

At that point it will not activate even the red light. The lining up of the resetter can often be a bit tricky and if the resetter detects that it may short the chip it triggers its own safety routine and shorts itself instead. Make sure that you remembered to refill the cartridge with ink. That’s the signal that the chip has been reset to 100% full. Keep the contact steady until the red light turns green. When the resetter makes contact with the circuit a red light will be lit on top of the resetter. This will collapse the pins and allow them to make contact with the circuit inside the resetter and it will reprogram the chip to read 100% full. You line up the pins on the resetter with the contacts on the chip and press the resetter into the chip.

To use our resetter, make certain you only reset a chip after you have refilled the cartridge fully. (That should indicate to you that the chip is not actually associated with the contents of the cartridge. The chips on all of our cartridges read full when you receive them even though they are not yet filled. "Universal" chip reset tools are NOT universal for all models-some tools marked as "Universal" have 7 pins, while others have 9.First of all, you do not need to use a chip resetter when you first install our inks and cartridges.X Research source In this case, see the Using a Paperclip method. If you don't see a cluster of pinholes, look for a small green microchip somewhere on the cartridge-it will either have one single pinhole just above or below it, or two round metal contacts at the top or bottom.Compare a picture of the pins on the reset tool to the number and arrangement of pinholes on the bottom of your print cartridge before purchasing. Most cartridges have either 7 or 9 pinholes in a cluster.To find the right chip reset tool, search the web for "Epson cartridge chip reset tool" along with the exact model of your printer (e.g., WT-7620).

Different models' cartridges have different numbers and arrangements of pin holes. The pins on the reset tool must line up with your cartridge's holes, which are on the bottom or side edge. A cartridge reset tool is a plastic device with pins that, when inserted into the pinholes on your cartridge, reset the chip inside.
