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magicolor® 3100 Series
Service Manual
1750051-001B
The essentials of imaging
www.minolta-qms.com
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ii
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Introduction
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Introduction 1. Trademarks The following are trademarks or registered trademarks of their respective owners. Other product names mentioned in this manual may also be trademarks or registered trademarks of their respective owners. Registered trademarks are registered in the United States Patent and Trademark Office; some trademarks may also be registered in other countries. QMS, magicolor, and the MINOLTA-QMS logo are registered trademarks of MINOLTA-QMS, Inc. Minolta is a trade-mark of Minol
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Cautions for operation 1. Marks giving caution Maintenance operations requiring special cautions or additional information to descriptions of this manual are presented as "Warning", "Caution", or "Note", according to their nature. If instructions are not observed, death or serious injury may be caused. If instructions are not observed, injuries of workers or physical damages to assets (including this laser printer) may result. Particularly important essentials for procedures, steps, rules, and
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Introduction While the printer is ON, never touch live parts if not required absolutely. Power is supplied to the power switch / inlet (LVPS ASSY) even while the printer is off. Never touch its live components. Do not touch live parts unless otherwise specified. vii
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3.2 Driving units When servicing gears or other driving units, be sure to turn them OFF and plug off. Drive them manually when required. Never touch the gears or other driving units while the printer is running. 3.3 High-temperature units When servicing high-temperature units (securing unit, etc.), be sure to turn them OFF to prevent burns, injuries and other troubles, remove the power plug and start service processes after they have cooled down enough. Immediately after completion of operat
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Introduction 3.5 Warning/caution labels Warning labels and caution labels are attached to this laser printer to prevent accidents Check those labels for their peeling or stain when servicing the printer. 3.5.1 Caution label for high-temperature units ix
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4. List of Abbreviations ADC Automatic Density Control MPT Multipurpose Tray AG Analog Ground MSI Multi Sheet Inserter AUX Auxiliary N/F Normal Force B/W Blank and White NP No Paper BCR Bias Charge Roller NVM Non Volatile Memory BTR Bias Transfer Roller (Image Transfer Roller) OPC Organic Photo Conductor BUR Back Up Roller P/H Paper Handling C Cyan PCDC Pixel Count Dispense Control CART Cartridge PHD Printer Head (Imaging Cartridge) CCW Counterclockwise Pixel Picture Cell (Picture Element) CL Cl
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Introduction Unpacking the Printer The printer must be carried horizontally with two or more persons. Extreme care must be taken to avoid personal injuries Check visually the printer for evidence of any damages. Peel all tapes off the printer. Remove protection parts (2 pieces) from the paper tray. xi
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xii
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Contents
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CONTENTS Introduction ..................................................................................................... iii 1. Trademarks ...................................................................................................................... v 2. Copyright Notice............................................................................................................... v 1. Marks giving caution.................................................................................
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1.3 Test Print Pattern .............................................................................................................................. 2-98 2. Diagnostics Using the MINOLTA- QMS magicolor 3100 Diagnostics (Hanabi Service Commander).........................................................................................2-99 2.1 General ............................................................................................................................................. 2-99
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Table of Contents RRP3.8 SWITCH ASSY SIZE (PL3.2.4)...............................................................................................3-158 RRP3.9 LEVER LOW PAPER (PL3.2.7) .............................................................................................. 3-160 RRP3.10 INDICATOR (PL3.2.8)........................................................................................................... 3-162 RRP3.11 GUIDE INDICATOR (PL3.2.10) ......................................
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RRP7.2 ROLL EXIT (PL7.1.4) ............................................................................................................. 3-214 RRP7.3 ROLL MID (PL7.1.5)................................................................................................................ 3-215 RRP7.4 MOTOR ASSY DUP (PL7.1.8) ................................................................................................ 3-216 RRP8. BTR ASSY & FUSER........................................................
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Table of Contents Chapter 4 Plug/Jack (P/J) Connector Locations...................................... 4-271 1. Connector [P (plug) / J (jack)]....................................................................................4-273 1.1 List of P/J ........................................................................................................................................ 4-273 1.2 P/J layout diagram ......................................................................................
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6.2 Operation Modes ............................................................................................................................ 6-360 7. Control.......................................................................................................................6-361 7.1 Control of Paper Size...................................................................................................................... 6-361 7.2 Selective Control on Paper Pick-up Unit.....................
