Mechanics; Overview Of Printing Mechanism - Brother MFC8420 Service Manual

2.

MECHANICS

2.1

Overview of Printing Mechanism

Second eject roller
Outer chute MP
Rear cover
First eject roller
FIXING UNIT
Pressure roller
DX feed ASSY
PAPER TRAY
Paper
Heat roller
Corona wire
Photosensitive
Cleaner
drum
Transfer roller
Fig. 3-19
3-13
Scanner motor
LASER UNIT
Pressure plate
Regist rear
Paper Feed roller
actuator
MFC-8420/8820D/8820DN, DCP-8020/8025D/8025DN
SERVICE MANUAL
Blade
DRUM UNIT
Development roller
Supply roller
Paper feed pinch roller
Regist front actuator
First feed pinch roller
First feed roller
Paper pick-up roller
Pressure roller
Separation pad