Lenovo RD120 - ThinkServer - 6447 - Page 146

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, ThinkServer RD120 Machine Types 6444, 6445, 6446, and 6447,” on page 25
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. Clear CMOS memory. See “System-board
switches and jumpers” on page 13 for
information about how to clear CMOS
memory.
3. 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. Clear CMOS memory. See “System-board
switches and jumpers” on page 13 for
information about how to clear CMOS
memory.
3. 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.
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 OFFFFH
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
128 ThinkServer RD120 server Machine Types 6444, 6445, 6446, and 6447: Hardware Maintenance Manual