Read Sharp AR-810 (serv.man24) Service Manual online
AR-651/810 PAPER FEEDING SECTION 9 - 4
9. 3. Operation
9. 3. 1. Operation of bypass pickup roller
When the bypass pickup solenoid is turned ON, the plunger is pulled and the lever is rotated and lowered.
The pickup arm, which is linked with the lever, is also lowered with the lever by its own weight. When the
bypass pickup solenoid is turned OFF, the pickup arm is brought up by the spring force.
The driving force transmitted through the bypass feed clutch is also transmitted to the bypass feed roller
through the shaft and then to the bypass pickup roller through the timing belt. The roller is rotated by this
driving force.
9. 3. 2. Operation of cassette pickup roller
When the cassette is inserted, the protrusion at the rear side of the cassette pushes the lever (a) in the A
direction. Then, the pickup roller and roller holder are lowered by the spring force of (B).
Bypass pickup roller
Spring
Bypass feed roller
a
A
B
Bypass pickup solenoid
Lever
Pickup arm
Shaft
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