2 Troubleshooting Procedures
2.10 Optical Drive Troubleshooting
QOSMIO F50- QOSMIO F55- DYNABOOK QOSMIO F50 Series Maintenance Manual
START
Perform audio CD check
(Procedure 1)
Audio CD functions ok?
Yes
Perform software check
(Procedure 3)
Perform diagnostic test
(Procedure 4)
Perform connection and
replacement check
(Procedure 5)
Replace system board
END
Perform drive-
cleaning check
No
(Procedure 2)
29