8PERIPHERAL CONNECTION AND CONTROLSLORTNOCBUTTONNOITCENNOCLAREHPIREP# Item Description12Optical OutConnect a optical audio cablefrom a sound bar, stereo system,receiver, etc.3USBInsert a USB storage device to theUSB port to view JPEG photos,and listen to MP3 music. (Seepage 16 for more information.)4RF Connect an antenna or cable TVcable to this jack.5678VIDEO Connect the video cable for acomposite device.LRConnect the audio cables for aco mponent or composite device.YPbPrLine OutConnect the video cables for aThe output can be connected toa loudspeaker box or an externalcomponent device.HDMI1HDMI2HDMI3HDMI4(MHL)Connect HDMI devices to thesejacks. An HDMI cable carries bothvideo and sound. You do not needto make an audio connection foran HDMI device. Note: The HDMI4port is MHL enabled.HDMI3 RFHDMMHLI4LINE-OUT HDMI1 HDMI2OPTICALOUTBUTTONMiddle keyUp and down keysLeft and right keysIn the non-menu page, press the left and right keys to adjustthe volume addition and subtraction.Under the menu page, you can adjust the parameters.In the standby mode, press the middle button to turn on the TV.In the boot state, long press the middle button to shut down.In the non-menu page, you can adjust the TV channel under theprogram addition and subtraction;Long press the button above to bring up the source,short press the move cursor;Long press the following key to call up the menu,short press to move the cursor.Under the menu page, you can move the cursor up and down.