Controlling The Reader Motor; Moving The Carriage In Reverse After An Image Scan - Canon iR1600 Series Service Manual

2.2 Controlling the Reader Motor

The following shows the circuit used to control the reader motor, and the circuit has the
following functions:
(1) Controlling the direction of rotation of the reader motor
(2) Controlling the speed of rotation of the reader motor
(3) Turning on/off the reader motor
5V
Logic circuit
Original detection/reader motor drive PCB

2.2.1 Moving the Carriage in Reverse After an Image Scan

The speed at which the carriage is moved in reverse (after an image scan) is constant,
i.e., 50% of the speed used to move it in Reduce mode.
COPYRIGHT© 2002 CANON INC.
CHAPTER 3 IMAGE READING/PROCESSING SYSTEM
Image processor PCB
5V
F03-202-01
2000 CANON iR1600/iR2000/iR1610/iR2010 SERIES REV.0 MAR. 2002
1
3
5
Motor driver
7
4
6
OUTA
COM
OUTAX
OUTB
COM
OUTBX
M103
Reader motor
3 - 3