Yeah, update to the new S3 firmware available on Bitmain's site. Beeping was a noted issue with the initial release. Make sure beeping is disabled in the webgui menu.
Humz.. Firmware upgrades.. but... but.. I do that enough at work!!
I try disable in miner configuration first, I was looking this AM for something but had to go to work 1st.
Thanks guys!! This is an awesome place to get info.