Samsung UN40H6350, UN55H6400, UN48H5500, UN48H6400, UN32H5500 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.
				Controls video, photo, or music file playback on the TV. You can also use these
†, ∂, ∑, …				buttons to control the playback of content on an external device (for example, a
				Blu-ray player).
a, b, {, }				Use these colored buttons to access additional options specific to the feature in
				use.
				""This buttons are not available in the U.S.A. and Canada.
RETURN				Returns to the previous menu. Additionally, when you press this button while
				watching TV, you can return to the previous channel.
				Launches Smart Hub's First Screen. From this panel, you can search through
SMART HUB				favorite apps, channels, or sources and quickly access previously run or
				frequently used functions. You can also use services provided on each Smart Hub
				panel.
GUIDE				Displays the digital channel broadcasting schedule. For more information, refer
				to the "Digital Broadcast Information at a Glance" section.