User's Manual

Troubleshooting Symptom Charts/CD-ROM Drive - 35
CD-ROM Drive
CD-ROM drive does
not work
1 Try using known-good compact disc.
2 Replace CD-ROM drive mechanism.
Macintosh does not
display CD-ROM icon
once CD is inserted in
drive
1 Try using known-good compact disc.
2 Verify CD-ROM software is installed.
3 Reinstall CD-ROM software. You may have to use an external
CD-ROM drive.
4 Reseat CD-ROM data cable at logic board connector as well as
at CD-ROM connector.
5 Replace CD-ROM drive mechanism.
6 Replace CD-ROM data cable.
CD-ROM drive does
not eject discs
1 Install poron bumpers (part number 922-3554) on the
back of the CD-ROM carrier, where the carrier touches the
metal tabs on the chassis. First install two bumpers, one on
each end of the carrier, and test to see that the CD-ROM tray