IBM 88643RU - System x3850 - 8864 Service Manual page 141

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 8864," 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
180-xxx-001 Failed front LED panel test.
180-xxx-002 Failed diagnostics LED panel test.
180-xxx-005 Failed SCSI backplane LED test.
Action
1. Reseat the following components:
a. (Trained service technician only) Operator
information panel
b. I/O board
c. Microprocessor tray
2. Replace the following components one at a time,
in the order shown, restarting the server each
time.
a. (Trained service technician only) Operator
information panel
b. I/O board
c. (Trained service technician only)
Microprocessor tray
1. Reseat the following components:
a. (Trained service technician only) Operator
information panel
b. I/O board
c. Microprocessor tray
2. Replace the following components one at a time,
in the order shown, restarting the server each
time.
a. (Trained service technician only) Operator
information panel
b. I/O board
c. (Trained service technician only)
Microprocessor tray
1. Reseat the following components:
a. SAS hard disk drive backplane cable
b. I/O board
c. Microprocessor tray
2. Replace the following components one at a time,
in the order shown, restarting the server each
time.
a. SAS hard disk drive backplane cable
b. SAS hard disk drive backplane
c. I/O board
d. (Trained service technician only)
Microprocessor tray
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Chapter 5. Diagnostics