Optical Disk Drive Troubleshooting - Toshiba Satellite U400 Maintenance Manual

2.10 Optical Disk Drive Troubleshooting

To check if optical disk drive is malfunctioning or not, follow the troubleshooting procedures
below as instructed.
Procedure 1:
Procedure 2:
Procedure 1
Execute the CD-ROM/DVD-ROM Test in the Diagnostic Program. Refer to Chapter 3, Tests
and Diagnostics for more information on how to perform the test program.
Prepare the tools before the test.
If any error is detected by the test, go to Procedure 2.
Procedure 2
The connection of optical disk drive and system board may be defective. Otherwise, they may
be faulty. Disassemble the computer following the steps described in Chapter 4 and perform
the following checks:
Check 1 Make sure optical disk drive is firmly connected to the connector on system board.
If the connection is loose, reconnect it firmly and return to Procedure 2. If the
problem still occurs, perform Check 2.
Check 2 Optical disk drive may be faulty. Replace it with a new one following the steps in
Chapter 4. If the problem still occurs, perform Check 3.
Check 3 System board may be faulty. Replace it with new one following the instructions in
Chapter 4.
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Satellite U400/Satellite Pro U400/PORTEGE M800 Maintenance Manual
Chapter2Troubleshooting Procedures