I'd like to disable the sound on my APC BK300C battery backup. I found the little device on the printed circuit board which is causing the really annoying and nasty sound. It's a black circular object. Is it possible to fill in the hole thereby muffling the sound? Or can I remove the object and re-solder something in it's place?
Here's the little noise maker itself:
Here's the top of the printed circuit board ... the circle is where it's located.