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.