IBM System x3500 Service Manual page 118

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, System x3500 Type 7977," on page 41 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.
Error code Description
00012000 Processor machine check error.
00019501 Processor 1 is not functioning; check
processor LEDs.
108
IBM System x3500 Type 7977: Problem Determination and Service Guide
Action
1. (Trained service technician only) Reseat the
microprocessor.
2. (Trained service technician only) Remove
microprocessor 2 and restart the server.
v If no error code occurs, microprocessor 2 might
have failed; replace the microprocessor.
v If the error code remains, remove
microprocessor 1 and install microprocessor 2
in the connector for microprocessor 1; then,
restart the server. If no error code occurs,
microprocessor 1 might have failed; replace the
microprocessor.
3. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. (Trained service technician only)
Microprocessor
b. (Trained service technician only) System
board
1. (Trained service technician only) Reseat the
microprocessor 1.
2. (Trained service technician only) Remove
microprocessor 2 and restart the server.
v If no error code occurs, microprocessor 2 might
have failed; replace the microprocessor.
v If the error code remains, remove
microprocessor 1 and install microprocessor 2
in the connector for microprocessor 1; then,
restart the server. If no error code occurs,
microprocessor 1 might have failed; replace the
microprocessor.
3. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. (Trained service technician only)
Microprocessor 1
b. (Trained service technician only) System
board