NEC POWERMATE 2000 Service And Reference Manual page 130

Problem Symptom
CD-ROM drive No sound from CDs.
malfunction (cont'd)
Cannot access CD-ROM drive.
7-10 Troubleshooting
Problems and Solutions
Solution
1. Check system power on and volume
control on system side is adjusted.
2. Check audio software settings.
3. Check CD for dirt, scratches, label side
up.
4. Check that CD-ROM driver software is
loaded and not corrupted.
5. Replace CD-ROM drive.
6. Replace the system board.
1. Check that the CD-ROM driver software is
loaded and not corrupted.
2. Check interface cable connections at the
CD-ROM drive and system board.
3. Check the master/slave jumper settings
(see Section 2).
4. Check the interface cable. Replace as
necessary.
5. Check the AC power adapter. Replace as
necessary.
6. Check the system board. Replace as
necessary.