Veon VN4019LEDDVD Instruction Manual page 24

HDMI CEC:Access this to turn ON/OFF HDMI CEC and HDMI ARC
1.HDMI CEC:Turn CEC ON or OFF
2.HDMI ARC:Turn ARC ON or OFF
3.Auto Turn ON/OFF:Turn this option on or off.when it is enabled and a CEC compatible
device is connected it will also trigger both device and TV off.
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