IBM x3400 7975 Problem Determination And Service Manual page 43

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 x3400 Types 7973, 7974, 7975 and 7976," on page 87 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
163 Time of day not set.
175 Service processor flash code damaged or
not loaded.
178 Security hardware error.
184 Power-on password damaged.
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 server each
time:
a. Battery
b. (Trained service technician only) System
board
1. Restart the server.
2. Update the optional Remote Supervisor Adapter II
SlimLine firmware (see "Updating the firmware"
on page 165.
3. Replace the optional Remote Supervisor Adapter
II SlimLine.
4. (Trained service technician only) Replace the
system board.
1. Run the Configuration/Setup Utility program,
select Load Default Settings, and save the
settings.
2. Reseat the optional Remote Supervisor Adapter II
SlimLine.
3. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. Optional Remote Supervisor Adapter II
SlimLine
b. (Trained service technician only) System
board
1. Run the Configuration/Setup Utility program,
select Load Default Settings, and save the
settings.
2. Reseat the battery.
3. 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
25
Chapter 2. Diagnostics