If the powerjack of your Laptop is loose, and the device fails to power on, please order this service. In most cases it's not required to replace the entire logic board to resolve this problem. It is usually sufficient to repair the connection between the DC-Jack and the logic board. To do so, we will fully disassemble your Laptop and reestablish and reinforce the broken connection.If the powerjack of you Laptop is loose and the device fails to power on, please order this service. In most cases it is not required to replace the entire logic board to remove this problem. It is usually sufficient to repair the connection between the DC-Jack and the logic board. To do so, we will fully disassemble your Laptop and reestablish and reinforce the broken connection.