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Brother International MFC 8890DW Service Manual - Page 39
Mechanics - printer drum
UPC - 012502622673
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1. MECHANICS Host Computer WLAN (For the model with the wireless LAN only) Digital camera (PICT bridge) LAN (For the models with the LAN only) Control panel Centronics parallel interface USB interface WLAN PCB LAN interface USB interface Line Control Section Fax data Printer data NCU* Speaker ADF unit Scanner unit Laser printing unit Paper Low- and - ADF motor - CCD unit - CCD motor Charging, exposing, developing, transferring, and feeding mechanism high-voltage power supplies AC heat-fixing processes - Electrical charger - Laser unit (including the polygon motor) - Laser-sensitive drum - Developer roller - Transfer roller - Heater roller - Main motor Fig. 2-1 *Provided on models supporting facsimile function. 2-1 Confidential
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2-1
Confidential
1.
MECHANICS
Fig. 2-1
Control Section
Centronics
parallel interface
USB interface
Host Computer
Digital camera (PICT bridge)
Control
panel
LAN
interface
USB
interface
Printer
data
Fax data
Low- and
high-voltage
power
supplies
AC
LAN
(For the models with the LAN only)
WLAN
PCB
WLAN
(For the model with the
wireless LAN only)
Paper
feeding
mechanism
Laser printing unit
*Provided on models supporting facsimile function.
Charging, exposing,
developing,
transferring, and
heat-fixing processes
- Electrical charger
- Laser unit
(including the polygon
motor)
- Laser-sensitive drum
- Developer roller
- Transfer roller
- Heater roller
- Main motor
Scanner unit
ADF unit
NCU*
Line
Speaker
- CCD unit
- CCD motor
- ADF
motor