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 7942 server,” 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.
Symptom
Action
Wrong characters appear on the
screen.
1. If the wrong language is displayed, update the BIOS code with the correct
language.
2. Reseat the monitor cable.
3. Replace the following components one at a time, in the order shown, restarting
the server each time:
a. Monitor
b. (Trained service technician only) System board
Optional-device 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, Type 7942 server,” 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.
Symptom
Action
An IBM optional device that was
just installed does not work.
1. Make sure that:
v
The device is designed for the server (see http://www.ibm.com/servers/
eserver/serverproven/compat/us/).
v
You followed the installation instructions that came with the device and the
device is installed correctly.
v
You have not loosened any other installed devices or cables.
v
You updated the configuration information in the BIOS Setup Utility program.
Whenever memory or any other device is changed, you must update the
configuration.
2. Reseat the device that you just installed.
3. Replace the device that you just installed.
An IBM optional device that
used to work does not work
now.
1. Make sure that all of the hardware and cable connections for the device are
secure.
2. If the device comes with test instructions, use those instructions to test the
device.
3. Reseat the failing device.
4. Follow the instructions for device maintenance, such as keeping the heads
clean, and troubleshooting in the documentation that comes with the device.
5. Replace the failing device.
Chapter 5. Diagnostics
101
Summary of Contents for System x3610
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