[. . . ] Note: The following instructions are just the usual ways to connect your TV to the wired or wireless network. [. . . ] Press /// to move the cursor to on the right top of the screen and press menu. Press / to select Network & Internet , press OK to enter the submenu and follow the on-screen guidance to set up your network. - USB connectors are for data input from USB drives and for connecting other relevant USB devices where applicable. - All USB devices have to be directly connected to TV set without cable extenders. - ARC (Audio Return Channel) function is only supported on the HDMI port identied with ARC. to use ARC Function, please turn on T-Link function rst as described in the T-Link section. [. . . ] - It is recommended to use high quality and well shielded HDMI cables to avoid possible interferences. [. . . ]