1, Remove back cover and Battery
2, Remove 2 screws at the bottom of the phone (at the back)
3, Use your fingernail or an opening tool to remove the front cover, run your nail along the edge, there are a couple of clips around it holding it together...
4, The keypad is attached under the screen with a ribbon, remove the keypad and replace it with the new one.
MobilePhoneFX.com, June 2008