4.Use the MENU UP/DOWN keys to select A2T.
5.Use the MENU LEFT/RIGHT keys to adjust the value of A2T to 250.
6.Press the MENU button to return to the top level SDAM menu.
7.To ensure the A2T setting is saved: Turn the television set OFF by using the POWER button on the remote control transmitter or the local keyboard. Disconnect the television set from AC power for at least ten seconds. Reconnect the television set to AC power. Turn the television set ON by using the POWER button on the remote control transmitter or the local keyboard.