Beepy "squeaking" tick coming from power supply when off & unplugged Topic actions Post a reply First post, by bluejeans Posted on 2017-06-15, 21:24 Reply with quote Creative Commons Attribution No Derivatives 1.0 Generic license More actions Reply with quote CC-BY-ND-1.0 license bluejeans Offline User metadata Posts 200 Joined 2016-07-07, 20:35 Rank Member Rank Member Posts 200 Joined 2016-07-07, 20:35 Not sure why. It's kind of the same sound that a squeaky ceiling fan makes. Go to top of page Go to top of page Back to General Old Hardware