IBM 7026-H80 - RS/6000 - 256 MB RAM Service Manual page 295

Service guide
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Table 6. Service Processor Error Codes. (continued)
Error Code Description
4508 25EB 2W processor card fault
4508 25F2 6W processor card fault
4508 263D Memory system and other bus
processor runtime diagnostics
detected dummy riser card fault
4508 2687 Memory system and other bus
processor runtime diagnostics
detected RIO adapter fault
4508 271A Memory system and other bus
processor runtime diagnostics
detected primary I/O backplane fault
4508 271D Memory system and other bus
processor runtime diagnostics
detected secondary I/O backplane
fault
4508 283A Memory system and other bus
processor runtime diagnostics
detected CEC backplane fault
4508 285D Memory system and other bus
processor runtime diagnostics
detected fan controller card fault
4508 288D Memory system and other bus
processor runtime diagnostics
detected memory riser fault
4508 300A Memory system and other bus
processor runtime diagnostics
detected 32MB DIMM fault
Action/
Possible Failing FRU
Replace the processor card
Location: U1.1-P1-C1
Replace the processor card
Location: U1.1-P1-C1
Dummy riser card
Locations:
U1.1-P1-M1
U1.1-P1-M2
RIO adapter
Location: U0.1-P1.1
Primary I/O backplane
Location: U0.1-P1
Secondary I/O backplane
Location: U0.2-P1
1. Processor card
Location: U1.1-P1-C1
2. CEC backplane
Location: U1.1-P1
Fan controller card
Locations:
U0.1-X2
U1.1-X2
1. Go to service processor memory
configuration/deconfiguration
menu to verify memory DIMMs
state. See "Memory
Configuration/Deconfiguration
Menu" on page 384 for more
information.
2. Memory riser card
Locations:
U1.1-P1-M1
U1.1-P1-M2
Memory DIMM
Locations:
U1.1-P1-M1.n
U1.1-P1-M2.n
U1.1-P1-C1-Mn
Chapter 5. Error Code to FRU Index
277

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