Hello Cristian, welcome, if it does not happen to you anymore, do not touch it, if it happens again it puts mass resistance in the electrolytic of the client that you observe that they are charged, when turning off and ready especially the standby one :) If you answer I give you my Like of Luck for what solutions but I hope yours;) I greet you, Tobias If you ask a question in the forum, always answer it, the colleagues who answer you spend your time and knowledge with the will to help you, if you are grateful, choose the best answer and give a Like to those who participated. Thank you for collaborating in the forum and Success with your repair