Canon iR2016 Series, Service Manual

Page: 142 / 406

Chapter 4
4-2
F-4-1
T-4-3
4.1.4 Major Components (iR2016/iR2016J/iR2016i)
0012-6044
iR2016J / iR2016 / iR2016i
Major components of the original exposure system are as follows:
F-4-2
T-4-4
Component No. Function/Specification
[1] Copyboard cover open/close
sensor (Rear: SR402) SR402 Photo interrupter: Detects the copyboard cover open/
close status. Starts detecting the original size when the
copyboard cover angle is 30 deg.
[2] Reader controller PCB - Controls drive of the reader unit and image processing.
[3] Original sensor 3 SR406 Detects the original size (for all destinations).
[4] Original sensor 4 SR407 Detects the original size (AB, INCH/AB).
[5] Original sensor 5 SR408 Detects the original size (INCH/A)
[6] Reader motor M401 Pulse motor: Controls drive of the carriage.
[7] Reader heater*1 - Prevents condensation inside the original glass.
[8] Original sensor 1 SR404 Detects the original size (AB, INCH/A, INCH/AB).
[9] Original sensor 2 SR405 Detects the original size (AB, A, INCH/AB)
[10] Contact image sensor (CIS) - Uses LEDs for indirect exposure (LED +
Photoconductor)
[11] CISHP sensor SR401 Photo interrupter: Detects the CIS position.
[12] Copyboard cover open/close
sensor SR403 Finishes detecting the original size when the
copyboard cover angle is 5 deg.
*1 Option setting
Component No. Function/Specification
[1] Copyboard cover open/close
sensor (Rear: SR402) SR402 Photo interrupter: Detects the copyboard cover open/
close status. Starts detecting the original size when the
copyboard cover angle is 30 deg.
[6] [4]
[5]
[3]
[9]
[8]
[2]
[1]
[12]
[7]
[7]
[11]
[10]
[3]
[2]
[1]
[7]
[4]
[4]
[6]
[5]