Apple M4753 manual Floppy Drive

Troubleshooting Symptom Charts/Floppy Drive - 16

Floppy Drive

Audio and video present, but floppy drive in expansion bay does not operate

1Verify the floppy disk is inserted squarely in the drive. Push the disk in from the center edge.

2Try floppy drive in opposite expansion bay.

3Start the system with extensions off.

4Try known-good floppy disk.

5Make sure floppy drive is properly seated in expansion bay. Try reseating it one more time to verify connection.

6Try floppy drive in opposite expansion bay.

7Replace floppy drive.

8Replace I/O logic board.

Read/write/copy	1	Try known-good floppy disk.
error	2	Restart with extensions off.
	3	Try to format a floppy disk.
	4	Replace floppy drive.
	5	Replace I/O logic board.