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CONTENTS
1. OVERVIEW...............................................................................................................III-1
2. MECHANISMS..........................................................................................................III-2
2.1 Transmitting Mechanism (Feeding and scanning documents).........................III-2
2.1.1 Automatic document feeder (ADF)...........................................................III-2
2.1.2 Scanner.....................................................................................................III-3
2.2 Receiving Mechanism (Feeding paper and printing data).................................III-4
2.3 Power Transmission Mechanism......................................................................III-5
2.3.1 Structure of the gear train.........................................................................III-5
2.3.2 Description of planetary gear system........................................................III-6
2.3.3 Power transmission for four operation modes..........................................III-7
2.3.4 Power transmission route..........................................................................III-14
2.4 Sensors and Actuators......................................................................................III-16
3. CONTROL ELECTRONICS......................................................................................III-19
3.1 Configuration.....................................................................................................III-19
3.2 Main PCB..........................................................................................................III-20
3.3 NCU PCB..........................................................................................................III-22
3.4 Control Panel PCB............................................................................................III-24
3.5 Power Supply PCB............................................................................................III-25