When inspecting the soldering part of the PCB board, we can use the following four methods. 1. PCB triangulation Method (light cutting method, light structuring method) […]

For a newly designed PCB circuit board, it is often difficult to debug it, especially when the board is relatively large and there are many components, […]

There are generally the following ways to find PCB faults:   ①Measurement Voltage Method   The first thing to confirm is whether the voltage of the […]

The main reason for short circuit of PCB is that the film line is scratched or there is garbage on the coated screen, and the coated […]