Other Sensors
1 Paper Empty Sensor
This sensor checks whether the paper cassette is empty or not.
2 Paper Near-End Sensor
This sensor checks whether the paper cassette will be empty soon or not.
3 MBF Paper Empty Sensor
This sensor checks whether there is paper in the front feeder.
4 MBF Hopping Switch
This micro-switch checks whether the front feeder table is in the UP position or DOWN
position.
5 Stack-Full Sensor
This sensor checks whether the stacker is full or not.
6 Paper Size Switch
This sensor detects the size of the paper in the paper cassette.
7 EP UP/DOWN Sensor (one sensor each for Y, M, C, K)
This sensor checks whether the I/D unit is in the UP position or DOWN position.
8 Toner K, Y, M and C Sensor
This sensor checks the toner residual quantity in an image drum, when a sensor lever
measures a time interval to open periodically.
9 RFID Sensor
The radio communications of this sensor are carried out to IC tip built in the toner cartridge,
and it checks the existence of a toner cartridge, and the toner residual quantity in a toner
cartridge.
0 Thermal Sensor
Refer to 2.7 “Image Transfer Control Due to Environmental Change”.
A Humidity Sensor
Refer to 2.7 “Image Transfer Control Due to Environmental Change”.
B Transparency Sensor
This sensor detects whether there is a transparency or not.
C Positioning Sensor
This sensor reads the printed position pattern on the left and right ends of the transfer
belt when color drift is corrected. (Refer to Section 2.13)
D Density Sensor
This sensor measures the pattern density to measure the density printed on the conveyor
belt.
E Media Thickness Sensor
This sensor detects the thickness of the media.
F Disposal Toner Sensor
This sensor checks whether the disposal toner in the disposal toner box is full or not.
G Looseness Sensor
This sensor detects looseness in paper transport and adjusts the speed.
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