Canon Perfect Binder A1 Troubleshooting Manual page 94

2-11-9) Disconnect the 4 connectors [1] of the Slave controller PCB.
CAUTION:
The connector can easily be located by following the cable from the Power supply PCB mount to the PCB mount.
2-11-10) Disconnect the 5 connectors [1] of the Master controller PCB.
NOTE:
The connector can easily be located by following the cable from the Power supply PCB mount to the PCB mount.
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