2.5.2Other sensors
1 Paper Empty sensor
This sensor checks whether the paper cassette is empty.
2Paper Near sensor
This sensor checks whether the paper cassette is near empty.
3MPF Paper Empty sensor
This sensor checks whether the front feeder has paper.
4MPF Hopping switch
This microswitch checks whether the front feeder table is in the up position or in the down position.
5Stacker Full sensor
This sensor checks whether the stacker is full.
6Paper Size switch
This sensor detects the size of paper in the paper cassette.
7EP Up/Down sensor (one for each of colors, Y, M, C and K)
This sensor checks whether the I/D unit is in the up position or in the down position.
8Toner K, Y, M and C sensors
By measuring the time interval between regular opening movements of each sensor’s lever, the sensor checks whether its toner cartridge is empty.
9Temperature sensor
See Section 2.6 (Transfer Control Responds to Environmental Changes)
0Humidity sensor
See Section 2.6 (Transfer Control Responds to Environmental Changes)
AOHP sensor
This sensor detects the presence or the absence of transparencies.
BAlignment sensor
When color misalignment has been corrected, this sensor reads the alignment pattern printed at the right and left ends of the transfer belt (see Section 2.13).
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