IBM System x3500 Service Manual page 163

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 x3500 Type 7977," on page 41 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 C Bus Fault
12V D Bus Fault
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
Calgary Core 1.5V Power Good Fault
CEC Card Power Good Fault
CPU %d IERR detected, the system has been
restarted
Action
1. Reseat the adapters.
2. Replace the following components one at a time, in the order
shown, restarting the server each time:
a. Adapters
b. (Trained service technician only) PCI-X board
c. (Trained service technician only) Power backplane
d. (Trained service technician only) System board
1. Reseat the DIMMs.
2. Replace the following components one at a time, in the order
shown, restarting the server each time:
a. DIMMs
b. (Trained service technician only) Power backplane
c. (Trained service technician only) System board
1. Reseat the DIMMs.
2. Replace the following components one at a time, in the order
shown, restarting the server each time:
a. DIMMs
b. (Trained service technician only) Power backplane
c. (Trained service technician only) System board
1. (Trained service technician only) Replace the power backplane
cable.
2. (Trained service technician only) Replace the system board
1. Reseat the DIMMs.
2. (Trained service technician only) Replace the power-supply
docking cable (see "Power-supply docking cable" on page 73).
3. (Trained service technician only) Replace the system board.
Information only
1. Reseat the DIMMs.
2. (Trained service technician only) Replace the power-supply
docking cable (see "Power-supply docking cable" on page 73).
3. (Trained service technician only) Replace the system board.
(Trained service technician only) Replace the system board
(Trained service technician only) Replace the system board.
(Trained service technician only) Replace the PCI-X 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.
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Chapter 5. Diagnostics