1. Black lines appear on the LCD TV screen. If the position of the line changes, it may be caused by the problem of the TV signal source or the program source. Black lines; if the connection line is loose, it can be fixed, or you can change the connection to the connection and try…

1. We need to know the voltage, resolution and cable information for the panels. The example panel we use is 5V, 1920*1080, D8. 2. Choose suitable cable for the panel and connect it with pcb side 3. Connect the lcd tester with the power. 4. choose the right voltage (example panel is 5V) (1) long…