Ricoh D009 - Paper Feed Unit Pb3040 (D351)

SM i D351
PAPER FEED UNIT PB3040 (D351)
TABLE OF CONTENTS
1. REPLACEMENT AND ADJUSTMENT............................................1
1.1 REAR COVER .............................................................................................. 1
1.2 MOTORS AND CLUTCHES ......................................................................... 2
1.2.1 LIFT MOTORS..................................................................................... 2
1.2.2 UPPER AND LOWER PAPER FEED CLUTCHES.............................. 2
1.2.3 PAPER FEED MOTOR........................................................................ 3
1.3 MAIN BOARD ............................................................................................... 4
1.4 LIFT, PAPER END, AND RELAY SENSORS ............................................... 5
1.5 PAPER FEED UNIT...................................................................................... 6
1.6 PICK-UP, PAPER FEED AND SEPARATION ROLLERS............................. 7
2. DETAILS ..........................................................................................8
2.1 COMPONENT LAYOUT ............................................................................... 8
2.1.1 MECHANICAL COMPONENT LAYOUT.............................................. 8
2.1.2 ELECTRICAL COMPONENT LAYOUT ............................................... 9
2.2 PAPER FEED ............................................................................................. 10
2.3 PAPER SIZE DETECTION ......................................................................... 11
2.4 REVERSE ROLLER AND PICK-UP ROLLER RELEASE........................... 13
2.5 PAPER HEIGHT AND END DETECTION................................................... 14
2.5.1 PAPER HEIGHT DETECTION........................................................... 14
2.5.2 PAPER END AND BOTTOM PLATE................................................. 15
2.6 PAPER LIFT ............................................................................................... 16