Help, Cant recieve some channels! (1 Viewer)

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TV-Server Version:
MediaPortal Version:
MediaPortal Skin:
Windows Version:
CPU Type:
HDD:
Memory:
Motherboard:
Video Card:
Video Card Driver:
Sound Card:
Sound Card AC3:
Sound Card Driver:
1. TV Card:
1. TV Card Type:
1. TV Card Driver:
2. TV Card:
2. TV Card Type:
2. TV Card Driver:
3. TV Card:
3. TV Card Type:
3. TV Card Driver:
4. TV Card:
4. TV Card Type:
4. TV Card Driver:
MPEG2 Video Codec:
MPEG2 Audio Codec:
h.264 Video Codec:
Satelite/CableTV Provider:
HTPC Case:
Cooling:
Power Supply:
Remote:
TV:
TV - HTPC Connection:

Hello, I have managed to get mediaportal working a treat now but some of my channels just will not work, i.e. sky1, sky2, sky3 and more! its driving me insane! nopicture and no audio are loaded

ideas??