Control Panel; Outline - Canon Image Reader-A1 iR5000i Service Manual

1. Control Panel

1.1 Outline

The machine's control panel consists of the following PCBs and a touch panel (LCD) ca-
pable of display at a resolution of 640×480 dots:
· Key input monitor: keypad,
function key
· Buzzer control
· Control panel LED activation
COPIER>FUNCTION>PANEL>LCD-CHK
Used to check missing dots in the LCD display.
COPIER>FUNCTION>PANEL>LED-CHK
Used to start a check on the activation of LEDs in the control panel.
COPIER>FUNCTION>PANEL>LED-OFF
Used to end a check on the activation of LEDs in the control panel.
COPIER>FUNCTION>PANEL>KEY-CHK
Used to start a check on key inputs.
COPIER>FUNCTION>PANEL>TOUCHCHK
Used to adjust the coordinates in the touch panel.
COPYRIGHT © 2001 CANON INC.
Control
panel
inverter PCB
Control panel CPU PCB
Main controller unit
F07-101-01
2000 2000 2000 2000 CANON iR5000i/iR6000i REV.0 JUNE 2001
CHAPTER 7 EXTERNALS AND CONTROLS
LCD PCB
CPU
Control panel
Control panel
PCB (key)
Adjusts the contrast of the
LCD.
7-1 P