32
Installing the Software
8. When you see the Screen Calibration window, 
move the slider right or left until the stripes 
match as closely as possible. (The stripes will 
not match perfectly and the recommended 
setting is 1.8.) Then click 
OK
.
The EPSON Screen Calibration Utility 
calibrates the preview image you see in your 
EPSON TWAIN HS driver to match your 
monitor settings.
You won’t need to change the screen calibration as long as you continue 
to use the same display. If you need to recalibrate your screen at a later 
time, double-click the Scanners and Cameras icon in your Windows 
Control Panel to open the Scanners and Cameras Properties window. 
Select EPSON GT-30000 on the Devices tab, if necessary, and click the 
Properties button to display the EPSON GT-30000 Properties window. 
Click the Utility tab, and then click the Screen Calibration Utility button.
9. Click 
Finish
 when you see a message that installation is complete, then continue 
with the instructions in the next section.