hi.my o/s is windows me.after installing this unit and soft ware suplied it will read cd's but not write to them.it says no disc inserted when i try to watch a dvd movie.when i tried to write a data dvd disc i got an error message 2a053010 check master/slave positions.i've tried every combination but it still will not work.any advice would be welcome,as i am pretty close to throwing the damn thing out the window![/img]