L2 size.
3. Ensure that both VRMs are of the same type.
4. Ensure that both VRMs are supported in your server model.
5. If a microprocessor is missing from socket 1, install a microprocessor in
socket 1.
FAN LED on
1. Check individual fan LEDs.
2. Replace respective fan.
3. Fan cable.
4. System board.
5. Power cage assembly.
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 stop the test.
197 Warning; a hardware failure might not have occurred.
For all error codes, replace the FRU or take the action indicated.
Note: See “System” on page 116 to determine which components should be replaced by a field service technician.
Error code/symptom FRU/action
001-XXX-000
(Failed core tests)
v System board
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xSeries 345 Type 8670: Hardware Maintenance Manual and Troubleshooting Guide