hi there, i just bought a qtek 7070 from ebay, but i having a few problem. i just found out that the qtek hav installed a orange rom, coz when i boot up, the orange logo coming out, but i can't installed any softaware coz isn't digitaly sign, i was thinking of erase orange rom, installed qtek original rom, i hope that will fix the problem. i duno how to do it, u guys have any manual to refer to?

my rom description as below
version 3.0 build 13258
radio version 2.01.00

operator 1.6.1.10
microsoft 3.0.13258.0

any utility to unlock the application lock?

thanks in advance
jason