Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.

oldmacs

macrumors 603
Original poster
Sep 14, 2010
5,010
7,437
Australia
Hi,
I have a mac plus that makes a faint crackly noise while being used, anyone know if this is a problem,
Thanks
 
I think that's due to the capacitors going bad. When they discharge, they make that popping noise you are hearing.
 
Register on MacRumors! This sidebar will go away, and you'll see fewer ads.