Canon F-1, Service Manual

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Technology > Controls > DADF > Original Pickup Assembly
Technology > Controls > DADF > Original Pickup Assembly
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Original Pickup Assembly
● Original Pickup/Separation Control
Pickup operation is performed by the pickup roller, the separation roller and the feed roller 1.
Pickup motor (M1) drives the pickup roller, the separation roller and the feed roller 1.
When the top surface of the original stack is lowered while the original is fed, the original
pickup tray is moved up to keep the constant height of pickup position.
[Reference] Technology > Controls > Original Pickup Tray Assembly > Original Pickup Tray
Lifter Control
Error of pickup operation is detected by the post-separation sensor 3. If an original cannot be
detected at the specified timing, a jam is notified.
M1
SEP
A_MOT
Original
PCB2
SEP
A3_AD
DADF driver PCB
F-2-89