Brother HL-4040CN, HL-4050CDN, HL-4070CDW Service Manual page 285

Develop press drive L ASSY
Front cover
THM/HUM sensor
holder ASSY
THM/HUM sensor
LT connector
LT tray guide left rear ASSY
LT sensor
LT PE sensor
LT plate-up detection sensor
Transfer HVPS PCB unit
Waste toner sensor 1
Waste toner sensor 2
Waste toner sensor holder
Registration-mark sensor 2
Belt unit temperature sensor
Fig. 5-6
Density sensor
Fig. 5-7
5-13
MP PE sensor
MP registration front sensor
MP unit ASSY
MP PE/sensor PCB ASSY
Registration rear sensor
T1 registration front sensor
LT Paper feed frame unit
LT edge sensor
Back cover
Registration-mark sensor 1
Fuser unit
Paper eject sensor
Confidential