Practicing sequencers: How to plug-in your PS3 for the first time

First you connect the console to a plug with the respective cable included inside the package.
After that you connect the RGB cable included to a TV. (or a composite cable that you can buy in lots of stores) Additionally you can connect a HDMI cable if you have one (and a TV compatible with high definition).
Next, turn your console on using the button on the back.
Then click on the button located on your PS3's front, near the blu-ray drive.
Finally setup your PS3 with the definitions you prefer.