COPYRIGHT © 2002 CANON INC.
2000 2000 2000 2000
CANON iR1200/iR1300 Series REV. 0 AUG. 2002
CHAPTER 4 OPERATION
4-32
Analog
processor
PCB
Laser
scanner unit
Solenoids
Main motor
Control
panel PCB
NCU PCB
*2
ADF unit
*1
ADF motor
ADF sensors
Reader unit
slide detecting
switch
Reader motor
Sensors
P1
NF
Power supply PCB
F2
F1
Low-voltage power
supply circuit
+3.3 V circuit
+ 5 V circuit
+12 V circuit
+24 V circuit
+24V
+12V
+5VS
+5V
+3.3VS
+3.3V
F101
+3.3V
+8V
+3.3V
+5V
+24V
+24V
+24V
+3.3V
+5VS
Modular jack
PCB
*2
Contact sensor
Sensor PCB
+5V
+8V
+24V
+3.3V
+3.3VS
+12V
+5V
+24V
+5V
*1 : Only if equipped with ADF functions.
*2 : Only if equipped with fax functions.
DC controller PCB
•
Cassette paper sensor
•
Paper leading edge
sensor
•
LGL paper sensor
Fan
Manual feed tray
paper sensor
+3.3V
+3.3V
+24V
+24V
Printer controller
PCB
+3.3VS
+5VS
+24V
+5V
+3.3V
Image processor PCB
Toner supply cover
open/close
switch
+24V
Waste toner
full sensor
+3.3V
+3.3V
Sensor relay
PCB
•
Humidity sensor
•
Toner bottle sensor
+3.3V
Delivery Sensor
F04-701-01