Sharp AR-BC260 Service Manual page 68

d. Paper exit section
No. Name
1 Paper exit sensor
2 Offset motor
3 Shifter home position sensor
4 Paper exit switch gate solenoid
(4) Operational descriptions
a. Paper feed tray section operation
The paper pickup roller moves up and down to press paper and
separates the top paper, which is fed to the paper feed roller.
The paper feed roller feeds paper to the paper transport section.
The separation roller prevents against double feed.
Up and down movement of the pickup roller is driven by the pickup
solenoid, and ON/OFF control of the pickup roller and the paper
feed roller is performed by the paper feed clutch.
Pickup roller
Paper feed roller
Separation roller
The paper lift plate lifts paper to control the upper limit position of
paper so that the pressure between the top paper and the pickups
roller remains constant. Lifting is performed by the lift motor and
the lift gear.
4
4
Code, Signal name
POD2 Detects discharged paper.
OSM Drives the paper exit offset.
HPOS Detects the offset home position.
GSS Drives the face-up/down switch gate.
Paper feed motor
Paper feed clutch
AR-BC260 DESCRIPTIONS OF EACH SECTION 7 - 31
1
Function
The lift position is detected by the paper upper limit detector to
control the pressure between the top paper and the pickup roller.
Lift motor
Lift plate
Upper limit detectors
Paper size detector
Lift motor
3
2
Paper feed
rollers
Separation
Pickup
rollers
roller