There has been a huge amount of discussion on this subject. One that has personally frustrated me too. There does not seem to be a clear fix for this. I am a computer tech and spent an hour "discussing" this problem with Pioneer.
It was like spending time with a used car salesman. No answer, lots of baloney. I see in this forum that "CNDV-80MT Download and how to Burn" has some good idea's about the changing of language. And some ideas on using TDK, Verbatim, Memorex etc. I am still working on the problem. Many have asked where to, or how to access the built in test section of the memory. I