IBM 9228 - IntelliStation Z - Pro Installation Manual page 38

Table 2. 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 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
161 The real-time clock battery has failed.
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.
26
IBM IntelliStation Z Pro Type 9228: Installation Guide
Action
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. 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
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" or 'Using
the enhanced diagnostics diskette or CD" in the
Problem Determination and Service Guide).
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. 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