Brother MFC-7220 - Sensors and Actuators

Confidential
3-16
3.2.5 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
Document front sensor Photo Panel PCB ASSY
Document rear sensor Photo Panel PCB ASSY
In casing temperature sensor Thermistor Main frame L
< Sensors and Actuators Locations >
Document rear senso
r
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
Panel PCB ASSY
High-voltage PS PCB
Document front senso
r