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Microprocessor problems
• Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
• See Chapter 7 “Parts listing, RS210 Types 6531, 6532, 6533, and 6534” on page 175 to determine which
components are customer replaceable units (CRU) and which components are eld replaceable units (FRU).
• If an action step is preceded by “(Trained service technician only),” that step must be performed only by
a Trained service technician.
• Go to the Lenovo support Web site at http://www.lenovo.com/support to check for technical information,
hints, tips, and new device drivers or to submit a request for information.
Symptom Action
A microprocessor LED is lit
during POST, indicating that
the microprocessor is not
working correctly.
1. Make sure that the server supports the microprocessor.
2. (Trained service technician only) Make sure that the microprocessor is seated
correctly.
3. (Trained the service technician only) Reseat the microprocessor.
4. Replace the following components one at a time, in the order shown, restarting
the server each time:
a. (Trained service technician only) Microprocessor
b. (Trained service technician only) System board
Monitor problems
Some monitors have their own self-tests. If you suspect a problem with your monitor, see the documentation
that comes with the monitor for instructions for testing and adjusting the monitor. If you cannot diagnose
the problem, call for service.
• Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
• See Chapter 7 “Parts listing, RS210 Types 6531, 6532, 6533, and 6534” on page 175 to determine which
components are customer replaceable units (CRU) and which components are eld replaceable units (FRU).
• If an action step is preceded by “(Trained service technician only),” that step must be performed only by
a Trained service technician.
• Go to the Lenovo support Web site at http://www.lenovo.com/support to check for technical information,
hints, tips, and new device drivers or to submit a request for information.
Symptom Action
Testing the monitor.
1. Make sure that the monitor cables are rmly connected.
2. Try using a different monitor on the server, or try using the monitor that is being
tested on a different server.
3. Run the diagnostic programs. If the monitor passes the diagnostic programs, the
problem might be a video device driver.
4. (Trained service technician only) Replace the system board.
54 Hardware Maintenance Manual