2FP/2FY/2FR
2-1-2
(2) Paper feed control
The following diagram shows interconnectivity of the feeding system components including the sensors and rollers. The
engine board issues various signals in synchronization with the electrophotographic process that is executed by the main
board.
Figure 2-1-2 Paper feed control
Toner container
MP tray
Paper cassette
Fuser unit
Drum unit
Laser
scanner
unit
Developer
REGDR*
MIDDR*
MPFSOL*
FDDR*
REGPAP
PVOLAN2
PVOLAN1
HANDS*
FDPFUL*
EXITPAP*
Fuser board
Power supply unit
MMOTON*
: Power train
FUDR
FDDR
YC2-3
YC2-4
YC2-2
YC2-6
YC4-17
YC4-22
YC4-18
YC7-16
YC7-15
YC5-13
YC7-11
YC7-5
YC7-3
Sensor
board
Engine relay board
High voltage
unit
6
11
0
3
9
8
7
2
4
5
Engine board
1
1. Main motor
2. MP tray paper sensor
3. Registration sensor
4. Paper gauge sensor 1, 2
5. Exit sensor
6. Paper full sensor
7. MP tray feed solenoid
8. Middle feed clutch
9. Feed clutch
10. Registration clutch
11. Face up/down solenoid
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