Samsung UN65HU8550 manual Source

			Button	Description
TV				Turns the TV on and off.
SEARCH				Press this button to search for information through the search window available
				in various services.
KEYPAD				Displays the On-Screen Remote. With the On-Screen Remote on the screen,
				you can easily enter numbers, control content, and use functions. For more
				information, refer to the "Displaying and Using the On-Screen Remote" section.
SOURCE				Changes the source.
VOL				Changes the volume.
				Starts voice recognition. When the microphone icon appears on the screen,
				speak a voice command into the microphone. Say "Help" to learn about basic
VOICE				usage and voice commands.
				""Say a voice command 4 to 6 inches (10 to 15cm) from the microphone at an
				appropriate volume.
¢				Turns the sound off and on.
CH				Changes the channel.
u		d	l r
	,		, ,	Moves the pointer or focus.
				Place a finger on the touch pad and move the Samsung Smart Control. The
Touch pad				pointer on the screen moves in the same direction. Press the touch pad to select
				or run the focused item. For more information, refer to the "Using the Touch Pad
				and the Directional Buttons" section.