Printer Electrical System; Outline; Overview - Canon iPF700 Series Service Manual

2.4 Printer Electrical System

2.4.1 Outline

2.4.1.1 Overview

The printer electrical system consists of the main controller PCB and power supply PCB which are mounted on the back side of the printer, the carriage relay PCB,
the head relay PCB, and printhead which are mounted in the carriage, the operation panel on the right upper cover and other electrical components such as sensors,
and motors.
The main controller PCB manages the image data processing and the entire electrical system, and controls relay PCBs and driver functions.
Maintenance cartridge
relay PCB
Ink tank
Purge unit
Valve motor
Carriage motor
Solenoids
Multi sensor
Image data control
Remaining ink
detection
Fans
Main controller
Printhead
Head relay PCB
Temperature
read control
DI Sensor
read control
Multi sensor
control
Carriagerelay PCB
Image data
demodulating
Printhead drive
power generation
Interface
control
Operation panel
control
Sensor detection
Motor control
Fans control
Solenoids control
EEPROM control
Power supply
+5.1V generation
+32V generation
F-2-21
Host computer
Operation panel
Sensors
Feed
motor
AC inlet
Chapter 2
0012-6291
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