Ricoh M160 Service Manual page 822

PAPER FEED UNIT PB1070 / PAPER
FEED UNIT PB1060 (M440/M441)
1. PRODUCT INFORMATION .............................................................. 1
1.1 OVERVIEW ....................................................................................................................... 1
1.1.1 SPECIFICATION .................................................................................................... 1
1.1.2 MECHANICAL COMPONENTS ............................................................................. 2
1.1.3 DETAILED DESCRIPTIONS .................................................................................. 3
Paper size detection ................................................................................................... 3
Paper Feed and Separation ....................................................................................... 4
Paper Lift .................................................................................................................... 5
Paper End Detection .................................................................................................. 5
2. REPLACEMENT AND ADJUSTMENT ............................................ 6
2.1 PAPER FEED UNIT PB1060 (250 SHEETS) / PB1070 (500 SHEETS) .......................... 6
2.1.1 PAPER FEED TRAY ............................................................................................... 6
2.1.2 EXTERIOR ............................................................................................................. 6
Right Cover PB1070 (500 Sheets) ............................................................................. 6
Right Cover PB1060 (250 Sheets) ............................................................................. 7
2.1.3 FRICTION PAD ...................................................................................................... 8
2.1.4 PAPER FEED ROLLER ......................................................................................... 8
2.1.5 TRAY MAIN BOARD .............................................................................................. 9
2.1.6 PAPER FEED CLUTCH ......................................................................................... 9
2.1.7 PAPER FEED MOTOR......................................................................................... 10
2.1.8 PAPER END SENSOR ......................................................................................... 11
2.1.9 PAPER FEED SENSOR ....................................................................................... 12
2.1.10 PAPER SIZE DETECTION SWITCH ................................................................... 13
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TABLE OF CONTENTS
i M440/M441