No that's not how you reset the chip but this software will help you. Also the list of the supported printers. IT VERY EASY TO DOWNLOAD FROM GIGASIZE AND THE INSTRUCTIONS ARE HERE: To unblock the printer you must do the following: â" After ... Epson Stylus CX2800 Epson Stylus CX3900 Epson Stylus CX4900 Epson Stylus CX5900 Epson Stylus CX7800 Epson PictureMate. Epson Stylus Photo Epson Stylus Photo EX Epson Stylus Photo 700 / IP-100. Epson Stylus Photo 750 / PM-770C ...