Epson Expression 636 User Manual - TWAIN 32

Epson Expression 636 Manual

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    Printed on recycled paper with at least 10% post-consumer content i
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    , misuse, or abuse of this product or unauthorized modifications, repairs, or alterations to this product. SEIKO EPSON Corporation and its affiliates shall not be liable against any damages or problems arising from the use of any options or any consumable products other than those designated as
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    System Requirements Intro-3 How to Use This Manual Intro-4 Cautions, Tips, and Notes Intro-5 Where to Get Help Intro-5 Electronic Support Services Intro-6 Chapter 1 Installing Your Software Getting Ready to Install Your Software 1-1 Installing the Scanning Utilities 1-2 Chapter 2 Calibrating
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    Copying an Image 5-6 Resizing an Image 5-6 Exiting EPSON Scan! II 5-7 Chapter 6 Troubleshooting Problems Using the EPSON Scanning Utilities 6-1 Problems With Image Quality 6-9 Appendix A Default Settings Appendix B Expression 636 Scanner Settings Resolution B-2 Size or Scale B-2 Data Format
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    Scanner Setting Guidelines B-12 Judging Image Quality B-18 Equipment B-19 Icon Glossary Term Glossary Index v
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    vi
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    the following functions with your EPSON scanner: t Read images in color, grayscale, or black-and-white, and save the scanned images to disk as a file t Convert the image files to various formats so you can use them with your application software t Calibrate your scanner to your monitor and your
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    TWAIN is the interface between most of your software and your scanner. The interface has two screens: easy and advanced. To take advantage of your scanner's features, you can access either screen from within any software that supports the TWAIN standard or from EPSON Scan! II. Note: The top line of
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    One of the following EPSON scanners: ES-600C ES-800C ES-1000C ES-1200C Expression™ 636 ActionScanner™ II Some features are not available or are restricted for some scanners. t A 486- printer port) or an Adaptec® SCSI adapter Note: t EPSON supports some Adaptec-compatible SCSI adapters. Introduction 3
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    Chapter 5 tells you how to use EPSON Scan! II to work with images. Chapter 6 contains troubleshooting tips, and Appendix A lists the software's default settings. Appendix B provides information on the scanner settings for the Expression 636. This manual also includes two glossaries-an icon glossary
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    to ensure your scanner operates correctly. r Tips contain helpful ideas for using these utilities. Notes contain important information about these utilities. Where to Get Help EPSON provides customer support and service through a network of Authorized EPSON Customer Care Centers. Dial (800) 922-8911
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    call (800) 463-7766 for dealer referral. If you need help using software with an EPSON product, see the documentation for that program for technical support information. Electronic Support Services You can access helpful tips, specifications, notes, DIP switch or jumper settings, drivers, FAQs
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    Fax-on-Demand Service You can access EPSON's technical information library by calling (800) 442-2110 or (800) 922-8911 and selecting the appropriate phone option. You must provide a return fax number to use Faxon-Demand. EPSON Forum on CompuServe® Members of CompuServe can type GO EPSON at the menu
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    8 Introduction
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    Windows 95 or Windows 3.1. Getting Ready to Install Your Software Before you install the EPSON Scanning Utilities, make sure you have set up your scanner and connected it to your computer as described in the User's Guide that comes with your scanner. If you are using a SCSI interface, make sure the
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    . For Windows NT 3.5X and Windows for Workgroups, follow the Windows 3.1 instructions. 1. Start Windows 95 or Windows 3.1. Note for Windows 95 SCSI users: After you connect your scanner to your computer, you see the screen below when you install or start Windows 95, or when you select Add
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    card is already set up. See your Adaptec documentation for instructions on how to set up this card. If you are using a bidirectional card, you only need to install the card-no software configuration is needed. 2. Insert the EPSON Scan! II program diskette 1 in a diskette drive. 3. From Windows 95
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    EPSON Scanner Setup dialog box. From the Interface pull-down menu, choose SCSI if your scanner the scanner is connected to a SCSI interface, the port ID is selected automatically. If the scanner is same ID number as the scanner. 11. Now test your scanner. Turn the scanner on and raise the cover
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    . The installer creates an EPSON Scanner program group or folder in Windows. Before you can acquire an image from within your application for the first time, you need to select EPSON Scanners as your TWAIN data source; see your application documentation for instructions. Installing Your Software 1-5
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    1-6 Installing Your Software
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    to: t Calibrate your monitor to your scanner t Calibrate your printer to your scanner t Use the calibration profiles when you scan an image. Calibrating Your Monitor to Your Scanner To calibrate your monitor, you must first perform a screen calibration using EPSON Scan! II, and then enable screen
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    : 1. From Windows 95, click the Start button, point to Programs, point to EPSON Scanner, and then click EPSON Screen Calibration. From the Windows 3.1 Program Manager, double-click the EPSON Screen Calibration icon in the EPSON Scanner program group. You see this screen: 2. Look at the display from
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    screen again. Enabling Screen Calibration Once you have calibrated your screen, you need to make sure screen calibration is enabled. Follow these steps: 1. Start EPSON Scan! II, if necessary. 2. From the File menu, choose Acquire. You see the TWAIN screen. If the screen is fairly small and has an
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    profile using the instructions in this section. It is also best to create additional profiles for different printer settings, as described below. Performing the Printer Calibration Follow these steps: 1. From Windows 95, click the Start button, point to Programs, point to EPSON Scanner, and then
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    print images on more than one color printer, print a calibration chart on each printer you'll use. If you plan to print the image on a service bureau's color printer, have them print the calibration chart on their printer so you can create a calibration profile for it. r Tip: When you label the
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    . 5. Place the printed calibration chart on your scanner, as shown by the illustration on the screen. Align the guide mark on the upper left corner of the chart with the triangular origin mark on your scanner's document table. Then close the scanner's cover. Note: Make sure the calibration chart
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    in Windows 3.1. Note: You usually need to perform this step only once, when you use the scanner with your software for the first time. 2. Next select EPSON TWAIN. For example, choose Acquire from the File menu within your application; then choose TWAIN_32 (in Windows 95) or TWAIN (in Windows
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    6. 6. From the Calibration pull-down menu, select the profile name you assigned when you created the profile. 7. Click Save. 8. Click OK. You see the EPSON TWAIN advanced screen. You can now preview or scan your image using the calibration profile for your color printer. r Tip: If the colors in your
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    Chapter 3 Capturing Images From Within Applications When you scan an image from within an application using EPSON TWAIN, you follow these basic steps: 1. Turn on your scanner. 2. Access TWAIN from your application's File menu. 3. Choose either the easy or advanced TWAIN screen. 4. Select the correct
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    does not support TWAIN, you can use EPSON Scan! II to scan an image and export it in a format your image editing software can use. See Chapter 5 for more information. Accessing EPSON TWAIN Follow these steps to access EPSON TWAIN from within your application: 1. Turn on your scanner and place
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    The easy screen allows you to select the document source (if available), type, and destination of your image. When you scan with this screen, your entire image is captured and scanned. The advanced screen lets you select the same basic settings as the easy screen, plus you can modify, add to, or
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    Note: To close an active TWAIN window, click the Close button. Using the Easy Screen The following basic settings are available on the TWAIN easy screen: t Document source t Image type t Destination. You must select the appropriate option for each of these settings as described in this section to
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    automatic document feeder (ADF) or transparency unit installed on your scanner, you can select the option you want to use from the Document Source pull-down menu. Otherwise, leave the Document Source set to Flatbed. The following table describes the available options: Document Source options
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    If you haven't changed any of the settings for these options, the image type you select uses the default settings listed in Appendix A. To add a new Image Type option or modify any existing settings, see "Using the Advanced Screen" on page 3-7. To scan text, select OCR (for Optical Character
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    profiles, or preview your image. Note: Some options on the advanced screen may be dimmed and cannot be selected because of the capabilities of your scanner or your choice of settings for other options. Modifying an Image Type To modify the Image Type settings, click the Image Type button. Capturing
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    You see the Image Type dialog box: For the default settings for the predefined image types, see Appendix A. 3-8 Capturing Images From Within Applications
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    Not all options in the Image Type dialog box are available with all scanners, image types, or Pixel Depth settings. See page 3-11 for more information on when the Pixel Depth settings are available. The table below describes the
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    software perform halftoning. ** ActionScanner II, ES-1000C, ES-1200C, and Expression 636. † The Text Enhancement Technology and Auto Area Segmentation options are not available if your scanner does not support these features. The ActionScanner II, ES-1000C, ES-1200C, and Expression 636 scanners
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    The following table identifies the options available with each Pixel Depth setting. Since both the Draft & fast and Best & de-screening Quality options are available with all the Pixel Depth settings, the table does not include these options. The table also does not include the Text Enhancement
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    Saving and deleting an image type To modify an existing image type, select it from the Image Type Name menu and change the necessary settings. Click Save and then click OK. To add a new image type, select an existing type that closely resembles the one you want to create. Then delete the existing
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    To modify the Destination settings, click the Destination button. You see the Destination dialog box: The Destination Name menu lists the names of the predefined and custom destination output devices. For the default settings for the predefined destination output devices, see Appendix A. Selecting
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    for your image depends on the type of image you are scanning and your final output device, as well as the capabilities of your scanner. The following table shows the best scanning resolutions for most needs. Optimum scanning resolutions Output device Line art Monochrome printer 300-600 Desktop
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    dpi laser printer and up to 170 with a 600 dpi laser printer. For the color EPSON Stylus printers, choose a resolution from 100 to 240 dpi for 720 dpi output and from as it scans to create the best quality image. EPSON TWAIN provides the following predefined calibration profiles: General Screen
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    with the Scanning Utilities, you can create your own calibration profiles for any output device you use. For more information, see Chapter 2. Note: The scanner uses the calibration profile you select only when the Pixel Depth is set to 8 Color, 256 Color, or 16 Million Colors, and the Scanning
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    table in the preview window. Click the Zoom Preview icon to preview an area you have selected with the mouse. See the next section for instructions on selecting the preview area. If you click the Zoom Preview icon before you select an area, the preview includes the entire document table. Note
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    To define a specific area, position the mouse pointer at a corner of the area; the pointer changes to a +. Hold down the mouse button as you drag the pointer across the image. When you release the mouse button, a rectangle on the screen identifies the scan area. To adjust the size of your selected
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    As you modify your selection area or other image settings, you see the file size of the image change in the Target field. The Target Width and Height values change as well. You can also type new values in the Target Width and Height fields to specify the size of the output image. To keep specific
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    of possible Scale settings varies depending on the current Resolution setting. t For ES 600C, ES 800C, and ES 1200C scanners, the possible Scale settings are limited to this range: half the normal size using the features of your image editing software. 3-20 Capturing Images From Within Applications
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    text, use EPSON's Text Enhancement Technology. This feature filters out background "noise" in text images, such as background colors, and increases the threshold levels so that your OCR (optical character recognition) software can recognize text more easily. If your scanner supports Text Enhancement
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    3-22 Capturing Images From Within Applications
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    , you can achieve all of the special effects described in this chapter-and more-using that software. However, if you don't have image editing software, EPSON TWAIN allows you to create a broad range of special effects using these options: t TWAIN configuration t Image controls t Tone correction
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    Modifying the TWAIN Configuration When you click the Configuration button on the TWAIN advanced screen, you see the following dialog box: If you have performed a screen calibration (as described in Chapter 2), you can enable it by selecting the Enable Screen Calibration option. To save the preview
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    Using the Image Controls The image controls available when you click the Image Controls icon, , let you adjust the following options: t Exposure changes the intensity of light t Gamma determines the gradation between highlights and shadows t Highlight adjusts the lightest areas t Shadow adjusts the
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    2. Click the Image Controls icon. You see the following dialog box: Comparison icons Color buttons Slide bars 4-4 Using Special Effects
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    3. Adjust the settings until you are satisfied with the appearance of the image in the preview window. See the following table for guidelines on changing these settings. Method Description Value fields Type the value you want for the current option. Slide bars Move the slide bar until the
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    Adjusting the Tone Correction Adjusting the tone levels lets you change the pixel brightness in the midtones, highlights, and shadows of an image without dramatically changing it. This modifies the contrast in image tones so they reproduce with greater detail. To adjust the tone correction, click
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    Each Output checkbox corresponds to the point next to it on the tone curve. When you click the checkbox for a specific point, you can move that point, but it is not affected by the movement of other points. If the box is not checked, the point moves depending on the movement of the other points. If
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    Adjusting Colors After you have previewed the image, click the Color Adjustment icon, . You see the following dialog box: Comparison icons Note: If the Image Type is set for grayscale or black-and-white images, the Color Adjustment icon is dimmed and cannot be selected. The Color Adjustment dialog
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    Setting the Gray Balance Intensity Neutral shades of gray are produced by mixing the three colors in the image in approximately equal proportions. Sometimes, however, the resulting gray shades are not truly neutral. To create a more neutral gray, adjust the Gray Balance Intensity setting. Click the
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    icon to turn a positive image into a negative or to create a positive image from a negative. Note: To scan a negative image and invert it, your scanner must have a transparency unit installed and you must select Transparency Unit as your Document Source option. To invert an image, preview the image
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    Using Automatic Features The TWAIN advanced screen offers two automatic features: t Auto Exposure, which automatically adjusts the exposure of an image and sets the Highlight and Shadow settings t Auto Locate, which locates and selects the target image in the preview window. Note: When you scan
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    4-12 Using Special Effects
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    Scan! II. Follow these steps: 1. Turn on your scanner and place a document on the scanner's document table. Note: If you start the software before turning on your scanner, the software may not be able to detect the scanner. 2. Start EPSON Scan! II. 3. Select Acquire from the File menu. 4. Click
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    to export an image in a file format your application software can use. For information on file formats your software can open, see your software manual. Note: Your application software cannot open images saved in the EPSON Scan! II file format and EPSON Scan! II cannot open an exported image file
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    Follow these steps to export a scanned image from EPSON Scan! II: 1. Choose Export from the File menu. You see the following dialog box: 2. Choose the drive and directory box when you scanned the image. You cannot select the PCX format if you selected 16 Million Colors. Using EPSON Scan! II 5-3
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    . The image is saved in the selected file format. You can now import this file into your application software; see your software manual for instructions. Acquiring and Exporting an Image EPSON Scan! II allows you to scan and export an image directly into a selected file format, without displaying it
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    you scanned the image. You cannot select the PCX format if you selected 16 Million Colors. 7. If you selected the TIFF6.0 or JPEG format, EPSON Scan! II allows you to choose the image quality. Since JPEG uses a Lossy compression scheme, selecting higher quality gives you less compression. To choose
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    and exported in the selected file format. You can now import this file into your application software; see your software manual for instructions. Copying an Image You can copy all or part of an image to the clipboard. Follow image to match the size of the active window. 5-6 Using EPSON Scan! II
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    Exiting EPSON Scan! II To exit EPSON Scan! II, make sure you have saved or exported your image file. Then choose Exit from the File menu. Using EPSON Scan! II 5-7
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    5-8 Using EPSON Scan! II
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    installed or they were not installed correctly. Reinstall the EPSON Scanning Utilities; see Chapter 1 for instructions. Nothing happens when you select Acquire. Make sure your scanner is turned on and the cables are connected properly. EPSON Scanners may not be selected as the TWAIN data source in
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    file, or the SCSI support software may not be installed correctly. Reinstall the EPSON Scanning Utilities from your installation diskettes; see Chapter 1 for instructions. You may have selected the wrong port number or SCSI ID during setup. Check the settings for your scanner and any other SCSI
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    are using a system with the minimum requirements for the EPSON Scanning Utilities. See the Introduction in this manual. Check that the system requirements are correct for your application software and that your software supports your scanner model. Be sure that you have correctly installed and set
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    you selected in the preview area. Some scanners--for example, the EPSON ES-600C--restrict the scan width to 4096 pixels at high resolutions. Choose a lower resolution for a wider scan. After scanning and opening several scanned images, your application software fails and your scanned image is lost
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    does not support the Sharpness feature. The Document Source setting is grayed out in the EPSON TWAIN screen. This is normal. You must first connect an optional automatic document feeder or transparency unit to the scanner for any Document Source option other than Flatbed. The Preview button is
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    't meet your specific scanning requirements. You can define your own settings; see Chapter 3 of this manual. The Halftone setting in the Image Type dialog box is grayed out. Halftone settings on most EPSON scanners are available only when the Pixel Depth setting is set to Black & White or 8 Colors
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    If you scanned an image at high resolution (such as 800 dpi) and at the maximum allowable width and using the manager feature, you may have closed it before closing the EPSON TWAIN screen. Scan your image again, but close the software. (Do not use the Windows Minimize button.) Troubleshooting 6-7
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    see the manual that came with it. After starting a multipage scan using the Automatic Document Feeder, the image editing application freezes, displays an error message, or fails. Reset the system and reduce the number of pages you are scanning with the Automatic Document Feeder. 6-8 Troubleshooting
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    software to see if it has viewing or window size options. After you select a part of an image to scan, the scanner . Reset your Windows video display to 800 × 600 pixels. Problems With Image Quality The entire image is scanner is not tilted or placed on an unstable surface. Troubleshooting 6-9
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    on the document table. Check your Tone Correction setting. Make the Exposure setting darker. Make sure you have calibrated your monitor and printer to your scanner, and that you are using the resulting calibration profile. See Chapter 2 for more information. 6-10 Troubleshooting
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    that your software is correctly installed. If you are importing an image file into your application software, see if the file format is acceptable for your software. Also check that your application settings are appropriate for your image. See your application software manual. Troubleshooting 6-11
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    the screen calibration process in EPSON Scan! II. Recalibrate and then try scanning again. (See Chapter 2 for calibration instructions. Check your scanner settings-such as Pixel Depth, Tone Correction, and Color Adjustment-or try a different combination of these settings. 6-12 Troubleshooting
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    in EPSON Scan! II using the correct printer profile. Recalibrate and then try scanning your image again. (See Chapter 2 for calibration instructions.) see your printer manual. Check that your software is properly installed and set up for your printer; see your software manual. Troubleshooting 6-13
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    in the scanned image. Try different EPSON TWAIN settings. Be aware that some settings disable others. Also, depending on your scanner, some features may not be available. in your application software. Choose 256 Gray for the Pixel Depth setting and try scanning your image again. 6-14 Troubleshooting
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    down and truncated in your application software after scanning. Before you scan the driver settings. If the paper size is set larger than Letter or A4, select a smaller paper size or the maximum paper size your scanner can support. See your scanner 2 for calibration instructions.) Troubleshooting 6-15
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    of the document table. The reflective document mat is not in place; lift up the transparency unit and insert the reflective document mat. (See your scanner manual for instructions.) 6-16 Troubleshooting
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    Appendix A Default Settings This appendix lists the default settings for the Image Type and Destination options in EPSON TWAIN. It also provides the ranges of settings available for the TWAIN Image Controls. Default Image Type settings Image type Default setting Color Photo 16
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    drawings, halftone images, and photos, with general calibration Stylus COLOR 800 dpi resolution for line drawings and halftone images, 240 dpi resolution for photos, and calibration for EPSON Stylus COLOR printers Stylus Pro XL 800 dpi resolution for line drawings and halftone images, 240 dpi
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    resolution for line drawings and halftone images, 240 dpi resolution for photos, and calibration for EPSON Stylus COLOR 500 printers Stylus COLOR 200 800 dpi resolution for line drawings and halftone images, 240 dpi resolution for photos, and calibration for Stylus COLOR 200 printers Calibration
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    A-4 Default Settings
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    Settings This appendix contains technical information about the various image processing functions built into the Expression 636 scanner. All functions must be controlled from the scanner software, and most functions can be combined with others to produce a variety of effects. The table below
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    100, 120, 133, 144, 150, 160, 175, 180, 200, 216, 240, 300, 320, 360, 400, 480, 600, 800, 900, 1200, 1600, 1800, and 2400 dpi. To find a matching resolution for your particular output device, follow the guidelines starting on to one fourth of the original size. B-2 Expression 636 Scanner Settings
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    the same number of dots as an image scanned at 360 dpi and 100%. To enlarge or reduce the image size, use the scanner's scale function through your software at the time of scanning. Avoid increasing the image size after scanning because the image quality deteriorates. The default scale value is 100
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    can read up to 12 bits/pixel/color. Above 8 bits/pixel/color the scanner converts the image data to 8 bits/pixel/color and sends it to the computer. This gives much higher quality the bits per pixel value chosen, the larger the amount of image data becomes. B-4 Expression 636 Scanner Settings
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    , you can choose either page sequence reading or line sequence reading. In monochrome reading, you can specify a dropout color (green, red, or blue). Expression 636 Scanner Settings B-5
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    speed can handle it more easily. t Color line sequence reading The scanner scans the document with one pass of the carriage, reading green, red colors (monochrome reading only) The dropout color is the color you tell the scanner not to read. You can choose green, red or blue for the dropout
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    also provides four typical dither patterns for 1- or 2-bits/pixel/color data format. With suitable software, you can define two more dither patterns. Note: Usually your scanner software or printing method can perform the halftoning. Therefore, you should usually not use halftoning or dither patterns
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    . The gradations of the tones are represented by clusters of different numbers of dots. (1 bit/pixel/color) Halftoning mode A Halftoning mode B Halftoning mode C B-8 Expression 636 Scanner Settings None
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    . Dither pattern A Dither pattern B Dither pattern C Dither pattern D Note: Changing the size of a halftone-processed image with your application software may degrade the image. Instead use the scanner's scale function at the time of scanning to select your desired image size. Expression 636
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    Output A Printer Output B Printer Output C Darker Image input Lighter Gamma correction provides five settings, and can be combined with all other scanner functions. Choose an appropriate setting from the five modes below. t CRT Display A The output data is in proportion to the original image
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    when the pixel is scanned. Color correction provides four settings. To disable this function, simply choose color page sequence reading or monochrome reading. Expression 636 Scanner Settings B-11
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    the characteristics of inkjet color printers. Scanner Setting Guidelines This overview of scanner settings will give you a little background for using your scanning software. The messages on the screen and your software manual should be your main guide to scanning, but this section can supplement
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    and white photographs, or color photographs. The corresponding terms used by scanning software are line art, grayscale, and color. t Line art This is the Use photographs instead of published images for experimenting with your scanner. Resolution The best resolution setting depends on the image type
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    scan and edit your images and then send the files to a service bureau or printing company, which uses high resolution phototypesetters (also called on resolution and then follow the instructions in your software manual for making separations. Your service bureau or printing company should also
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 105
    can use lower scanning resolutions for top-quality work. Remember that the scanner can read and save up to 16 million colors. If your computer and they are more difficult to save to a disk for sending to a service bureau or printing company. Many printing methods cannot use all of the information
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 106
    file sizes, try scanning at about 1.5 times the lines per inch. This may cause little or no perceptible loss of output quality. B-16 Expression 636 Scanner Settings
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 107
    per inch) of your printing device. Even though your service bureau may use an imagesetter with a 2400 dpi resolution can reduce the image size later with your software. (You can also increase the size with your software, but you may lose some quality.) Note: zero. Expression 636 Scanner Settings B-17
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 108
    and Gamma correction. Cropping If you know you are going to use only part of an original, use your software's cropping tools before you scan (if possible) to select only the part of the image that you will different from the same image printed on a printing press. B-18 Expression 636 Scanner Settings
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 109
    not contain specific recommendations, it describes various possibilities for improving your scanning system. For further information, see your dealer or an experienced scanner user. RAM and hard disk size Scanned images can use much more memory than text files, so you may need more Random Access
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 110
    to make image files smaller for storage or transmission. For example, they can enable you to store a 3MB image file on a floppy disk. Some compression software can compress images and restore them with no loss of data or quality; others compress images more, but the restored file is not exactly the
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 111
    Icon Glossary This glossary describes the TWAIN icons. If you want to know what a specific icon does, locate the icon in this glossary; then read its description. Some icons open dialog boxes which contain more icons. Clicking a comparison icon displays three or five samples with different settings
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 112
    Lock and Unlock. Locks or unlocks the current width, height, or scale settings for an image. The default setting is unlock. Image Controls. Opens the Image Controls dialog box, which contains the options described under "Image Controls Icons" on page 3 of this glossary. Tone Correction. Opens the
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 113
    Image Controls Icons Exposure Comparison. Allows you to compare three or five image samples of varying brightness. The middle sample reflects the current exposure setting. Gamma Comparison. Allows you to compare three or five image samples with different gradations between highlights and shadows.
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 114
    Color Adjustment Icons Gray Balance Comparison. Allows you to compare three or five varying casts of gray in image samples so you can select the most neutral gray. Saturation Comparison. Allows you to compare three or five image samples of varying color saturations so you can select the paleness or
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 115
    Term Glossary Application Program A software program designed to perform a specific task, such as word is more accurate. Automatic Document Feeder A scanner accessory that automatically feeds a stack of paper into the scanner. Best & de-screening An EPSON TWAIN setting that produces the best quality
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 116
    image file to compensate for the effects that software programs, printers, and monitors have on the are close to the original colors. Color Filter An EPSON TWAIN option that lets you modify the color of red, green, and blue) are used by the scanner and the subtractive primary colors (cyan, magenta,
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 117
    settings. Device A piece of computer equipment that performs a specific task, such as a disk drive, a monitor, a printer, or a scanner. Also called a peripheral. Device Driver A file containing instructions that allow your computer to recognize and control a device (such as a monitor, printer, or
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 118
    Encapsulated PostScript File. An industry-standard file format supported by most applications. ESC/I Abbreviation for EPSON Standard Code for Image scanners. A system of commands to control image scanners with software. ESC/P Abbreviation for EPSON Standard Code for Printers. A system of commands to
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 119
    scanner where its carriage rests before a scanning operation. Image Type The way an image will be scanned or reproduced. EPSON or paper. These are usually found in service bureaus and printing companies. Impact Printer A for Lossy data compression and is supported by many applications. Line Art A black
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 120
    \TWAIN. PCX PC Paintbrush file format. Pixel Picture Element. Each image is composed of a number of pixels. Pixels are sometimes called dots. Pixel Depth An EPSON TWAIN setting that lets you select the amount of color information in a file. 6 Term Glossary
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 121
    may use the Adaptec AHA-1510 SCSI host adapter card or any other ASPIcompliant adapter card to communicate between the computer and the scanner. Shadow An EPSON TWAIN option that lets you adjust the darkest areas of an image. The range between highlight and shadow determines the range and the
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 122
    accuracy during OCR (Optical Character Recognition) scanning. Threshold An EPSON TWAIN option that sets the point at which gray values Image File Format, version 5.0. TIFF is an industrystandard file format supported by many applications. Black-andwhite images can be exported with G3 compression
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 123
    accessory which allows the scanner to use materials such as transparencies and slides. TWAIN An open industry interface allowing you to acquire image data directly from external sources without leaving
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 124
    10 Term Glossary
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 125
    6-8, B-17 Bulletin Board Service, Intro-6 C Calibration chart, 2-5 to 2-7 monitor, 2-1 to 2-3, 4-2 printer, 2-4 to 2-7 problems, 6-8, 6-10 to 6- 12 purpose, 2-1 screen, 2-1 to 2-3, 4-2 system, 2-1 to 2-8 using, 2-7 Calibration profile creating, 2-4 to 2-7 enabling, 4-2 EPSON
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 126
    Type setting, 3-5 using, 3-4 to 3-6 Electronic support services, Intro-6 Enable Screen Calibration option, 2-3, 4-2 EPSF, 5-3, 5-5 EPSON America Forum, Intro-7 CompuServe, Intro-7 Customer Care Centers, Intro-5 Download Service, Intro-6 electronic support, Intro-6 FTP site, Intro-6 Stylus printers
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 127
    -2, 5-1 to 5-2 resizing images, 5-6 saving images, 5-1 to 5-2 using, 5-1 to 5-7 EPSON Scanner program group, 2-2, 2-4 EPSON Scanning Utilities, problems, 6-1 to 6-9 EPSON TWAIN, see TWAIN ES-600C scanner, restrictions, 6-4 Expansion cards, 6-4 Exporting images, 5-2 to 5-6 Exposure, 4-3, 4-11, 6-10
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 128
    software, 3-2, 3-20, 4-1 Image Type advanced screen options, 3-7 to 3-10 default settings, 6-6, A-1 easy screen options, 3-5 Expression 636 scanner Printer calibration, see Calibration Printing methods, Expression 636 scanner, B-14 Problems EPSON Scanning Utilities, 6-1 to 6-9 image quality, 6-9
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 129
    problems, 6-2 to 6-4 Selection matrix, 3-11 Service bureau, 2-5 Shadow setting, 4-3, 4-5, 6-11 Sharpness setting, 4-3, 6-5, 6-14 Size setting, Expression 636 scanner, B-2, B-17 Software installation, 1-1 to 1-5 Special effects, 4-1 to 4-11 Subtractive color process, 2-1 Support 6-5 Troubleshooting,
  • Epson Expression 636 | User Manual - TWAIN 32 - Page 130
    V Variation between samples option, 4-2 VGA, Intro-4 Video cards, B-19 Video display, 3-17, 6-8 to 6-9, 6-12, 6-15 W Width setting, 3-18, 6-7 Windows 3.1 Setup, 2-2, 3-17, 6-8, 6-15 95 Add New Hardware option, 1-2 95 Display, 2-2, 3-17, 6-8, 6-15 minimize button, 6-7 restarting, 6-1 to 6-2, 6-7
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Printed on recycled paper with at least 10% post-consumer content