BlackBerry Bold 9780 UNLOCKED +

Blackberry Bold 9780 Faulty Unlocked To Any Network Screen Problem Screen Has Gone White, hasnt had any water damage the screen just went like this 1 day might be a easy fix for someone in the know. We have enquired at a phone shop, and been told it could be the screen ribbon and quoted £30 although the phone hasnt actually been looked at. We Just bought a new phone instead Looking for £50 no offers Just the phone and usb lead, cant find the charger, but the usb charges the phone anyway phone 07543453588 or 07817679614