No-Beep Symptoms - IBM 8480 - Eserver xSeries 205 Maintenance And Troubleshooting Manual

Note: See "System" on page 112 to determine which components should be replaced by a field service technician.
Beep/symptom
2-2-2
(Keyboard controller failed.)
2-4-1
(Video failed; screen believed
operable.)
3-1-1
(Timer tick interrupt failed.)
3-1-2
(Interval timer channel 2 failed.)
3-1-3
(RAM test failed above address
OFFFFH.)
3-1-4
(Time-Of-Day clock failed.)
3-2-1
(Serial port failed.)
3-2-2
(Parallel port failed.)
3-2-4
(Failure comparing CMOS memory
size against actual.)
3-3-1
(Memory size mismatch occurred.)
3-3-2
(Critical SMBUS error occurred, I2C
error.)
3-3-3
(No operational memory in system.)

No-beep symptoms

Note: See "System" on page 112 to determine which components should be replaced by a field service technician.
No-beep symptom
No beep occurs during POST.
No beep, no video, and the
system attention LED is off.
FRU/action
1. Keyboard.
2. System board
v Extender card.
v System board.
v System board.
1. DIMM.
2. System board
1. Battery.
2. System board
v System board.
v System board.
1. DIMM.
2. System board.
3. Battery.
1. DIMM.
2. System board.
3. Battery
1. Disconnect the server power cord from outlet, wait 30 seconds and
retry.
2. System board.
3. Microprocessor.
4. DIMMs.
5. DASD backplane.
6. DASD power cable.
1. Install or reseat the memory modules, and then do a 3 boot reset.
(For more information on a 3 boot reset, see "Using the
Configuration/Setup Utility program" on page 9.)
2. DIMMs.
3. System board.
FRU/action
v System board.
v System board.
Chapter 6. Symptom-to-FRU index
87