Oki Data CONFIDENTIAL
1. CONFIGURATION
44983601TH Rev.1
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1. CONFIGURATION
1.1 System Configuration
As the diagram 1.1 shows, for the standard configuration printer is configured by controller unit and
engine unit.
Operator panel board
LED:2, SW:1(B401d/B401dn/
B411d/B411dn)
LED:2, SW:6(B431d/B431dn)
LED head
LCD
CENTRONICS
Main print circuit board
USB 2.0
LAN
(10BASE-T/100BASE-TX)
(B401dn/B411dn/
B431dn only)
Toner cartridge
Image drum cartridge
High voltage power supply uint
Low voltage
power supply unit
Fuser unit
Main DC Motor
2nd tray unit*
Additionally installed memory*
Hopping clutch (1st)
Register clutch
Hopping clutch (MPT)
(B431d/B431dn only)
Paper end sensor
Eject stepping motor
Eject sensor
Rear cover open sensor
Halogen lamp
FUSE
Thermostat
Temperature sensor
Exhaust FAN
Cassette presence
- absence sensor
HUM / TEMP
sensor
Duct FAN
Power supply
FAN
Stacker cover open
SW
Faceup stacker open sensor
Transfer roller
AC inlet
AC-SW
Board
Fuse Relay terminal
Entrance sensor
Write sensor
Toner sensor
board
*:except B401
Figure1-1