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Canon DADF-AV1 - User Manual

Canon DADF-AV1
115 pages
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Revision 2.0
DADF-AV1
Service Manual

Table of Contents

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Summary

Introduction

Explanation of Symbols

Defines the meaning of various symbols used throughout the service manual.

Product Overview

Features

Highlights the key functional enhancements and capabilities of the DADF unit.

Specifications

Lists the technical specifications, dimensions, and operational parameters of the DADF.

Name of Parts

Identifies and labels the various external and internal components of the DADF.

Safety Precautions

Notes Before Servicing

Provides essential safety guidelines and warnings for service personnel before starting work.

Points to Note at Cleaning

Details specific precautions and safety measures required during cleaning operations.

Notes on Assembly;Disassembly

Lists critical steps and warnings for safe and correct assembly or disassembly.

Technical Explanation

Basic Configuration

Explains the fundamental internal structure and major components of the DADF.

Document Pickup;Feed

Describes the mechanical process of how the DADF picks up and feeds documents.

Document Reversing

Details the operational sequence for reversing documents for duplex scanning.

Document Detection

Explains how the DADF identifies document presence, size, and type.

Detecting Jams

Covers the methods and sensors used by the DADF to detect and report paper jams.

Power Supply

Illustrates how the DADF receives power from the host machine and its distribution.

Periodical Service

List of Work for Servicing

Provides a schedule of routine maintenance tasks, parts replacement, and cleaning intervals.

Parts Replacement and Cleaning

List of Parts

Lists all replaceable and consumable parts for the DADF unit.

Removing this Machine from the Host Machine

Provides step-by-step instructions for safely detaching the DADF from the host printer.

External Cover

Details procedures for removing and accessing the external housing components.

Main Unit

Covers the removal and replacement of the primary internal mechanical components.

Sensor

Explains the location and removal procedures for various document sensors.

Clutch, Motor, PCB, Other

Details the replacement of motors, clutches, PCBs, and other electronic/mechanical parts.

Adjustment

Overview

Introduces the purpose and order of various calibration procedures for the DADF.

Basic Adjustment

Covers fundamental adjustments like height, perpendicularity, and reading position.

Adjusting the Height

Details checks and adjustments for the left and right hinge heights of the DADF.

Adjusting the Perpendicularity

Explains how to ensure the document path is perpendicular to the scanning line.

Adjusting the Reading Position

Guides on calibrating the scanner's read position for optimal image capture.

Adjusting the Magnification

Details the procedure for adjusting the scaling of the scanned image.

Adjusting the Image Position (Main Scanning Direction)

Explains how to adjust the horizontal alignment of the scanned image.

Adjusting the Image Position (Sub Scanning Direction)

Explains how to adjust the vertical alignment of the scanned image.

Adjusting the White Level

Covers calibration of image brightness and contrast for stream reading modes.

Installation

Checking Before Installation

Lists critical checks and precautions to perform before commencing installation.

Unpacking Procedure

Provides steps for safely removing the DADF unit from its packaging.

Installation Procedure

Guides through the physical connection and mounting of the DADF to the host machine.

Checking After Installation

Details post-installation checks and operation verification steps.

Adjustment

Outlines the necessary calibration and alignment procedures after installation.

APPENDICES

Service Tools

Lists required service tools, solvents, oils, and special equipment for maintenance.

General Circuit Diagram

Provides a detailed schematic of the DADF's electrical connections and components.

Summary

Introduction

Explanation of Symbols

Defines the meaning of various symbols used throughout the service manual.

Product Overview

Features

Highlights the key functional enhancements and capabilities of the DADF unit.

Specifications

Lists the technical specifications, dimensions, and operational parameters of the DADF.

Name of Parts

Identifies and labels the various external and internal components of the DADF.

Safety Precautions

Notes Before Servicing

Provides essential safety guidelines and warnings for service personnel before starting work.

Points to Note at Cleaning

Details specific precautions and safety measures required during cleaning operations.

Notes on Assembly;Disassembly

Lists critical steps and warnings for safe and correct assembly or disassembly.

Technical Explanation

Basic Configuration

Explains the fundamental internal structure and major components of the DADF.

Document Pickup;Feed

Describes the mechanical process of how the DADF picks up and feeds documents.

Document Reversing

Details the operational sequence for reversing documents for duplex scanning.

Document Detection

Explains how the DADF identifies document presence, size, and type.

Detecting Jams

Covers the methods and sensors used by the DADF to detect and report paper jams.

Power Supply

Illustrates how the DADF receives power from the host machine and its distribution.

Periodical Service

List of Work for Servicing

Provides a schedule of routine maintenance tasks, parts replacement, and cleaning intervals.

Parts Replacement and Cleaning

List of Parts

Lists all replaceable and consumable parts for the DADF unit.

Removing this Machine from the Host Machine

Provides step-by-step instructions for safely detaching the DADF from the host printer.

External Cover

Details procedures for removing and accessing the external housing components.

Main Unit

Covers the removal and replacement of the primary internal mechanical components.

Sensor

Explains the location and removal procedures for various document sensors.

Clutch, Motor, PCB, Other

Details the replacement of motors, clutches, PCBs, and other electronic/mechanical parts.

Adjustment

Overview

Introduces the purpose and order of various calibration procedures for the DADF.

Basic Adjustment

Covers fundamental adjustments like height, perpendicularity, and reading position.

Adjusting the Height

Details checks and adjustments for the left and right hinge heights of the DADF.

Adjusting the Perpendicularity

Explains how to ensure the document path is perpendicular to the scanning line.

Adjusting the Reading Position

Guides on calibrating the scanner's read position for optimal image capture.

Adjusting the Magnification

Details the procedure for adjusting the scaling of the scanned image.

Adjusting the Image Position (Main Scanning Direction)

Explains how to adjust the horizontal alignment of the scanned image.

Adjusting the Image Position (Sub Scanning Direction)

Explains how to adjust the vertical alignment of the scanned image.

Adjusting the White Level

Covers calibration of image brightness and contrast for stream reading modes.

Installation

Checking Before Installation

Lists critical checks and precautions to perform before commencing installation.

Unpacking Procedure

Provides steps for safely removing the DADF unit from its packaging.

Installation Procedure

Guides through the physical connection and mounting of the DADF to the host machine.

Checking After Installation

Details post-installation checks and operation verification steps.

Adjustment

Outlines the necessary calibration and alignment procedures after installation.

APPENDICES

Service Tools

Lists required service tools, solvents, oils, and special equipment for maintenance.

General Circuit Diagram

Provides a detailed schematic of the DADF's electrical connections and components.

Canon DADF-AV1 Specifications

General IconGeneral
TypeAutomatic Document Feeder
Output DirectionFace Down
Supported media sizesA4, A5, B5
Paper weight50 to 128 gsm
Original SizeA4, A5, B5
CompatibilityCanon imageRUNNER ADVANCE series

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