System Block Diagram - Canon PH-72 Service Manual

C. System Block Diagram
Internal Video I/F
Printer
DC Controller
PCB
External Video I/F
External device (host computer,etc.)
Paper Handling
Controller I/F
Video Interface
PCB
Video Controller
PCB
Figure 1-2-2
Optional input/output
device I/F
Paper Handling
Controller PCB
CHAPTER 1
Optional
input/output
driver PCB
Optional input/output
device
1 - 3