Issue Description
If the equipment grounding equipment is bad, easy to make the equipment or other electrical appliances (peripheral) electrostatic potential to accumulate or different equipments (front and back) electricity potential are different, resulting in the emergence of the problem
Handling Process
Make the system to well-grounding.
Root Cause
Conferencing video have certain requirements on the grounding, in order to make the system work stably and reliably, we need tot grounding well.