Sharp SF-2050 Service Manual page 19

10. Large capacity cassette unit (LCC)
8
9
6
4
10
Signal name
1
TLMD Tray upper limit sensor
2
TLD Tray lower limit sensor
3
TUD Tray paper upper section sensor
4
TPTD Tray shift quantity sensing PT sensor
Door open
5
TCD
Tray SW PWB
6
— Tray lift motor
7
LPFS Paper feed solenoid
8
LPFC Paper feed clutch
9
LPFC2 Paper feed reverse clutch
F
— Fuse PWB unit
G
— Upper lock SW
11 1 3
Part name Switch/sensor
5 – 10
7
Function/operation
Sensor Tray upper limit sensing
Sensor Tray lower limit sensing
Tray paper upper section and paper
Sensor
presence sensing
Sensor Remaining paper quantity sensing
— Door (tray) open/close sensing
— Tray up down
— Paper feed roller pressing
— Paper feed roller rotation
— Double feed preventing clutch
—
Upper limit lock sensing (Cutting the motor
Switch
power for safety.)
5
2
Remark
—