Ricoh B234 - Lcit B832

SM i B832
LCIT B832
TABLE OF CONTENTS
1. REPLACEMENT AND ADJUSTMENT ............................................1
1.1 FRONT DOOR AND COVERS.....................................................................1
1.2 INNER COVER, PAPER FEED UNIT...........................................................2
1.3 PAPER FEED ROLLER ...............................................................................3
1.4 LCT MOTORS..............................................................................................4
1.4.1 PAPER FEED, GRIP MOTORS ..........................................................4
1.4.2 6TH LIFT MOTOR...............................................................................5
1.4.3 4TH TRANSPORT MOTOR ................................................................6
1.4.4 5TH TRANSPORT MOTOR ................................................................7
1.4.5 LCT EXIT MOTOR...............................................................................8
1.4.6 6TH TRANSPORT MOTOR ................................................................9
1.4.7 4TH, 5TH LIFT MOTORS..................................................................10
1.5 IMAGE POSITION SENSOR BOARD, EXIT SENSOR..............................11
1.6 PAPER HEIGHT SENSORS, PAPER SIZE SENSORS.............................12
1.7 MAIN CONTROL BOARD ..........................................................................13
1.8 SIDE REGISTRATION ADJUSTMENT ......................................................14
1.9 ADJUSTING IMAGE POSITION SENSOR STRENGTH AND
SIDE-TO-SIDE REGISTRATION................................................................15
2. DETAILED DESCRIPTIONS..........................................................17
2.1 PAPER FEED.............................................................................................17
2.1.1 PAPER FEED ROLLERS ..................................................................17
2.1.2 PAPER FEED MOTORS ...................................................................18
2.1.3 PICK-UP AND FEED.........................................................................19
2.2 PAPER LIFT...............................................................................................20
2.2.1 TRAY DETECTION ...........................................................................20
2.2.2 LIFT MECHANISM ............................................................................20
2.2.3 LIFT SENSOR...................................................................................21
2.3 PAPER SIZE DETECTION.........................................................................22
2.4 REMAINING PAPER DETECTION ............................................................23
2.5 PAPER END DETECTION.........................................................................24
2.6 IMAGE POSITION CORRECTION.............................................................25
3. OVERALL MECHANICAL INFORMATION ...................................26
3.1 MECHANICAL COMPONENT LAYOUT ....................................................26
3.2 DRIVE LAYOUT .........................................................................................27
3.3 ELECTRICAL COMPONENTS...................................................................28
3.4 A4/LT LCT B832 LAYOUT (WITH BYPASS)..............................................30
3.5 ELECTRICAL COMPONENT SUMMARY...................................................31