Sharp SF-2050 Service Manual page 16

Signal name
K
LHP Lens home position sensor
L
DPFD ADU paper feed sensor
M
DTBHPS ADU rear plate home position
N
DTWHPS ADU alignment plate home position
O
DPPD1 ADU transport sensor 1
P
DPPD2 ADU transport sensor 2
Q
DPPD3 ADU transport sensor 3
R
DTPD ADU paper sensor
S
DFDL2 Paper feed sensor 5
T
PPD3 Transport sensor 3
U
DPID1 ADU paper entry sensor 1
V
DPID2 ADU paper entry sensor 2
W
TES Toner empty sensor
X
TNCTR in Toner cartridge sensor
Y
TCS Toner density sensor
Z
PFD1 Paper feed sensor 1
[
PFD2 Paper feed sensor 2
\
PFD3 Paper feed sensor 3
]
PFD4 Paper feed sensor 4
^
DSWF1 Front cover switch 1
_
DSWF2 Front cover switch 2
'
TS Thermostat
a
THS Fusing temperature sensor
b
TBBOX Waste toner bottle sensor
c
TNF Waste toner full sensor
d
DSWE Paper exit section open switch
e
PPD1 Transport sensor 1
f
PPD2 Transport sensor 2
g
POD Paper exit sensor
h
DHSW Dehumidifier heater switch
i
MSW Power switch
j
PSD Separation sensor
Part name Switch/sensor
Thermister
Function/operation
Sensor Lens home position sensing
Sensor Duplex section paper feed sensing
Duplex section rear plate home position
Sensor
sensing
Duplex section alignment plate home
Sensor
position sensing
Sensor Duplex section transport sensing
Sensor Duplex section transport sensing
Sensor Duplex section transport sensing
Sensor Duplex section paper presence sensing
Sensor LCC paper feed sensing
Sensor Paper transport sensing
Sensor Duplex section paper entry sensing
Sensor Duplex section paper entry sensing
Sensor Toner hopper toner empty sensing
Switch Refill toner cartridge installation sensing
Sensor Developing unit toner density sensing
Sensor No. 1 tray paper feed sensing
Sensor No. 2 tray paper feed sensing
Sensor No. 3 tray paper feed sensing
Sensor No. 4 tray paper feed sensing
Switch Front cover open/close sensing
Switch Front cover open/close sensing
—
Fusing section temperature sensing
Sensor Waste toner bottle presence sensing
Sensor Waste toner full sensing
Switch Paper exit section open/close sensing
Sensor Paper transport sensing
Sensor Paper transport sensing
Sensor Paper transport sensing
Switch Dehumidifier heater ON/OFF
Switch Power switch ON/OFF
Sensor Paper separation sensing,
5 – 7
Remark
Japan only
100V system
100V system
—
100V system
Japan only
Japan only