|Take it back to the person that messed it up?|
I assume you mean an internal speaker. They usually are labeled both on the connector and the jack on the motherboard. You only need good eyesight to figure it out along with a guess as to what the abbreviation is. They don't just say speaker they say something like s/w or spk or spkr or such.
1/3 of highway deaths are caused by drunks. The rest are by people who can't drive any better than a drunk.