LG P509 Bricked KDZ wont see phone

hey if have tried everything to unbrick my lg p509 optimus t with no sucess. i have all necessary programs but the KDZ updater wont see my phone. when i open the program everything is greyed out except the except the exit button. the lg updater tool does reconize my phone. this is my only android please help
ps i am a noob lol i lve in the US i have a phone number i can give if anybody want to call and walk me through....