Epson Stylus Pro 4000 Waste Ink Counter Reset
While Powering up the printer, hold down the the left arrow, down arrow, and Up arrow buttons You will get a “Self Testing” message. Use the Up Arrow button to select the “Clear Counters” menu. Press the right arrow button (the Menu button). Scroll through with the up/down arrows to select “Maint Tank” Select with the right arrow and execute with the right arrow Turn your printer off then turn it back on