1. No power, black screen: (1) When the machine has the above phenomenon, first check whether the power plug, socket, wiring is loose, and whether the switch (OSD button or remote control) is in the on state; (2) If the machine is equipped with a timer, you need to check whether the timer red indicator…

One of the common failures of LCD screens in our lives is the fading, so let me introduce the faults of LCD fading today! 1) General description of the phenomenon of flower screen failure: There is an image on the screen, but the image is covered with noise such as dots, flakes, and mosaics. Corresponding…