What to do if the tv does not recognize a signal – Dell Inspiron 14R (N4010, Early 2010) User Manual
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Connecting Your Computer to a TV and Adjusting Display Settings
What to do If the TV Does not Recognize a Signal
1 Turn off the TV.
2 Disconnect the S-Video cable from the TV.
3 Look on the back of the TV for the connection labeled S-Video 1.
4 Reconnect the S-Video cable to the correct connection for S-Video 1.
5 Turn on the TV.
6 Access the TV menu and select option #8 AV3 (S-Video 1).
7 Access the Display Properties Menu on the computer.
8 Select the tab for the vendor video card.
9 Use the vendor video card control panel to select the appropriate display
settings.
EXAMPLE:
If you are connecting an S-Video cable from the computer
to the TV and you have inserted it into the S-Video connection labeled
S-Video 1 on the back of the TV, then select option #8 for AV3
(S-Video 1).
FOR MORE INFORMATION:
To learn more about using a video card
control panel, see "Using a Video Card Wizard to Configure Display
Settings