IBM 7163, Руководство по диагностике и обслуживанию

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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, System x3755 Type 8877 and 7163,” on page 25 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.
BMC log message
Sensor
number Sensor
type
Action
VRD 2.1V
Assertion 01 (Power unit
failure)
2B 08
1. Inspect the SAS power cable.
2. Replace the SAS backplane assembly.
3. (Trained service technician only) Replace the I/O board, see
“Removing the I/O board assembly” on page 68 and
“Replacing the I/O board assembly” on page 69.
12V faults 2C 09 (Trained service technician only) Replace the I/O board, see
“Removing the I/O board assembly” on page 68 and “Replacing
the I/O board assembly” on page 69.
VRD 1.8V
Assertion 00 (Presence
detected)
2D 08 Information only
VRD 1.8V
Assertion 01 (Power unit
failure)
2D 08
1. Reseat the following components:
a. Microprocessor/memory card. See “Removing a
microprocessor/memory card” on page 51 and “Replacing
a microprocessor/memory card” on page 51.
b. Power supply
2. Replace the following components one at a time, in the order
shown, restarting the server each time:
a. Microprocessor/memory card. See “Removing a
microprocessor/memory card” on page 51 and “Replacing
a microprocessor/memory card” on page 51.
b. Power supply
c. (Trained service technician only) I/O board. See “Removing
the I/O board assembly” on page 68 and “Replacing the
I/O board assembly” on page 69.
Note: This power unit supplies power to the I/O board and the
SAS backplane.
VRD 1.4V
Assertion 00 (Presence
detected)
2E 08 Information only
VRD 1.4V
Assertion 01 (Power unit
failure)
2E 08
1. Inspect the SAS power cable.
2. Replace the SAS backplane assembly.
3. (Trained service technician only) Replace the I/O board, see
“Removing the I/O board assembly” on page 68 and
“Replacing the I/O board assembly” on page 69.
VRD 1.2V
Assertion 00 (Presence
detected)
2F 08 Information only
Chapter 5. Diagnostics
161