Pair iPhone 3GS (iOS 4) with a Bluetooth keyboard?

[mgpg89]

How can I pair my iPhone 3GS running iOS 4 with a Bluetooth Apple keyboards?

Can't seem to make it work..

 

[monstar-x]

Go on the iPhone into the Bluetooth Setting.
Press and Hold the ON Button right on your Apple Alu Keyboard.

The Apple Bluetooth Keybpard will show up on the iPhone.