IBM x3800 - System - 8865, Manual

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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 8865,” 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 Action
12V E Bus Fault
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
12V Planar Fault
1. Reseat the microprocessor tray.
2. (Trained service technician only) Replace the power backplane.
12V Power Good Fault
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.
Application Posted Alert to ASM Information only
Backplane Power Good Fault
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.
Board 2.5V Power Good Fault
1. Reseat the I/O board.
2. Replace the I/O board.
Core 1.5V Power Good Fault
1. Reseat the I/O board.
2. Reseat the microprocessor tray.
3. (Trained service technician only) Replace the PCI-X board.
CEC Card Power Good Fault
1. Reseat the microprocessor tray.
2. Reseat the I/O board.
3. (Trained service technician only) Replace the PCI-X board.
CPU %d IERR detected, the system has been
restarted
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.
CPU %d IERR, the CPU has been disabled 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.
Chapter 2. Diagnostics
93