Example B — Service-center workflow (authorized technicians):
For the ET-2750, Epson designed a user-replaceable maintenance box (part T04D1). The printer should allow a normal user reset when the box is replaced. If the printer still complains, you may need to update firmware or contact Epson support. Only resort to the Adjustment Program if you fully understand the risks and have confirmed the waste ink system is actually serviced.
Before you download or run anything, you need to understand the risks. The Adjustment Program is a consumer toy. Using it incorrectly can permanently destroy your Epson ET-2750.