Jabra T-Mobile Wing / Dash / SDA / Sidekick 3 / Sidekick LX - Brown / Sidekick LX - Blue MOBILE/CELL PHONE... (BLUETOOTH-100) Transceiver "sony c905 black screen" Questions

sony ericsson c905 screen not working hey can anyone help me? my c905 screen is not working. i can turn the phone on but nothing appears on the screen. i can dial numbers etc 453 and it works but ...