DVS Ultimate program/drop offs/other..

i have some drop off issues with DVS Ultimate.when songs are playing it cuts off for a quick second and then goes away just as fast, then will play fine and then do it again later.i am using control vinyl,acer computer with 160 gb,intel pentium dual core proccessor 2.0 ghz/667 mhz on it, factory fresh,320 gb iomega prestige external hard drive for music.U-Mix44 interface.where do i put the latency at?speed 192,256,..2nd question, how about control cd's not reacting right on my stanton c 324s,they play but my effects on players don't work,scratching/effects and will they work with this program?i like to scratch mix.
please help thank you ,DJ tonedog.
