Sharp FO IS125N - B/W Laser - All-in-One Service Manual page 74

FO-IS125N
6. Switch/Sensor layout
9
No. PARTS NAME
1 P-IN sensor
2 Interlock switch
3 Toner cartridge sensor
4 Paper out sensor
5 Thermistor
6 Temperature fuse 216°C
7 Temperature fuse 152°C
8 Front sensor
9 ORG sensor
6
8
1
2
TYPE
Microcircuit
Microcircuit
Microcircuit
Photo transistor
Thermistor
Thermal fuse
Thermal fuse
Microcircuit
Microcircuit
5 7
Fig. 6
When this switch is turned on, paper transport.
Detects the opening or closing of the Front Cover.
Detects when the Toner Cartridge is set.
Detects when the paper is fed out.
Detects the temperature on the heat roller.
When the heat roller temperature rises abnormally, this fuse cuts off the power
relay power line (+24 V line).
When the heat roller temperature rises abnormally, this fuse cuts off the heater
lamp power line.
When the document is set up in the hopper, the front sensor is on.
When the ORG sensor is on, the document is fed and scanning will be started.
3 – 4
4
3
DESCRIPTION