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<blockquote data-quote="brena" data-source="post: 498242" data-attributes="member: 75514">Hi Kiwis, can anyone please offer some advice with this problem...Have had all NZ Freeview HD channels working great including the HD Demo channel for ages now. With Prime becoming available I scanned for new channels, found Prime, added it and while I was at it I installed Vista SP2 and some other pending Windows updates.Now all channels work fine except TV3, TV3+1, C4 are borked! Very slow stuttering playback, sketchy sound. Unwatchable. The HD Demo channel is fine. CPU usage is low and hardware acceleration is switched on and appears to be all good.We are in an area where it's possible that reception isn't very strong but figure it can't be too bad if the demo channel is good.Also before I messed things up TV3 sound was getting a bit out of sync for a few days prior. Could have been the start of the issue.Have tried reinstalling PowerDVD 8 (for the codec) and also grabbed the latest Monogram AAC codec, and registered it Ok.Have tried a full uninstall/reinstall of MediaPortal and fiddled around selecting different codecs in the MP config.Still the same! Can anyone please offer a suggestion as to what may be the problem?I'm thinking maybe it's time for a fresh windows install or is that being a bit drastic?Thanks lots - appreciate your help!Regards, Brena</blockquote>

[QUOTE="brena, post: 498242, member: 75514"] Hi Kiwis, can anyone please offer some advice with this problem... Have had all NZ Freeview HD channels working great including the HD Demo channel for ages now. With Prime becoming available I scanned for new channels, found Prime, added it and while I was at it I installed Vista SP2 and some other pending Windows updates. Now all channels work fine except TV3, TV3+1, C4 are borked! Very slow stuttering playback, sketchy sound. Unwatchable. The HD Demo channel is fine. CPU usage is low and hardware acceleration is switched on and appears to be all good. We are in an area where it's possible that reception isn't very strong but figure it can't be too bad if the demo channel is good. Also before I messed things up TV3 sound was getting a bit out of sync for a few days prior. Could have been the start of the issue. Have tried reinstalling PowerDVD 8 (for the codec) and also grabbed the latest Monogram AAC codec, and registered it Ok. Have tried a full uninstall/reinstall of MediaPortal and fiddled around selecting different codecs in the MP config. Still the same! Can anyone please offer a suggestion as to what may be the problem? I'm thinking maybe it's time for a fresh windows install or is that being a bit drastic? Thanks lots - appreciate your help! Regards, Brena [/QUOTE]

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