Control System Configuration (When The Original Size Detection Sensor Is Equipped For Book Mode) - Canon iR2422 series Service Manual

Chapter 4
Major components of the original exposure system are as follows:
[1]
[2]
[3]
[4]
[5]
[6]
[7]
*1 Option setting

4.1.5 Control System Configuration (When the original size detection sensor is equipped for BOOK mode)

4-4
[2]
[1]
[7]
[4]
[6]
Component
Copyboard cover open/close sensor (Rear:
SR402)
Reader controller PCB
Reader motor
Reader heater*1
Contact image sensor (CIS)
CISHP sensor
Copyboard cover open/close sensor
[3]
[5]
F-4-2
No. Function/Specification
SR402 Photo interrupter: Detects the copyboard cover
open/close status. Starts detecting the original
size when the copyboard cover angle is 30 deg.
- Controls drive of the reader unit and image
processing.
M401 Pulse motor: Controls drive of the carriage.
- Prevents condensation inside the original glass.
- Uses LEDs for indirect exposure (LED +
Photoconductor)
SR401 Photo interrupter: Detects the CIS position.
SR403 Finishes detecting the original size when the
copyboard cover angle is 5 deg.
[4]
0020-4223