Epson Expression 800 Manual de usuario

EPSON TWAIN Pro

User’s Guide

Page 2

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.

A Note Concerning Responsible Use of Copyrighted Materials

Digital cameras and scanners, like photocopiers and conventional cameras, can be misused by improper

copying of copyrighted material. While some countries’ laws permit limited copying of copyrighted material in

certain circumstances, those circumstances may not be as broad as some people assume. EPSON

encourages each user to be responsible and respectful of copyright laws when using digital cameras and

scanners.

Page 3

Trademarks

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

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

mark of Epson America, Inc.

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

trademarks of their respective companies.

12/98

Page 4

Contents

Introduction 6

System Requirements 7

Windows System Requirements 7

Macintosh System Requirements 8

How to Use This Manual 9

Where to Get Help 10

Scanning from Your Application Software 13

Basic Scanning 13

Selecting Basic Settings 15

Previewing Your Scan 21

Preview Zooming Options 22

Using Marquees 22

Advanced Scanning 27

Customizing Image Types 28

Customizing Destination Settings 32

Adjusting Source and Target Image Sizes 35

Scaling the Image 37

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Using Automatic Adjustment Features 37

Using Auto Locate 38

Using Auto Exposure 39

Adjusting Image Controls 39

Using the Eyedropper Buttons 42

Using Tone Correction 42

Customizing Tone Correction Settings 44

Using Color Adjustments 45

Changing the Gray Balance Intensity 46

Changing the Saturation 46

Saving Custom Settings 47

Configuring EPSON TWAIN Pro 48

Troubleshooting 50

Problems Using EPSON TWAIN Pro 50

Problems with Image Quality 55

Glossary 62

Index 64

Introduction Page 6

Introduction

EPSON®TWAIN Pro is the interface program between your application

software and scanner that lets you scan images into your software. It

includes many features for previewing and modifying your images for a

perfect scan:

◗Captures all kinds of image types, from black and white text to 36-bit

color images

◗Locates and exposes the image automatically

◗Opens a separate Preview window allowing you to change settings

and view their effects before you scan

◗Provides a helpful marquee feature so you can frame the exact image

or a specific portion of it for scanning

◗Uses EPSON’s Auto Area Segmentation and Text Enhancement

Technology features to improve text recognition and provide clear

separation from graphic areas when you scan images with text

◗Gives you predefined settings for a variety of image types and output

destinations, and lets you customize your own settings

Introduction Page 7

System Requirements

Before installing the scanner software, make sure your system meets the

following minimum requirements. If you are scanning high resolution

images, you need more than the minimum available hard disk space

listed.

Windows®S

stem Re

uirements

◗An IBM®compatible PC with a 486/66 MHz or faster processor

◗Microsoft®Windows 95, Windows 98, or Windows NT®4.0

◗16MB RAM for Windows 95 and Windows 98; 32MB RAM for

Windows NT (32MB RAM recommended for all systems)

◗50MB available hard disk space

◗PCI slot for the Adaptec®SCSI adapter (included with your scanner)

◗VGA color monitor with 640 ×480 resolution (a color monitor with a

resolution of 800 ×600 or higher recommended)

◗8-bit 256-color display adapter card (24-bit display adapter card with

millions of colors recommended)

Onscreen color and

tone reproduction

depend on the

display capabilities

of your computer

system,includingthe

video controller,

monitor, and

software.

Introduction Page 8

Macintosh®System Requirements

EPSON TWAIN Pro supports the Apple®ColorSync™2.0 color

management system and QuickTime.

™

◗PowerPC™(or higher processor) running system 7.5 (system 8.1 or

later recommended)

◗Macintosh standard SCSI interface

◗16MB RAM (32MB RAM recommended)

◗50MB available hard disk space

◗CD-ROM drive

◗VGA color monitor with 640 ×480 resolution (a color monitor with a

resolution of 800 ×600 or higher recommended)

◗8-bit 256-color display adapter card (24-bit display adapter card with

millions of colors recommended)

Onscreen color and

tone reproduction

depend on the

display capabilities

of your computer

system, including

the video controller,

monitor, and

software.

Introduction Page 9

How to Use This Manual

This

User’s Guide

tells you what you need to know to scan with EPSON

TWAIN Pro on a Windows or Macintosh system. For instructions on

installing the software, see

Setting Up and Using Your Scanner

Scanning from Your Application Software gives step-by-step instructions

for basic scanning and previewing of your images.

Advanced Scanning describes advanced EPSON TWAIN Pro

procedures, such as customizing image type and destination settings,

adjusting image size and scale, using image controls, tone correction,

and color adjustments, saving custom setting groups, and configuring

EPSON TWAIN Pro.

Troubleshooting provides solutions to problems you may encounter.

At the end, you’ll find a Glossary and an Index.

Introduction Page 10

Where to Get Help

EPSON provides customer support through the following services:

Electronic support services

Service Access

World Wide Web From the Internet, you can reach EPSON’s Home Page at

http://www.epson.com.

EPSON Internet FTP

Site If you have Internet FTP capability, use your Web browser (or other

software for FTP downloading) to log onto ftp.epson.com with the user

name anonymous and your e-mail address as the password.

EPSON Download

Service You can call the EPSON Download Service at (800) 442-2007. Set your

communications software to 8 data bits, 1 stop bit, no parity. Modem

speed can be up to 28.8 Kbps.

EPSON Forum on

CompuServe®Members of CompuServe can type GO EPSON at the menu prompt to

reach the Epson America Forum. For a free introductory CompuServe

membership, call (800) 848-8199 and ask for representative #529.

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