Samsung SPP4251 Owner's Instructions Manual page 35

Use the remote control to switch between viewing signals from connected equipment,
such as VCRs, DVD, Set-Top box and the TV source (broadcast or cable}.
Press the MENU button. Press the ENTER button to
select "Input".
Press the ENTER button to select "Source List".
Press the A or _ button to select signal source, then
press the ENTERbutton.
Notes
o When you connect equipment to the PDP,you can choose between the following sets of jacks:
AV1, AV2, AV3, S-Video1, S_Video2, Component1, Component2, Monitor Out, PC or DVI on the
PDP'srear panel.
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