Table Of Contents - Ricoh JP5800 Service Manual

1. OVERALL INFORMATION.......................................................... 1-1
1.1 ESSENTIAL DIFFERENCES BETWEEN C232 AND C229 MODELS....... 1-1
1.2 SPECIFICATIONS ..................................................................................... 1-2
1.3 GUIDE TO COMPONENTS AND THEIR FUNCTIONS............................. 1-6
1.3.1 MACHINE EXTERIOR...................................................................... 1-6
1.4 MACHINE INTERIOR ................................................................................ 1-7
1.5 OPERATION PANEL ................................................................................. 1-9
1.5.1 KEYS ................................................................................................ 1-9
1.1.2 INDICATORS.................................................................................. 1-11
1.6 PRINTING PROCESS OVERVIEW ......................................................... 1-12
1.7 MECHANICAL COMPONENT LAYOUT.................................................. 1-13
1.8 ELECTRICAL COMPONENT LAYOUT ................................................... 1-15
1.8.1 PRINTED CIRCUIT BOARD LAYOUT ........................................... 1-15
1.8.2 SCANNER SECTION ..................................................................... 1-16
1.8.3 PAPER FEED SECTION ................................................................ 1-16
1.8.4 MASTER EJECT, PRESSURE CYLINDER,
AND OTHER SECTIONS ............................................................... 1-17
1.8.5 PAPER DELIVERY SECTION ........................................................ 1-18
1.8.6 MASTER MAKING UNIT ................................................................ 1-18
1.8.7 DRUM UNIT.................................................................................... 1-19
1.8.8 RELAY UNIT................................................................................... 1-20
1.8.9 VERTICAL TRANSPORT UNIT, BACK PLATE UNIT, AND OTHER
SECTIONS .............................................................................................. 1-20
1.8.10 TRAY 1, TRAY 2........................................................................... 1-21
1.8.11 PAPER DELIVERY TABLE........................................................... 1-21
1.8.12 TABLES OF ELECTRICAL COMPONENTS................................. 1-22
1.9 DRIVE LAYOUT ...................................................................................... 1-28
1.9.1 OVERVIEW .................................................................................... 1-28
1.9.2 MAIN DRIVE................................................................................... 1-29
2. DETAILED SECTION DESCRIPTIONS....................................... 2-1
2.1 PAPER BANK ............................................................................................ 2-1
OVERVIEW ............................................................................................... 2-1
2.1.2 PAPER FEED ................................................................................... 2-2
2.1.3 TANDEM TRAY MECHANISMS....................................................... 2-4
2.1.4 PAPER LIFT ..................................................................................... 2-7
2.1.5TRAY UPPER LIMIT DETECTION
AND PAPER HEIGHT CONTROL..................................................... 2-8
2.1.6 SIDE FENCE POSITIONING AND PAPER SIZE DETECTION........ 2-9
2.1.7 VERTICAL TRANSPORT ............................................................... 2-11
2.2 PAPER DELIVERY TABLE...................................................................... 2-12
2.2.1 SIDE AND END PLATE DRIVE ...................................................... 2-12
2.3 MAIN MOTOR PROTECTION MECHANISM .......................................... 2-13

TABLE OF CONTENTS

1