NEC POWERMATE 8100 Series Service And Reference Manual page 203

Problem Symptom
CD-ROM drive Cannot access CD-ROM drive.
malfunction (cont'd)
Communication Bad data or no data when
error communicating.
Problems and Solutions
Solution
1. Check that the CD-ROM driver software
is loaded and not corrupted.
2. Check signal and power connections
between the CD-ROM drive, riser board,
and power supply.
3. Check the master/slave jumper settings
(see Section 2).
4. Check the IDE cable. Replace as
necessary.
5. Check the power supply. Replace as
necessary.
6. Check the system board. Replace as
necessary.
7. Check the riser or sound board.
Replace as necessary.
1. Check cable connections between
riser board and device.
2. Check that the interface port is
selected.
3. Test or replace the device and
interface cable (see the device
documentation for troubleshooting).
4. Replace the system board.
5. Replace the riser board.
Troubleshooting 8-11