Sharp AR-280 Service Manual page 45

C. Sensor location
31
30
29
28
27
26
25
24
23
22
No. Signal name
1 OCSW Document cover open/close detection
Operation
Operation PWB peripheral temperature
2 PWB
detection
thermistor
3 PSD Separation detection
4 PPD2 PS paper detection
5 MPED Manual paper feed paper empty detection
6 MPLD1 Manual paper feed paper length detection 1
7 MPLD2 Manual paper feed paper length detection 2
8 MPLS1 Manual paper fed tray pull-out detection 1
9 MPLS2 Manual paper feed tray pull-out detection 2
10 PPD1 Paper transport detection 1
11 DSWR Right door open/close detection
12 PFD Paper transport detection 1
13 TFD Waste toner full warning detection
14 LUD1 Upper cassette upper limit detection
15 PED1 Upper cassette paper empty detection
16 LUD2 Lower cassette upper limit detection
17 PED2 Lower cassette paper empty detection
18 LCSPD1 No. 2 tray paper remaining detection 1
19 UCSPD1 No. 1 tray paper remaining detection 1
20 DPPD3 ADU tray paper in detection 3
21 DPPD2 ADU tray paper in detection 2
32 33 34,35
21 20
19
Function, operation
36 1 2
18
16,17
This illustration is strictly for the purpose of showing the location of the components.
It is not an actual model.
No. Signal name
22 DPPD1
23 DSWLL
24 DH SW
25 MEM SW
26 POD3
27 DSBD
28 POD2
29 DSWL
30 POD1
31 MAIN SW
32 MHPS
33 DSWF
Fusing
section
34
thermistor
(Center)
Fusing
section
35
thermistor
(Sides)
Process
36 section
thermistor
5 – 5
3
4
5
7
6
8
10
11
12
13
14,15
Function, operation
ADU tray paper in detection 1
Left lower door open/close detection
Dehumidifier heater switch
Memory switch
Paper exit detection (Second paper exit)
ADU reverse section detection
Paper exit detection (ADU)
Left upper door open/close detection
Paper exit detection (after fusing)
Power switch
No. 1 mirror home position detection
Front cover open/close detection
Heat roller temperature detection
Heat roller temperature detection
Process section peripheral temperature
detection
9
7/13/2000