Canon iR7086, Руководство по обслуживанию

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Chapter 8
8-25
T-8-18
F-8-33
8.8.5 Controlling the duplexing feeder motor (M12)
0010-8220
iR7105 / iR7095 / iR7086
Table shows the functions of the duplexing feeder motor control circuit, and Figure is a block diagram of the circuit.
T-8-19
Item Description
Power supply Supplies 24 V from the no-stacking feeder driver PCB.
Drive signal Signal (DUP_INV_ON) from the DC controller PCB.
Operating/drive assembly See Figure.
Control ON/OFF control
Direction control
Error detection No error code; however, if a fault in the drive of the motor, a jam will occur.
Item Description
Power supply 24 V is supplied by the no-stacking feeding driver PCB.
Drive signal Signal (DUP_FEED_ON) from the DC controller PCB.
Operating/drive assembly See Figure.
Control ON/OFF control
Rotation control
Error detection No error code; however, a fault in the motor drive will cause a jam.
Motor
driver
(IC1)
A
A*
B
B*
M11
12
10
9
8
7
A7
A8
A9
A10
A10
A9
A8
A7
J3602 J519 J3607
DUP_INV_ON
DUP_INV_A
DUP_INV_B
DC controller PCB
Stackless feeding driver PCB
Interface
circuit
Interface
circuit
Interface
circuit
+24V
CPU
IC13
Phase B excitation control signal
Phase A excitation control signal
Vcc_B
Vcc_A
DUP_INV_PWR
Interface
circuit
11