How to perform a Self Test Epson Stylus Office All-In-Ones with an LCD screen

Epson All-In-Ones printer with an LCD screen : BX600FW, BX610FW, BX625FWD, PX700W, PX710W. 

Printer Operation Check (Self Test) procedure : 

1.  Make sure both the printer and computer are turned off.
2. If using a USB or Ethernet connection, disconnect the cable from the interface connector of the printer.
3. Make sure that A4 size paper is loaded in the auto sheet feeder. For the PX700W/PX710W, make sure that A4 size paper is loaded in the main tray in the paper cassette. If your printer has a CD/DVD print feature, check that it is not in CD/DVD mode or if your printer came with a CD/DVD tray, that the tray is not inserted in the printer.
4. Press the On button to turn on the printer.
5. Press the Setup button to enter the setup mode.
6. Press the Left or Right button to select Maintenance, then press the OK button.
7. Press the Up or Down button to select Nozzle Check, then press the OK button.
8. Press the Start button to start the ink nozzle check.
9. A test page prints showing a nozzle check pattern.