Sensors; Cover Sensor; Toner Empty Sensor - Brother HL-600 Service Manual

2.3

Sensors

2.3.1 Multi-Paper Tray (MPT) Sensor
Detects whether or not the multi-paper tray is installed.
2.3.2

Cover Sensor

Detects open or close of the top cover.
2.3.3

Toner Empty Sensor

Detects if there is toner in the toner cartridge. It also detects whether or not the process
unit is installed. (The toner cartridge is installed in the process unit).
Multi-paper tray
MPT switch lever
Fig. 2.23
II - 17
Top cover
Cover switch lever