IBM IntelliStation A Pro 6224, Руководство по техническому обслуживанию и ремонту, Страница: 95 / 172

Note: See Chapter 7, “Parts listing, Type 6224,” on page 107 to determine which components are replaceable by the
customer (CRU), and which components must be replaced by a field service technician (FRU).
Beep/symptom FRU/action
3-1-1
(Timer tick interrupt failed)
v
System board
3-1-2
(Interval timer channel 2 failed)
v System board
3-1-3
(RAM test failed above address
OFFFFH))
1. DIMM
2. System board
3-1-4
(Time-of-Day clock failed)
1. Battery
2. System board
3-2-1
(Serial port failed)
v
System board
3-2-2
(Parallel port failed)
v System board
3-2-3
(Math coprocessor test failed)
1. Microprocessor
2. System board
3-2-4
(Failure comparing CMOS memory
size against actual)
1. DIMM
2. Battery
3. System board
3-3-1
(Memory size mismatch occurred.)
1. DIMM
2. Battery
3. System board
3-3-2
(Critical SMBUS error occurred; I2C
bus error occurred)
1. Disconnect computer power, wait 30 seconds, and retry.
2. System board
3. Microprocessor
4. DIMMs
3-3-3
(No memory installed)
1. Install or reseat the memory modules; then, do a three-boot reset.
2. DIMMs.
3. System board.
No-beep symptoms
Note: See Chapter 7, “Parts listing, Type 6224,” on page 107 to determine which components are replaceable by the
customer (CRU), and which components must be replaced by a field service technician (FRU).
No-beep symptom FRU/action
No beep during POST.
v
System board
No beep, no video, and system
attention LED (if present) is
off.
v
System board
No beep, no video, and system
attention LED (if present) is on.
v
See “Undetermined problems” on page 104.
Chapter 6. Symptom-to-FRU index
85