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Chapter 7. Symptom-to-FRU Index
The Symptom-to-FRU index lists error symptoms and possible causes. The most
likely cause is listed first. Always begin with "General Checkout" on page 3. This
index can also be used to help you decide which FRUs to have available when
servicing a computer. If you are unable to correct the problem using this index go
to "Undetermined problems" on page 79.
Hard disk drive boot error
A hard disk drive boot error (error codes 1962 and I999030X) can have the
following causes.
Power Supply Errors
If the power-on indicator is not on the power supply fan is not running or the
computer will not power-off use the following procedures.
© Copyright IBM Corp. 2001
Notes:
v If you have both an error message and an incorrect audio response diagnose the error
message first.
v If you cannot run the diagnostic tests or you get a diagnostic error code when running a
test but did receive a POST error message diagnose the POST error message first.
v If you did not receive any error message look for a description of your error symptoms
in the first part of this index.
v Check the hard disk drive jumper settings before you replace a hard disk drive.
Error
The start-up drive is not in the boot
sequence in configuration.
No operating system installed on the boot
drive.
The boot sector on the start-up drive is
corrupted.
The drive is defective.
Check/Verify
Check the following for proper installation.
v Power Cord
v On/Off Switch connector
v On/Off Switch Power Supply connector
v System Board Power Supply connectors
v Microprocessor(s) connection
Check the power-on switch for continuity.
FRU/Action
Check the configuration and ensure the
start-up drive is in the boot sequence.
Install an operating system on the boot
drive.
The drive must be formatted do the
following:
1. Attempt to access and recover (back-up)
the failing hard disk drive.
2. Using the operating systems programs
format the hard disk drive.
Replace the hard disk drive.
FRU/Action
Reseat
Power Cord
39
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