This is taken from the pinned topic that didn't help you.
"3. Decide where to put your emulator files on the xbox HD. An often used tree-structure is F:\emulators\emulator name, but this is entirely up to you."
Then you MAY need to edit your dahsboards .ini file, but you know how to do that, right? If no, then check out the tutorial section on X-S main page. Also. Read the supplied documentation.