COPYRIGHT © 2001 CANON INC.
2000 2000 2000 2000
CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001
CHAPTER 4 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
4-65 T
6.2.7 PCBs
•
Reader Unit
Ref.
Description
Remarks
Name
[12]
Controls the reader unit/ADF.
Reader controller PCB
[13]
Drives the CCD.
CCD PCB
[14]
Controls the scanning lamp.
Inverter PCB
•
Printer Unit
Ref.
Description
Remarks
Name
[1]
Controls the generation of
Composite power supply PCB
high voltage.
[2]
Controls the supply of DC .
Main power supply PCB
power
[3]
Controls the main power
Switch PCB
switch/heater.
[4]
Controls the printer unit.
DC controller PCB
[5]
Controls the pickup assembly.
Pickup PCB
[6]
Controls laser drive.
Laser driver PCB
[7]
Controls the supply of power
Accessories power supply PCB
to the finisher/paper deck.
[8]
Detects temperature of the drum.
Drum sensor PCB
[9]
Controls keys and LEDs.
Control panel PCB
[10]
Controls digital image
Includes counter PCB,
Main controller PCB
processing/system.
soft IDPCB, Centronics PCB.
[11]
Controls the DC-DC converter.
200V model only.
Thermistor separation power
supply PCB
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