Found the tolerances in section 801, your only allowed 1%, which would be about .5volts. I'd check them all while your at it to see if everything in within specs.
Visit Atcom to get started with your new business VoIP phone system ASAP
Turn up is quick, painless, and can often be done same day.
Let us show you how to do VoIP right, resulting in crystal clear call quality and easy-to-use features that make everyone happy!
Proudly serving Canada from coast to coast.