1.
TD Sensor. Mounted under the toner supply unit, measures the amount of
toner in the developer/toner mixture.
2.
Drum Potential Sensor. A non-contact sensor above the drum that
measures the surface electrical potential of the drum immediately after
the drum has been charged by the charge unit.
3.
ID Sensor. A non-contact sensor above the ITB that reads a pattern on the
drum to determine the amount of toner on the drum.
4.
Temperature/Humidity Sensors. Two temperature/humidity sensors, one
above the PCDU and one below the used toner bottle (5), monitor the
temperature around the PCDU and the ambient temperature.
Slide 289
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Sensors
289
BR-C1 Training