Epson EXPRESSION 800 TWAIN Pro User Guide

®

EPSON TWAIN Pro

User’s Guide

Copyright Notice

All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted
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 EPSO N scanner. EPSON is not responsible for any use of this information as applied to other
scanners.

Neither SEIKO EPSON CORPORATION nor its af filiates 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 CORPO RATIO N 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 2

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.

Copyright © 1998 by Epson America, Inc., Torrance, California, USA ETP1298-00

12/98

Page 3

Contents

Introduction

System Requirements 7

Windows System Requirements 7

Macintos h System R equiremen t s 8
How to Use This Manual 9
Where to Get Help 10

Scanni ng from Your Application Software

Basic Scanning 13

Selecting Basic Settings 15
Preview ing Your Sca n 21

Preview Zo om ing Optio ns 22

Using Marquees 22

Advanced Scanning

Customizing Image Types 28
Customizing Destination Settings 32
Adjustin g Source and T arget Image Siz es 35

Scaling th e I m age 37

13

27

6

Page 4

Using Automatic Adjustment Features 37

Using Au to Loc ate 38

Using Au to Ex posure 39
Adjusting Image Controls 39

Using the Ey edropper Buttons 42
Using Tone Correct ion 42

Customizing Tone Correction Settings 44
Using Color Adjustments 45

Changing the Gray Balance Int ensity 46

Changing the Saturation 46
Saving Cu s t om Settings 47
Configu ring EPSON T W AI N Pro 48

Troubl eshooting

Problems U s ing EPSON T W AI N Pro 50
Problems with Image Quality 55

Glossary
Index

50

62

64

Page 5

Introduction

EPSON® TWAIN P ro is t he interface program be tween your application
software and scanner that lets you scan
includes m any f eatures for prev iewing an d m odifying yo ur images fo r a
perfect scan:

images into your software. It

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

color imag es

◗ Locates and exposes t he image au to m atically
◗ Opens a se parate Pre v iew w indow allowing you t o c hange setti ngs

and view their effects before you scan

◗ Provides a helpful marquee

or a specific portion of it for s c anning

◗ Uses EPSON’s Auto Area Segmentation and Text Enhancement

Technology features to im prove text rec ognition a nd provide c lear

separation from graphic areas when you scan images with text

◗ Gives you pr edefined set t ings for a vari et y of im age types and output

destinations, and lets you customize your own settings

feature so y ou can fram e t he exact image

Introduction Page 6

Onscr een colo r and
tone reproduction
depend on the
display capabilities
of your computer
system, including th e
video controller,
monit or, and
software.

System Requirements

Before ins ta lling the scann er s oftware, make sure your system meets the
following m inimum requirements. If you are scanning high resolution
images, y ou need mor e t han the minim um availa ble hard dis k space
listed.

Windows® System Requirements

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

®

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

Windows NT (32MB RAM recommended for all systems)

◗ 50MB available hard dis k s pace
◗ PCI slot for the Adaptec

Windows 95, Window s 98, or Wi ndows NT® 4.0

®

SCSI ad apt er (include d w it h y our scanner)

◗ VGA color m onitor with 640 × 480 resolution

resolutio n of 800 × 600 or higher rec om mended)

◗ 8-bit 256-c olor displa y adapter card (24-bit display adapt er card with

millions o f colors recom m ended)

Introduction Page 7

(a color mo nit or with a

Macintosh® System Requirements

Onscr een colo r and
tone reproduction
depend on the
display capabilities
of your computer
system, including
the vide o c ontroller,
monit or, and
software.

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 st andard SC SI int erface
◗ 16MB RAM (32MB RAM recommended)
◗ 50MB available hard dis k s pace
◗ CD-ROM drive
◗ VGA color monitor with 640 × 480 resolution (a color monitor with a

resolutio n of 800 × 600 or higher rec om mended)

◗ 8-bit 256-c olor displa y adapter card (24-bit display adapt er card with

millions o f colors recom m ended)

Introduction Page 8

How to Use This Manual

This

User’s Guide

TWAIN Pro on a Windows or Macintosh system. For instructions on
installing th e s oftware, see

tells you what you need to know to scan with EPSON

Setting Up and Using Your Scanner

.

Scanning from Your Application Softwa re

for basic scanning and previewing of your im ages.

Advance d Scanning

procedures, such as customizing image type and destination settings,
adjustin g im age size and scale, using image controls, t one correct ion,
and color adjustments, saving custom setting groups, and configuring
EPSON T W AI N Pro.

Troubles hooting

At the end, y ou’ll find a Glo s s ary

describe s adv anced E PSON TW AI N Pro

provides so lut ions to problems you may encounter.

and an Index.

gives step-by-step instructions

Introduction Page 9

Where to Get Help

EPSON provides cu s to m er support t hrough the f ollowing services:

Electron ic su pport services

Service Access

World W ide Web From the Internet , you can reach EPSON’s Home P age at

http://www.epson.com.

EPSON Internet FTP
Site

EPSON Download
Service

EPSON For um on
CompuServe

®

If you hav e I nt ernet FTP ca pability, 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.

You can call the EPSON Download Service at [phone]. Set your
communications software to 8 data bits, 1 stop bit, no parity. Modem
speed can be up to 28.8 Kbps.

Members of CompuServe can type GO EPSON at the menu prompt to
reach th e Epson America Forum . F or a free intr oductory CompuSer v e
memb ers hip, call [phone] and ask f or represen ta t iv e #529.

Introduction Page 10

Automa te d t elephone s erv ic es

Service Access

SM

EPSON SoundAdvi c e

For pre-recorded an s w ers to commonly asked questi ons about EPSO N
products 24 hours a day, seven days a week, call [phone].

EPSON FaxAdvice

™

Access EPSON’s te c hnical inform ation libra ry by c alling
[phone]. You must provide a return fax number to us e this
service.

EPSON Referral
Service

For the lo c at ion of your nearest Auth orized EPSON Res eller or
Customer Care Center, call [phone].

Introduction Page 11

EPSON als o provide s tec hnical support and in fo rm ation on t he
installation, config uration, and operation of EPSO N products. D ial
(310) 974 -1970 (U.S. ) or [phone] (Canada), 6 A. M . to 6 P.M.,
Pacific Time, Monday t hrough Frid ay .

If you need help
using software
with an EPSON
product , see the
docume nt at ion for
that prog ram for
technical support
information.

Before yo u c all, please have the follo w ing informat ion ready:

◗ Product name
◗ Product serial number
◗ Computer configuration
◗ Descript ion of the problem

You can purchase opt ional equipment, m anuals, and accessories from
EPSON Ac c essories at (8 00) 873-7766 (U.S. sales only) . In C anada,
please ca ll [phone] for de aler referral. For U.S. sales, you can
also visit our website at www.epsonsupplies.com.

Introduction Page 12

If you start your
applicat ion software
before turning on
your scanner, the
software may not
work properly.

Scanning from Your

Application Software

Before scanning, make sure you’ve installed the EPSON TWAIN Pro
software (as described in
applicat ion software t hat support s EPSON TWAIN Pro, su c h as Adobe
Photosh op.

This chapter gives you instructions on:

◗ Basic Scanning
◗ Preview ing Your Sca n

®

Basic Scan ning

Setting U p and Using Your Scanner

) and the

You usually need to
perform steps 3
and 4 only once,
when yo u us e your
scanner and
TWAIN-compliant
software for the
first time.

Scanning from Your Application Softw are Page 13

Follow the steps in this section to start EPSON TWAIN Pro and select the
settings for a bas ic scan of one image. T o s c an m ultiple im ages or use
advanced EPSON TWAIN Pro settings, see Advanced Sc anning.

1 Before you start your application software, make sure to set up and

turn on the scanner as de s c ribed in

Scanner

table.

2 Start your application software.

. Then place the document you want to sca n on the d ocument

Setting Up and Using Your

3 Select the sc anner sour c e. Fo r ex ample, ch oose Import or Acquire

from the Fi le m enu, and then select on e of the following:
Window s 9 5, 98, N T 4. 0: Select TWAIN_32 Source

Macintosh: Select TWAIN Source or TWAIN Select

4 Then selec t o ne of the following in the S elect Sour c e dialog box:

For help anytime
you’re us ing EPSON
TWAIN Pro, click the

Help button.

The screen ex am ples
in this book are from
EPSON TWAIN Pro
for Macint os h. The
Window s s c reens
look a bit different, but
they cont ain the
same options. Any
exceptions are noted
in the text.

Window s 9 5, 98, N T 4. 0: EPSON TWAIN Pro(32-bit

)

Macintosh: EPSON TWAIN Pro

5 To open EP SON TWAIN Pro for scann ing, choo s e Import or Acquire

from the File menu and then select one of the following:
Window s 9 5, 98, N T 4. 0: TWAIN_32

Macintos h: TWAIN or TWAIN Acquire
The EPSON TWAIN Pro window appears.

Scanning from Your Application Softw are Page 14

To select your scanning settings, see Selecting Basic Settings

Selecting Basic Settings

below.

Document Source
settings fo r optional
equipment appea r in
the list only when
that option is
installe d.

If you’re s ca nning
positive, reflective
originals with
the opt ional
transparency unit
and its reflective mat
installed, be sure to
select Flatbed as t he
Document Source
option.

For most scans, you need to check four basic settings: Document
Source, Image Type, De stina ti on, and Resolution. You’ll also probably
want to preview the image to check it before the actual scan; for
instructions, see Previewin g Your Scan .

1 If you’re scanning a document from the scanner’s document table,

select Flatbed (default
installed th e optional au to document fe eder or trans parency unit on
your scanner, selec t o ne of the following optio ns in t he Document
Source lis t:

Document Source
options Description

Auto Document Feeder For scanning documents using the auto

TPU for Neg. Film For scanning negative film (such as 35 mm

TPU for Pos. Film For scanning positive film (such as 35 mm

) as the Document Source setting. If you’ve

document feeder

film strips) with the transparency unit

slides) wi th th e t ransparen c y unit

Scanning from Your Application Softw are Page 15

2 For best results, select an Image Type each time you scan. Image

types automatically select other TWAIN Pro settings and set the
ranges fo r yo ur Image Controls.

Image Type Defa ult settings

36-bit C olor
(HiFi)*

24-bit C olor
(Std)

24-bit C olor
De-screening

12-bit Gray
(HiFi)*

8-bit Gray
(Std)

Pixel De pt h: 36-bit Color; Sc anning Mo de: Best;
De-screening: Off

Pixel De pt h: 24-bit Color; Sc anning Mo de: Best;
De-screening: Off

Pixel De pt h: 8-bit Gray; S c anning Mod e: Best;
De-screening: On ; Dr opout: Non e

Pixel De pt h: 12-bit Gray; Sc anning Mo de: Best;
De-screening: Off; Dropout: None

Pixel De pt h: 8-bit Gray; S c anning Mod e: Best;
De-screening: Off; Dropout: None

Line Art Pixel Depth: Black & White; Scanning Mode: Draft;

Dropout: None; B/W Option: None; Halftone

: None

OCR Pixel De pt h: Black & White; Scanning Mode: Best;

Dropout: None; B/W Option: Text Enhancement
Technology

Copy & Fax Pixel Depth: Black & White; Scanning Mode: Draft;

Dropout : N one; B/W Op tio n: Auto Area Segmen ta t ion;
Halftone: Model A (H ard tone)

* The 36-bit Color (HiFi) and 12-bit Gray (HiFi) settings are available only for

certain applications, such as Adobe Photoshop 4.0 or 5.0 (full version).

Scanning from Your Application Softw are Page 16

You can also change the settings for these options or save your own
custom Image Types. See Customizing Image Types

for more

information.

3 Now select th e output dev ic e w here you want to displa y o r print your

scanned im age from the Destination list. The s e destinatio ns
automatic ally select resolution

and sharpness sett ings appro priate for

the outpu t d ev ic e. Select one of t he f ollowing op t ions:

Sharpn es s se t ti ngs
range from -2 (most
unfocused) to 2
(sharpest).

Destination options Default settings

Screen Resolu t ion: 72 Draw ing/Halftone, 72 Photo;

Sharpness: 0

Screen Vivid Resolu t ion: 72 Draw ing/Halftone, 72 Photo;

Sharpness: +1

Prepress 175 lpi Resolution: 350 Drawing/Halftone, 350 Photo;

Sharpness: 0

Prepress 150 lpi Resolution: 300 Drawing/Halftone, 300 Photo;

Sharpness: 0

Prepress 133 lpi Resolution: 266 Drawing/Halftone, 266 Photo;

Sharpness: 0

Prepress 120 lpi Resolution: 240 Drawing/Halftone, 240 Photo;

Sharpness: 0

LineWork Scan R esolution: 1200 Drawing/Halftone, 600

Photo; Sharpness: +1

Stylus Photo Resolu t ion: 720 Drawing/Hal ftone, 360 Photo;

Sharpness: +1

Scanning from Your Application Softw are Page 17

Destination options Default settings

Stylus Photo 700 Resolution: 720 Drawing/ H alftone, 360 Photo;

Sharpness: +1
Stylus Photo EX
Stylus C OLOR Resolu t ion: 720 Drawing/Hal ftone, 240 Photo;

Sharpness: +1
Stylus COLOR II
Stylus COLOR IIs

(Window s only)
Stylus COLOR 200

(Window s only)
Stylus COLOR 300

(Window s only)
Stylus COLOR 400

(Window s only)
Stylus COLOR 500
Stylus COLOR 600
Stylus COLOR 800
Stylus COLOR 850
Stylus Pro XL
Stylus Pro XL+
Stylus Pro 5000 Resolu t ion: 720 Drawing/Hal ftone, 360 Photo;

Sharpness: +1

Scanning from Your Application Softw are Page 18

Destination options Default settings

Stylus 1500 Resolu t ion: 720 Drawing/Hal ftone, 240 Photo;
Stylus COLOR 1520

Sharpness: +1

Keep in mind that the
Resolution setting is
closely related to the
Target height and
width and Scale
settings, and
drastically affects
your file size.

Stylus COLOR 3000
EPL-C8000 Resolution: 600 Drawing/Halftone, 200 Photo;

Sharpness: +1
InkJet Printer Resolution: 720 Drawing/Halftone, 360 Photo;

Sharpness: +1
Laser Printer Resolu t ion: 600 Drawing/Halftone , 200 Photo;

Sharpness: +1
FAX Resolution: 200 Drawing/Halftone, 200 Photo;

Sharpness: +1
OCR Resolution: 300 Drawing/Halftone, 300 Photo;

Sharpness: 0

You can also change the settings for these options or save your own
custom destinations. See Customizing Destination Sett ings

for more

information.

4 Most of the time, the Image Type and Destination settings you

choose a ut om atically select the correct Resolution setting for your
image. If you need to change it, select a new setting from the
Resolution list, or enter a value in the Resolution textbox. The
resolutio ns lis t ed are: 50, 72, 200, 240, 266, 300, 350, 360, 400, 600,
720, 800, 1200, 3200, 4800, 640 0, and 12800 dpi

.

Scanning from Your Application Softw are Page 19

5 It’s a go od ide a to pr eview y our i m age bef ore yo u actually scan s o you

can make any necessary changes. See Previewing Your Scan

for
preview in s tr uc t ions. See Advanced Scanni ng f or informat ion on the
rest of the TWAIN Pro settings.

6 When you’re ready to scan, click th e Scan button. The scanned image

appears in your appl ic at ion window.

7 If necessary, click the Close button to close the EPSON TWAIN Pro

window a nd return to yo ur application.
To modify or s av e your scan ned image u s ing your appl ic at ion

software, see your software documentation.

Scanning from Your Application Softw are Page 20

Previewing Your Scan

You can preview you r im age in a sepa rate Preview w indow to see the
effects of your settings before scanning. Previewing also allows you
to determine the widt h and height of the s ca nned imag e and the fin al
file size.

To crop the image or scan multiple portions of an image, you can preview
and use a m arquee

. See Using Marque es .

You cannot preview
an image t hat
exceeds available
memory or disk
space.

Although the image in
the Preview window
changes when you
modify settings, the
settings don’t affect
the real im age until
you scan it.

Click the Preview button to op en t he Preview w indow.

preview
zooming
options

marquee
options

adjust
options

preview
image area

Scanning from Your Application Softw are Page 21