Toshiba e-studio550 Service Manual page 127

9. 3. Operation
9. 3. 1. Operation of bypass pickup roller
Bypass pickup solenoid
Spring
Pickup arm
Lever
Bypass pickup roller
Shaft
Bypass feed roller
When the bypass pickup solenoid is turned ON, the plunger is pulled and the lever is revolved and brought
down. The pickup arm, which is linked with the lever, is also brought 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
a
A
B
When the cassette is inserted, the protrusion at the rear side of the cassette pushes the lever (a) to the
direction of A. Then the pickup roller and roller holder are lowered by the spring force of (B).
e-STUDIO550/650/810 PAPER FEEDING SYSTEM 9 - 4 JUNE 2002 © TOSHIBA TEC