Screen flickers (1 Viewer)

[73challenger]

TV-Server Version: 1.0 RC2
MediaPortal Version: 1.0 RC2
MediaPortal Skin:
Windows Version: SP2
CPU Type: AMD 64 3400+
HDD: 80gb SATA
Memory: 1 gb
Motherboard:
Video Card: 6600 GT
Video Card Driver:
Sound Card: Onboard
Sound Card AC3:
Sound Card Driver:
1. TV Card: Hauppauge PVR 500
1. TV Card Type:
1. TV Card Driver: The newest one
2. TV Card: Hauppauge PVR 500
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: Comcast analog channels
HTPC Case:
Cooling:
Power Supply:
Remote:
TV: Panasonic 42px600u 42" Plasma 1024x768 at 60hz
TV - HTPC Connection: VGA connector.
Hello, Im new at media portal and I have a few questions. When I watch TV the picture kind of gets blurry. It's not the whole picture just lines that get blurry about a inch wide on my tv. It happens when i watch DVDs or if I watch TV. It doesn't seem to do it when I watch ripped DVD(h.264 codec) or if I watch something on netflix. I
_________________
| |
|____Usually happens|
| |
|___on these lines|
| |
|________________|
The TV ^