Ok I did as you asked. Logs attached. This time i started tuning in SD and tuned three different SD channels . Then shiwched to HD and tuned three different channels the swiched back to SD and no video just gui. Switched back to HD and got sound but no video. thanks again for the continued support.
Self-Built HTPC with Vista Home Premium, Intel quad4 , Q6600 CPU 2.4 gHZ processor , 2MB Memory. Nvidia 7100on board Video Chip, HDhomerun .