First of all, you should make sure that the phone is up and running. Reach the home screen by unlocking the phone, if you have put any locks on it. Once you have got the home screen, the process will become very easy. Push the ‘Main Menu’ button, and enter the menu.
Ignoring all other icons, look only for the Settings icon. Tap it, and you will go straight to the System Settings. Right under the heading of Wireless & Network, you will find the option of Bluetooth. If you are using Gingerbread, you initially need to tap the Wireless & Network to reach the Bluetooth option.
Move your thumb/finger from OFF to ON. As a result, the button will be lightened, and Bluetooth is turned on. To make it certain, you need to look at top of the screen, where you will see Bluetooth indicator. Bluetooth has been turned on correctly.
Now you can go in, and manage your Bluetooth settings. You can pair up with other Bluetooth devices, like headset. This wireless technology will surely your life quite interesting.