If you connect a DVI accessory device to the television using a DVI-to-HDMI cable, you must connect the audio left and right output from the accessory device to the 'AV1 AUDIO IN L R' of the television.
Then you need to activate the DVI audio source from the TV on-screen-menu.
- Press the 'MENU' button on the remote control.
- Press cursor up/down to select SETUP and press cursor right.
- Press cursor up/down to select SOURCE and press cursor right.
- Press cursor up/down to select ANALOG AUDIO IN and press cursor right.
- Press cursor up/down to select HDMI and press the 'OK' button.
- Press the 'MENU' button to exit the menu.