Epson L6490 Adjustment Program Page
A prompt will appear asking you to turn off the printer. Turn off the printer via its physical power button, click OK on the software prompt, and then turn the printer back on.
There are several reasons why you may need to use the Epson L6490 Adjustment Program: Epson L6490 Adjustment Program
If you need help the Adjustment Program for the Epson L6490, let me know your country, and I can point you to the appropriate Epson support channel or authorized parts distributor. A prompt will appear asking you to turn off the printer