Please Need Help???

My Satellite Setup
i own a electron AF-1500 i've been looking for a software to update my satellite so i can watch TPS ad multivision i couldnt find an exact software for my electron but i found one for Arion AF-1500 (if my software is wrong could u please tell me) anywey i downloaded the latest acc. file and i bought a 9-pin female both end cable to conect to my sat ... when i tried downloading the information on my sat its says 'please connect the requested ack' now am a newbie and dont understand what it means could u help me PLEASE???
it could be something with my software could u please give me the right one........ANY HELP IS MUCH APRECIATED!!!!!
thank u !!!:):):)