Epson Expression 636 User Manual - TWAIN 32 - Page 73

The system fails or an error message appears when you choose, Acquire from your application software. - scanner driver

Page 73 highlights

The system fails or an error message appears when you choose Acquire from your application software. You may have more than one TWAIN screen open at once. Reset your computer and use only one active TWAIN screen. Your scanned image may be too big. Reset your system and reduce the size of the scanned image or install more memory. The EPSON Scanning Utilities do not start. Make sure you 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 up your application software. See if your computer has enough memory to run your software. If you are running other software at the same time, using RAM resident programs, or have many device drivers installed, the computer may not have enough memory left to run the software. See the section on memory allocation in your computer manual. Troubleshooting 6-3

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Troubleshooting
6-3
The system fails or an error message appears when you choose
Acquire from your application software.
You may have more than one TWAIN screen open at once. Reset
your computer and use only one active TWAIN screen.
Your scanned image may be too big. Reset your system and
reduce the size of the scanned image or install more memory.
The EPSON Scanning Utilities do not start.
Make sure you 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 up your
application software.
See if your computer has enough memory to run your software.
If you are running other software at the same time, using RAM
resident programs, or have many device drivers installed, the
computer may not have enough memory left to run the software.
See the section on memory allocation in your computer manual.