IBM 7985, Problem Determination And 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 4, “Parts listing, System x3655, Type 7985 and 7943,” on page 93 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
2-2-3 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
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
2-3-1 Screen initialization failed. (Trained service technician only) Replace the
system board.
2-3-2 Screen memory failed. (Trained service technician only) Replace the
system board.
2-3-3 Screen retrace failed. (Trained service technician only) Replace the
system board.
2-3-4 Search for video ROM failed. (Trained service technician only) Replace the
system board.
2-4-1 Video failed; screen believed operable. (Trained service technician only) Replace the
system board.
2-4-4 Unsupported memory configuration.
1. Correct based on the actions for the 289
POST Error Code if displayed (see “Error
logs” on page 28 for more information on
the 289 error).
2. Check the DIMM error LEDs.
3-1-1 Timer tick interrupt failed. (Trained service technician only) Replace the
system board.
3-1-2 Interval timer channel 2 failed. (Trained service technician only) Replace the
system board.
3-1-3 RAM test failed above address 0FFFFh.
1. Reseat the DIMMs.
2. Replace the following components one at a
time, in the order shown, restarting the
server each time:
a. DIMMs
b. (Trained service technician only) System
board
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IBM System x3655 Type 7985 and 7943: Problem Determination and Service Guide