Apple macintosh plus 서비스 매뉴얼
Troubleshooting
Symptom Charts/Drives
(Continued)
- 4
Drives
(Continued)
Does not read disks
on internal drive
1 Replace bad disk.
2 Replace floppy drive cable.
3 Replace Mylar RFI shield.
4 Replace floppy drive.
5 Verify ROMs on the logic board.
6 Replace logic board. Retain customer’s SIMMs.
Does not read disks
on external drive
1 Replace bad disk.
2 Replace floppy drive cable.
3 Replace Mylar RFI shield.
4 Replace external drive.
5 Verify ROMs on the logic board.
6 Replace logic board. Retain customer’s SIMMs.