IBM 88371RU, Руководство по техническому обслуживанию и устранению неисправностей

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replace. Take the action (or replace the FRU) that is suggested first in the list, and
then try the server again to see whether the problem has been corrected.
Note: Try reseating a suspected component or reconnecting a cable before
replacing the component.
The POST BIOS code 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 examples in the following table.
Beeps Description
1-2-3
v
One beep
v A pause (or break)
v
Two beeps
v A pause (or break)
v
Three beeps
4 Four continuous beeps
One beep after successfully completing POST indicates the system is functioning
properly.
Note: See “System replaceable units” on page 122 to determine which components should be replaced by a field
service technician.
Beep/symptom FRU/action
1-1-2
(Microprocessor register test failed)
1. Optional microprocessor (if installed)
2. Microprocessor
3. System board
1-1-3
(CMOS write/read test failed)
1. Battery
2. Clear CMOS. See “Erasing a lost or forgotten password (clearing CMOS
memory)” on page 78.
3. System board
1-1-4
(BIOS EEPROM checksum failed)
1. DIMM
2. System board
1-2-1
(Programmable Interval Timer failed)
v
System board
1-2-2
(DMA initialization failed)
v System board
1-2-3
(DMA page register write/read failed)
v
System board
1-2-4
(RAM refresh verification failed)
1. DIMM
2. System board
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xSeries 336 Type 1879 and Type 8837: Hardware Maintenance Manual and Troubleshooting Guide