IBM LS42 - BladeCenter - 7902, Руководство по 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, Types 7901 and 7902,” on page 19 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.
Error message Action
Microprocessor halted
1.
Remove the blade server from the BladeCenter unit;
then, reinstall it (see “Removing the blade server
from a BladeCenter unit” on page 27 and “Installing
the blade server in a BladeCenter unit” on page 28).
2. (Trained service technician only) Reseat the
microprocessor (see “Removing a microprocessor and
heat sink” on page 57 and “Installing a
microprocessor and heat sink” on page 59).
3. Replace the following components one at a time, in
the order shown, restarting the blade server each
time:
a. (Trained service technician only) Microprocessor
(see “Removing a microprocessor and heat sink”
on page 57 and “Installing a microprocessor and
heat sink” on page 59)
b. (Trained service technician only) System-board
assembly (see “Removing the system-board
assembly” on page 62 and “Installing the
system-board assembly” on page 62)
Microprocessor temperature warning
1. Make sure that the blade server is sufficiently cooled
(see “System reliability guidelines” on page 26).
2.
Make sure that the front bezel on the blade server is
not blocked.
3. (Trained service technician only) Replace
microprocessor (see “Removing a microprocessor and
heat sink” on page 57 and “Installing a
microprocessor and heat sink” on page 59).
Firmware (BIOS) backup ROM corruption, System board
failure
1. Update the blade server firmware (see “Firmware
updates” on page 17).
2. Replace the optional expansion unit (see “Removing
an expansion unit” on page 31 and “Installing an
expansion unit” on page 32).
Planar voltage fault (power 12 V fault)
1.
Remove the optional expansion unit from the
BladeCenter unit; then, reinstall it (see “Removing an
expansion unit” on page 31 and “Installing an
expansion unit” on page 32).
2. (Trained service technician only) Replace the
system-board assembly (see “Removing the
system-board assembly” on page 62 and “Installing
the system-board assembly” on page 62).
Planar voltage fault (planar fault)
1. Remove the blade server from the BladeCenter unit;
then, reinstall it.
2. (Trained service technician only) Replace the
system-board assembly (see “Removing the
system-board assembly” on page 62 and “Installing
the system-board assembly” on page 62).
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BladeCenter LS22 Type 7901 and LS42 Type 7902: Problem Determination and Service Guide