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5. Sensors and switches
1
14
11
13
No.
Signal name
1
TCS
Toner density control sensor
2
ILSW
Front cabinet open/close switch
3
MSW
Power switch
4
TH
Fusing heater thermistor
5
TS
Fusing heater thermostat
6
POD
Paper exit paper sensor
7
MHPS
Mirror home position sensor
8
MMRE
Main motor encoder
9
TFD
Waste toner full switch
F
LHPS
Lens home position sensor
G
PPD
Paper transport sensor
H
PED1
Body upper tray paper presence detection
I
DPPD1
Body upper tray paper transport sensor
J
PID
Single manual feed paper entry sensor
2
3
Name
3 – 5
5
4
6
Type
Transmission sensor
HIGH when toner density falls.
Interlock switch
ON when closed.
Seesaw switch
Thermistor
Greater resistance at low
temperature
Thermostat
Contact open at abnormally high
temperature
Transmission photo sensor
LOW when paper is present.
Transmission photo sensor
HIGH when paper is sensed.
Transmission photo sensor
Rotation pulse output
Lead switch
HIGH when sensed.
Transmission photo sensor
LOW when reduction.
Transmission photo sensor
LOW when paper is present.
Transmission photo sensor
HIGH when paper is present.
Transmission photo sensor
LOW when paper is present.
Transmission photo sensor
HIGH when paper is present.
7
10
8
9
12
Operation, function
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