IF THE PRINTER IS IN YOUR COUNTRY, BUY A NEW MACHINE AND MAKE A COPY OF THE NEW AND VIRGIN EEPROM, YOU MOUNT IT ON THE OTHER BOARD, IT IS THE ONLY WAY SINCE THE ORIGINAL FIRMWARE OF EPSON IS UPDATED, IT WILL NO LONGER LET YOU BACK TO VERSIONS ANCIENT.
YOU AUTOMATICALLY LOSE YOUR LICENSE, AND YOU WILL HAVE TO PURCHASE ANOTHER. AND RE-INSTALL THE SYSTEM WITHOUT CHIP