Overview; Printer Block Diagram - Canon QY8-1360-000 Service Manual

BJC-7100

1. OVERVIEW

1.1 Printer Block Diagram

Paper Feed Motor
AC Adapter
Carriage (left) Carriage (right)
• Black
BJ Cartridge
• Home Position
Sensor
CNLF CNHED 1
Paper Feed
Motor Driver
Vcc (+5VDC)
MPU
VH (+20VDC)
VM (+27.6VDC)
Paper-end
Sensor
Pickup Roller
Sensor
Control
EEPROM
Buttons
Figure 4-1 Printer Block Diagram
4-1
Part 4: Technical Reference
Carriage Motor
Purge Unit
• Purge Sensor
• Color/Photo
BJ Cartridge
• Ink-out Detection
Circuit
CNHED 2 CNPGS
Carriage Motor
Driver
Printer
Controller
Reset
Control ROM DRAM
Circuit
CNCR
I/F
Indicator