K117sm4e2
4-11
4. 2. 10 Fuser Unit
Item Symbol Signal name Name Type Function
1 TS1 - Thermostat CH-152-35-
170
Prevents over-heat
2 TH1 TH1 Thermistor 1 FS-K0120 Detects the temperature on the
central area of Fuser Roller
3 TH2 TH2 Thermistor 2 FS-K0121 Detects the temperature on the
Fuser Roller on the left
4 PH3 HEAT_EXIT Sensor
(Exit Sensor)
LG248NL1 Detects the media at the exit
area
Item Symbol Signal name Name Type Function
5 H1 - Lamp
US: 120V 1300w
EU: 230V 1300w
Heats up the central part of
Fuser Roller
1
2
3
4
5