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Note: See Chapter 7, "Parts listing, Types 8861, 8862," on page 139 to determine which components are
replaceable by the customer and which components must be replaced by an IBM field service technician.
Service Processor message
System shutoff due to +1.5v under voltage
System shutoff due to +12v over voltage
System shutoff due to +12v under voltage
System shutoff due to +2.5v over voltage
System shutoff due to +2.5v under voltage
System shutoff due to +3.3v over voltage
System shutoff due to +3.3v under voltage
System shutoff due to +5v over voltage
System shutoff due to +5v under voltage
System shutoff due to CPU X over
temperature
System shutoff due to DASD X temperature
System shutoff due to high ambient
temperature
Systems Management RTC battery is no
longer reliable
User <USERID> attempting to power/reset
server
VRM X Power Good Fault
The service processor also generates a large number of information, error, and
warning messages.
If an RXE-100 unit is attached, the service processor might generate further
messages specific to this unit, which are listed in the following table:
FRU/action
1. Check light path and replace failing component.
2. VRM 3 or 4.
3. Microprocessor x.
4. Microprocessor tray assembly.
1. Power supply
2. Power backplane
1. Power supply
2. Power backplane
1. Check light path and replace failing component.
2. Microprocessor tray assembly.
1. Check light path and replace failing component.
2. Microprocessor tray assembly.
v I/O board assembly
v I/O board assembly
1. Power supply
2. I/O board assembly
1. Power supply
2. I/O board assembly
1. Check all fans and remove any obstacles from the path of
airflow.
2.
Verify room temperature is within recommended range.
3. Verify the microprocessor heat sinks are properly seated.
1. Check all fans and remove any obstacles from the path of
airflow.
2. Verify room temperature is within recommended range.
1. Check all fans and remove any obstacles from the path of
airflow.
2. Verify room temperature is within recommended range.
v Replace Remote Supervisor Adapter II.
v Information only
1. VRM 3 or 4
2. Microprocessor tray assembly
Chapter 6. Symptom-to-FRU index
115
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