Sharp AR-BC320, Руководство по обслуживанию, Страница: 71 / 344

AR-BC320 DESCRIPTIONS OF EACH SECTION 7 - 30
b. Paper tray lift unit
c. Paper feed unit
No. Name Code, Signal name Function
1 Paper tray lift unit — Drives the paper tray lift plate.
2 Paper size detection actuator — Transmits the status data of the paper size block to the paper size detector.
3 Paper tray lift unit control PWB — Controls the paper tray lift unit.
4 Lift motor LUMx Drives the lift plate.
5 Paper size detector (switch) CxSSx Detects the paper size set by the paper size set block.
6 Lift position sensor CxPDx Detects the lift plate position.
2
3
4
5
6
1
No. Name Code, Signal name Function
1 Paper tray paper feed unit — Feeds paper from the paper tray to the transport section.
2A Paper empty detector PEDx Detects paper empty in the paper tray.
2B Paper upper limit detector LUDx Detects the paper upper limit position. (Keeps the friction between the paper
pickup roller and paper at a constant level.)
3 Paper pickup roller — Feeds paper to the paper feed roller.
4 Paper feed clutch CPFCx Controls ON/OFF of the paper feed roller.
5 Paper feed roller — Feeds paper to the paper transport section.
6 Separation roller — Separates paper to prevent against double feed.
3
5
2A
2B
4
1
6