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 7998,” on page 235 to determine which components are CRUs and which
components are FRUs.
v
If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
trained service technician.
Isolation
Procedure Code
Symptom
Action
MEMDIMM
Symbolic CRU
The failing
component is one of
the memory DIMMs.
1.
Replace the failing CRU:
DIMM 1 (P1-C1)
Memory module 1
DIMM 2 (P1-C2)
Memory module 2
DIMM 3 (P1-C3)
Memory module 3
DIMM 4 (P1-C4)
Memory module 4
DIMM 5 (P1-C5)
Memory module 5
DIMM 6 (P1-C6)
Memory module 6
DIMM 7 (P1-C7)
Memory module 7
DIMM 8 (P1-C8)
Memory module 8
2.
See “Removing a memory module” on page 251 for location
information and the removal procedure.
3.
Install new memory DIMMs, as described in “Installing a memory
module” on page 251.
See “Supported DIMMs” on page 4 for more information.
NO12VDC
Symbolic CRU
Error code 1xxx2647
indicates that the
blade server is
reporting that 12V dc
is not present on the
BladeCenter
midplane.
1.
Check the management-module event log for entries that indicate a
power problem with the BladeCenter unit.
2.
Resolve any problems.
3.
Remove the blade from the BladeCenter unit and then reinsert the
blade server.
4.
Power on the blade server.
5.
Monitor the blade server operation to verify that the problem is
solved.
6.
If the BladeCenter unit is functioning normally, but the 1xxx2647
problem persists, replace the system board and chassis assembly, as
described in “Replacing the Tier 2 system-board and chassis
assembly” on page 274.
NODEPL
Symbolic CRU
The failing
component is the
node midplane.
Replace the system board and chassis assembly, as described in
“Replacing the Tier 2 system-board and chassis assembly” on page 274.
TOD_BAT
Symbolic CRU
The battery for the
time-of-day battery is
low or failing.
Replace the battery, as described in “Removing the battery” on page 267
and “Installing the battery” on page 268.
216
JS12 Type 7998: Problem Determination and Service Guide
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