Sharp AR-BC260 Service Manual page 35

No.
Name
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
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
25 No. 1 cassette paper feed detection
26 Manual feed paper width detection
27 No. 1 cassette lift-up upper limit
detection
28 PS front sensor
29 No. 1 cassette paper empty detection
30 Dehumidifier heater
31 Belt lift-up upper limit detection
32 Belt waste toner full detection
33 Color toner concentration (process
control) sensor/Auto image Reg.
34 Lower heat roller thermistor
35 Lower heat roller thermostat
36 Machine paper exit sensor 1
37 Upper heat roller thermistor
38 Upper heat roller thermostat
39 Power switch
39 Main switch
40 Front door open detection
41 Paper exit door open detection
42 Face-up paper exit tray full detection
43 Machine paper exit sensor 2
45 Document set sensor
46 Open/close sensor
47 Document width sensor (A4R, LTR, A5)
48 Document width sensor (B4, B5)
49 Document width sensor (WLTR, A5R,
A4, LT)
50 Paper entry sensor
51 Document length detection SW (Short)
52 Document length detection SW (Long)
53 Book sensor
54 Paper exit sensor
Parts
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 paper length.
Detects the paper tray position.
Detects the paper length.
Detects the ambient humidity.
Detects paper exit from No. 1 paper tray.
Detects the paper width.
Detects the upper limit position of paper.
Detects paper in front of PS.
Detects paper empty on the paper tray.
Dehumidifier hater for the main body cassette. (Japan only)
Detects lift-up or lift-down of the transfer belt.
Detects belt waste toner full.
Detects the toner patch density (color toner) in image density
correction operation. 2-sensors on PWB.
Detects the temperature on the heat roller surface.
Detects an abnormally high temperature and turns off the heater
lamp.
Detects discharged paper.
Detects the temperature on the heat roller surface.
Detects an abnormally high temperature and turns off the heater
lamp.
Used to switch the nighttime mode/normal mode.
Turns ON/OFF the main power.
Detects open/close of the front door.
Detects open/close of the paper exit door.
Detects full of the face-up paper exit tray.
Detects discharged paper.
Detects presence of a document.
Detects open/close of the paper feed unit.
Detects the document width on the tray.
Detects the document width on the tray.
Detects the document width on the tray.
Detects presence of a document.
Detects the document length on the tray.
Detects the document length on the tray.
Detects floating of the RSPF.
Detects presence of a document.
AR-BC260 EXTERNAL VIEW AND INTERNAL STRUCTURE 6 - 9
Function
Code, signal
Type
name
DSWR Micro switch
MPED Photo sensor (Photo
transmission)
MTOP2 Contact switch
C1SS1 Contact switch
C1SS2 Contact switch
C1SS3 Contact switch
C1SS4 Contact switch
MPLD2 Photo sensor (Photo
transmission)
MTOP1 Contact switch
MPLD1 Photo sensor (Photo
transmission)
HUD —
PFD1 Photo sensor (Photo
transmission)
MPWS Volume (Variable
resistor)
LUD1 Photo sensor (Photo
transmission)
PPD2 Photo sensor (Photo
transmission)
PED1 Photo sensor (Photo
transmission)
DH —
BLUD Photo sensor (Photo
transmission)
BTNF Contact switch
PCS_C Photo sensor (Photo
transmission)
THSD Thermistor
HLTS2 Thermostat
Thermal switch
POD1 Photo sensor (Photo
transmission)
THSU Thermistor
HLTS1 Thermostat
Thermal switch
MSW Seesaw switch
MSW Seesaw switch
DSWF Micro switch
DSWL Micro switch
TFD Photo sensor (Photo
transmission)
POD2 Photo sensor (Photo
transmission)
W0 Photo sensor (Photo
transmission)
COVER Photo sensor (Photo
transmission)
W1 Photo sensor (Photo
transmission)
W2 Photo sensor (Photo
transmission)
W3 Photo sensor (Photo
transmission)
PAPER Photo sensor (Photo
transmission)
L1 Photo sensor (Photo
transmission)
L2 Photo sensor (Photo
transmission)
COVER OPEN Photo sensor (Photo
transmission)
PO Photo sensor (Photo
transmission)