1.When you check the light box and you must unplug, power off, and then inspection.Do not charged operation.
2. If the box is lighting one side and the other side not, pls check the wires and lamp holder whether does not reach the designated position. Ballast’s input and output wire isif loose.
3.The entire light box not light, please check whether the leakage protector is closed.whether the wire connection within the plug is loose and the suppression of the inverter input and output connector as well.
4. If there is too much noise from light box, please check whether the ballast aging.
5.Light boxes appear bright or without lighting, please check the starter of all terminal, plugs are aging ,lamp whether in place or aging.