General Block Diagram - Canon GP215 Service Manual

3. General Block Diagram

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