Apple TV (2nd generation) - Manual (Page 22)

22 Chapter 3 Watch. Chapter 3 Watch.
To pair Apple TV with the included remote:
1 Choose Settings from the Apple TV main menu.
2 Choose General > Remotes > Pair Apple Remote.
You can also hold down Menu and Right for 6 seconds to pair Apple TV and the
Apple Remote.
When you successfully pair your Apple Remote, Apple TV displays a chainlink
symbol (
) above a picture of a remote. Apple TV now works only with the
paired remote.
Unpairing Apple TV from a Remote
If you lose the Apple Remote that you paired Apple TV with, you can use any
Apple Remote to unpair Apple TV from the lost remote by holding down Menu
and Left for 6 seconds. You can also follow these steps.
To unpair Apple TV from a paired remote:
1 Choose Settings from the Apple TV main menu.
2 Choose General > Remotes > Unpair Apple Remote.
When you successfully unpair the lost remote, Apple TV displays a broken
chainlink symbol (
) above a picture of a remote. You can now pair Apple TV
with a different remote.