COPYRIGHT © 2001 CANON INC.
2000 2000 2000 2000
CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001
CHAPTER 7 EXTERNALS AND CONTROLS
7-1 P
1 Control Panel
1.1 Outline
The machine’s control panel consists of the following PCBs and a touch panel (LCD)
with a resolution of 320 × 240 dots.
F07-101-01
COPIER>FUNCTION>PANEL>LCD-CHK
Use it to check the LCD for missing dots.
COPIER>FUNCTION>PANEL>LED-CHK
Use it to start a check on the activation of the LEDs in the control panel.
COPIER>FUNCTION>PANEL>LED-OFF
Use it to end a check on the activation of the LEDs in the control panel.
COPIER>FUNCTION>PANEL>KEY-CHK
Use it to start a check on key inputs.
COPIER>FUNCTION>PANEL>TOUCHCHK
Use it to check the coordinates on the touch panel.
CPU
Control
panel inverter
PCB
LCD PCB
Control
panel PCB
(keys, LEDs)
Control panel
power switch
PCB
LCD contrast
adjustment
PCB
Control panel CPU PCB
Control panel
• Monitors key input
(keypad, function keys)
• Controls buzzer sound
• Controls control panel LEDs
Adjusts the contrast
of the LCD.
Main controller PCB
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