IBM x3655 - System - 7985 Service Manual page 179

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 4, "Parts listing, System x3655, Type 7985," on page 97 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 event/error log message
Fan n fault
n = the fan number
Hard drive n fault
n = the hard disk drive number
Hard drive n removal detected
n = the hard disk drive number
HT1000 initiated sync flood: Legacy I/O Failure
HT1000 initiated sync flood: PERR on PCI-x slot 1. Reseat the failing adapter.
HT1000 initiated sync flood: SERR on PCI-x slot 1. Reseat the failing adapter.
Power supply n removed
n = the power supply number
Power supply n fault
n = the power supply number
Power supply n AC power removed
n = the power supply number
Action
1. Make sure that the connector on the fan is not damaged.
2. Make sure that the fan connector on the system board is not
damaged.
3. Make sure that the fan is fully installed (press down on the
fan).
4. Reseat fan n.
5. Replace fan n.
1. Reseat hard disk drive n.
2. Replace hard disk drive n.
Reseat hard disk drive n.
(Trained service technician only) Replace the system board.
2. Replace the failing adapter.
3. (Trained service technician only) Replace the system board.
2. Replace the failing adapter.
3. (Trained service technician only) Replace the system board.
1. Reseat power supply n.
2. Replace power supply n.
3. Replace the power backplane.
1. If the server power-on LED is lit, perform the following steps:
a. Reduce the server to the minimum configuration (see
"Solving undetermined problems" on page 177 for a
description of the minimum configuration).
b. Reinstall the components you removed, one at a time,
restarting the server each time.
c. If the error recurs, the component you just reinstalled is
defective; replace the defective component.
2. Reseat the following components:
a. Power supply n
b. Power backplane
3. Replace the components listed in step 2, one at a time, in the
order shown, restarting the server each time.
1. Make sure that the power cords are correctly connected to the
server and to a working electrical outlet.
2. Replace power supply n.
3. Replace the power backplane.
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Chapter 5. Diagnostics