A chip resetter is a small hardware device that physically interacts with the chip on the maintenance box to "zero out" the counter. : Remove the maintenance box from the rear of the printer. Align the pins of the T04D1 Chip Resetter Go to product viewer dialog for this item. with the gold contacts on the box's chip.
If you only replace the box, the counter stays at 100%. Epson’s official solution is that you must take the printer to an authorized service center to have them reset it for $50-80 per visit. That’s why learning to reset yourself pays off in 1-2 uses. maintenance box resetter for epson l6170