Controlling The Main Motor (M1) - Canon iR7086 Series Service Manual

Chapter 3
Laser
J1311 J1316
driver
PCB 2
J1301 J1306
Laser
driver
PCB 1
detection PCB

3.1.3 Controlling the Main Motor (M1)

iR7105 / iR7095 / iR7086
Table shows the functions of the main motor control circuit, and Figure is a block diagram of the circuit.
Item
Power supply
Drive signal
Operating/drive assembly
Control
Error detection
3-2
J552,J553
Fixing
sensor PCB
J4001
J4002
J551
Transceiver
PCB
J107
J502
Potential
control PCB
J3
J519
Stack-less
transport
J3602
driver PCB
J1317
J1319
J506
J507
J1406
J1401
Video
J1403
PCB
J3701
DC
BD
controller
PCB
PCB
J510
HVT-DC1
PCB
J723
J516
Environment
sensor
J302
Cassette 3 J516
paper level
detection PCB
J295
J516
Cassette 4
paper level
J296
J505
AC driver
PCB
J792
J4
Main power
switch
Note: The in the diagram indicates major wiring between PCBs, not the direction of signals.
Description
38 V from the relay PCB.
Signals (MAIN_MOTOR_ON) from the DC controller PCB.
Waste toner feeding screw
Cleaner assembly
Feeding belt
Internal delivery roller
External delivery roller
Reversing roller
Separation claw (reciprocating operation)
Developing assembly unit (through CL10)
ON/OFF control
Constant speed control
Error code E010
Liquid
crystal
J9802
display
panel
Control
panel
J6803
CN2
CN3
CPU PCB
CN1
Inverter
J6804
PCB
J526
J1022
J1023
Soft ID
PCB
Main
J9001
controller
PCB
Card
J1024
Reader-D1
(optional)
J1530
Copy data
J1022
controller
(optional)
J1530
J1731
J1732
J1718 Relay
J1733
PCB
J1701
J1706
DC power
supply PCB
J701
J782
Continuous
power supply
J105
J783
PCB
J781
F-3-2
T-3-1
J6805
Key
CN902
PCB
J6802
CN901
J2117
J1019
J313
Differential
PCB
J9202
J9201
J9204
Differential
PCB
J1014
relay
PCB
J9203
J1015
Reader
controller
J1027,J1041
J204
J1042,J1043
J101
J208
CCD/AP
PCB
J102
J203
Inverter
PCB J1102
J601
PCB
0010-7428