3
General Circuit Diagram (3/4)
F-1-3
Main controller PCB (3/3)Ink tank
ROM PCB (L)
Ink tank
ROM PCB (R)
Ink tank (L)
Ink detection sensor Ink detection sensor
Valve motor
Valve open/
closed
detection
sensor
Ink tank
cover switch
Temperature/
humidity
detection
sensor
Head
management
sensor Maintenance
cartridge
ROM PCB
Maintenance
cartridge
relay PCB
Ink tank (R)