Don't worry, these raised bars on the neck of a guitar are here to help make the sounds of different notes
I noticed if I play the note over the neck pu it seems a little cleaner ... Sound clip 
here - https://www.box.com/s/eee489f25e6869db14b4 ... And what makes these 
warbles, buzzes, rattles, hums and wolf .... Don't worry Nick, [DOC] [TLE] How to Set Up an Electric Guitar - Sam Ash [PAR] May 24, 2012 ...