Samsung 451 User Manual page 72

To Select the Source
Press the SOURCE button on the Remote Control
You can select the TV mode or an input source connected to the TV set. Use this button to choose an input source that you
would like to watch.
Available signal sources: TV, AV, S-Video, Component, PC, HDMI.
You can choose only those external devices that are connected to the TV.
TV Source List
TV
AV : ----
S-Video : ----
Component : ----
PC : ----
HDMI : ----
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