Cassette Sensor / Paper Empty Sensor (Hl-5040/5050/5070N Only); Paper Eject Sensor - Brother HL 5030 - B/W Laser Printer Service Manual

CHAPTER 3 THEORY OF OPERATION
2.3.3 Cassette sensor / Paper empty sensor (HL-5040/5050/5070N)
Detect if the paper cassette is installed. They also detect if there is paper in the paper
cassette.
Cassette sensor PCB ASSY
2.3.4

Paper eject sensor

Detects if paper is ejected from the fixing unit.
Eject sensor PCB ASSY
Fig. 3-37
Fixing unit
Fig. 3-38
3-24
Paper empty sensor
Cassette sensor