How do I turn off Nespresso Atelier?

How do I turn off Nespresso Atelier?

NOTE: The machine will turn into OFF mode automatically after 9 minutes of non-use. Simultaneously press the Hot Foam + Cappuccino keys for 3 seconds to go to the Automatic Power Saving Setting menu: the Descaling and Clean alert indicator lights are lit, and the Hot Foam, Latte Macchiato and Cappuccino keys blink. Descaling and cleaning alert blink.