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My 750G began Emitting a loud squeal

APC UPS for Home and Office Forum

Schneider Electric support forum for our APC offers including Home Office UPS, Surge Protectors, UTS, software and services and associated products designed to share knowledge, installation, and configuration.

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My 750G began Emitting a loud squeal

This was originally posted on APC forums on 12/22/2013


The green light turned red but the computer was still running ok.  We reset the ups but in a few seconds it did it again.  Right now, everything is on power strip and the ups is unplugged.  Any ideas?