i had a cdvb5110d(COSHIP) decoder which supllied local pay tv provider .I use it for few months. But now I am not a dialog subscriber.My problem is,they put a network lock.Manufacture say It's possible to edit the transponder parameters. But this decoder can use only dialogtv.how can I change this setting.what are the software/firmware and cable(RS232 port there. can you pls help me???