About 3 weeks ago, Joe reported his PSU of KGST blowout twice. After discussion through FB, I suggested reconstructing the whole thing by a skillful someone. I recommend the man, Getpointlee, to take the job. Getpointlee, once a  audio dealer and a owner of audio manufacturing, live in Taipei, Taiwan. You may be interested in his blog(http://getpointlee.blogspot.tw/) . Another local DIYer provided a new PSU board for this whole new reconstructing. There are about 3 to 4 Diyers in Taiwan concern