Brother MFC-7220 - 3.1 SYSTEM OVERVIEW

Confidential
3-1
3.1 OVERVIEW
Control Section
Centronics
parallel interface
USB interface
Host Computer
Control
panel
LAN
interface
Printer
data
Fax data
Power
supplies
AC
Paper
feeding
mechanism
Laser printing unit
*MFC7220/MFC7225N only
Charging, exposing,
developing,
transferring, and
heat-fixing processes
- Electrical charger
- Laser unit
(including the polygon
motor)
- Exposure drum
- Developer roller
- Transfer roller
- Heat roller
- Main motor
Scanner unit
NCU*Line Speak
Handset
er
- CIS
- ADF motor
- High voltage PS
**MFC7225N only
**
*1 piece