To switch on the TV:
1. take the smaller remote marked Insignia and press the button ON/Power:
2. wait about 10 seconds, the screen needs to warm up
3. take the second remote marked Izzi and press the button Izzi (green, right upper corner)
4. With buttons CH (Channels) you can change channels now
To switch off TV:
1. Press the red power button on the Izzi remote
2. Press the power button on the Insignia remote
3. You can go to sleep…
A little instructional video here: