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"Action/FRU" column. When servicing a system,
always begin with "Start" on page 35.
If you are unable to correct the problem using these
two index tables, go to "Undetermined Problems" on
page 77.
NOTE:
1. If an error message and incorrect audio response
occur, diagnose the error message first.
2. If you cannot run the diagnostics program tests but
did receive a POST error code and message, use
"Table 2-1 POST Error Codes and Messages List"
on page 42 to diagnose system problems.
3. If you cannot run the diagnostics program tests but
did receive POST error beeps, use See "Table 2-2
BIOS Error Beeps List" on page 46 to diagnose
system problems.
4. If you did not receive any error message, look for a
description of your error symptoms in "Table 2-3
Error Symptoms List" on page 47.
IMPORTANT: Check all power supply voltages,
switch, and jumper settings before you replace
the system board. Also check the power supply
voltages if you have a "system no-power"
condition.
5. If you are unable to correct the problem by using
the "BIOS Error Codes, Messages, And Beeps
List" table and "Error Symptoms List" table, go to
"Undetermined Problems" on page 77.
Check Procedures 41
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