Trying to find DBZ theme
The soundtrack which was played for first 199 episodes in DGZ was Cha-La Head-Ha-La by Hironobu Kageyama. Just check. if this is the one you are searching for. The link is right below.  

https://en.m.wikipedia.org/wiki/File:Hironobu_Kageyama_-_Cha-La_Head-Cha-La.ogg