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Confidential
3-18
3.2.3 Sensors and Actuators
Sensor name Sensor type Location
Cover sensor Mechanical switch Main frame L
Toner LED PCB (Light emission) Photo sensor Main frame R
Toner sensor PCB (Light reception) Photo sensor Main frame L
Paper eject sensor Photo sensor Main PCB
Regist front sensor Photo sensor Regist sensor PCB
Regist rear sensor Photo sensor High-voltage PS PCB
Tail edge sensor Photo sensor Regist sensor PCB
New toner sensor Mechanical switch Main frame L
ADF sensor PCB ASSY Photo sensor ADF unit
Sensors and Actuators Locations
ADF sensor PCB ASSY
Main frame R
Tone
r
LED PCB
(Light emission)
Chute
Regist sensor PCB
Regist front senso
r
Tail edge senso
r
Cover senso
r
N
ew toner senso
r
Regist rear senso
r
Tone
r
sensor PCB
(Light reception)
Main frame L
Paper eject senso
r
Main PCB
ADF uni
t
High-voltage PS PCB
ADF front senso
r
ADF rear senso
r