Power supply:

Connection with other tado° devices

Device errors

Heat request

Hot water request

Only for the Wireless Receiver - Programmer with Hot Water Control (UK)

main button

main button, heating test button, hot water test button

Only for the Wireless Receiver - Programmer with Hot Water Control (UK)

More information:

What do the LEDs and blinking states on the Wireless Receiver mean?

How can I control my heating system when the radio link between the Smart Thermostat and the Extension Kit is lost?

How do I test the heating and hot water on my Wireless Receiver?