Power Supply; 1Power Supply Route; Power Supply Route; 2Protection Function - Canon Puncher Unit-P1 Service Manual

2.4 Power Supply

2.4.1 Power Supply Route

24V power and 5V power are supplied from the finisher controller PCB when the power switch on the host machine
is turned ON.
24V power is used for driving motors, while 5V power is used for driving sensors and the ICs on the punch controller
PCB.
24V power to the motors is not supplied when either of the two door switches on the puncher unit is open.
Finisher
controller
PCB

2.4.2 Protection Function

The 24V power supplies are equipped with a fuse designed to blow when an overcurrent flows.
Upper door
switch
(MSW61)
24V
Punch controller PCB
5V
F-2-13
Front door
switch
(MSW62)
24V
24V
5V
5V
5V
Chapter 2
0003-4702
Motor system
Motor system
LED PCB
Sensors
Logic
0003-4703
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