... circuit, no bad led indicator ,no high voltage, no low voltage, no output, etc 3.Assembly full inspection: ... to make sure every unit with power ,without low voltage, without bad led indicator, low ripple, good ... with power ,no bomb unit, no high voltage, no low voltage, no bad led indicator, etc 5.Finished ... sure every unit with power, no high voltage, no low voltage, no bad led indicator, low ripple, ...