Ricoh B079, Service Manual

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SM i B546
BOOKLET FINISHER B546
TABLE OF CONTENTS
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
2.9 RELAY ROLLER AND POSITIONING PLATE MECHANISM ....................12
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