Canon NP7130F- User Manual

Canon NP7130F

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Table of Contents:

  • Page 3 – INTRODUCTION
  • Page 4 – i i
  • Page 5 – i i i
  • Page 7 – CONTENTS; CHAPTER 1 GENERAL DESCRIPTION
  • Page 8 – v i; CHAPTER 4 IMAGE FORMATION SYSTEM; CHAPTER 6 FIXING SYSTEM
  • Page 9 – v i i; CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS; CHAPTER 10 MAINTENANCE AND SERVICING
  • Page 10 – v i i i; APPENDIX
  • Page 13 – FEATURES; Personal Copier with a Zoom Function and a Fixed Copyboard; ADF Type
  • Page 14 – Mechanisms; Copier; Type
  • Page 15 – Performance
  • Page 16 – Others
  • Page 17 – Default Ratios
  • Page 18 – ADF
  • Page 20 – External View; Copyboard Type
  • Page 23 – Cross Section; Body
  • Page 25 – IV. USING THE MACHINE; Control Panel
  • Page 27 – User mode
  • Page 28 – V. ROUTINE MAINTENANCE BY THE USER; Soiled Images
  • Page 29 – If Jams Occur Frequently
  • Page 31 – Outline
  • Page 35 – BASIC OPERATIONS; Functional Construction
  • Page 36 – Outline of Electrical Circuitry
  • Page 37 – Basic Sequence of Operations
  • Page 40 – Operations
  • Page 41 – Inputs to and Outputs from the DC Controller
  • Page 45 – Inputs to and Outputs from the ADF
  • Page 49 – OPERATIONS
  • Page 50 – Varying the Reproduction Ratio
  • Page 51 – Lens Drive System
  • Page 52 – Scanner Drive System
  • Page 53 – Relationship between Scanner Sensor and Signal
  • Page 54 – Controlling the Copying Speed
  • Page 55 – Controlling the Scanner/Lens Drive Motor
  • Page 57 – Controlling the Scanning Lamp
  • Page 59 – Related Service Mode
  • Page 60 – Related Error Code
  • Page 62 – Scanner Drive Assembly
  • Page 65 – Outline of the Scanner Drive Cable
  • Page 66 – Routing the Scanner Drive Cable
  • Page 80 – Lens Drive Assembly; Removing the Lens Cable
  • Page 84 – Routing the Lens Cable
  • Page 86 – Exposure System; Removing the Scanning Lamp
  • Page 89 – Removing the Thermal Fuse
  • Page 90 – Removing the Thermistor Unit
  • Page 93 – IMAGE FORMATION SYSTEM
  • Page 95 – Timing Chart for the Image Formation System
  • Page 96 – Primary Charging Roller Bias Control
  • Page 98 – Table 4-102 Relationship between DC Bias Output and Signal
  • Page 101 – Controlling the Transfer Roller Bias
  • Page 104 – Controlling the Developing/Separation Static Eliminator Bias
  • Page 106 – Table 4-104 Relationship between Developing DC Bias and Signals
  • Page 107 – Developing DC Bias Voltage Level Control
  • Page 110 – Measuring the Density of Originals
  • Page 111 – YZghdefghiJK
  • Page 116 – Controlling the Pre-Exposure Lamp
  • Page 118 – Controlling the Side Blanking Mechanism
  • Page 119 – II. DEVELOPING ASSEMBLY/CLEANING ASSEMBLY
  • Page 120 – Detecting the Level of Toner
  • Page 122 – Detecting Waste Toner
  • Page 123 – Primary Charging Roller Cleaning Control
  • Page 124 – Timing of Cleaning
  • Page 126 – Drum Unit
  • Page 127 – Removing the Drum Unit
  • Page 128 – Cleaning
  • Page 129 – After Replacing the Drum Unit; PRIMARY
  • Page 131 – Blank Exposure
  • Page 135 – Developing Assembly; Construction
  • Page 143 – CHAPTER 5
  • Page 145 – PICKUP/FEEDING SYSTEM
  • Page 146 – Controlling the Pickup Roller
  • Page 148 – Controlling the Multifeeder Pickup Roller
  • Page 149 – Controlling the Copying Speed in Multifeeder Mode
  • Page 150 – Controlling the Movement of Paper; Controlling the Registration Roller
  • Page 151 – Pickup/Feeding Timing Chart
  • Page 152 – Detecting Jams
  • Page 156 – Delivery Delay Jam; Delivery Stationary Jam
  • Page 158 – Pickup Assembly; Removing the Pickup Roller
  • Page 161 – Removing the Pickup Clutch
  • Page 163 – Removing the Vertical Path Roller
  • Page 165 – Multifeeder Assembly; Removing the Multifeeder Unit
  • Page 167 – Removing the Separation Pad
  • Page 168 – Feeding Assembly; Detaching the Feed Belt
  • Page 174 – Delivery Assembly; Removing the Delivery Roller
  • Page 181 – Controlling the Fixing Temperature
  • Page 182 – Controlling the Temperature of the Fixing Heater
  • Page 184 – Correcting the Variation in the Resistance of the Fixing Heater
  • Page 186 – Protective Functions
  • Page 188 – Fixing Assembly
  • Page 190 – Removing the Fixing Lower Roller
  • Page 191 – Removing the Cleaning Roller
  • Page 195 – FANS
  • Page 197 – II. POWER SUPPLY SYSTEM; Outline of the Power Supply System
  • Page 198 – Power Supply Circuit
  • Page 200 – Detecting an Error on the Composite Power Supply PCB; Detecting an Over-Current in the Low-Voltage System; Protecting the Power Supply Circuit
  • Page 202 – External Covers
  • Page 204 – Removing the Top Cover
  • Page 207 – Removing the Front Lower Cover
  • Page 209 – Removing the Control Panel
  • Page 210 – Copyboard Glass; Removing the Copyboard Glass
  • Page 211 – Removing the Main Motor Unit
  • Page 215 – Electrical System; Removing the DC Controller PCB
  • Page 224 – Basic Construction; Outline of the Electric Circuitry
  • Page 225 – Inputs to and Outputs from the ADF Controller PCB
  • Page 226 – Basic Operations
  • Page 227 – One-Sided Original Mode
  • Page 228 – Detecting an Original
  • Page 229 – Identifying the Length of the Original
  • Page 230 – Pickup Operation; Operation
  • Page 234 – Delivery
  • Page 236 – Controlling the Pickup Motor
  • Page 237 – Controlling the Belt Motor
  • Page 238 – Detecting Original Jams
  • Page 239 – Power Supply
  • Page 241 – Removing the ADF
  • Page 245 – Drive System; Drive Unit
  • Page 248 – Feeding System; Pickup Roller
  • Page 250 – Registration Roller
  • Page 251 – Feeding Belt
  • Page 255 – ADF Controller PCB
  • Page 259 – SELECTING THE SITE
  • Page 260 – II. UNPACKING AND INSTALLATION; Unpacking and Installation; Setting up the Machine
  • Page 264 – Installing the Drum unit
  • Page 267 – Installing the Toner Cartridge
  • Page 269 – Attaching the ADF Auxiliary Tray (ADF type only)
  • Page 271 – Connecting the Power Cord
  • Page 272 – Adjusting the Machine
  • Page 274 – Installing the Copy Tray
  • Page 275 – Checking the Operation
  • Page 276 – Placing Copy Paper; Universal Cassette
  • Page 279 – III. MOVING THE MACHINE
  • Page 281 – MAINTENANCE AND SERVICING
  • Page 283 – PERIODICALLY REPLACED PARTS
  • Page 285 – TROUBLESHOOTING
  • Page 287 – Guide to the Troubleshooting Procedure
  • Page 289 – MAINTENANCE AND INSPECTION; Image Adjustment Basic Procedure
  • Page 290 – Points to Note for Servicing
  • Page 291 – II. STANDARDS AND ADJUSTMENTS; Mechanical
  • Page 316 – Adjusting the Original Stop Position; Correcting Original Skew
  • Page 318 – Adjusting the Rear/Front Original Stop Position
  • Page 321 – Adjusting the Original Leading Edge Stop Position
  • Page 327 – Electrical; After Replacing the Major Parts
  • Page 328 – Adjusting the Intensity of the Scanning Lamp
  • Page 330 – AE Adjustment
  • Page 333 – Primary Charging Output Voltage Correction (PRIMARY)
  • Page 337 – Checking the Photointerrupters
  • Page 338 – III. TROUBLESHOOTING IMAGE FAULTS; Making Initial Checks
  • Page 343 – Troubleshooting Image Faults
  • Page 345 – The copy is foggy vertically.
  • Page 346 – 3 The back of the copy is soiled.
  • Page 347 – 4 The copy has a fixing fault.
  • Page 348 – 8 The copy has a blurred image.
  • Page 349 – 9 The copy has horizontal fogging.
  • Page 350 – 1 The copy is blank.; 2 The copy is solid black.
  • Page 351 – IV. TROUBLESHOOTING MALFUNCTIONS; Troubleshooting Malfunctions
  • Page 356 – 4 AC power fails to turn on.
  • Page 357 – 5 DC power fails to turn on.
  • Page 359 – 8 The scanner fails to move forward.; 9 The registration roller fails to rotate.
  • Page 360 – 0 The blanking lamp fails to turn on.; 2 The scanning lamp fails to turn on.; 1 The pre-exposure lamp fails to turn on.
  • Page 361 – 3 The lens fails to turn on.; 4 The fixing heater fails to turn on.
  • Page 363 – V. TROUBLESHOOTING FEEDING PROBLEMS; Copy Paper Jam
  • Page 365 – Separation/Feeding Assembly
  • Page 366 – Faulty Feeding; Wrinkles
  • Page 367 – VI. ARRANGEMENT AND FUNCTIONS OF ELECTRI-; Sensors and Solenoids
  • Page 368 – Switches
  • Page 370 – PCBs
  • Page 372 – Variable Resistors (VR) and Check Pins by PCB; Composite Power Supply PCB
  • Page 374 – Starting Service Mode
  • Page 375 – Ending Service Mode
  • Page 376 – Clearing the Error Code from Memory
  • Page 385 – A. GENERAL TIMING CHART
  • Page 387 – B. SIGNALS AND ABBREVIATIONS
  • Page 389 – C. GENERAL CIRCUIT DIAGRAM
  • Page 391 – D. DC CONTROLLER CIRCUIT DIAGRAM
  • Page 399 – E. ADF CONTROLLER CIRCUIT DIAGRAM
  • Page 403 – F. COMPOSITE POWER SUPPLY CIRCUIT DIAGRAM
  • Page 413 – G. CONTROL PANEL CIRCUIT DIAGRAM
  • Page 415 – H. AE SENSOR CIRCUIT DIAGRAM
  • Page 416 – SENSOR CIRCUIT DIAGRAM
  • Page 417 – J. NOISE FILTER CIRCUIT DIAGRAM
  • Page 418 – K. HIGH VOLTAGE CONTACT CIRCUIT DIAGRAM
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COPYRIGHT © 1999 CANON INC. CANON NP6512/6612/7120/7130/7130F REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)

REVISION 0

FY8-13GB-000

AUG. 1999

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Summary

Page 3 - INTRODUCTION

COPYRIGHT © 1999 CANON INC. CANON NP6512/6612/7120/7130/7130F REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) i INTRODUCTION This service manual has been prepared for NP6512, NP6612, NP7120, NP7130, and NP7130F, providing basic information used for servicing the machines in the field so as toens...

Page 4 - i i

COPYRIGHT © 1999 CANON INC. CANON NP6512/6612/7120/7130/7130F REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) i i The following rules apply throughout this Service Manual: 1. Each chapter contains sections explaining the purpose of specific functions and therelationship between electrical and me...

Page 5 - i i i

COPYRIGHT © 1999 CANON INC. CANON NP6512/6612/7120/7130/7130F REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) i i i Model NP6512NP6612NP7120NP7120NP7130NP7130 NP7130F Type code TWA TXA PUBPUC NVF PTZ NVH Default ratio 2R2E2R2E2R2E2R2E3R1E2R2E3R1E ADF as standard √ √ Cassette 250 sheets250 sheets...

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