Power Supply; Jam Detection - Canon Paper Deck Unit-F1 Service Manual

Compartment open
solenoid

Power Supply

A power source for the Paper Deck Unit is supplied by host machine. Supplied DC power is converted through the deck driver
PCB (PCB2) and sent to each loads.

Jam Detection

The Paper Deck Unit equips 2 sensors as shown in the figure to detect paper feeding correctly. Paper jam is detected by reading
the check timing signal stored in the host machine. When the host machine detects a jam, the host machine ejects all sheets of
Compartment open/close sensor
PS8
SW1 SW1
SL2
DC5V
12V
power
J1
DC3.3V
power
Host
Machine
Deck driver
PCB (PCB2)
24V
Compartment open/close
detection switch
LED100
5V
Sensor
5V
Box driver
PCB(PCB3)
3.3V
3.3V
Switch
Solenoid
24V
Switch
Motor
21
2. Technology