DC output voltage: 60VOutput voltage tolerance: ±1%Rated output current: 6.6AOutput current range: 0~6.6AWave and noise: 150mVp-pInlet stability: ±0.5%Load stability: ±0.5%DC output power: 396WEfficiency: 86%Adjustable range for DC voltage: ±10%AC input voltage range: 90~132V AC /...
USB is completely isolated and has no common ground. Earlier in the thread, @BlackFX confirms the cause as being a mounting screw on the SMPS shorting the +VE output to the chassis ground.Seems to imply that the power supply front panel -VE was at a potential of -58v.At least thats ...