can be used to reset the chip on the physical T04D1 maintenance box. Are you experiencing a specific service error code on your Epson L14150 that you need to clear?
For the L14150, the maintenance box is actually a user-replaceable part, making it easier to maintain than older models. Using the adjustment program is often a "last resort" or a way to bypass the software lock while you wait for a replacement part to arrive. for the L14150 maintenance box? How to Reset Epson L14150 & L14158 Printer Epson L14150 Adjustment Program