Detecting The Presence/Absence Of Paper; Paper Sensor - Canon ImageRunner iR8500 Series Service Manual

9.6.3 Detecting the Presence/Absence of Paper

iR105i/iR105+ / iR9070 / iR85+ / iR8070
The presence/absent of paper inside the deck and the cassette is detected by the cassette paper sensor.
DC controller PCB
CPU
Motor drive signal
DC controller PCB
CPU
When the lift signal is received,
Motor drive signal
the motor drive signal is stopped.

Paper sensor

Paper
Lifter
Motor
Q62
drive
circuit
When the limit signal is received,
the motor drive signal is stopped.
Motor
Q53
drive
circuit
F-9-34
Paper detecting lever
F-9-35
J514
A4
M13
A5
J511
B8
(PS24)
Deck right limit
sensor
J514
B1
M14
B2
J518
A5
(PS34)
Deck left limit
sensor
Chapter 9
0007-0214
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