No such thing as firmware upgrades for the CD players as far as I know. Some
CD players are just picky about the discs that they will play.
In particular, some of them tend to like discs with cyanine dye (made by
Taiyo Yuden, like Fujifilm discs, at least until recently), or azo dye
(Verbatim DataLifePlus) better than most other discs which use a
pthalocyanine dye. You can tell them apart because cyanine and azo discs are
a dark blue/green on the bottom and pthalocyanine discs are a very pale
Robert Hancock Saskatoon, SK, Canada
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