Sensors; Cover Sensor; Toner Empty Sensor - Brother HL-1070 Service Manual

2.3

Sensors

2.3.1
Detects opening and closing of the top cover.
Top cover
2.3.2
Detects if there is toner in the toner cartridge. It also detects whether or not the drum unit
is installed. (The toner cartridge is installed in the drum unit).
Toner empty
sensor
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Cover Sensor

Cover switch

Toner Empty Sensor

Fig. 2.25
Fig. 2.26
II-20