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 recording paper and printing data)III-4......
2.2.1 Anti-curl system (ACS)....................................................................III-4
2.2.2 Automatic cutter ..............................................................................III-4
2.2.3 Recorder ..........................................................................................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-7
2.3.3 Power transmission for four operation modes .................................III-8
[ 1 ] Recording mode (Solenoid: OFF, Motor rotation: Forward)III-9........
[ 2 ] Scanning mode (Solenoid: OFF, Motor rotation: Reverse)III-10..........
[ 3 ] Copying mode (Solenoid: ONÅ¢ OFF, Motor rotation: Forward)III-11...
[ 4 ] Cutter driving mode (Solenoid: ON, Motor rotation: Reverse)III-12.....
2.3.4 Power transmission route ...............................................................III-14
2.4 Sensors and Actuators ...........................................................................III-15
3.CONTROL ELECTRONICS ...........................................................................III-17
3.1 Configuration ...........................................................................................III-17
3.2 Main PCB ................................................................................................III-18
3.3 NCU PCB ................................................................................................III-31
3.4 Control Panel PCB .................................................................................III-34
3.5 Power Supply PCB ................................................................................III-35 |