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: PCI planar
area over recommended 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: PCI planar
area over 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: Power
Controller not present
1. Reseat power backplane.
2. Power backplane.
3. DMC card.
PCI Expansion Unit X Side A or B: Power
Supply X +12V Over Current Fault.
v Power supply
PCI Expansion Unit X Side A or B: Power
Supply X +12V Over Voltage
v Power supply
PCI Expansion Unit X Side A or B: Power
Supply X +12V Under Voltage
1. Check adapters for shorts.
2. Verify pins on adapters are not damaged.
3. Power supply.
PCI Expansion Unit X Side A or B: Power
Supply X +5V Over Current Fault
v Power supply
PCI Expansion Unit X Side A or B: Power
Supply X +5V Over Voltage
v Power supply
PCI Expansion Unit X Side A or B: Power
Supply X +5V Under Voltage
1. Check adapters for shorts.
2. Verify pins on adapters are not damaged.
3. Power supply.
PCI Expansion Unit X Side A or B: Power
Supply X -12V Over Current Fault
v Power supply
PCI Expansion Unit X Side A or B: Power
Supply X -12V Over Voltage
v Power supply
PCI Expansion Unit X Side A or B: Power
Supply X -12V Under Voltage
1. Check adapters for shorts.
2. Verify pins on adapters are not damaged.
3. Power supply.
PCI Expansion Unit X Side A or B: Power
Supply X AC Power Removed
1. Insert the ac cord into the referenced power supply in the
RXE-100
2. Replace power supply X.
PCI Expansion Unit X Side A or B: Power
Supply X Aux +5V Over Voltage
v Replace power supplies, one at a time.
PCI Expansion Unit X Side A or B: Power
Supply X Fan Failure
v Reseat/replace power supply.
PCI Expansion Unit X Side A or B: Power
Supply X Fault
1. Verify ac power is functioning correct.y.
2. Power supply.
PCI Expansion Unit X Side A or B: Power
Supply X Over Temperature
1. Verify proper operation of the fan inside the power
RXE-100 power supply
2. Replace power supply X.
120 IBM xSeries 365 Types 8861, 8862: Hardware Maintenance Manual and Troubleshooting Guide