Apple 7100/66AV, 7100/80AV manual Error Chords

Troubleshooting Symptom Charts/Error Chords - 3

Error Chords

One-part error chord sounds during startup sequence

1Disconnect hard drive power cable and hard drive data cable. Reboot system. If startup sequence is normal, run Macintosh Hard Disk test and replace hard drive if necessary.

2Disconnect floppy drive cable and reboot system. If startup sequence is normal, replace floppy drive.

3Replace logic board. Retain customer’s SIMMs.