Epson Gt20000 User Guide

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GT-20000 User’s Guide
Mac OS X:
Open the Applications folder in your hard drive, select the program folder, and 
double-click the program icon.
2. Do one of the following.
Adobe Photoshop Elements:
Windows:
Click Edit and Enhance Photos, open the File menu, select Import, and select your 
scanner.
Mac OS X:
Click Close in the Welcome window if it appears, open the File menu, select Import, 
and select your scanner.
Presto! PageManager:
Open the File menu, select Select Source, and select your scanner.
In some programs, you must select the scanner as the source first. If you see a Select 
Source option, select it and select your scanner there first.
Note for Windows Vista and XP users:
Do not select a WIA option for your scanner from the Import or Acquire list; you will not be able 
to use all the features of your scanner.
The Epson Scan window automatically opens. See “Selecting an Epson Scan Mode” on 
page 21 for instructions on selecting an Epson Scan mode. 
Selecting an Epson Scan Mode
Epson Scan offers several scanning modes to choose from.
❏Office Mode lets you quickly select settings for scanning text documents and check 
their effects with a preview image. Epson Scan opens in this mode the first time you use 
it.
Office Mode is best when you want to scan documents using the optional Automatic 
Document Feeder.
See “Changing the Scan Mode” on page 22 for instructions on switching to Office 
Mode.
See “Scanning in Office Mode” on page 23 for instructions on making settings in Office 
Mode. 
						

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❏Home Mode lets you customize some scanning settings and check their effects with a 
preview image.
Home Mode is best when you want to preview images of your originals before scanning 
them. You can size the image as you scan, adjust the scan area, and adjust many 
image settings, including color restoration, dust removal, and backlight correction.
See “Changing the Scan Mode” on page 22 for instructions on switching to Home 
Mode.
See “Scanning in Home Mode” on page 25 for instructions on making settings in Home 
Mode.
❏Professional Mode gives you total control of your scanning settings and lets you check 
their effects with a preview image. 
Professional Mode is best when you want to preview your image and make extensive, 
detailed corrections to it before scanning. You can sharpen, color correct, and enhance 
your image with a full array of tools, including color restoration, dust removal, and 
backlight correction.
See “Changing the Scan Mode” on page 22 for instructions on switching to Professional 
Mode.
See “Scanning in Professional Mode” on page 27 for instructions on making settings in 
Professional Mode.
Changing the Scan Mode
To change the scan mode, click the arrow in the Mode box in the upper right corner of the 
Epson Scan window. Then select the mode you want to use from the list that appears.
Note:
The mode you select remains in effect when you start Epson Scan next time.
For instructions on scanning using these modes, see one of these sections.
Office Mode: “Scanning in Office Mode” on page 23 
						

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Home Mode: “Scanning in Home Mode” on page 25
Professional Mode: “Scanning in Professional Mode” on page 27
Scanning in Office Mode
When you start Epson Scan for the first time, it runs in Office Mode and displays the Epson 
Scan Office Mode window.
1. Place the original(s) on the document table. See “Placing Documents or Photos” on 
page 16 for instructions.
2. Start Epson Scan. See “Starting Epson Scan” on page 20 for instructions. 
						

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GT-20000 User’s Guide
3. Select Office Mode in the Mode list. See “Changing the Scan Mode” on page 22 for 
instructions.
4. Select Color, Grayscale, or Black&White as the Image Type setting.
Note:
If you select Grayscale or Black&White, you can also select an Image Option setting, as 
described below.
5. Select Document Table as the Document Source setting.
6. Select the size of your original document as the Size setting.
7. Click the arrow to open the Resolution list and select an appropriate resolution for your 
original(s). See “Selecting the Scan Resolution” on page 32 for instructions.
8. Click Preview to preview your image(s). The Preview window appears and displays 
your image(s). See “Previewing and Adjusting the Scan Area” on page 34 for 
instructions.
9. Modify the image quality if necessary. See “Adjusting the Color and Other Image 
Settings” on page 39 for instructions.
10.  Click Scan.
Image Option Setting Description
None No Image Option setting is applied.
Dropout: Red Drops out red from the scan.
Dropout: Green Drops out green from the scan.
Dropout: Blue Drops out blue from the scan.
Color Enhance: Red Enhances red in the scan.
Color Enhance: Green Enhances green in the scan.
Color Enhance: Blue Enhances blue in the scan.
Text Enhancement Technology Improves accuracy during OCR 
(Optical Character Recognition) 
scanning by eliminating the 
document’s background from the 
scan. This setting is available only 
when the Image Type is set to 
Black&White.
Auto Area Segmentation Makes grayscale images clearer and 
text recognition more accurate by 
separating the text from the graphics. 
This setting is available only when the 
Image Type is set to Black&White. 
						

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What happens next depends on how you started your scan. See “Finishing the Scan” on 
page 49 for instructions.
Scanning in Home Mode
When you select Home Mode, you see the Epson Scan Home Mode window.
1. Place your original(s) on the document table. See “Placing Documents or Photos” on 
page 16 for instructions.
2. Start Epson Scan. See “Starting Epson Scan” on page 20 for instructions. 
						

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3. Select Home Mode in the Mode list. See “Changing the Scan Mode” on page 22 for 
instructions.
4. Click the arrow to open the Document Type list, and select the type of your original(s) 
you are scanning.
5. Select Color, Grayscale, or Black&White as the Image Type setting.
6. In the Destination box, click the button for the way you plan to use the scanned 
image(s).
❏Screen/Web for images you will view only on a computer screen or post on the web.
❏Printer for image(s) you will be printing or converting to editable text with an OCR 
(Optical Character Recognition) program.
❏Other if you want to select a specific resolution for other purposes.
Epson Scan selects a default resolution setting based on the Destination setting you 
select. If you selected Other as the Destination setting to select a specific resolution, 
see “Selecting the Scan Resolution” on page 32 for instructions.
7. Click Preview to preview your image(s). The Preview window appears and displays 
your image(s). See “Previewing and Adjusting the Scan Area” on page 34 for 
instructions.
8. Modify the image quality, if necessary. See “Adjusting the Color and Other Image 
Settings” on page 39 for instructions.
9. Click the arrow to open the Target Size list and select the size you would like your 
scanned image(s) to be, if necessary. You can scan your images at their original size, 
or you can reduce or enlarge their size by selecting a Target Size. See “Selecting the 
Scan Size” on page 45 for instructions.
10.  Click Scan.
What happens next depends on how you started your scan. See “Finishing the Scan” on 
page 49 for instructions. 
						

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Scanning in Professional Mode
When you select Professional Mode, you see the Epson Scan Professional Mode 
window. 
						

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1. Place your original(s) on the document table. See “Placing Documents or Photos” on 
page 16 for instructions.
2. Start Epson Scan. See “Starting Epson Scan” on page 20 for instructions.
3. Select Professional Mode in the Mode list. See “Changing the Scan Mode” on page 22 
for instructions.
4. Click the arrow to open the Document Type list and select Reflective.
5. Select Document Table as the Document Source setting. 
6. Click the arrow to open the Auto Exposure Type list and select Document or Photo.
7. Click the arrow to open the Image Type list and select the detailed image type you are 
scanning.
Note:
❏If you select Halftone, you can also select the Pattern setting. To access the setting, click 
the + (Windows) or r(Mac OS X) button next to Image Type. For details on adjusting the 
setting, see Epson Scan Help.
❏If you select 8-bit Grayscale or Black & White, you can also select an Image Option 
setting, as described below. To access the setting, click the + (Windows) or r(Mac OS X) 
button next to Image Type.
Image Type 
settingType of image you are scanning
24-bit Color Color photos
Color Smoothing Color graphics, such as a chart or graph
8-bit Grayscale Black-and-white photos with just a few shades of gray
Halftone Shaded drawings or photographs
Black & White Documents with black text and/or line art
Image Option Setting Description
None No Image Option setting is applied.
Dropout: Red Drops out red from the scan.
Dropout: Green Drops out green from the scan.
Dropout: Blue Drops out blue from the scan.
Color Enhance: Red Enhances red in the scan.
Color Enhance: Green Enhances green in the scan.
Color Enhance: Blue Enhances blue in the scan. 
						

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8. Click the arrow to open the Resolution list and select an appropriate resolution for your 
original(s). See “Selecting the Scan Resolution” on page 32 for instructions.
9. Click Preview to preview your image(s). The Preview window appears and displays 
your image(s). See “Previewing and Adjusting the Scan Area” on page 34 for 
instructions on settings in the Preview window.
10. Modify the image quality, if necessary. See “Adjusting the Color and Other Image 
Settings” on page 39 for instructions.
11. Click the arrow to open the Target Size list and select the size you would like your 
scanned image(s) to be, if necessary. You can scan your images at their original size, 
or you can reduce or enlarge their size by selecting Target Size. See “Selecting the 
Scan Size” on page 45 for instructions.
12. Click Scan.
What happens next depends on how you started your scan. See “Finishing the Scan” on 
page 49 for instructions.
Selecting File Save Settings
When you see the File Save Settings window, you can select the location, name, and 
format of the scanned image file.
1. Click the  File Save Settings icon to the right of the Scan button.
Text Enhancement Technology Improves accuracy during OCR 
(Optical Character Recognition) 
scanning by eliminating the 
document’s background from the 
scan. This setting is available only 
when the Image Type is set to 
Black & White.
Auto Area Segmentation Makes grayscale images clearer and 
text recognition more accurate by 
separating the text from the graphics. 
This setting is available only when the 
Image Type is set to Black & White. 
						

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The File Save Settings window appears.
Note:
If you start Epson Scan from a TWAIN-compliant program, such as Adobe Photoshop 
Elements, the  File Save Settings icon does not appear.
2. In the File Save Settings window, specify the file folder in which you want to save your 
scanned image.
Click the Document or Pictures radio button, or the My Documents or My Pictures 
radio button.
If you want to select another folder, click the Other radio button, then click Browse 
(Windows) or Choose (Mac OS X) and select the folder.
If you want to save your image on the desktop, simply click the Other radio button.
3. Specify a file name prefix with an alphanumeric character string. A 3-digit number is 
automatically added to the file name, but you can change the Start Number if you like. 
If you are scanning multiple images at once, each image will receive a different 3-digit 
number.