MX-C250 EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 8
14
TCS_M
Toner sensor (M)
Magnetic sensor
Detects toner supply from the toner cartridge.
Detects the toner density (M).
15
TNFD
Waste toner full detector
Light transmission
Detects when waste toner container has become full.
16
TCS_Y
Toner sensor (Y)
Magnetic sensor
Detects toner supply from the toner cartridge.
Detects the toner density (Y).
17
BD_KC
Laser beam sensor (KC) (on BD
PWB(BC))
Photo diode
Detects the timing of the laser beams.
18
BD_MY
Laser beam sensor (MY) (on BD
PWB(MY))
Photo diode
Detects the timing of the laser beams.
19
TH_LSU
LSU thermistor(on LD PWB)
Thermistor
Detects the temperature in the LSU. (Used for correction of distortion.)
20
TH_P
Ozone duct thermistor
Thermistor
Detects the temperature in the Ozone duct.
21
1TUD_K
Transfer belt separation detector BK
Light transmission
Detects position of the transfer belt.
Detects initialization of the transfer unit.
22
1TUD_CL
Transfer belt separation detector CL
Light transmission
Detects position of the transfer belt.
Detects initialization of the transfer unit.
23
TH_UM
Fusing temperature sensor (Main)
Non-contact thermistor Detects the surface temperature at the center section of the fusing roller.
24
TH_US
Fusing temperature sensor (Sub)
Thermistor
Detects the surface temperature at the edge section of the fusing roller.