Epson Stylus Pro 4000

 

1. While Powering up the printer, hold down the the left arrow, down arrow, and Up arrow buttons

2. You will get a "Self Testing" message.

3. Use the Up Arrow button to select the "Clear Counters" menu.

4. Press the right arrow button (the Menu button).

5. Scroll through with the up/down arrows to select "Maint Tank"

6. Select with the right arrow and execute with the right arrow

7. Turn your printer off then turn it back on.