1.5 Controlling the Deck Motor
1.5.1 Controlling the Deck Main Motor (M1D)
The deck main motor (M1D) is a stepping motor, and is controlled by the DC controller
of the host machine. The following figure shows the circuit used to drive the deck main mo-
tor, and the circuit has the following function:
[1] Turning on/off the deck main motor
a. Turning On/Off the Motor
The outputs FEED_M_A, FEED_M_A*, FEED_M_B, and FEED_M_B* are controlled
using serial signals from the host machine to turn on/off the deck main motor and switch its
speed of rotation.
DC controller
PCB
COPYRIGHT © 2001 CANON INC.
Side deck driver PCB
+24V +5V
Motor drive
current switch
Motor rotation
control circuit
F08-105-01
2000 2000 2000 2000
CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001
CHAPTER 8 PAPER DECK-L1
FEED_M_A *
FEED_M_A
FEED_M_B
M1D
FEED_M_B *
Deck main
motor
8-11 P