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Table 2-3 Error Symptoms List
Error Symptoms
NOTE:
To diagnose a problem, first find the error symptom
in the left column. If directed to a check procedure, replace the
FRU indicated in the check procedure. If no check procedure
is indicated, the first Action/FRU listed in right column is the
most likely cause.
NOTE:
Normally, the processor fan should be operative,
and the processor clock setting should be exactly set to match
its speed requirement before diagnosing any processor
problems.
Processor fan does
not run but power
supply fan runs.
Processor test failed. Processor.
NOTE:
Ensure that the memory modules are installed
properly and the contact lead is clean before diagnosing any
system problems.
Memory test failed.
Incorrect memory size
shown or repeated
during POST.
Action/FRU
Processor
Make sure that the system is not in
power saving mode.
With the system power on, measure
the voltage of processor fan
connectorr. (See "Power Supply Cable
Connector Specifications" on page 129
and refer to the connectors and
functions illustrated in chapter 5.) Its
reading should be +12Vdc.
Processor fan.
System board.
System board.
System Board
"Memory" on page 95
System board
Insert the memory modules in the
DIMM sockets properly, and then
reboot the system.
Memory module. See the "Step 005"
of "Memory" on page 95 to replace
memory module.
System board.
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