IBM 9228 - IntelliStation Z - Pro Installation Manual page 37

Table 2. POST error codes
v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See the part listing in the Problem Determination and Service Guide 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
062 The computer failed to start on three
consecutive attempts.
All caches are disabled. Repeatedly turning
the computer on and off or resetting the
computer might cause this problem.
101, 102, and Timer tick interrupt failure.
106
102 Timer 2 test failure.
106 Diskette control error.
129 An internal cache (L1) error occurred.
151 A real-time clock (RTC) error occurred.
Action
1. Run the Configuration/Setup Utility program and
make sure that all settings are correct. Use the
Cache Control selection in the Advanced Setup
menu of the Configuration/Setup Utility program to
enable the caches.
2. Reseat the following components:
a. Battery
b. (Trained service technician only)
Microprocessor
3. Replace the following components one at a time,
in the order shown, restarting the computer each
time:
a. Battery
b. (Trained service technician only)
Microprocessor
c. (Trained service technician only) System board
Note: When the problem is corrected, be sure to
enable the caches.
(Trained service technician only) Replace the system
board.
(Trained service technician only) Replace the system
board.
(Trained service technician only) Replace the system
board.
1. (Trained service technician only) reseat the
microprocessor.
2. (Trained service technician only) reseat the
optional microprocessor.
3. Replace the following components one at a time,
in the order shown, restarting the computer each
time:
a. (Trained service technician only)
Microprocessor
b. (Trained service technician only) Optional
microprocessor
1. Run the diagnostics program.
2. Reseat the battery.
3. Replace the following components one at a time,
in the order shown, restarting the computer each
time:
a. Battery
b. (Trained service technician only) System board
Chapter 5. Solving problems
25