Symptom-to-FRU index
This index supports xSeries 220 servers.
Notes:
1. Check the configuration before you replace a FRU. Configuration problems can
2. The default configuration can be loaded by starting the system and then
3. For IBM devices not supported by index, refer to the manual for that device.
4. Always start with "General checkout" on page 1.
The Symptom-to-FRU lists symptoms, errors, and the possible causes. The most
likely cause is listed first. Use this Symptom-to-FRU index to help you decide
which FRUs to have available when servicing the computer. The POST BIOS
displays POST error codes and messages on the screen.
Beep symptoms
Beep symptoms are short tones or a series of short tones separated by pauses
(intervals without sound). See the following examples.
Note: One beep after successfully completing POST indicates the system is
Beeps
Description
1-2-3
v One beep
v A pause (or break)
v Two beeps
v A pause (or break)
v Three Beeps
Four continuous beeps
4
Beep/Symptom
1-1-2 Microprocessor
register test failed.
1-1-3 (CMOS
write/read test failed)
1-1-4 (BIOS EEPROM
checksum failed)
1-2-1 (Programmable
Interval Timer failed)
1-2-2 (DMA
initialization failed)
© Copyright IBM Corp. 2001
cause false errors and symptoms.
pressing the reset button four times, waiting 15 seconds between each press.
Once the configuration has reset to the default, it must be saved in Setup to be
stored in CMOS.
functioning properly.
FRU/Action
1. Processor
2. System board
1. Battery
2. System Board
1. Reflash BIOS
2. System Board
1. System Board
1. System Board
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