Samsung UE40ES7000U E-Manual page 140

in the "Control Panel" window. A
display dialog box appears.
3. Click "Display". Another display
dialog box appears.
4. Click the "Settings" tab on the
display dialog box.
– On the Settings tab, set the
correct resolution (screen size).
The optimal resolution for this TV
is 1920 x 1080.
– If a vertical-frequency option