User's Guide Scanner GT-2500
Table Of Contents
- Copyright and Trademarks
- Contents
- Safety Instructions
- Overview of Your Scanner Features
- Guide to the Scanner Parts
- Placing Originals on the Scanner
- Scanning Using the Automatic Document Feeder
- Scanning Using the Document Table
- Using the Scanner Features
- Using the Optional Network Image Express Card
- Maintenance
- Troubleshooting
- Reading the Scanner Lights
- Scanner Problems
- Scanning Software Problems
- Scan Quality Problems
- The Edges of Your Document Are Not Scanned
- You See Only a Few Dots in Your Scanned Image
- A Line of Dots Always Appears in Your Scanned Images
- Straight Lines in Your Image Come Out Crooked
- Your Image is Distorted or Blurred
- Colors Are Patchy or Distorted at the Edges of Your Image
- Your Scanned Image is Too Dark
- An Image on the Back of Your Original Appears in Your Scanned Image
- Ripple Patterns Appear in Your Scanned Image
- Characters Are Not Recognized Well When Converted into Editable Text (OCR)
- Scanned Colors Differ from the Original Colors
- Automatic Document Feeder Problems
- Optional Network Image Express Card Problems
- Uninstalling Your Scanning Software
- Where To Get Help
- Technical Specifications
- Index

Troubleshooting 147
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You Cannot Start EPSON Scan
❏ Make sure the scanner power button is turned on.
❏ Turn off your computer and scanner, then check the USB cable
connection between them to make sure it is secure.
❏ The scanner may not work properly when your computer is
in standby mode (Windows) or sleep mode (Mac OS X).
Restart EPSON Scan and try scanning again.
❏ The scanner may not work properly if you upgrade your
operating system but do not reinstall EPSON Scan. See
"Uninstalling Your Scanning Software" on page 164 for
instructions on uninstalling and reinstalling it.
❏ Make sure that EPSON Scan is selected in your scanning
program.
If you are scanning with the ADF, see "Starting a Scan With
Another Scanning Program" on page 39.
If you are scanning from the document table, see "Starting a
Scan With Another Scanning Program" on page 69 for
instructions.
❏ In the Windows Device Manager, make sure your scanner’s
name appears under Imaging devices without a question
(?) or an exclamation (!) mark. If the scanner appears with one
of these marks or as an Unknown device, uninstall EPSON
Scan as described in "Uninstalling EPSON Scan" on page 164.
Then reinstall it by following the instructions in your Start
Here sheet.










