Troubleshooting

Symptom Charts/External Floppy Drive - 23

 

 

 

External Floppy Drive

Audio and video present, but external drive does not operate

1Check floppy-adapter-to-PowerBook connection.

2Try known-good floppy disk.

3Check floppy drive cable connection.

4Replace floppy drive cable.

5Replace floppy adapter.

6Replace floppy drive.

7Replace logic board.

Note: When replacing the logic board, check that the EMI clips are securely attached to the CPU stiffener. The “CPU Stiffener” topic in Take Apart helps you locate and identify the two EMI clips. If both clips are not secure, replace the CPU stiffener.

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Apple 250, DUO 280C, DUO 27C, 230, POWERBOOK DUO FLOPPY ADAPTER manual External Floppy Drive