You don't say what mod chip you have ?
I have used Neo 2, Neo 2.2, Neo key and Neo2.5 with AR2 ver 2 and it boots o.k but it has not booted DVDR discs.

hope this helps.



PS2 3003v4
Pioneer DVD writer/ PrimoDVD software
Sony writer 12x
AR2 v1.9
Neo 2.5 DVD mod