For the past few months I've been having problems with my keyboard. Whenever I brush my finger across the a button my BB registers it as a hit, and now when I hit my i button it won't register unless if I hit it several of times, and then it registers as a capital i
. I've tried cleaning the keyboard, hard and soft resets, and it does not have any water damage. Also is there a way of changing the motherboard of the keyboard? If so, how much would it cost?