IBM System x3800 Problem Determination And Service Manual page 98

v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing, System x3800 Type 8866," on page 107 to determine which components are
customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
System-error log message
12V E Bus Fault
12V Planar Fault
12V Power Good Fault
Application Posted Alert to ASM
Backplane Power Good Fault
Board 2.5V Power Good Fault
Core 1.5V Power Good Fault
CEC Card Power Good Fault
CPU %d IERR detected, the system has been
restarted
CPU %d IERR, the CPU has been disabled
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IBM System x3800 Type 8866: Problem Determination and Service Guide
Action
1. Reseat the following components:
a. Memory cards 1 and 2
b. Microprocessor tray
2. Replace the following components one at a time, in the order
shown, restarting the server each time:
a. Memory cards 1 and 2
b. (Trained service technician only) Power backplane
c. (Trained service technician only) Microprocessor tray
1. Reseat the microprocessor tray.
2. (Trained service technician only) Replace the power backplane.
1. Reseat the memory cards.
2. Reseat the microprocessor tray.
3. (Trained service technician only) Replace the power backplane.
4. (Trained service technician only) Replace the microprocessor
tray.
Information only
1. Reseat the microprocessor tray.
2. Reseat the memory cards.
3. (Trained service technician only) Replace the power backplane.
4. (Trained service technician only) Replace the microprocessor
tray.
1. Reseat the I/O board.
2. Replace the I/O board.
1. Reseat the I/O board.
2. Reseat the microprocessor tray.
3. (Trained service technician only) Replace the PCI board.
1. Reseat the microprocessor tray.
2. Reseat the I/O board.
3. (Trained service technician only) Replace the PCI board.
Information only; if the message remains:
1. (Trained service technician only) Reseat the microprocessors.
2. Reseat the microprocessor VRMs, if any are present.
3. (Trained service technician only) Replace the microprocessor.
Information only; if the message remains:
1. (Trained service technician only) Reseat the microprocessors.
2. Reseat the microprocessor VRMs, if any are present.
3. (Trained service technician only) Replace the microprocessor.