On-site maintenance of a Changhong 3D58B6000i smart LCD TV, the phenomenon of the phenomenon is automatically reduced to 0 after the failure phenomenon, after seeing the fault, the light vehicle is familiar with the road, first take down the remote control battery failure, first open the shell and then unplug the button line plug fault or Tao The sound is still the same, the motherboard key control channel is not found short circuit phenomenon, the past experience to judge the motherboard damage, but no motherboard has to send, and the motherboard is very expensive, in the first easy and difficult to check the motherboard peripheral circuit, the motherboard is external The circuit also has a remote control Bluetooth receiver, the wife receives the small board, first disconnects the Bluetooth receiving board from the failure, and disconnects the wife board volume and is finally controlled. It is no longer zero. Because the user's home top box allows the user to look at it first. After a few days, I am going to troubleshoot the small board after the replacement!
Capacitive Type Oil Detector,Oil Contamination Detector on the Piping Line,Oil Detector
Taizhou Jiabo Instrument Technology Co., Ltd. , https://www.taizhoujbcbyq.com