Epson Expression 800 TWAIN Pro Guia do Utilizador

EPSON TWAIN ProUser’s Guide®

Introduction Page 10Where to Get HelpEPSON provides customer support through the following services:Electronic support servicesService AccessWorld Wid

Introduction Page 11Automated telephone servicesService AccessEPSON SoundAdviceSMFor pre-recorded answers to commonly asked questions about EPSON prod

Introduction Page 12EPSON also provides technical support and information on the installation, configuration, and operation of EPSON products. Dial (3

Scanning from Your Application Software Page 13Scanning from YourApplication SoftwareBefore scanning, make sure you’ve installed the EPSON TWAIN Pro s

Scanning from Your Application Software Page 143 Select the scanner source. For example, choose Import or Acquire from the File menu, and then select

Scanning from Your Application Software Page 15To select your scanning settings, see Selecting Basic Settings below.Selecting Basic SettingsFor most s

Scanning from Your Application Software Page 162 For best results, select an Image Type each time you scan. Image types automatically select other TWA

Scanning from Your Application Software Page 17You can also change the settings for these options or save your own custom Image Types. See Customizing

Scanning from Your Application Software Page 18Stylus Photo 700 Resolution: 720 Drawing/Halftone, 360 Photo; Sharpness: +1Stylus Photo EXStylus COLOR

Scanning from Your Application Software Page 19You can also change the settings for these options or save your own custom destinations. See Customizin

Page 2Copyright NoticeAll rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or

Scanning from Your Application Software Page 205 It’s a good idea to preview your image before you actually scan so you can make any necessary changes

Scanning from Your Application Software Page 21Previewing Your ScanYou can preview your image in a separate Preview window to see the effects of your

Scanning from Your Application Software Page 22Preview Zooming OptionsClick the Zoom Preview button to enlarge the active marquee. See Using Marquees

Scanning from Your Application Software Page 233 Drag the mouse across the image, creating a marquee (or frame). 4 Release the button when the marquee

Scanning from Your Application Software Page 24To resize the marquee proportionally, press the Shift key and drag the box (Windows only).To move a mar

Scanning from Your Application Software Page 25Creating Multiple MarqueesYou can create multiple marquees in one image to sequentially scan only the m

Scanning from Your Application Software Page 26the corner of an inactive marquee. The pointer changes to a single arrow (Windows). Click the mouse but

Advanced Scanning Page 27Advanced ScanningThe instructions in this chapter tell you how to perform these advanced scanning operations:◗ Customizing Im

Advanced Scanning Page 28Customizing Image TypesYou can change the settings for the predefined Image Type options in EPSON TWAIN Pro or add new option

Advanced Scanning Page 29If you’re running Windows, you can also create a new image type. Select a predefined type with similar settings from the Imag

Page 3TrademarksEPSON is a registered trademark of SEIKO EPSON CORPORATION, and EPSON Expression is a registered trademark of Epson America, Inc. EPSO

Advanced Scanning Page 30Dropout* None Includes all color values in a monochrome scanRed Represents red areas as white in a monochrome scanGreen Repre

Advanced Scanning Page 31* Dropout is available only when the Pixel Depth setting is set to 8-bit Gray, 12-bit Gray, or Black & White.** Halftone

Advanced Scanning Page 32Customizing Destination SettingsYou can change the settings for the predefined Destination options available in EPSON TWAIN P

Advanced Scanning Page 33The resolution and sharpness (–2 = most unfocused to 2 = sharpest) default settings for each of the predefined Destination op

Advanced Scanning Page 34Stylus COLOR Resolution: 720 Drawing/Halftone, 240 Photo; Sharpness: +1Stylus COLOR IIStylus COLOR IIs (Windows)Stylus COLOR

Advanced Scanning Page 35Adjusting Source and Target Image SizesThe Source width and height fields indicate the size of the entire preview image or of

Advanced Scanning Page 36The Target width and height fields indicate the size of your scanned image using the current settings. The values in these fi

Advanced Scanning Page 37Scaling the Image The Scale field indicates the amount by which an image is enlarged or reduced during scanning.You can adjus

Advanced Scanning Page 38Using Auto LocateClick the Auto Locate button in the Preview window to crop everything on the document table except your ima

Advanced Scanning Page 39Using Auto ExposureClick the Auto Exposure button on the Preview window to automatically adjust the image exposure. Auto Exp

Page 4ContentsIntroduction6System Requirements 7Windows System Requirements 7Macintosh System Requirements 8How to Use This Manual 9Where to Get He

Advanced Scanning Page 40Click the Image Controls button to display the Image Controls dialog box:To change the Image Controls, move the slider for t

Advanced Scanning Page 41The Image Controls settings are described in the table below.* The Threshold setting is available only when the Pixel Depth s

Advanced Scanning Page 42Using the Eyedropper ButtonsThe Highlight and Shadow settings include an eyedropper button you can use to select particular c

Advanced Scanning Page 43Click the Tone Correction button on the Preview window to display the Tone Correction dialog box.Each point on the tone curv

Advanced Scanning Page 44Once you’ve selected the color you want to modify using the Channels buttons, use these methods to change the tones:◗ Drag po

Advanced Scanning Page 45Using Color AdjustmentsYou can adjust the Gray Balance Intensity and Saturation of colors in a color image using the Color Ad

Advanced Scanning Page 46Changing the Gray Balance IntensityThe Gray Balance Intensity setting adjusts the gray tones in the image to appear more neut

Advanced Scanning Page 47Saving Custom SettingsYou can save a custom set of all the EPSON TWAIN Pro settings for your scan so you can easily select it

Advanced Scanning Page 48Configuring EPSON TWAIN ProYou can configure EPSON TWAIN Pro’s preview and color options so they work the way you want whenev

Advanced Scanning Page 49To automatically adjust the exposure each time you preview the image, click the Auto Exposure on Preview button. See Using Au

Page 5Using Automatic Adjustment Features 37Using Auto Locate 38Using Auto Exposure 39Adjusting Image Controls 39Using the Eyedropper Buttons 42U

Troubleshooting Page 50TroubleshootingIf you encounter any problems using EPSON TWAIN Pro, try the solutions in these sections: ◗ Problems Using EPSON

Troubleshooting Page 51When you select a TWAIN source, EPSON TWAIN Pro isn’t listed.EPSON TWAIN Pro doesn’t start.Problem SolutionEither EPSON TWAIN P

Troubleshooting Page 52A system error has occurred.An error condition may have caused your application or the TWAIN source to stop working correctly.

Troubleshooting Page 53The scanner does not start scanning.Problem SolutionThe scanner isn’t ready.Check if the scanner’s READY light is on. If not, p

Troubleshooting Page 54You have trouble scanning multiple images.Problem SolutionYour application program doesn’t support multiple image scanning.Some

Troubleshooting Page 55You cannot scan images at all or only a few dots appear in the scanned image.Problems with Image Quality Images are very dark a

Troubleshooting Page 56The entire image is distorted or blurred.Part of the image is distorted or blurred.Problem SolutionThe document isn’t positione

Troubleshooting Page 57Color is patchy or distorted at the edges of the document.The image is faint or out of focus.Problem SolutionThe document isn’t

Troubleshooting Page 58A line of dots is always missing on the scanned image.The colors on the monitor seem different from those of the original image

Troubleshooting Page 59Printed colors are different from those in the original image.The printed image is larger or smaller than the size of the origi

Introduction Page 6IntroductionEPSON® TWAIN Pro is the interface program between your application software and scanner that lets you scan images into

Troubleshooting Page 60The colors of the preview for your negative film image look strange.The printer can’t print the image, or the printout is garbl

Troubleshooting Page 61Moiré (crosshatch) patterns appear in the scanned image.Problem SolutionYou have scanned a document with halftone patterns.To m

Glossary Page 62Glossarybit Short for binary digit. The smallest unit of data in computer processing. A bit can represent two values, on and off, or 1

Glossary Page 63marquee A sizeable and moveable frame on a preview image that identifies the part selected for scanning.monochrome Black and white ima

Index Page 64IndexAAccessories, EPSON, 12Auto Area Segmentation, 6Auto document feederordering, 12settings, 15Auto Exposure, 39, 40, 49Auto Locate, 38

Index Page 65FFaint image, 57FaxAdvice, EPSON, 11Features, 6FTP site, 10GGamma setting, 41Gray Balance Intensity setting, 45 to 46HHalftone setting, 3

Index Page 66PPhotoshop problems, 53Pixel Depth setting, 29, 31, 41, 45Previewingconfiguration options, 48to 49images, 21 to 26zooming options, 22, 59

Index Page 67Size, adjusting image, 35to 37Software installation problems, 51, 60SoundAdvice, EPSON, 11Source settings, 35 to 37Support, 10 to 12Syste

Introduction Page 7System Requirements Before installing the scanner software, make sure your system meets the following minimum requirements. If you

Introduction Page 8Macintosh® System RequirementsEPSON TWAIN Pro supports the Apple® ColorSync™2.0 color management system and QuickTime.™ ◗ PowerPC™

Introduction Page 9How to Use This ManualThis User’s Guide tells you what you need to know to scan with EPSON TWAIN Pro on a Windows or Macintosh syst