Operation Manual

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/RXE-100 message FRU/action
PCI Expansion Unit X Side A or B: +5V
Power Not Adequate
v Remove adapters one at a time.
PCI Expansion Unit X Side A or B: +5v under
recommended voltage
1. Check slot 5 or 6 for short or bent pins.
2. Power supply
PCI Expansion Unit X Side A or B: +5v under
voltage
1. Check slot 5 or 6 for short. Check pins between PCI and
DMC card.
2. Power supply
PCI Expansion Unit X Side A or B: -12v over
recommended voltage
v Power supply.
PCI Expansion Unit X Side A or B: -12v over
voltage
v Power supply.
PCI Expansion Unit X Side A or B: -12v
under recommended voltage
1. Check pins between PCI and DMC card and all slots.
2. Power supply
PCI Expansion Unit X Side A or B: -12v
under voltage
1. Check pins between PCI and DMC card and all slots.
2. Power supply
PCI Expansion Unit X Side A or B: Chipset
Power-Good Fault
v I/O board.
PCI Expansion Unit X Side A or B:
Continuous +3.3v over voltage
v Power supply.
PCI Expansion Unit X Side A or B:
Continuous +3.3v under voltage
1. Check pins between PCI and DMC card.
2. Power supply
PCI Expansion Unit X Side A or B:
Continuous +5v over voltage
v Power supply.
PCI Expansion Unit X Side A or B:
Continuous +5v under voltage
1. Check pins between PCI and DMC card.
2. Power supply
PCI Expansion Unit X Side A or B:
Environmental Monitor Flash Update Failed
1. Run the latest version of the Remote Supervisor Adapter
Firmware Update Utility.
2. Replace appropriate board.
PCI Expansion Unit X Side A or B:
Environmental Monitor RAM Error
1. Run the latest version of the Remote Supervisor Adapter
Firmware Update Utility.
2. Replace appropriate board.
PCI Expansion Unit X Side A or B:
Environmental Monitor ROM Error.
1. Run the latest version of the Remote Supervisor Adapter
Firmware Update Utility
2. Replace appropriate board.
PCI Expansion Unit X Side A or B: Expansion
system over recommended ambient
temperature
1. Check all fans and remove any obstacles from the path of
airflow in RXE-100
2. Verify room temperature is within recommended range.
PCI Expansion Unit X Side A or B: Failure
reading an I2C device
1. Replace power backplane.
2. Replace power supply.
3. Replace DMC card.
4. Board.
118 IBM xSeries 365 Types 8861, 8862: Hardware Maintenance Manual and Troubleshooting Guide