Controller Unit; Puncher Controller Pcb - Canon 2/3 Hole Puncher Unit-A1 Service Manual

Controller Unit

Puncher Controller PCB

The puncher controller PCB drives motors and notifies the finisher of the states of sensors according to the instructions from the
finisher controller PCB.
Finisher
Controller PCB
Roles of major ICs mounted on this PCB are summarized below.
Name
CPU (IC10)
Motor driver (IC14)
< Related service mode >
• (Lv.1) COPIER > DISPLAY > VERSION > PUNCH: Displaying the firmware version of the puncher controller PCB
< Related error code >
• E505-0004: Puncher Unit data error
Puncher Controller PCB
CPU (IC10)
Motor Driver
(IC14)
• Controls communication with the finisher controller
• Stores the firmware for operating the puncher unit
• Controls sensors and motors
• Controls the punch shift motor (M302)
Motor
Sensor
Puncher
Relay PCB
Role
31
2. Technical Explanation
Motor
Sensor