IBM LS20 - BladeCenter - 8850, Service Manual

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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, Type 8850,” on page 53 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.
Beep code Description Action
2-2-2 Keyboard controller failed.
1. Reseat the keyboard.
2. Check the management module
functionality (refer to the documentation for
your BladeCenter Unit type).
3. Replace the following components one at a
time, in the order shown, restarting the
server each time.
a. Keyboard
b. (Trained service technician only) System
board assembly
2-2-3 CMOS power failure and checksum
checks failed.
1. Reseat the battery.
2. Replace the following components one at a
time, in the order shown, restarting the
server each time.
a. Battery
b. (Trained service technician only) System
board assembly
2-2-4 CMOS configuration information
validation failed.
1. Reseat the battery.
2. Replace the following components one at a
time, in the order shown, restarting the
server each time.
a. Battery
b. (Trained service technician only) System
board assembly
2-3-1 Screen initialization failed. (Trained service technician only) Replace the
system board assembly.
2-3-2 Screen memory failed. (Trained service technician only) Replace the
system board assembly.
2-3-3 Screen retrace failed. (Trained service technician only) Replace the
system board assembly.
2-3-4 Search for video ROM failed. (Trained service technician only) Replace the
system board assembly.
2-4-1 Video failed; screen believed operable. (Trained service technician only) Replace the
system board assembly.
2-4-4 Unsupported memory configuration.
1. Correct based on the actions for 289 POST
Error Code if displayed (see “POST error
codes” on page 19 for more information on
the 289 error).
2. Check the DIMM error LEDs.
3. Check the Management Module for DIMM
errors (refer to the documentation for your
BladeCenter Unit type).
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AMD Opteron LS20 Type 8850 for IBM BladeCenter: Problem Determination and Service Guide