IBM LS42 - BladeCenter - 7902 Service Manual page 89

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
Power controller timeout
Incompatible power controller firmware
Blade incompatible with chassis
Firmware (BIOS) ROM corruption detected
Internal error CPU fault
CPU over temperature
CPU fault
CPU disabled
Invalid CPU configuration
VRD 5d power good fault
Action
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) Replace the
system-board assembly (see "Removing the
system-board assembly" on page 62 and "Installing
the system-board assembly" on page 62).
(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).
Make sure that the management-module firmware is at
the latest level. If the firmware is at latest level, the blade
server device is not supported by the BladeCenter unit in
which it is installed (see the IBM BladeCenter Management
Module User's Guide for more information).
Update the BIOS code (see "Firmware updates" on page
17).
Make sure that all of the software and the drivers are at
the latest levels (see "Firmware updates" on page 17).
Make sure that the blade server is sufficiently cooled (see
"System reliability guidelines" on page 26).
(Trained service technician only) Replace the
microprocessor (see "Removing a microprocessor and
heat sink" on page 57 and "Installing a microprocessor
and heat sink" on page 59).
(Trained service technician only) Replace the
microprocessor (see "Removing a microprocessor and
heat sink" on page 57 and "Installing a microprocessor
and heat sink" on page 59).
Make sure that microprocessor is supported and
compatible (see "Features and specifications" on page 2).
1. Remove the blade server from the BladeCenter; 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) 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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Chapter 5. Diagnostics