Ricoh D023, Service Manual, Page: 1178 / 1522

SM i D352
LCIT PB3050 (D352)
TABLE OF CONTENTS
1. REPLACEMENT AND ADJUSTMENT ............................................ 1
1.1 LEFT AND RIGHT TRAY ...............................................................................1
1.2 SENSORS .....................................................................................................2
1.2.1 PAPER HEIGHT SENSORS ON THE PAPER STORAGE SIDE .........2
1.2.2 END FENCE HP SENSOR/PAPER END SENSOR 2 ..........................2
1.3 CHANGING THE TRAY SIZE ........................................................................3
1.4 MAIN BOARD ................................................................................................4
1.5 CLUTCHES....................................................................................................5
1.5.1 STACK TRANSPORT CLUTCH ...........................................................5
1.5.2 PAPER FEED CLUTCH........................................................................5
1.6 PAPER FEED UNIT .......................................................................................6
1.7 MOTORS .......................................................................................................7
1.7.1 TRAY LIFT MOTOR..............................................................................7
1.7.2 TRAY MOTOR ......................................................................................8
1.8 PICK-UP, FEED AND SEPARATION ROLLERS...........................................9
1.9 PAPER FEED, PAPER END, LIFT AND RELAY SENSORS.......................10
1.10 PAPER FEED ........................................................................................11
2. DETAILS ......................................................................................... 12
2.1 COMPONENT LAYOUT ..............................................................................12
2.1.1 MECHANICAL COMPONENT LAYOUT.............................................12
2.1.2 ELECTRICAL COMPONENT LAYOUT ..............................................13
2.1.3 ELECTRICAL COMPONENT DESCRIPTIONS..................................14
2.2 SEPARATION ROLLER AND PICK-UP ROLLER RELEASE......................16
2.3 TRAY LIFT ...................................................................................................17
2.4 PAPER AMOUNT DETECTION...................................................................18
2.5 PAPER END DETECTION (PAPER FEED SIDE) .......................................19
2.6 PAPER STACK TRANSPORT.....................................................................20