IBM System x3950 Type 8878 Service Manual page 132

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 code Description
020-xxx-005 Failed hot-swap slot 5 PCI latch test.
020-xxx-006 Failed hot-swap slot 6 PCI latch test.
030-265-001 Communication Error.
030-266-001 Eight SAS/SATA Channel Error.
030-267-001 Central Management Seq error.
030-268-001 Link m Cntrl 0 Sequencer error.
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IBM System x3950 Type 8878 and System x3950 E Type 8879: Problem Determination and Service Guide
Action
1. (Trained service technician only) Reseat the
PCI-X switch card assembly.
2. (Trained service technician only) Replace the
PCI-X switch card assembly.
1. (Trained service technician only) Reseat the
PCI-X switch card assembly.
2. (Trained service technician only) Replace the
PCI-X switch card assembly.
1. Update the microcode for the Serial Attached
SCSI (SAS) controller (see "Updating the
firmware" on page 13).
2. Update the BIOS code (see "Updating the
firmware" on page 13).
3. Reseat the I/O board.
4. Replace the I/O board.
1. Update the microcode for the Serial Attached
SCSI (SAS) controller (see "Updating the
firmware" on page 13).
2. Update the BIOS code (see "Updating the
firmware" on page 13).
3. Reseat the I/O board.
4. Replace the I/O board.
1. Update the microcode for the Serial Attached
SCSI (SAS) controller (see "Updating the
firmware" on page 13).
2. Update the BIOS code (see "Updating the
firmware" on page 13).
3. Reseat the I/O board.
4. Replace the I/O board.
1. Update the microcode for the Serial Attached
SCSI (SAS) controller (see "Updating the
firmware" on page 13).
2. Update the BIOS code (see "Updating the
firmware" on page 13).
3. Reseat the I/O board.
4. Replace the I/O board.