Paper Feed Unit Pb1050 - Ricoh D117 Service Manual

PAPER FEED UNIT PB1050 (D573)
1. REPLACEMENT AND ADJUSTMENT ............................................ 1
1.1 BEFOREHAND .............................................................................................. 1
1.2 PAPER FEED UNIT (D573) ........................................................................... 2
1.2.1 REAR COVER ...................................................................................... 2
1.2.2 CONTROLLER BOARD ........................................................................ 3
Controller Board ....................................................................................... 3
Controller Board with the Bracket ............................................................. 4
1.2.3 PICK-UP ROLLER ................................................................................ 5
Pick-up Roller ........................................................................................... 5
1.2.4 FRICTION PAD .................................................................................... 7
1.2.5 PAPER FEED ROLLERS ..................................................................... 8
Paper Feed Roller (Driven side) ............................................................... 8
Paper Feed Roller (Driving Side).............................................................. 9
1.2.6 PAPER END SENSOR 1 AND 2 ........................................................ 11
1.2.7 PAPER FEED SENSOR ..................................................................... 13
1.2.8 TRAY BOTTOM PLATE PRESSURE SENSOR AND HP SENSOR .. 14
Tray Bottom Plate Position Sensor 1...................................................... 14
Tray Bottom Plate HP Position Sensor ................................................... 15
1.2.9 TRAY SET SENSOR .......................................................................... 16
1.2.10 RIGHT DOOR OPEN/CLOSE SENSOR ...................................... 17
1.2.11 TRAY LIFT MOTOR ..................................................................... 18
1.2.12 PAPER FEED MOTOR ................................................................ 19
1.2.13 PAPER FEED CLUTCH AND RELAY CLUTCH .......................... 20
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TABLE OF CONTENTS
i D573