Controlling The Duplexing Feeder Motor (M12) - Canon iR7086 Series Service Manual

Item
Power supply
Drive signal
Operating/drive assembly
Control
Error detection
DC controller PCB
CPU
IC13

8.8.5 Controlling the duplexing feeder motor (M12)

iR7105 / iR7095 / iR7086
Table shows the functions of the duplexing feeder motor control circuit, and Figure is a block diagram of the circuit.
Item
Power supply
Drive signal
Operating/drive assembly
Control
Error detection
Description
Supplies 24 V from the no-stacking feeder driver PCB.
Signal (DUP_INV_ON) from the DC controller PCB.
See Figure.
ON/OFF control
Direction control
No error code; however, if a fault in the drive of the motor, a jam will occur.
J519
DUP_INV_PWR
A10
DUP_INV_ON
A9
DUP_INV_B
A8
DUP_INV_A
A7
Phase A excitation control signal
Phase B excitation control signal
Description
24 V is supplied by the no-stacking feeding driver PCB.
Signal (DUP_FEED_ON) from the DC controller PCB.
See Figure.
ON/OFF control
Rotation control
No error code; however, a fault in the motor drive will cause a jam.
T-8-18
Stackless feeding driver PCB
J3602
Interface
A7
circuit
Interface
Motor
A8
circuit
driver
(IC1)
Interface
A9
circuit
Interface
A10
circuit
F-8-33
T-8-19
+24V
J3607
A
12
Vcc_A
11
A*
10
B
9
Vcc_B
8
B*
7
Chapter 8
M11
0010-8220
8-25