blackberry bold 9700 -

blackberry bold 9700 white,, dont know what the problem with it is as it loads up the the screen goes white and says reset phone,, the phone could also do with a new case as this one is scratched,, i am wanting £35ono as they are still going for 100 on here it may only take 15pound to fix this phone,, i have the box, charger and two batterys for the phone,, must pick up,, sunderland,,