IBM System x3950 Type 8878 Service Manual page 161

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v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing, Type 8878 and 8879," on page 23 to determine which components are
customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Error message
POST reporting Processor Event: POST does
not support current stepping of processor.
Chassis Number = X, Processor Number = Y.
POST reporting Processor Event: Unable to
apply microcode (patch) update. Chassis
Number = X. Processor Number = Y.
POST reporting Processor Event: Processor
failed BIST. Chassis Number= X. Processor
Number = Y.
POST reporting memory event: North Bridge
Uncorrectable memory error occurred. Chassis
Number = X. Memory Card = Y. Memory DIMM
= Z.
POST reporting memory event: North Bridge
Correctable memory threshold occurred.
Chassis Number = X. Memory Card = Y.
Memory DIMM = Z. Failing Symbol = 0xcb.
POST reporting memory event: DIMM Disabled -
Failed ECC Test. Chassis Number = X. Memory
Card = Y. Memory DIMM = Z.
POST reporting memory event: DIMM Disabled -
Failed POST/BIOS Memory Test. Chassis
Number = X. Memory Card = Y. Memory DIMM
= Z.
POST reporting memory event: DIMM Disabled -
Failed ECC Test. Chassis Number = X. Memory
Card = Y. Memory DIMM = Z.
Action
1. Make sure that the BIOS code is at the latest level.
2. Make sure that all microprocessors have the same part
number.
3. (Trained service technician only) Replace the microprocessor.
(Trained service technician only) Replace the microprocessor.
(Trained service technician only) Replace the microprocessor.
1. Reseat the DIMM.
2. If the DIMM was disabled by the user, run the
Configuration/Setup Utility program and enable the DIMM.
3. Replace the DIMM.
4. If the DIMM was disabled by the user, run the
Configuration/Setup Utility program and enable the DIMM.
1. Reseat the DIMM.
2. If the DIMM was disabled by the user, run the
Configuration/Setup Utility program and enable the DIMM.
3. Replace the DIMM.
4. If the DIMM was disabled by the user, run the
Configuration/Setup Utility program and enable the DIMM.
1. Reseat the DIMM.
2. If the DIMM was disabled by the user, run the
Configuration/Setup Utility program and enable the DIMM.
3. Replace the DIMM.
4. If the DIMM was disabled by the user, run the
Configuration/Setup Utility program and enable the DIMM.
1. Reseat the DIMM.
2. If the DIMM was disabled by the user, run the
Configuration/Setup Utility program and enable the DIMM.
3. Replace the DIMM.
4. If the DIMM was disabled by the user, run the
Configuration/Setup Utility program and enable the DIMM.
1. Reseat the DIMM.
2. If the DIMM was disabled by the user, run the
Configuration/Setup Utility program and enable the DIMM.
3. Replace the DIMM.
4. If the DIMM was disabled by the user, run the
Configuration/Setup Utility program and enable the DIMM.
145
Chapter 5. Diagnostics

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