Ricoh B291 Service Manual page 659

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BOOKLET FINISHER B546
1. OVERALL MACHINE INFORMATION............................................ 1
1.1 MECHANICAL COMPONENT LAYOUT....................................................... 1
2. DETAILED DESCRIPTIONS ........................................................... 2
2.1 JUNCTION GATE MECHANISM .................................................................. 2
2.1.1 SHIFT TRAY MODE ............................................................................ 2
A4/LT sideways or shorter ....................................................................... 2
Longer than A4 sideways......................................................................... 2
2.1.2 PROOF TRAY MODE.......................................................................... 3
2.1.3 BOOKLET STITCH MODE .................................................................. 3
2.2 PRE-STACK MECHANISM .......................................................................... 4
2.3 PAPER SHIFT MECHANISM ....................................................................... 5
2.4 PAPER POSITIONING MECHANISM .......................................................... 6
2.5 STAPLER UNIT MOVEMENT MECHANISM ............................................... 7
2.5.1 DRIVE.................................................................................................. 7
2.5.2 MOVEMENT ........................................................................................ 7
Front and Rear Stapling........................................................................... 7
Tow-position Stapling............................................................................... 7
2.6 STAPLER ..................................................................................................... 8
2.7 SHIFT TRAY MECHANISM.......................................................................... 9
2.8 BOOKLET UNIT GATE MECHANISM........................................................ 10
2.10 POSITIONING ROLLER MECHANISM .................................................... 13
2.11 BOOKLET UNIT JOGGER MOVEMENT MECHANISM........................... 14
2.12 BOOKLET STAPLER UNIT ...................................................................... 15
2.13 PAPER FOLDER MECHANISM ............................................................... 16
3. REPLACEMENT AND ADJUSTMENT ......................................... 18
3.1 REMOVAL .................................................................................................. 18
3.1.1 UPPER DOOR................................................................................... 18
3.1.2 UPPER REAR COVER......................................................................19
3.1.3 LOWER REAR COVER.....................................................................19
3.1.4 TOP COVER...................................................................................... 20
3.1.5 UPPER INNER COVER ....................................................................20
3.1.6 SHIFT TRAY UNIT ............................................................................ 21
3.1.7 UPPER SHIFT GUIDE....................................................................... 22
3.1.8 LOWER SHIFT GUIDE...................................................................... 22
3.1.9 EXIT UNIT ......................................................................................... 23
3.1.10 BUFFER ROLLER UNIT.................................................................. 24
3.1.11 STAPLER ........................................................................................ 25
3.1.12 FINISHER BOARD ......................................................................... 26
3.1.13 BOOKLET UNIT .............................................................................. 27
SM
CÓPIA NÃO CONTROLADA
TABLE OF CONTENTS
i
CÓPIA NÃO CONTROLADA
B546

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