IBM 9228 - IntelliStation Z - Pro Service Manual page 114

Table 7. POST error codes (continued)
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 9228 and 9232," on page 19 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
162 A change in the device configuration
occurred. This error occurs under one or
more of the following conditions:
v A new device has been installed.
v A device has been moved to a different
location or cable connection.
v A device has been removed or
disconnected from a cable.
v A device is failing and is no longer
recognized by the computer as being
installed.
v An external device is not turned on.
v An invalid checksum is detected in the
battery-backed memory.
163 The time of day has not been set.
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IBM IntelliStation Z Pro Type 9228 and 9232: Problem Determination and Service Guide
Action
1. Make sure that all external devices are turned on.
You must turn on external devices before turning
on the computer.
2. If you did not add, remove, or change the location
of a device, a device is probably failing. Running
the diagnostic program might isolate the failing
device. See "Running the diagnostic programs" on
page 122 or "Using the IBM Enhanced Diagnostics
diskette or CD" on page 133.
3. Run the Configuration/Setup Utility program, select
Load Default Settings, and save the settings.
4. Reseat the following components:
a. Battery
b. Failing device
5. Replace the following components one at a time,
in the order shown, restarting the computer each
time:
a. Battery
b. Failing device (if the device is a FRU, the
device must be replaced by a trained service
technician only.
c. (Trained service technician only) System board
1. Run the Configuration/Setup Utility program, select
Load Default Settings, make sure that the date
and time are correct, and save the settings.
2. Reseat the battery.
3. Clear CMOS. See "Erasing a lost or forgotten
password (clearing CMOS)" on page 145 for
information about how to clear CMOS.
4. 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