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
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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 aticallyOpens 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
®
Microsoft16MB RAM for Windows 95 and Windows 98; 32MB RAM for
Windows NT (32MB RAM recommended for all systems)
50MB available hard dis k s pacePCI 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 erface16MB RAM (32MB RAM recommended)50MB available hard dis k s paceCD-ROM driveVGA 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 (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.
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 (800) 848-8199 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 (800) 922-8911.
EPSON FaxAdvice
Access EPSON’s te c hnical inform ation libra ry by c alling (800) 922-8911. 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 (800) 922-8911.
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 (905) 709-3839 (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 nameProduct serial numberComputer configurationDescript 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 (800) 873-7766 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 ScanningPreview 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

Previe w Zooming Op t ions

Click the Z oom Preview button to en large the act iv e m arquee. See Using M arquees for m o re informa tion.
Click the Return to Full Preview button to restore the zoomed marquee t o a full preview (available only when th e preview ima ge or marquee is z oomed).
Click the Return to Zo om Preview button to rest ore the im age to the previous zo om ed size (av ailable only w hen the ma rquee was zo om ed previous ly ). Th is res t ores the zo om ed preview f rom memory, which is quicker than clicking th e Z oom Preview button again.

Using Marquees

A marquee is a frame around an entire image, or a portion of an image so you can sc an only the mo s t important part. You can even create multip le marquees on one or mo re im ages and scan them one at a time, if your applicat ion software s upports mu lt iple image windows .
To create a marquee, follow these steps: 1 Move the mouse pointer over the im age in the Preview wi ndow. The
pointer bec omes a cro s s h air.
2 Position th e pointer in the c orner of the area you w ant to select and
press the m ouse butto n.
Scanning from Your Application Softw are Page 22
3 Drag the mo us e across the im age, creat ing a marqu ee (or fram e).
4 Release th e button whe n t he marquee c ont ains the ima ge area you
want.
If you need to adjust the marquee size or position, see Resizing and
Moving Marquees. To create additional marquees, see Creating Mu lti ple Marquees. To de let e or duplica t e a m arquee , see Deleting a nd Duplicating Marqu ees.
Resizing and Moving Marquees
To resize a marquee, place the mouse pointer over any of the eight boxes on its edge . The pointer ch anges to a double-he aded arrow . Cl ic k the mouse bu t to n and drag the box up, down , sid ew ays, or diagonally to the size you want.
Scanning from Your Application Softw are Page 23
To resize th e m arquee proportion ally , press the Shift key and drag th e box (Wind ow s only).
To move a marquee, place the mouse pointer anywhere on the edge of the marquee. The pointer changes to a hand. Click the mouse button and drag the ent ire marque e t o m ove it where yo u w ant it.
To limit mo ve m ent of the marquee to vertical or h oriz ontal mov em ent, press the Shift key and drag th e m arquee up and down o r si de to side (Windows only).
Scanning from Your Application Softw are Page 24
Creating Mult iple Marquees
You can create multiple marquees in one image to sequentially scan only the most important parts while ig noring the rest. You can also scan multiple images with a m arquee o n each.
Marquees c an be different sizes and they can overlap. Additiona l marquees c an be made any w here except on the frame of anot her marquee. The have been created.
To create an addition al m arquee, draw a new one a s d es c ribed in Using
Marquees or dup lic at e the active one as des c ribed in Deleting and Duplicating Marqu ees.
T
otal Marq uees icon indicates ho w m ay m arquees
active marquee
To distinguish the ac tive marque e f rom other ma rquees, ch ec k th e marquee f rame. The a c tive marque e has eight small boxes on it. To select a dif fe rent marquee as the ac tive one, mo v e t he mouse pointer to
Scanning from Your Application Softw are Page 25
You can also delete the active marquee by pressing the Delete key on your keyboard.
the corne r of an inactive marquee. The pointer c hanges to a si ngle arrow (Windows). Click the mouse button once to select it as the active marquee.
Once you’ve created multiple marquees, you can create different settings for each one and save them with a unique name for later use, if you want. See Saving Custom Settings
When you’ve finished selecting your settings, you can batch scan all the marquees at once using t he Scan All button. Click Scan All in the EPSON T W AI N Pro windo w . TW AIN Pro lo ads each ma rquee into your applicat ion as a separate image, one at a time. When you ’re finished, close EPS ON TWAIN Pro and mod if y a nd save your images in y our applicat ion.
for details.
Deleting and Duplicating Marquees
To delete a m arquee, mak e it the active m arquee (as des c ribed und er
Creating M ult iple Marqu ees
to delete it. To create another marquee the same size as the active marquee, click
the Dup lic at e Marquee button.
). Then clic k t he Delete Marquee bu t to n
Scanning from Your Application Softw are Page 26

Advanced Scanning

The instructions in this chapter tell you how to perform these advanced scannin g operation s:
Customizing Image TypesCustomizing Destination SettingsAdjusting Source and T arget Image Siz es and scaleUsing Automatic Adjust ment Features
Exposure
Adjusting Image Controls
shadow s
Using Tone Correct ionUsing Color Adjustments, such as saturationSaving Cus t om SettingsConfigu ring EPSON T W AI N Pro preview and color o pt ions
, such as Aut o Locate and Auto
, such as the exposure, highligh t s , an d
Advanced Scanning Page 27
Most of the example screens in this chapter are from EPSON TWAIN Pro for Macintosh. The Window s screens look a bit d ifferent, but the op ti ons are the same, unless noted in the text.

Customizing Image Types

You can ch ange the set ti ngs for the pre defined Image Type options in EPSON T W AI N Pro or add new options of yo ur own.
To customize an image type or create a new one, click the Image Ty pe button in the EPSON TWAIN Pro window. You see the Image Type dialog box:
Windows
Macintosh
To chang e t he s ettings of one of the predefined im age types , select it from the Image Type list, change the settings, and click Save.
Advanced Scanning Page 28
If you’re running Windows, you can also create a new image type. Select a predefined type with similar se ttings from the Image Type Name lis t , then type a name for your new image type in the box at the top of the list. Change t he s ettings as necessary and click Sa ve.
To delete an image type, select it in the Image Type list and click Delete. The table below describes the Image Type settings.
Image Type setting Options Description
Pixel D epth 36-bi t
Color For 36-bit color ima ges
24-bit Co lor For 24-bit color image s 12-bit Gray For 12-bits/pixel im ages in shades of gray 8-bit Gray For 8-bits/pix el images in s hades of gray Black & White For 1 bit/pixel bl ac k and white ima ges
Scanning Mode Draft Scans faster and at a lower resolution
for drafts
Best Scans at th e highest quality
De-screening
ON Improves quality when s ca nning phot ographs an d
illustra ti ons printed in newspapers and magazines by turning t he dots in the halftone screen proce s s in t o a smoother pattern
OFF Turns descreening off
Advanced Scanning Page 29
Image Type setting Options Description
Dropout
* None Includ es all c olor value s in a monochrome scan
B/W Op ti on (Window s )
Black a nd W hite Option (Macintosh)
Red R epresents red areas as wh it e in a monoc hrome sca n Green Represen t s green areas as wh it e in a monoc hrome sca n Blue Represen t s blue areas as w hit e in a monochrome sc an None Selects no black and white scanning options Text
Enhancement Technology
Auto Area Segmentation
Improves text rec ognition acc uracy and rem oves the document background when performing OCR (Optical Charac t er R ecognition) scanning
Separates text from graphics when scanning grayscale images by applying a h alf t one algorith m t o im prove quality fo r fa x and copy applications
Advanced Scanning Page 30
Image Type setting Options Description
Halftone** None Lets the data format of your image determine the tone
Mode A (H ard tone)
Mode B (Soft tone)
Mode C (Net screen)
Dither A (4 × 4
Conve rt s th e im age into a ha rd t oned distinc t im age of 1 and 2 bits/pixel/color
Conve rt s th e im age into a sof t er t one for images with large ar eas of similar t ones (1 bit/pixel/color)
Repres ents image s in net screen, similar to newspaper photographs (1 bit/pixel/ c olor)
Repres ents image s in a 4×4 Bayer dither
pattern
Bayer) Dither B (4 × 4
Repres ents image s in a 4×4 spiral dither pattern
Spiral) Dither C (4 × 4
Repres ents image s in a 4×4 net screen dither pattern
Net screen) Dither D (8 × 4
Repres ents image s in an 8× 4 net screen dither patt ern
Net screen)
* Dropout is available only when the Pixel Depth setting is set to 8-bit Gray, 12-bit Gray, or Black & White. ** Half tone is available only when the Pixe l Depth setting is set to Black & White.
Advanced Scanning Page 31

Customizing Destination Settings

You can ch ange the set ti ngs for the pre defined D es t ination options available in EPSON TWAIN Pro or add new options of your own.
To customize a destination (output device) or create a new one, click the Destination button in the EPS ON TWAIN Pro window . You see the Destination dialog box:
To chang e t he s ettings of one of the predefined destinatio ns , s elect it from the Destination Name list, change the settings, and click Save.
To create a new destination, type a name fo r it i n the box at the to p of th e list, then change the settings as necessary and click Save.
To delete a destination, select it in the Destination Name list and click Delete.
Advanced Scanning Page 32
You can also select the Resolution setting from the list on the EPSON TWAIN Pro window. Resolution is closely related t o t he Ta rget width an d height and Scale settings. Keep in mind that changing one set t ing may affect the others.
The resolution and sharpness (–2 = most unfocused to 2 = sharpest) default settings for each of the predefined Destination options are listed in the table b elow:
Destination options Default settings
Screen Resolution: 72 Draw ing/Halftone, 72 Photo;
Sharpne s s : 0
Screen Vivid Resolution: 72 Draw ing/Halftone, 72 Photo;
Sharpne s s : +1
Prepress 175 lpi Resolution: 350 Drawing/ H alftone, 3 50 Photo ;
Sharpne s s : 0
Prepress 150 lpi Resolution: 300 Drawing/ H alftone, 3 00 Photo ;
Sharpne s s : 0
Prepress 133 lpi Resolution: 266 Drawing/ H alftone, 2 66 Photo ;
Sharpne s s : 0
Prepress 120 lpi Resolution: 240 Drawing/ H alftone, 2 40 Photo ;
Sharpne s s : 0
LineWork Scan Resolution: 1200 Drawing/H alf t one, 600 Ph ot o;
Sharpne s s : +1 Stylus Photo Resolution: 720 Draw ing/Half to ne, 360 Pho to ; Stylus Photo 700
Sharpne s s : +1 Stylus Photo EX
Advanced Scanning Page 33
Destination options Default settings
Stylus C OLOR Resolutio n: 720 Drawing/ H alftone, 2 40 Photo; Stylus COLOR II
Sharpne s s : +1 Stylus COLOR IIs
(Windows) Stylus COLOR 200
(Windows) Stylus COLOR 300
(Windows) Stylus COLOR 400
(Windows) Stylus COLOR 500 Stylus COLOR 600 Stylus COLOR 800 Stylus COLOR 850 Styl us Pro XL Styl us Pro XL+ Styl us 1500 Stylus COLOR 1520 Stylus COLOR 3000 Stylus Pro 5000 Resolution: 720 Draw ing/Half to ne, 360 Pho to ;
Sharpne s s : +1
Advanced Scanning Page 34
Sometimes the values you select may be rounded up or down to retain the proportions of your image or marquee.
Destination options Default settings
EPL-C8000 Resolution: 600 Drawi ng/ H alftone, 2 00 Photo;
Sharpne s s : +1 Inkjet Printer Resolution: 720 Draw ing/Half to ne, 360 Photo;
Sharpne s s : +1 Laser Printer R es olution: 600 Drawing/ H alftone, 2 00 Photo ;
Sharpne s s : +1 FAX Resolution: 200 Draw ing/Half to ne, 200 Photo;
Sharpne s s : +1 OCR Resolution: 300 Draw ing/Half to ne, 300 Photo;
Sharpne s s : 0

Adjusting Source and Target Image Sizes

The Source width and height fields indicate the size of the ent ire preview image or of the active marquee. You can ty pe in a n ew w id th an d he ig ht to specify exactly how much of the image you want to scan.
measurement units
To change the unit of measurement used for the Source and Target width and height fields, select inches, pixels, or cm (centimeters) from the measurement units list.
Advanced Scanning Page 35
The Source and Target width and height, Scale, and Resolution settings
are all clos ely related. Keep in mind that changing one setting may affect the others. The width and height se t ti ngs are ignored if you scan without first preview ing the image.
The Target width and he ight fields indicate the si ze of yo ur scanned image usi ng the current s et t ings. The values in thes e fi elds chan ge as you modify s et t ings. You ca n als o type in a sp ec if ic w idt h and height to specify the target image size exactly.
lock button
file size
To lock the Target width and height values, click the lock button. Click it again to unlock the values.
The file siz e indicator on t he right show s th e approxim ate size of th e scanned im age in KB or M B.
Advanced Scanning Page 36
The Scale, Source, and Target width and heig ht , and Resolution settings are all closely related. Keep in mind that changing one setting may affect the others.

Scaling the Image

The Scale field indicates t he amount by w hic h an image is enlarge d or reduced during scanning.
You can adjust the sca le by moving th e s lider, clicking the left or right arrow, or ty ping a perce nt age in the Sc al e f ield.
The range of the possible s ca le v alues depend s on t he Resolution setting.
Advanced Scanning Page 37

Using Automatic Adjustment Features

EPSON TWAIN Pro includes three automatic adjustment features to help you quickly prepare yo ur preview im age for scanning, as described in thes e s ec tions:
Using Auto Loc ateUsing Au to Ex posure

Using Auto Locate

Click the Auto Locate button in the Preview window to crop everything on the do cu m ent table ex c ept your imag e.
Auto Locate button
If you want t o s c an part of an im age, drag the m ouse pointer to crea t e a marquee around th e area to be sca nned. (It doesn’t hav e t o be precise. ) Then click the Auto Locate button. The marquee automatically adjusts to the area yo u defined.
Auto Locate button
Advanced Scanning Page 38
The Auto Exposure featu re is automatically enable d af t er a full preview and zoom previe
w.
If you have a Macintosh and you can’t click the Auto Ex pos ure b utt on or adjust Image Controls, click the Co nf iguration button on the EPSON TWAIN Pro Main window to check the Color Sy nc s et t ing. You can’t use t hese tools if Color Sy nc is s elected.

Using Auto Exposure

Click the A ut o Ex posure bu t to n on the Preview window t o automatic ally adjust th e im age exposure. Auto Ex posure s et s th e Exposure, Highlight, Gamma, an d Shadow se ttings in the Image Controls dialog box and the Gray B al ance Intensity setting in the Color Adjustment dialog box.

Adjusting Image Cont rols

Use the Image Controls to adjust the following settings:
ExposureGammaHighlightShadowThreshold*
Advanced Scanning Page 39
The Auto Exposure feat ure ove rrid es any Image Controls setting you select.
If you have a Macintosh, you can’t adjust Image Controls if Color Sync is selected in the Configu rat ion dialog box.
Click the Image Controls button to display the Image Controls dialog box:
setting fields eyedropper buttons
and sliders
To change the Image Controls, move the slider for the setting or click the left or right ar rows. You ca n also t y pe a value in the fiel d on th e right . See
Using the Ey edropper Buttons
for instruc t ions on using the eyedropper
buttons.
Advanced Scanning Page 40
The Image Controls settings ar e describe d in t he table bel ow .
Image Controls settings Description
Exposure Select the intensity of light in the image as
determ ined by a com bination of t he Highlight and Shadow settings from –10 (darkes t ) t o 20 (brighte st)
Gamma Select the amount of contrast in your
image f rom 50 (lowest ) to 500 (highes t )
Highlight Select th e am ount of det ail v is ible in
the brightest area s of the im age from 61 (lightes t ) to 490 (darkest )
Shado w Select th e am ount of det ail v is ible in
the dark es t areas of you r im age from 0 (lightes t ) to 60 (darkest )
Threshold* Select the point at which the gray areas in
the ima ge are scanned as either black or white from 0 (darkes t ) t o 255 (lightest )
* The Threshold setting is available only when the Pixel Depth setting is set to
Black & White
setting is active, the rest of the Image Controls are not available.
and the Halftone setting is set to
None
. When the Threshold
Advanced Scanning Page 41

Using the Eyedrop per Buttons

The Highlight and Shadow sett ings include an eyedropper but to n y ou can use to s elect particular colors in t he image for us e as the hi ghlight and shadow colors.
Click an eyedropper button and move the mouse pointer over the preview image; the pointer changes to an eyedropper icon. T hen click on a co lor that you wa nt t o us e as the highlight (lightest color) or shadow (darkest color) for the entire image. The color box beneath the setting turns to that color.

Using Tone Correction

You can use Tone Correction to change the pixel brightness in the midtone s, highlights, and shado w s o f a n im age. This p roduces g reater detail in the im age without dramatica lly c hanging it.
Advanced Scanning Page 42
Click the Tone Correction button on the Preview window to display the Tone Correction dialog box .
tone curve
output checkboxes and fields
tone correction types list
channels radio buttons
Each point on the tone cu rv e represen t s the Output checkbox characteristic to its right. For exam ple, the top point on the cu rv e represent s th e Highlight characteristic.
In addition , the Channels rad io buttons indicate the color (s ) th at the ton e curve will m odify: red, green, blue , o r all t hree colors.
Advanced Scanning Page 43
Once you’ve selected the color you want to modify using the Channels buttons, use these methods to change the tones:
Drag points on t he tone curv e t o adjust the tone value.Type a number in the field for an Outp u t setting an d c lic k outside the
Tone Correction dialog box. To lock a setting in place so it’s unaffected by chang es in ot her setting s , clic k it s ch ec k box. The set t ing will not change unless you d rag its point on th e t one curve.
Select a setting from the tone correction type list. Select Linear,
Lighten, Darken, Flat Contrast, High Contrast, or Open Shadow.
You can als o c reate your ow n custom t one correct ion settings , as describe d below.

Customizin g Tone Cor rection Settings

To save a custom tone correction setting, first make the changes on the Tone Correction dialog box. The tone correction setting in the list changes to User Defined. Change the name in the list box to the one you want to use for your custom setting. Then click Save.
To delete a se t tin g, s elect its nam e in t he tone correction list and click Delete.
Advanced Scanning Page 44

Using Color Adjustments

You can adjust the Gray Balance Intensity and Saturation of colors in a color image using the Color Adjustment tools.
The Col or Adjustment settings are disabled if you click the Scan button withou t pr ev iewing the imag e.
If the Pixel Depth in the Image Type dialog b ox is se t to
8-bit Gray, 12-bit Gray, or Line Art,
you cannot select the Color Adjustment button.
Click the Color Adjustment button on the Preview window to display the Color A djustment dialog box :
Advanced Scanning Page 45

Changing the Gray Balance Intensity

The Gray Balance Intensity setting adjusts the gray tones in the image to appear m ore neutra l. You may need to adjus t this s et t ing if the three colors that are mixed to get her to form the neutral gray are unbalanced.
To change the Gray Balance Intensity, follow these steps: 1 First click the ey edropper button and m ove the mo us e pointer onto
your prev iew im age. The m ouse pointer changes to an eye dropper icon.
2 Select a color that you want removed from the neutral gray tones in the
image in the Preview window. The original and corrected colors appear in the boxe s bes ide the eyedropper but t on.
3 Adjust the gray level (from 0 to 100) by moving the slider or clicking the
left or right arrow. You c an also type a va lue in the fie ld on the right.

Changing the Saturation

Changing the satur at ion level of co lors increas es or decreases t he amount o f color in each hue. Less sat urated colors are more pale, while saturated colors are ric her.
Adjust the s at uration level from –100 (less sat urated) to 100 (mor e saturated) by movin g t he slider or clic k ing the left or right arrow. You can also type a v alue in the field on the righ t.
Advanced Scanning Page 46

Saving Custom Settings

You can save a custom set of all the EPSON TWAIN Pro settings for your scan so yo u c an easily sel ec t it when you pe rfo rm a s im ilar scan lat er.
Click the Sett ings button in the EPSON TWAIN Pro window to display the Settings dialog box :
current settings
The currently selected EPSON TWAIN Pro settin gs are listed on the ri ght. To save these settings, click Save (you can type a new name for the group to replace the name User Defined). When you want to use this settings group again, cl ic k S ettings, select the group, and click OK.
To delete a c ustom se tting group, cli ck its name in the list; t hen click Delete.
Advanced Scanning Page 47

Configuring EPSON TWAIN Pro

You can co nf igure EPSON TWAIN Pro’s prev iew and color o pt ions so they work the way you want whenever you use the program.
Click the Configuration button to display the Co nf iguration dialog box:
Macintosh
To specify the size of the Preview window, select Large, Medium, or Small in the Preview Window Size list.
If you want to automatically save the preview image and all the scanning settings when you preview, scan, or close EPSON TWAIN Pro, click the Save Preview Imag e and Setti ngs checkbox.
Click the Fast Preview checkbox to enable hig h-speed lo ading of the preview image.
Advanced Scanning Page 48
Windows
If you have the Artist or Profes s ional mode l of the scanner, use Monaco Profiler Lite t o achieve better color management. Se e t he electron ic m anual on your Monaco Profiler Lite CD-ROM for details.
Don’t move or rename the Gt9600t.icm or EPSON GT-9600 TPU profiles unless you have a transparency unit.
To automatically ad jus t th e ex posure ea c h t im e y ou preview t he image, click the Auto Exposure on Preview button. See Using Auto Exposure for more in fo rm ation.
You can sp ec if y an exact size fo r im age areas se lec t ed with the eyedropper options in the Image Controls and Color Adjustment dialog boxes from t he Eyedrop per Sampli ng Area list . S elect 1 × 1 pixel, 3 × 3 pixel, or 5 × 5 pixel.
If you’re experienced with color management software, you can use the Windows ICM featu re (on Windo w s 95 or 98) or the ColorSync feature (on a Macin t os h).
To experiment with EPSON TWAIN Pro’s ICM or ColorSync feature, make sure y ou move or rename EP SON TWAI N Pro’s origin al profiles and repla c e th em w it h new ones as f ollows:
In Windows, move or rename the Gt9600r.icm file (and th e Gt9600t .icm file, if you have a transparency unit) in the Window s\System\ C olor folder. T hen name and store yo ur new profile(s ) w ith th e s am e name(s) in the same fo lder.
On a Macin t os h, m ov e or renam e t he EPSON GT-9600 profile (and the EPSON GT-9600 TPU profile, if you have a t ranspare nc y unit) in the Syste m Fo lder\Preferences\ColorSync Profiles fo lder. Then name and store yo ur new profile(s) with the s ame nam e(s ) in the same folder.
Be sure to increase the Gamma value in the Image Con tr ols t ool, if necessary .
Advanced Scanning Page 49
Troubleshooting
If you encounter any problems using EPSON TWAIN Pro, try the solution s in th es e s ections:
Problems U s ing EPSON T W AI N ProProblems with Image Quality
If the information her e doesn’t help you solve the probl em , ch ec k w it h your dealer or contact EPSON. See Where to Get Help for contact information.

Problems Using EPSON TWAIN Pro

The rows in the Screen Calibration dialog box never seem to match closely enough.
Problem Solution
Your monit or adjustments may be off.
Troubleshooting Page 50
Try adjust ing your monitor’s bright ness an d c ont rast settin gs .
When you select a TWAIN source, EPSON TWAIN Pro isn’t listed.
Problem Solution
Either EPSON TWAIN Pro wasn ’t in s ta lled or it wasn’t installed correctly.
Reinstall t he software f ollowing the instruct ions in
Your Scanner
EPSON TWAIN Pro doesn’t start.
Problem Solution
The scanner isn’t ready.
Your system does not meet the minimum requirements.
EPSON T W AI N Pro needs mo re m emory.
EPSON T W AI N Pro is not selected as your TWAIN source.
Your SCSI settings are incorrect.
Make sure your scanner is turned on and the cables are connected properly.
Make sure your computer, scanner, and software are compatible and meet the s pec if ic ations under System Requirements
Make sure EPSON TWAIN Pro can access enough system memory. See the se c tio n on memory allocation in y our comput er manual.
EPSON TWAIN Pro may not be selected as the TWAIN source in your applicat ion. See Basic Scanning
You may h av e s elected th e w rong SCSI ID during setup. Check t he settings for your scanner and any other SCSI devices you may have. Then reinstall EPSON TWAIN Pro following the instructions in
Up and Using Your Sc anner
Setting Up and Using
.
.
for instructions on selecting it.
Setting
.
Troubleshooting Page 51
Problem Solution
A system error has occurred.
Window s h as detected new hardware.
An error condition may have caus ed your appl ic at ion or the TWAIN source to stop working correctly. Save any documents in process, close any open applications, and exit Windows. Restart Windows, then start your applic ation and try again.
Sometimes an error condition may cause the computer to display a message telling you that your scanner is not recognized. If this happens, reset your s c anner by pu sh ing the RESET button. Then restart your computer and try again.
If you are using Windows 95 or 98, its hardware detection utility may not have corr ec t ly det ected the S C SI c ont roller. Res t art W indows a nd s ee the Windo w s H elp utility for ins t ruc t ions on detec t ing new hardware.
Troubleshooting Page 52
The scanner does not start scanning.
Problem Solution
The scanner isn’t ready.
You have a system interrupt conflict (Windows).
Your INF file may not be loaded correctly (Windows).
You’re scanning a large image and running out of system memory.
You don’t have enough hard disk space.
Check if the scanner’s READY light is on. If no t, press the RESET button an d t ry again.
If you have ot her expansion cards in y our comput er, m ak e sure th ey ’re not set to the same in terrupt level or I/O address as the interface ca rd for your scanner. See your comput er manual and interfac e card manual.
Use Add/R emove Programs in th e W indows C ont rol Panel to uninstall EPSON T W AI N Pro, then reinstall it. See
Scanner
for installation instr uc t ions.
Setting U p and Using Your
If the image you’re scanning is too large or if your system has a minimum amount of m em ory installe d, y ou may run out of m em ory. You’ll usually get an error message or your system locks up when this happens. Reduce the image size or resolution and try scanning again. If you still can’t scan the image, add more system memory.
On a Macin t os h, y ou can assig n additiona l m em ory to the ap plication itself. See yo ur Macinto sh document at ion for deta ils .
®
If you’ve ju st s c anned a large image in P hotoshop
and then immedia te ly s ca nned anot her, Photos hop may no t hav e released th e memory allocated fo r t he first image. Select Purge in Photoshop’s Edit menu, or close Photos hop, resta rt it, and try scanning aga in.
Try reducing the document size, scanning fewer pages at once, or deleting unused files on your hard disk. If you’re running Windows, empty your Recycle Bin. If these methods don’t work, see your system docume nt at ion for more informatio n about fre eing hard dis k sp ac e.
Troubleshooting Page 53
You have trouble scanning multiple images.
Problem Solution
Your app lic at ion program doesn’t support multiple image scannin g.
You may not have enough system memory or hard disk space.
Some application programs don’t support scanning of multi ple images. When you try to batch scan or use the optional auto document feeder with this type of program, you get an error message or the system locks up. Check th e program d oc um entation and, if necessary, us e another program f or batch scanning.
Try the follo w ing:
Reduce the size or resolution of your images, or scan fewer pages
at once.
If you’re running Win dows, emp t y yo ur R ecycle Bin .Delete un us ed files on yo ur hard diskAdd system memory. If you have a Macintosh, you can assign
additional memory to the application itself. (See your Macintosh docume nt at ion for details . )
If these methods don’t work, see your system documentation for more information about freeing system memory or hard disk space.
Troubleshooting Page 54
You cannot scan images at all or only a few dots appear in the scanned image.
Problem Solution
You may have selected incorrec t sc an settings.
Select different EPSON TWAIN Pro settings. You may have selected an incorrect Image Type or Destination setting, or the Exposure, Highlight, an d Tone Correction settings may be inappropriat e fo r yo ur image. If Image Type is set to Line Art, try decreasing the Threshold setting.

Problems with Image Quality

Images are very dark and without details.
Problem Solution
Some EPSON TWAIN Pro settings may be set incorrectly.
If the Halftone not to None.
Check that the Destination (output device) is set correctly. Try setting Destination to Screen or Screen Vivid if your printer is n’t lis t ed.
Change the Exposure, Tone Correction, and Shadow settings to lighter va lues and scan th e im age again.
Some application s of tware does not s upport 36-bit color. If you set your Image Type to 36-bit Color, change the setting to 24-bit Color. Then scan aga in.
setting is available, make sure it is set to a halftone mode,
Troubleshooting Page 55
The entire image is distorted or blurred.
Problem Solution
The document isn’t position ed c orrectly on the scanner’s document table.
Make sure t hat the docu m ent is place d fl at against the d oc ument table. You may have moved the document during scanning. Check the position
of the docum ent. See that the scanner is not tilted or pl ac ed on an uns ta ble surface.
Part of the image is distorted or blurred.
Problem Solution
The document isn’t position ed c orrectly on the scanner’s document table.
The document table is dusty or dirty.
There may be IRQ (interrupt request) conflicts within your system.
Part of the original ma y b e w rinkled, wa rped, or not in c ontact with the document table. Be sure the document is flat.
Turn the sc anner off and unplug th e power cable, then ge nt ly w ipe the document table with a soft, dry, lint-free cloth.
Check your operating system manual and electronic help files for instructions on how to resolve IRQ conflicts.
Troubleshooting Page 56
Color is pat chy or distorted at the edges of the document.
Problem Solution
The document isn’t position ed c orrectly on the scanner’s document table.
If the original is very thic k or w arped at the edges, the edges of th e image ma y be discolored. Cover the edges of th e original with opaque paper to av oid interference from out s ide light.
If part of the original is ou t si de t he document table , the edge may be discolore d. C hange the pos it ion of the original.
The image is faint or out of focus.
Problem Solution
The document isn’t position ed c orrectly on the scanner’s document table.
Some EPSON TWAIN Pro settings may be set incorrectly.
Your monit or isn’t calibrate d or isn’t adjusted co rrectly.
Make sure the document is placed flat on the document table.
Check your Tone Correction setting and/or select a da rk er Exposure setting.
Make sure y ou have calibrated your monitor t o y our scann er as describe d in monitor’ s b rightness a nd c ontrast set t ings.
Setting U p and Using Your Scanner.
Also check your
Troubleshooting Page 57
A line of dots is always missing on the scanned image.
Problem Solution
Your print heads are dirty.
Your scanner may be malfunctioning.
If this happens only on your printed image, your printer’s print head may need cleaning; see y our printer manual.
If this happ ens on both y our screen and printout, the scan ner’s senso r may be malf unctioning. Consul t your dealer.
The colors on the monitor seem different from those of the original image.
Problem Solution
Your monit or may not be calibrat ed correctl y .
Your Destination setting may be incorrect.
Your system’s color matching may be affecting your results.
Depending on your mo nit or, its resolution EPSON TWAIN Pro settings, the screen colors may differ from the original colors. This is normal, esp ec ially if the co lors in the print ed image mor e clo s ely m at c h th e original. Mak e su re y ou’ve perform ed the screen calibration a s des c ribed in
For best results on basic scans, select Screen or Screen Vi vi d as your Destination setting.
Check the co lor matchin g and color management capabilities of your computer, display adapter, and software. Some computers can change the color palette to adjust colors on your screen. (See your software and computer manuals f or details.)
Exact ma tching of colors on your m onitor, sca nner and printer is very difficult. If you have the Artist or Professional model of the EPSON Expression 800, use Monaco Profiler Lite to set up ICC profiles for these devices. See the electronic manual on the Monaco Profiler Lite CD-ROM for details.
Setting Up and Using Your Scanner
/color settings, and your
.
Troubleshooting Page 58
Printed colors are different from those in the original image.
Problem Solution
You may need to use a
color corr ec t ion
Your system’s color matching may be affecting your results.
mode.
Colors in the printed image may not match th e c olors of the original image ex ac t ly bec ause the scanning and printing proc esses us e different color interpreting technologies. Use the ICM (Windows) or ColorSync (Macintosh) features in EPSON TWAIN Pro to more closely match the colors. (See Configuring EPSON TWAIN Pro
Exact ma tching of colors on your m onitor, sca nner and printer is very difficult. If you have the Artist or Professional model of the EPSON Expression 800, use Monaco Profiler Lite to set up ICC profiles for these devices. See the electronic manual on the Monaco Profiler Lite CD-ROM for details.
The printed image is larger or smaller than the size of the original.
Problem Solution
You may have used the Zoom Preview feature.
The Scale slider is set to scale the im age at a percenta ge greater than or less than 100%.
Check the im age size sett ings in your application and EPS ON TWAIN Pro. Don’t use the size of the image on your monitor to judge the printed size.
Set the Sc al e s lider on the E PSON TWA IN Pro main window to scale the im age to 100% .
for instru cti ons.)
Troubleshooting Page 59
The colors of the preview for your negative film image look strange.
Problem Solution
The wrong Document Source se t tin g is selected.
The film guide or slide transpar ency guide affects the exposure of the scanning area.
Make sure you select TPU for Neg. Film as the Document Source setting.
The scanner software perceives the dark film guide frame as white, which alters the expo s ure of the scanning are a and causes t he scan to appear dar ke r. To see the co lors that will actually be scanned, selec t an area by clicking and dragging the mouse over the preview, then click the
zoom pre v iew button.
The printer can’t print the image, or the printout is garbled or isn’t an image.
Problem Solution
Your printer and computer may not be securely connected.
Your softw are is not installed co rrectly for your print er.
Check tha t th e printer is properly connected to t he c omputer and is correctly se t up; se e y our printer ma nual.
Check tha t yo ur application software is properl y in s ta lled and set up for your print er; s ee your appl ic at ion software manual.
Troubleshooting Page 60
Moiré (crosshatch) patterns appear in the scanned image.
Problem Solution
You have s c anned a document with halftone patterns.
To minimize moiré patterns, try the following: Place a transparent sheet between the document and the document
table to un fo c us th e im age sligh tly.
Move or angle the do c um ent slight ly . Adjust th e Sharpnes s s et ti ng t o a lower value to unfo cu s th e im age.
See Customizing D es t ination Sett ings
Chang e t he Scale setting slightly . In the Image Type dialog box, make su re th e Sc anning Mo de option
is set to Best and the De-s c reening opt ion is set to On. See
Customizing Image Types
for details.
for more information.
Troubleshooting Page 61

Glossary

bit Short for bin ary digit. The sma lles t unit of data in com put er proces s ing. A
bit can represent two values, on and off, or 1 and 0.
bit/pixel T he unit that in dic ates the nu m ber of bits allo c at ed for a pixe l. Th e larger
the value , the more detail a pixel can represen t.
color correction A m ethod of adjusting the c olor image da t a fo r a particul ar t y pe of device
so that the reproduction results c om e close to the original c olors.
default A set of values us ed when no ot her selectio ns have been ma de.
De-screening Counters the effect of the screen process on your image and turns the
dots into a s m oother patt ern. De-screening is us eful for scanning photographs and ill us t rat ions printed in newspapers or m agazines to improve los t res olution or sharpness.
dither A process in which software or an output device simulates continuous
tones with groups of dots.
dpi Dots per inch. A unit of measurement for resolution. The higher the value,
the higher t he resolution.
Dropout An EPSON TWAIN Pro option that lets you select a color for the scanner
to ignore.
Halftone A method of us ing dot patte rns t o represen t an im age.
Glossary Page 62
marquee A sizeable and moveable frame on a prev iew im age that identifies the
part select ed for scann ing.
monochrome Black and white ima ges, or imag es represented only by th e intensity of
luminosi ty.
pixel Short for pic tu re element. Ev ery image is co m posed of a num ber of
pixels. Pix els are also counted in uni ts of dots.
resolution Indication of how finely an image is resolved into pixels. Measured in dots
per inch (dpi), pixels p er inch (ppi), or s amples per inch (spi).
scan An operation performed by the sensor and the carriage of a scanner. The
sensor “re ads” the colo rs in an image, and sends t he c olor inform ation to the computer as digit al data.
Threshold An EPSON TWAIN Pro option that sets the point at wh ic h gray values in
an image are represe nt ed as either black or whi te .
Glossary Page 63

Index

A
Accessories, EPSON, 12 Auto Area Segmen ta ti on, 6 Auto docu m ent feeder
ordering , 12
settings, 15 Auto Exposure, 39, 40, 49 Auto Locate, 38 Automa tic adjustme nt fe at ures, using ,
37
to 39
B
Batc h scanni n g, 26, 38, 54 Blurred image, 56
C
Calibration problems, 50, 57 to 58 Color
buttons, 42
Color Adjustment settings, 45 to 46
correction options, 59
managing, 49
problems, 57 to 60
ColorSync, 49 CompuServe, 10 Configuration settings, 48 to 49 Contra s t, adjusting, 41, 42 Custom settings, saving, 26, 47
D
Destinat ion setting , 17 to 19, 55 Destinations, customizing, 32 to 35 Document position problems, 56 to 57 Document Source setting, 15 Downlo ad Service, 10
E
EPSON
Accessories, 12 autom at ed telephon e s ervices, 11 electronic support services, 10 to 12 telephone support, 12
Exposure
adjusting automatically, 39 adjusting manually, 41
Exposure setting, 55
Index Page 64
F
Faint image, 57 FaxAdvice, EPSON, 11 Features, 6 FTP site, 10
G
Gamma setting, 41 Gray Balance Intensity setting, 45to 46
H
Halftone setting, 31 Help, EPSON, 10 to 12 Highlight, adjusting, 41 to 42
I
ICM , 49 Image Controls
adjusting, 39
default set t ings, 16 Image quality problems, 55 to 61 Image siz e, adjusting, 35 to 37, 59 Image Ty pe s etting, 15 to 19 Image types, customizing, 28 to31 Internet s upport numbers, 10
to 42
M
Macintosh system requirements, 8 Main window, 14 Manual, how to use, 9 Marquees
creating automatically, 38 creating manually, 22 to 23 deleting, 26 duplicating, 26 moving, 24 multiple, 25 to 26 resizing, 23to 24
using, 22 to 26 Memory problems, 51, 53 to 54 Moiré patterns, 61 Monitor
Macintosh, 8
Windows, 7
N
Negative film, scanning, 15
O
Options , ordering, 12 Out of focus image, 57 Output device, selecting, 17 to 19, 55
Index Page 65
P
Photoshop problems, 53 Pixel Depth setting, 29, 31, 41, 45 Previewing
configur at ion options, 48 images, 21 to 26
zooming options, 22, 59 Printer problems, 59, 60 Problems
batch scanning, 54
blurred image, 56
color matc hing, 58 to 59
faint or out of fo c us im age, 57
image quality, 55 to 61
line of dots is m is s ing, 58
scanner does not start, 53
screen calibration, 50
using TWAIN Pro, 50 to 55
to 49
Q
QuickTime, 8
R
Refe rral Service, EPSON, 11 Requirements, system, 7 Resolution setting , 17 to 19, 33 to 35
S
Saturation setting, 45, 46 Scale se t tin gs , 19, 33, 36, 37 Scanning
advanc ed, 27 basic, 13 to 20 from application software, 13 to 26 multipl e im ages, 25 to 26, 38, 54 previewing, 21 to 26
SCSI interface
Macintosh, 8 proble m s , 51
Windows, 7 Service, 10to 12 Setting s
adjusting gray tones, 45
adjusting image size, 35 to 37
adjusting saturation, 45 to 46
automatic adjustment tools, 37 to 39
correcting tone, 42 to 44
default Destination settings, 33to 35
Exposure, 41
Gamm a (c ontrast), 41
Highlight, 41, 42, 44
Image Type options, 28 to 31
saving custom settings, 47
selected incorrectly, 55, 57
selecting basic, 15 to 20
Shadow, 42
Thresh old, 41 Shadow s etting, 41, 55
to 49
to 46
Index Page 66
Size, adju s ti ng im age, 35 Software installation problems, 51, 60 SoundA dv ic e, EPSON, 11 Source se t tin gs , 35 to 37 Support, 10 to 12 System interrupt conflicts, 53 System requirements
Macintosh, 8 Windows, 7
to 37
T
Target set t ings, 17 to 19, 32 to 37 Technical support numbers, 10 to 12 Text Enhancement Technology, 6 Thresho ld s et t ing, 41 Tone Correction settings
customizing, 44 problems, 55 using, 42 to 44
Transp arency unit
orderin g, 12
scanning reflective documents, 15
settings, 15 Troubleshooting, 50 to 61 TWAIN Pro
access ing from application so ftw are,
13
to 14 configu ring, 48 to 49 problems using, 50 to 55
TWAIN source, selecting, 14, 51
W
Window s s yst em require m ents, 7 World W ide Web site , 10
Z
Zoomin g options, 22, 59
Index Page 67
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