Hey @Magnetvision,   http://forum.xda-developers.com/showthread.php?t=1010102   This link may help you for enabling Voodoo on your sch-i500. The thread is about i500 Fascinate and there are some kernels includes voodoo or novoodoo. Choose the one suitable for your system with voodoo and...

@Magnetvision  What is you Android version? Froyo or Gingerbread?

Maybe the same reason as i just mentioned about kernel driver.    Quote:  

Only Voodoo Control Plus isn't enough for Voodoo sound on SGS. Your kernel must be loaded with Voodoo sound driver and must be a superuser for it. You can't get Voodoo sound if you have a stock firmware and kernel. You must use custom kernels such as Supercurio or Darky. You can see the...

I have Galaxy S I9000 + Voodoo Control Plus, Cowon J3, Sansa Fuze + Rockbox and Ipod nano 4th gen.   I compared all of them with different earphones (Earsonics SM3, Brainwavz M2, Sunrise X-cape impressive ed.), different file formats (FLAC and 320 kbps mp3) and different music types (rock...