While holding that button, the POWER key. The LED will turn off, then turn back on after three seconds. Release both keys. The LED should remain lit.

Insert , ensuring the (+) and (–) marks match the symbols inside the compartment.

If you have your device's 4-digit code (found in the R55L8 Code List or R561F Code List depending on your remote's version): Manually turn on the device you want to control.