AR-5520 EXTERNAL VIE
W
S AND INTERNAL STRUCTURES 5-4
5. Sensor, switch
No.
Name
Code
Function operation
1
Mirror home position sensor
MHPS
Detects the mirror (scanner unit) home position.
2
Side door switch
DS
W
R
Side door open detection
3
Paper exit sensor (paper exit side)
POD1
Detects paper exit.
4
Paper exit sensor (DUP side)
PDPX
Paper transport detection
5
Thermistor
RTH
Fusing section temperature detection
6
Thermostat
Fusing section abnormally high temperature detection
7
Toner density sensor
TCS
Toner quantity detection
8
2nd tray detection switch
2nd tray detection
9
Bypass tray sensor
MPED
Bypass tray transport detection
10
2nd tray door open/close sensor
DRS2
2nd tray door open/close detection
11
2nd tray door paper pass sensor
PPD2
2nd tray paper entry detection
12
2nd tray paper empty sensor
CSS2
2nd tray paper empty detection
13
Paper in sensor
PIN
Paper transport detection
14
Tray empty
Tray paper entry detection
15
Front cover S
W
Front cover open detection
16
Power switch
MAIN S
W
Turns ON/OFF the main power source.
1
15
16
4
5
6
7
8
9
10
11
13
14
12
2
3
Summary of Contents for AR-5516
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