Ricoh Aficio SP 5100N, Service Manual

Page: 13 / 175

SM i G186
G186
TABLE OF CONTENTS
INSTALLATION
1. INSTALLATION ........................................................................... 1-1
1.1 INSTALLATION REQUIREMENTS ............................................................1-1
PREVENTIVE MAINTENANCE
2. PREVENTIVE MAINTENANCE.................................................... 2-1
2.1 PM INTERVALS .........................................................................................2-1
REPLACEMENT AND ADJUSTMENT
3. REPLACEMENT AND ADJUSTMENT ........................................ 3-1
3.1 GENERAL PRECAUTIONS ON DISASSEMBLY .......................................3-1
3.1.1 CHECK POINTS FOR SERVICING ..................................................3-1
3.1.2 RELEASING PLASTIC LATCHES.....................................................3-1
3.2 EXTERIOR COVER ...................................................................................3-2
3.2.1 COVER RIGHT..................................................................................3-2
3.2.2 REAR COVER...................................................................................3-3
3.2.3 COVER LEFT....................................................................................3-4
3.2.4 TOP COVER .....................................................................................3-5
3.2.5 OPEN COVER...................................................................................3-7
3.2.6 INNER COVER..................................................................................3-8
3.2.7 BY-PASS TRAY ................................................................................3-9
3.3 PAPER FEED AND EXIT .........................................................................3-12
3.3.1 KNOCK UP PLATE UNIT ................................................................3-12
3.3.2 EXIT ROLLER .................................................................................3-12
3.3.3 REGISTRATION ROLLER UNIT .....................................................3-14
3.3.4 BY-PASS PICK UP UNIT ................................................................3-16
3.3.5 STOPPER ROLLER UNIT...............................................................3-19
3.3.6 IDLE ROLLER UNIT........................................................................3-19
3.3.7 PICK UP AND REGISTRATION ROLLER ......................................3-20
3.3.8 FEED ROLLER................................................................................3-23
3.3.9 RUBBER PAD .................................................................................3-24
3.4 LASER OPTICS .......................................................................................3-25
3.4.1 LSU .................................................................................................3-25
3.5 IMAGE TRANSFER..................................................................................3-26
3.5.1 TRANSFER ROLLER......................................................................3-26
CAUTIONS When Replacing a Transfer Roller ..................................3-27
3.6 FUSING ....................................................................................................3-28
3.6.1 FUSER UNIT...................................................................................3-28