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Apple quadra 700.mac iicx.iici Servicehandbuch

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 Troubleshooting
Symptom Charts/Floppy Drive - 7
 
Floppy Drive
 
Audio and video 
present, but internal 
drive does not operate
1 Replace disk with known-good system disk.
2 Verify that all external SCSI devices are disconnected.
3 Replace internal floppy drive cable.
4 Replace internal floppy drive.
5 Replace logic board. Retain customer’s SIMMs.
6 Replace power supply.
Disk ejects; display 
shows icon with 
blinking “X”
1 Replace disk with known-good system disk.
2 Replace internal floppy drive cable.
3 Replace internal floppy drive.
4 Replace logic board. Retain customer’s SIMMs.