Brother MFC-8480DN - B/W Laser - All-in-One User Manual

2-10
Confidential
3. Function of each motor/solenoid
-ADF motor
Driving source of overall ADF.
- Paper feed solenoid
The paper feed solenoid disable pick-up roller and separation roller while the machine
is taking action scanning to prevent the next document from being drawn into the ADF.
- Switch back solenoid
Switches the direction of rotation of the switch back roller ASSY.
- Document eject sensor (CIS model)
When the duplex scanning, detects whether the document is ejected.
4. Internal structure
 CCD model
The automatic document feeder (ADF) of the CCD model consists of the pick-up roller,
separation roller, paper feed rollers 1/2/3/4, eject roller, ADF motor, switch back sensor,
document rear sensor and document front sensors 1/2.
For further details on the sensors, see 3.6 Sensors position.
Fig. 2-9
Switch back sensor
Paper feed roller 2
Document rear
sensor actuator
Paper feed roller 3
Document rear sensor
Switch back
sensor actuator
Paper feed roller 4
Flap A
Document front sensor 2
Eject roller
Document front
sensor actuator 2
Document front
sensor 1
Document front
sensor actuator 1
Pick-up roller
Separation roller
Paper feed roller 1
Switch back
roller ASSY
Flap C
Flap B

Brother MFC-8480DN - B/W Laser - All-in-One Specifications

General

Printer Type	B/W Laser
Functions	Print, Copy, Scan, Fax
Scan Resolution	Up to 19200 x 19200 dpi (interpolated)
Automatic Duplex Printing	Yes
Connectivity	USB 2.0, Ethernet
Paper Input Capacity	250 sheets
Standard Paper Capacity	250 sheets
ADF Capacity	50 sheets
Print Speed	32 ppm
Copy Resolution	1200 x 600 dpi
Scan Type	Flatbed, ADF
Max Paper Size	Legal (8.5 in x 14 in)
Print Resolution	1200 x 1200 dpi
Copy Speed	Up to 32 cpm
Dimensions	531 mm x 451 mm x 475 mm