26 January, 2001 BOARD STRUCTURE
6-5
Detailed
Descriptions
6.2 BOARD STRUCTURE
6.2.1 BLOCK DIAGRAM
This machine uses the GW (Grand Workware) architecture, which allows the copier
to be expanded as an MFP by installing simple modular components (ROM DIMMs)
on the controller board. The BICU and Controller are connected to the FCU and
other components via a PCI bus.
1. Controller (Main Board)
Takes charge of controlling memory and all peripheral devices.
2. BICU (Base Engine and Image Control Unit)
This is the engine control board. It controls the following functions.
• Engine sequence
• Timing control for peripherals
• Image processing, video control
Controller
HDD
FCU
Card
IC Card
Mother Board
BICU
OPU
SBU
ARDF
Exposure
Lamp
INVERTER
HP Sensor
APS Sensors
MDB
Sensors
Fusing Unit
High Voltage
Power Supply
Scanner
Motor
By-Pass
Paper Tray
LCT
Sensors
PSU
PFB
SIB
IOB
Platen Cover
Sensor
1-Bin Tray
Finisher
Duplex
LD
Main
Motor
Polygonal
Motor
Mirror
LDDR
Motor
PF/Dev.
B004D511.WMF
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