connect fain on bigsat DSR 6500 prima - Pc ,,,help!!!

it is set on com 1...115200, 8 none,1,none..
i use Upgrade 1.0.7 andafter 30-60 sec say "connect failed!"
on com 2.3.4.5.6.7.8 dose not work..
i switch the wire 2-3..nothing..
can u help me!??
i need to upgrade my frimware and to change some key
PLEASE!!!

chd said:

Reinstall windows

Click to expand...

easy to say!!! i will reinstal it if i know 100% cose is gone work!.. ps...3 days ago i instal my windows..Xp pro SP2 .. if is nor working.. i'll try Vista...

done!10x too all!