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POST error codes
The following table describes the POST error codes and suggested actions to
correct the detected problems.
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 TS100 Machine Types 6431, 6432, 6433, and 6434,” on page 37
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 Action
062 Three consecutive boot failures using the
default configuration.
1. Update the system firmware to the latest level
(see “Updating the firmware” on page 17).
2. (Trained service technician only) Replace the
system board.
101 Tick timer internal interrupt failure. (Trained service technician only) Replace the system
board.
102 Internal timer channel 2 test failure. (Trained service technician only) Replace the system
board.
106 Diskette controller error.
1. Make sure that the Configuration/Setup Utility
program correctly reflects the diskette drive
information.
2. Reseat the diskette drive cable.
3. Reseat the diskette drive.
4. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. Diskette drive cable
b. Diskette drive
c. (Trained service technician only) System
board
151 Real-time clock error.
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
Chapter 5. Diagnostics 135