Learn how to turn off your TV with your Apple TV remote. The new Apple TV uses HDMI-CEC which allows the Apple TV remote to control the TV (power on/off, volume up/down). Your TV must support HDMI-CEC in order to use the ATV remote to power on/off your TV.
How-to Turn Off TV with Apple TV Remote
1. Hold the ‘Home’ button (next to the Menu button) for 3 seconds
2. Hit ‘Sleep’ and the device and your TV will turn off