Epson Expression 800 Manuale utente

Reference Guide

Color Image Scanner

Page 2

FCC Compliance Statement for United States Users

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to

Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful

interference in a residential installation. This equipment generates, uses, and can radiate radio frequency

energy and, if not installed and used in accordance with the instructions, may cause harmful interference to

radio or television reception. However, there is no guarantee that interference will not occur in a particular

installation. If this equipment does cause interference to radio and television reception, which can be

determined by turning the equipment off and on, the user is encouraged to try to correct the interference by

one or more of the following measures.

◗Reorient or relocate the receiving antenna

◗Increase the separation between the equipment and receiver

◗Connect the equipment into an outlet on a circuit different from that to which the receiver is connected

◗Consult an experienced radio/TV technician for help.

WARNING

The connection of a non-shielded equipment interface cable to this equipment will invalidate the FCC

Certification of this device and may cause interference levels that exceed the limits established by the FCC for

this equipment. It is the responsibility of the user to obtain and use a shielded equipment interface cable with

this device. If this equipment has more than one interface connector, do not leave cables connected to

unused interfaces.

Changes or modifications not expressly approved by the manufacturer could void the user’s authority to

operate the equipment.

Page 3

For Canadian Users

This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus as

set out in the radio interference regulations of the Canadian Department of Communications.

Le présent appareil numérique n’émet pas de bruits radioélectriques dépassant les limites applicables aux

appareils numériques de Classe B prescrites dans le règlement sur le brouillage radioélectrique édict‚ par le

Ministère des Communications du Canada.

A Note Concerning Responsible Use of Copyrighted Materials

Like photocopiers, scanners can be misused by improper scanning of copyrighted material. Although Section

107 of the U.S. Copyright Act of 1976 (Title 17, United States Code), the “fair use” doctrine, permits limited

copying in certain circumstances, those circumstances may not be as broad as some people assume. Unless

you have the advice of a knowledgeable attorney, be responsible and respectful by not scanning published

material without the permission of the copyright holder.

Page 4

in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior

written permission of SEIKO EPSON CORPORATION. The information contained herein is designed only for

use with this EPSON scanner. EPSON is not responsible for any use of this information as applied to other

scanners.

Neither SEIKO EPSON CORPORATION nor its affiliates shall be liable to the purchaser of this product or

third parties for damages, losses, costs, or expenses incurred by purchaser or third parties as a result of:

accident, misuse, or abuse of this product or unauthorized modifications, repairs, or alterations to this product,

or (excluding the U.S.) failure to strictly comply with SEIKO EPSON CORPORATION’s operating and

maintenance instructions.

SEIKO EPSON CORPORATION and its affiliates shall not be liable for any damages or problems arising from

the use of any options or any consumable products other than those designated as Original EPSON Products

or EPSON Approved Products by SEIKO EPSON CORPORATION.

EPSON is a registered trademark of SEIKO EPSON CORPORATION, and EPSON Expression is a registered

trademark of Epson America, Inc. EPSON SoundAdvice is a service mark and EPSON FaxAdvice is a

trademark of Epson America, Inc.

LaserSoft is a registered trademark and SilverFast is a trademark of LaserSoft Imaging GmbH, Germany.

General Notice: Other product names used herein are for identification purposes only and may be

trademarks of their respective companies.

EX8001298-00

12/98

Page 5

Contents

Introduction 8

Optional Equipment 9

How to Use This Manual 10

Warnings, Cautions, and Notes 10

Important Safety Instructions 11

Where to Get Help 13

Understanding SCSI Connections 16

SCSI Chain 16

SCSI Cables 17

SCSI ID 17

SCSI Termination 18

Setting the SCSI ID Number 19

Changing the SCSI ID Number in Windows 98 21

Page 6

Upgrading from Windows 95 to

Windows 98 22

Using Optional Equipment 24

Using the Transparency Unit 25

Unpacking the Transparency Unit 26

Removing the Shipping Screw 27

Installing the Transparency Unit 28

Scanning Oversized Transparencies and Film 32

Using the Film Guides 33

Scanning Normal Documents with the Transparency

Unit Installed 39

Using the Auto Document Feeder 40

Unpacking the Auto Document Feeder 41

Installing the Auto Document Feeder 42

Loading Paper in the Auto Document Feeder 46

Fixing Paper Jams in the Auto Document Feeder 49

Maintaining and Transporting

Your Scanner 50

Cleaning the Scanner 51

Replacing the Fluorescent Lamp 52

Page 7

Transporting the Scanner 53

Transporting the Transparency Unit 55

Troubleshooting 57

Diagnosing Problems 57

Indicator Lights 58

Upgrading Your System 59

Problems and Solutions 60

Operation Problems 60

Scan Quality Problems 62

Image Matching Problems 66

Specifications 69

Glossary 84

Index 88

Introduction Page 8

Introduction

The EPSON®Expression®800 is a true 800-dpi full-color flatbed scanner

with an 8.5 ×11.7 inch (216 ×297 mm) scanning area for A4 or US

letter-size paper. It has the ability to scan in color or grayscale, making it

ideal for virtually all uses, from simple drawings to complex full-color

illustrations or photographs. It achieves extremely high quality in color by

reading and saving up to 36 bits per pixel.

Your EPSON scanner offers the following features:

◗Full color scanning of up to 68 billion colors or grayscale scanning in

up to 4,096 shades of gray.

◗Maximum hardware resolution of 800 dpi (main scan) ×3200 dpi

(subscan). You can adjust the output resolution to match the resolution

of your output device.

◗Maximum software resolution of 12800 × 12800 dpi with interpolation.

◗Automatic Area Segmentation (AAS) lets you separate text from

photographs on a page so grayscale images are clearer and text

recognition is more accurate.

◗Text Enhancement Technology (TET) enhances optical character

recognition (OCR) accuracy when scanning text on dark or color

backgrounds.

◗Two SCSI interface connectors.

◗Software control of all scanner functions.

Introduction Page 9

tional E

ment

The following optional items are available to expand the versatility of your

scanner. For detailed information on using these options, see Using

Optional Equipment.

Auto Document Feeder (B813162)

The auto document feeder allows you to scan up to 30 pages

automatically.

Transparency Unit (B813152)

The transparency unit is included with the Professional model of the

EPSON Expression 800, and optional for the Executive and Artist models.

It allows you to scan transparencies, such as 35 mm slides and

negatives. It has a maximum reading area of 8.5 ×11.7 inches (216 ×297

mm), which allows you to scan a variety of transparent media.

Introduction Page 10

How to Use This Manual

Understanding SCSI Connections explains how to set your scanner up as

a SCSI device in a SCSI chain.

Upgrading from Windows 95 to Windows 98 tells you how to uninstall and

reinstall your scanner software when you upgrade from Windows 95 to

Windows 98.

Using Optional Equipment gives instructions for installing and using the

optional transparency unit and auto document feeder.

Maintaining and Transporting Your Scanner gives tips on caring for your

scanner and preparing it for a move.

Troubleshooting provides solutions to problems you may encounter.

Specifications provides technical details on your scanner and its optional

equipment.

Warnings, Cautions, and Notes

Warnings must be followed carefully to avoid bodily injury.

Cautions must be observed to avoid loss of data or damage to your

equipment.

Notes contain important information about your scanner.

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