A quick Google found this...
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I also came across this:
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: - After installing the program select the printer as it comes out on the menu, and minimise to the taskbar. - Finally going to the icon of the program, press the button right mouse and in the menu deployed select the option PROTECTION COUNTER=RESET PROTECTION COUNTER, then you press ACCEPT and turn off the printer, then turn it on again and ready!! if any problems just contact me!!
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