Technical data

Troubleshooting
3–8
DIGITAL HiNote Ultra 2000 Service Guide
FDD Failure
Problem Troubleshooting Procedure
The notebook computer’s power is on. The HDD
is functioning correctly. When you try to access
the FDD, one of the following conditions occurs:
•
You can’t read from the FDD.
•
You can’t write to the FDD.
•
You can’t hear the FDD motor spinning, and
the LED indicator light isn’t on.
•
Check the BIOS settings for the FDD. Refer
to Chapter 2.
•
Make sure the CD-ROM/FDD module is
properly seated.
•
Make sure only one FDD is installed in a
system with a multimedia dock attached.
The system supports only one FDD.
•
Try a different diskette in the drive. Make
sure that the diskette isn’t write protected.
•
Clean the FDD’s heads.
•
Change the FDD module and test again.
•
If the drive still does not work, replace the
main board.
CD-ROM Failure
Problem Troubleshooting Procedure
The notebook computer’s power is on. The HDD
is functioning correctly. When you try to access
the CD-ROM, one of the following conditions
occurs:
•
You can’t read from the CD-ROM.
•
You can’t hear the CD-ROM motor
spinning, and the LED indicator light isn’t
on.
•
Check the BIOS settings for the CD-ROM.
Refer to Chapter 2.
•
Make sure the CD-ROM module is properly
seated.
•
Make sure only one CD-ROM is installed in
a system with a multimedia dock attached.
•
Switch to a different CD-ROM drive and try
again.
•
Clean the CD-ROM’s lens.
•
Change the CD-ROM module and test again.
•
If the CD-ROM still does not work, replace
the Motherboard.