User Guide

3–5
COPYRIGHT © 1996 CANON INC. CANON GP215/200 REV.0 JULY 1996 PRINTED IN JAPAN (IMPRIME AU JAPON)
3. OPERATIONS AND TIMING
3. General Block Diagram
Figure 3-103
Note:
The CORE/IP Board, FAX Motherboard, and G3 FAX Board come standard with the
GP215F/GP200F but are options for other models (GP215/GP200).
Image processing
circuit
CPU
A/D
D/A
Binary
processing
Ratio
change
Density
Memory A
Memory A
(expansion)
Memory B
Memory B
(expansion)
CPU
CPU
CPU
Video
signal
switching
circuit
Memory
controller
Coding/
decoding
Modem
Selector
Command
conversion
circuit
Video
controller
LAN
controller
DP
RAM
DP
RAM
Memory
CPU
SCSI
CPU
IPC
CPU
NCU
CPU
Control panel
Image processor
PCB
Analog
processor PCB
FAX
Mother-
board
G3 FAX Board
Protocol controller PCB
System
Mother-
board
DC controller PCB
Composite power supply PCB
Telephone
line
Lamp
regulator
circuit
HVT
circuit
DC power
supply
24V
5V
15V
-12V
7V
Scanning lamp
Main
motor
DC loads
Clutch
Solenoid
Motor
Sensor
Etc.
Laser scanner motor
M
M
CORE/IP Board
Laser
driver
Controller
SCSI Board
(option)
Sorter
RDF/ADF
ASSIST
DP
RAM
DP
RAM
Host computer
Printer board (option)
Network I/F Board
(option)