23Repeat step 17 through step 23 until all expansion cards are reinstalled or one of the expansion cards causes the tests to fail.

If the problem is not resolved, see "Getting Help" on page 147.

Troubleshooting an Optical Drive

Problem

System cannot read data from a CD or DVD in an optical drive.

Optical drive indicator does not blink during boot.

Action

CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system. Before performing any procedure, see your Product Information Guide for complete information about safety precautions, working inside the computer and protecting against electrostatic discharge.

1Try using a different CD or DVD that you know works properly.

2Enter the System Setup program and ensure that the drive’s IDE controller is enabled. See "Using the System Setup Program" on page 37.

3Run the appropriate online diagnostic test. See "Using Server Administrator Diagnostics" on page 131.

4Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.

5Open the system. See "Opening and Closing the System" on page 54.

6Ensure that the interface cable is securely connected to the optical drive and to the sideplane.

7Ensure that a power cable is properly connected to the drive.

8Close the system. See "Opening and Closing the System" on page 54.

9Reconnect the system to the electrical outlet, and turn on the system and attached peripherals. If the problem is not resolved, see "Getting Help" on page 147.

Troubleshooting an External SCSI Tape Drive

Problem

Defective tape drive

Defective tape cartridge

Missing or corrupted tape-backup software or tape drive device driver

Defective SCSI controller

Troubleshooting Your System

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