Dell LCD TV W2600 - Manual (Page 22)

Setting Up Your TV
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3 Connect the blue VGA cable to your TV and to your computer.
4 Connect the green audio cable to the connector on the TV and to your computer.
5 Replace the back cover.
6 Plug in the power cords for the TV and devices and turn them on.
7 Enter the OSD and select the VGA. See "Input Select Menu" on page 30.