My dm800se not working , oled screen and cooling fan not working , I plug the power adaptor nothing happens , only red led put on inside the device , What can I do ?
Today , I try another psu 12v 3A it works !!! but I plugged the original psu it works again !?! yesterday , I unplugged dm800se and it waits 15-18 hours .. how does it happen ? , maybe some capacitors overload ? any suggestions ...