Timing Of Pickup; Controlling The Pickup Motor (M2) - Canon DADF-N1 Service Manual

Chapter 2

2.4.3 Timing of Pickup

Original placed
Power ON
Original placement
sensor PI9
Registration paper
sensor(PI2)
Read sensor
(PI3)
Delivery reversal
sensor(PI4)
Pickup motor(M2)
Feed motor (M1)
Image leading
edge signal
Pickup clutch(CL1)
F-2-25

2.4.4 Controlling the Pickup Motor (M2)

The following diagram shows the control circuit of the pickup motor (M2). The pickup
motor is a 4-phase stepping motor, and the circuit has the following functions:
-turns on and off the motor
-controls the direction of motor rotation
-controls the speed of motor rotation
2-32
Start key ON
Original pickup signal input
STBY
Original
separation/feed
Arch
CW
CCW
motor reverse rotation.
Read
Read/Standby
CW
0006-2265
0006-2266