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 7979 and 1914 server,” on page 79 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
2-2-4 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.
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
3-1-4 Time-of-day clock 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
3-2-1 Serial port failed. (Trained service technician only) Replace the
system board.
3-2-2 Parallel port failed. (Trained service technician only) Replace the
system board.
20 IBM System x3650 Type 7979 and 1914: Problem Determination and Service Guide