How to reset waste ink counter by adjustment service program for Epson R280, R285 and R290 printers. 1. Download the Epson R280 adjustment program from www.2manuals.com. 2. Save archive and unpack using WinZip 3. Change PC date to 10 April 2008 or another earlier date. Just double click in the right bottom of your screen and change date. 4.