Lenovo 6523 User Manual download pdf (Page 145)

Chapter 8. Troubleshooting

This chapter describes the diagnostic tools that are available to help you solve

problems that might occur in the server.

If you cannot diagnose and correct a problem by using the information in this

chapter, see Appendix A, “Getting help and technical assistance,” on page 179 for

more information.

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 the ″Running the diagnostic

programs″ in the Hardware Maintenance Manual 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 operator information panel.

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 See the parts listing in the Hardware Maintenance Manual to determine which components are customer

replaceable units (CRUs) and which components are field replaceable units (FRUs).

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

The DVD drive is not

recognized.

1. Make sure that:

v The SATA channel to which the DVD drive is attached (primary or

secondary) is enabled in the Setup Utility.

v All cables and jumpers are installed correctly.

v The signal cable and connector are not damaged and the connector pins are

not bent.

v The correct device driver is installed for the DVD drive.

2. Run the DVD drive diagnostic programs.

3. Reseat the following components:

a. DVD drive

b. DVD drive cables

4. Replace the following components one at a time, in the order shown, restarting

the server each time:

a. DVD drive

b. DVD drive and cables

c. (Trained service technician only) System board

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