I have seen this problem when using Windows media player version 10.x to rip cds onto my Beomedia1, tracks created play in alphabetic sequence not track number as you describe.
If you either use Windows Media Player 9.x or 11.x it works properly.
I hope this helps
Peter
My B&O - BS3, BV4-50, Beomedia 1, BS3200, DVD1, BL8000, BL6000, BL3, BL2, BL7.4