Canon NP6621 manuály

Canon NP6621 Servisní příručka (340 strany)

Značka: Canon | Kategorie: Kopírky | Velikost: 3.79 MB |

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Tabulka s obsahem

FY8-13F4-000

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COPYRIGHT © 1998 CANON INC

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Introduction

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CONTENTS

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CHAPTER 5 INSTALLATION

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CHAPTER 4 MECHANICAL SYSTEM

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CHAPTER 1

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I. FEATURES

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II. SPECIFICATIONS

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3. Performance

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4. Others

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Cassette Feeding Unit-K1

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C. Paper Deck Pedestal-K1

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A. Exterior

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B. Cross Section

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2. Cassette Feeding Module-A2

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3. Cassette Feeding Unit-K1

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4. Paper Deck Pedestal-K1

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GENERAL DESCRIPTION

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A. Control Panel

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Figure 1-402

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Table 1-403

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B. Making Copies

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C. Using the Stack Bypass

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D. User Mode

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3. Auto Clear Time

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4. Auto Energy Saver Time

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5. Zoom Fine Adjustment

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Sorter (options))

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11. Initializing User Mode

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V. WARNINGS AND

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Door/Sorter/Stapler Sorter)

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Cartridge)

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Sealing tape

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B. Cleaning the Static Charge

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Eliminator

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VI. ROUTINE CLEANING

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CHAPTER 2

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COPYING PROCESS

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I. IMAGE FORMATION

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B. Latent Static Image

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Formation Block

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Pre-exposure lamp

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Primary charging roller

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Toner Blade

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Cylinder

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Developing

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G. Step 5 (transfer)

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H. Step 6 (separation)

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J. Step 8 (drum cleaning)

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I. Step 7 (fixing)

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II. AUXILIARY PROCESS

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CHAPTER 3

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I. BASIC OPERATIONS

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B. Outline of Electrical Cir

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Figure 3-103

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Figure 3-104

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Figure 3-105

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Figure 3-106

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Figure 3-107

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Figure 3-108

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Figure 3-109

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Figure 3-110

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Figure 3-111

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Figure 3-112

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Driver PCB

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Figure 3-115

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Figure 3-117

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Figure 3-118

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Figure 3-119

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Figure 3-120

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H. Main Motor Control Circuit

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Figure 3-122

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Table 3-101

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J. Original Size Detection

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3. Original Size Detection

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II. EXPOSURE SYSTEM

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Figure 3-202

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Microprocessor

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C. Scanner Drive System

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III. IMAGE FORMATION

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Figure 3-302

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C. Controlling the Scanning

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D. Controlling the Primary

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Charging Roller

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E. Controlling the Transfer

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Roller Bias

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1. Outline

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Static Eliminator Bias

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G. Controlling the Developing

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OPERATIONS AND TIMING

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H. Copy Density Automatic

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3. AE Adjustment

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I. Developing/Cleaning As

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J. Blank Exposure Control

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Margin and Sheet Gap

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K. Primary Charging Roller

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Cleaning Control

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L. Transfer Roller Locking/

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Releasing Control

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IV. PICK-UP/FEEDING

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Figure 3-401

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Figure 3-402

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B. Making Two-Sided Copies

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(1 copy)

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(forward)

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C. Duplexing Unit

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2. Set-Back Operations

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Set-back roller 1

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Set-back rollers

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12mm12mm

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Set-back roller

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Duplex exit

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3. Re-Pick Up Operation

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Slip roller

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Photosensitive

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D. Pick-Up from the Cassette

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Feeding Module-A2

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Figure 3-427

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E. Pick-Up from the Cassette

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Feeding Unit-K1

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Figure 3-429

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Figure 3-430

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F. Paper Deck Pedestal-K1

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2. Pick-Up/Feeding Operation

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Figure 3-433

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3. Lifter Operation

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Figure 3-435

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Paper detecting spacer

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Paper detecting lever

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Paper sensor (PS1)

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G. Multifeeder

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Slide guide (Front)

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Multifeeder tray

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Slide guide (rear)

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DC controller PCB

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Variable resistor (VR1)

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Figure 3-440

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Cassette

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Paper size lever

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Guide plates (vertical)

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Guide plate (horizontal)

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I. Fixing/Delivery Assembly

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Table 3-403

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2. Oil Application Roller

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Figure 3-443

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5. Protection Mechanism

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J. Detecting Jams

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COPYRIGHT

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7. Separation Delay Jam

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8. Separation Timing Jam

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9. Delivery Delay Jam

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10. Delivery Stationary Jam

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1.3 sec 1.3 sec

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Figure 3-456

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Figure 3-457

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V. POWER SUPPLY

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B. Power Supply Circuitry

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C. Detecting Errors on the

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Power Supply PCB

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D. Protection Mechanisms for

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Service mode switch

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Register

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C. Control Display Mode (‘1’)

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D. I/O Mode (‘2’)

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Table 3-609

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No. 222 Port P0 Display

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Table 3-611

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E. Adjustment Mode (‘3’)

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Jam history clear

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H. Counter Mode (‘6’)

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VII.SELF DIAGNOSIS

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C. RDF/ADF Self Diagnosis

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D. Sorter Self Diagnosis

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VIII. STANDARDS AND

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ADJUSTMENTS

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Adjustment

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Universal Cassette

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CHAPTER 4

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MECHANICAL SYSTEM

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I. EXTERNALS

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B. Control Panel

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C. Removing the Display

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1. Removing the Exhaust Fan

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E. Counter*

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II. DRIVE SYSTEM

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Position B

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Longest pin

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Medium-Length pin

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4. Routing the Scanner Cable

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No. 2 and No. 3 mirrors)

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2. Routing the Lens Cable

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Figure 4-223

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Drive belt

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Tensioner

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A. Pick-Up Assembly

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B. Multifeeder Assembly

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(front of copier

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C. Registration Roller Assem

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D. Feeding Assembly

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E. Delivery Assembly

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F. Duplexing Assembly

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G. Cassette Unit

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Pick-Up Roller

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5. Removing the Pick-Up Unit

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H. Paper Deck Pedestal-K1

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3. Removing the Lifter Wire

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6. Points to Note

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8. Points to Note

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10.Points to Note

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A. Illuminating Assembly

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Attach the spring the outside

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Slide shutter (rear)

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Wind 3.5 items

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Slide shutter (front)

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9. Installing the Lens Heater

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V. CHARGING SYSTEM

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B. Primary Charging Assem

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C. Transfer Charging Assem

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D. Drum Heater*

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Side Seal

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Assembly

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VII. FIXING SYSTEM

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3. Removing the Fixing Roller

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Upper Fixing Unit

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Pressure (nip)

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VIII. ELECTRICAL

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C. AE Sensor PCB

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CHAPTER 5

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INSTALLATION

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A: 19.7in./50cm

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B: 3.9in./10cm

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Scanner fixing

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Spacer Spacer Spacer

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B. Turning On the Copier

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D. Attaching the Drum Unit

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E. Changing the Cassette Size

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III. RELOCATING THE COPIER

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Releasing spacer

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A. Unpacking

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B. Installation (to copying

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Cassette heater

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Heater mounting hole

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Switch for the

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Mounting plate 2

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Cord clamp

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Copier's connector

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Molded member

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Copier's base plate

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Relay harness

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B. Installation

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Cord guides

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C. Attaching the Ratings

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B. Installation to the Copier

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12345678

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CHAPTER 6

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MAINTENANCE AND SERVICING

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II. DURABLES AND CONSUMABLES

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III. BASIC SERVICING

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IV. SERVICING CHART

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APPENDIX

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B. SIGNALS AND ABBREVIATIONS

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3. Abbreviations

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C. GENERAL CIRCUIT DIAGRAM

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DC Controller (1/14)

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DC Controller (2/14)

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DC Controller (3/14)

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DC Controller (4/14)

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DC Controller (5/14)

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DC Controller (6/14)

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DC Controller (7/14)

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DC Controller (8/14)

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DC Controller (9/14)

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DC Controller (10/14)

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DC Controller (11/14)

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DC Controller (12/14)

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DC Controller (13/14)

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DC Controller (14/14)

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H.V.GENERATOR

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AC+DC BIAS

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DISCHARGE

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TRANSFER

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Control Panel Key PCB (1/3)

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Control Panel Key PCB (2/3)

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Control Panel Key PCB (3/3)

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Driver Circuit Diagram (1/2)

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Driver Circuit Diagram (2/2)

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Deck Driver

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R. SPECIAL TOOLS

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70% reprocessed paper

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