G. Sensors, Switches And Heaters - Sharp AR-BC320 Service Manual

G. Sensors, switches and heaters

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No.
Name
2 O/C open/close sensor
3 Offset home position sensor
4 Paper exit tray full detection
5 Mirror home position sensor
8 Toner empty sensor (Y)
9 Toner empty sensor (M)
10 Toner empty sensor (C)
11 Toner empty sensor (K)
12 No. 1 paper transport sensor
13 Paper feed door open detection
14 Manual feed paper empty detection
15 Manual feed tray pulling out detection 2
16 No. 1 cassette paper size detection 1
17 No. 1 cassette paper size detection 2
18 No. 1 cassette paper size detection 3
19 No. 1 cassette paper size detection 4
20 No. 1 cassette lift-up position detection 1
21 Manual feed paper length detection 2
22 Manual feed tray pulling out detection 1
23 Manual feed paper length detection 1
24 Humidity sensor
3
5
4
27
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Parts
Function
Detects open/close of the document cover. (A timing signal of
document size detection is produced.)
Detects the offset home position.
Detects full of the face down paper exit tray.
Detects the scanner home position.
Detects toner empty (Y).
Detects toner empty (M).
Detects toner empty (C).
Detects toner empty (K).
Detects paper in front of the resist roller.
Detects open/close of the paper feed door.
Detects paper empty on the paper tray.
Detects the paper tray position.
Detects the paper size set by the paper size set blocks.
Detects the paper size set by the paper size set blocks.
Detects the paper size set by the paper size set blocks.
Detects the paper size set by the paper size set blocks.
Detects the lift plate position. (Detects the paper quantity.)
Detects the paper length.
Detects the paper tray position.
Detects the paper length.
Detects the ambient humidity.
AR-BC320 EXTERNAL VIEW AND INTERNAL STRUCTURE 6 - 8
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Paper tray
lift-up unit
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Front / right side / top view
Code, signal
Type
name
OCSW Photo sensor (Photo
transmission)
HPOS Photo sensor (Photo
transmission)
TFD2 Photo sensor (Photo
transmission)
MHPS Photo sensor (Photo
transmission)
TES_Y Photo sensor (Photo
transmission)
TES_M Photo sensor (Photo
transmission)
TES_C Photo sensor (Photo
transmission)
TES_K Photo sensor (Photo
transmission)
PPD1 Photo sensor (Photo
transmission)
DSWR Micro switch
MPED Photo sensor (Photo
transmission)
MTOP2 Contact switch
C1SS1 Contact switch
C1SS2 Contact switch
C1SS3 Contact switch
C1SS4 Contact switch
C1PD1 Photo sensor (Photo
transmission)
MPLD2 Photo sensor (Photo
transmission)
MTOP1 Contact switch
MPLD1 Photo sensor (Photo
transmission)
HUD —