Ricoh Aficio MP C3001 Service Manual page 1489

2.1.3 ELECTRICAL COMPONENT DESCRIPTIONS
Boards
Item No.
Main Board 17 Controls the finisher.
Punch Board 51 Controls the punch unit.
Sensors
Item No.
Proof Tray
1 Detects paper when it is fed out to the proof tray.
Exit Sensor
Shift Tray
3 Detects paper when it is fed out to the shift tray.
Exit Sensor
Shift Tray
Position 5 Detects when the shift tray is at the correct height to receive paper.
Sensor
Rear
Booklet One of two sensors that the machine uses to determine when the
6
Tray Full booklet tray is full.
Sensor
Front
Booklet One of two sensors that the machine uses to determine when the
7
Tray Full booklet tray is full.
Sensor
Proof Tray
8 Detects when the proof tray is full.
Full Sensor
Exit Guide
Plate HP 9 Detects when the exit guide plate is at home position
Sensor
Entrance
10 Detects when paper comes into the finisher
Sensor
Staple Tray
12 Detects paper leaving the bottom of the stapler
Exit Sensor
Lower Limit Detects when the shift tray has moved to its lowest possible position
19
Sensor (the shift tray is full).
Upper
Cover 20 Detects when the upper cover is open
Sensor
Shift Motor Detects when the side-to-side motion of the shift roller is at home
24
HP Sensor position
SM
Purpose
Purpose
37
Component Layout
B793