How can I turn Thierry le Swinger on?

Thierry le Swinger has a button on top of the lamp to turn Thierry le Swinger on. When you press the button the lamp will turn on and you can also set the light modes. 

Start position; Thierry le Swinger is off
If you press the button once; the light burns with 35% brightness.
If you press the button twice; the light burns with 67,5% brightness.
If you press the button three times; the light is burns with 100% brightness.
Press the button for the the fourth time; Thierry goes out.