How do I change the language used on the LCD screen?

• Do the following:
  1. Press the  Ajustes button.
  2. Press the up or down arrow buttons to select Maintenance and press the OK button. You see this screen:
     
  3. Press the up or down arrow buttons to select Language and press the OK button.
  4. Press the up or down arrow buttons to select a language and press the OK button.
  5. Press the  Ajustes button to exit.