Ricoh D072 Service Manual page 672

Component Layout
- Left Cover
- Original Set
- Inverter
Solenoids
- Junction Gate
Magnetic Clutches
- DF Feed
PCBs
- Main
B872
clutch in single-sided mode.
Detects the trailing edge of the original to turn
off the transport and feed motor and junction
gate solenoid in single-sided mode.
Detects the trailing edge of the original to turn
on the DF feed clutch.
In single-sided mode, used to detect original
misfeeds.
Detects whether the feed-in cover is opened
or not.
Detects if an original is on the original tray.
Detects the leading edge of the original to turn
off the DF feed motor and checks for original
misfeeds.
Opens and closes the junction gate.
Drives the feed and pick-up rollers.
Interfaces the sensor signals with the copier,
and transfers the magnetic clutch, solenoid
and motor drive signals from the copier.
10
4
10
7
9
1
8
SM