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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 4, "Parts listing, System x3655, Type 7985 and 7943," on page 93 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
An IBM optional device that was
just installed does not work.
An IBM optional device that
used to work does not work
now.
Action
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 Configuration/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.
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.
45
Chapter 3. Diagnostics
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