Canon-LV-7350-7355_projector.PDF

English Edition

0 PREFACE

1 General

SERVICE MANUAL

2 Repair

By Portable Document Format

3 Adjustment

LV-7355U/D78-5312

LV-7355E/D78-5313

LV-7350U/D78-5322

LV-7350E/D78-5323

4 Troubleshooting

5 Parts Catalog

6 Electrical Diagrams

DY8-1785-311 500

CANON Power Projector

LV-7355J

D78-5311

LV-7355U

D78-5312

LV-7355E

D78-5313

LV-7350J

D78-5321

LV-7350U

D78-5322

LV-7350E

D78-5323

SERVICE

S MANUAL

Technical Documents

Application

This CD-ROM is issued by Canon Inc. for qualified persons to learn technical theory and product

repair. This CD-ROM covers all localities where the products are sold. For this reason, there

may be information in this CD-ROM that does not apply to the product sold in your locality.

The following paragraph does not apply to any countries where such provisions are

inconsistent with local law.

Trademarks

The product names and company names described in this CD-ROM are the registered

trademarks of the individual companies.

Canon Inc. retains the copyright to all data contained on this CD-ROM.

Reproduction, publication (including on the World Wide Web) alteration, translation into another

language, or other use of the data in whole or part, contained on this CD-ROM without the

written consent of Canon Inc., is prohibited.

PDF Files

This CD-ROM contains PDF files created using Adobe® Acrobat 4.0J. PDF files can be viewed

using Adobe® Acrobat Reader 4.0 or later.

CANON INC.

30-2 Shimomaruko 3-Chome, Ohta-ku,

Tokyo 146-8501, Japan

First published October, 2002

PREFACE

1. Service Manual Composition

This manual contains information on servicing the product. It has the following sections.

Part 1 General Information

Provides the basic information needed to understand the product.

(Operating instructions are not included. Refer to the product's instruction book if

necessary.)

Part 2 Repair Information

Provides information for disassembly, reassembly, and adjustment of the product, about

the tools required, and their application.

Part 3 Adjustment

Provides information for disassembly, reassembly, and adjustment of the product to

assure precision of the products, about the tools required, and their application.

Part 4 Troubleshooting

Part 5 Parts Catalog

Part 6 Electrical Diagrams

2. Model Differences

In this series of products, there are models suffixed "J", "U", and "E". The only

differences between the models are cosmetic, mainly the designation and rating plates.

Internally, they are identical.

The accessories bundled with the product may differ from country to country.

Main Marketing Area

Japan North America Europe

POWER PROJECTOR MULTIMEDIA PROJECTOR MULTIMEDIA PROJECTOR

Model Name

LV-7355J

LV-7355U

LV-7355E

LV-7350J

LV-7350U

LV-7350E

3. Tools & Test Equipment

The following tools and equipment are required to perform disassembly, reassembly and

adjustment.

1) Special Tools

None

2) General Purpose Tools (Commercially available, but can be purchased with the

following numbers.)

Description

Tool No.

Specification

Remarks

Ball Driver

CY9-5002-000

2.0mm

Optical Parts Removal

& Adjustment

Hex Key Set

CY9-5007-000

2.0mm

Optical Parts Removal

& Adjustment

Driver, adjustment

CY9-5003-000

1.8mm

Electrical Adjustments

Driver, Slot

CY9-5004-000

4.0mm

Optical Parts

Adjustment

Driver, Cross-point

CY9-5005-000

No. 2

Assembly &

Disassembly

3) Test Equipment

Description

Tool No.

Specification

Remarks

Digital Multi-meter

Commercially available DC1mmV~500V

Electrical Adjustment

Video Signal Generator

Commercially available Color Bars and

Electrical Adjustment

Gray Scale

Computer Signal

Commercially available Gray Scale

Electrical Adjustment

Generator

(or personal computer)

Oscilloscope

Commercially available 100MHz response or

Waveform checks

over

4) Other Equipment

Description

Tool No.

Specification

Remarks

Screen

Commercially available Over 40"

All Adjustment

Personal Computer

Commercially available Windows 95 OS

All Adjustment

(with a floppy disk)

5) Chart/Software

Description

Tool No.

Specification

Remarks

Monitor Tester

Supplied with manual

Bitmap Data

Electrical Adjustment

Gray Scale Chart

Supplied with manual

(XGA and SVGA)

Electrical Adjustment

Color Shading

Supplied with manual

Ver. 1.12

White Uniformity

Correction Tool

Adjustment

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