that card is perfect for sending the output to a tv.
My best advice is to get a "S-VIDEO to RCA adaptor" and put a rca cord (standard video/audio cord with "phono" connection
Here's the adaptor I use:
As to why you're getting errors, what ripper are you using? You've already mentioned that MTU worked just fine for you? Obviously you don't want to go with them, otherwise you'd have done it.
http://www.goldenhawk.com has a text file of all the burners that will work with their software. Powerkaraoke says they'll work with most burners, even those that other cdg copy programs will NOT work with.
My two cents on copying karaoke... get the equipment and software that WORKS and is specifically made for karaoke. It's a beast all of it's own.