Troubleshooting tables
Use the troubleshooting tables to find solutions to problems that have identifiable
symptoms.
If you cannot find a problem in these tables, see “Running the diagnostic programs”
on page 137 for information about testing the server.
If you have just added new software or a new optional device and the server is not
working, complete the following steps before you use the troubleshooting tables:
1. Check the system-error LED on the operator information panel; if it is lit, check
the light path diagnostics LEDs (see “Light path diagnostics” on page 124).
2. Remove the software or device that you just added.
3. Run the diagnostic tests to determine whether the server is running correctly.
4. Reinstall the new software or new device.
DVD drive problems
v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
Trained service technician.
v Go to the IBM support website at http://www.ibm.com/systems/support/ to check for technical information,
hints, tips, and new device drivers or to submit a request for information.
Symptom Action
The optional DVD drive is not
recognized.
1. Make sure that:
v The SATA channel to which the DVD drive is attached (primary) is enabled in
the Setup utility.
v All cables and jumpers are installed correctly (see “Internal cable routing and
connectors” on page 194).
v The signal cable and connector are not damaged and the connector pins are
not bent.
v All damaged parts are repaired or replaced.
v The correct device driver is installed for the DVD drive.
2. Run the DVD drive diagnostic programs and select the optical drive test. See
“Running the diagnostic programs” on page 137.
3. Reseat the following components:
a. DVD drive
b. DVD drive cable
4. Replace the components listed in step 3 one at a time, in the order shown,
restarting the server each time.
5. (Trained technician only) Replace the system board.
The CD or DVD drive is not
working correctly.
1. Clean the CD or DVD.
2. Replace the CD or DVD with new CD or DVD media
3. Run the DVD drive diagnostic programs.
4. Reseat the DVD drive.
5. Replace the DVD drive.
Chapter 3. Diagnostics 103
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