Brother HL-4140CN Service Manual page 327

Toner/New sensor PCB ASSY
New toner sensor
(Cyan)
Toner sensor (Cyan)
New toner sensor
(Magenta)
Toner sensor (Magenta)
New toner sensor (Yellow)
Toner sensor (Yellow)
New toner sensor (Black)
Toner sensor (Black)
Paper eject ASSY
Back cover sensor
ASSY
Belt unit temperature
sensor
Low-voltage power
supply unit
Paper eject sensor
Registration mark
L PCB ASSY
Internal temperature
sensor
T2 connector
T2 plate-up detection sensor
MP paper empty/registration front
sensor PCB ASSY
Fig. 5-6
T2 paper edge sensor
Fig. 5-7
5-14
MP paper empty sensor
MP registration
front sensor
MP upper
cover ASSY
Waste toner sensor
Registration mark sensor
holder ASSY
Registration mark
R PCB ASSY
T2 paper feed
frame unit
Confidential