Method 1: 1. Cut the copper-clad board to the required size for the circuit diagram. 2. Place wax paper on a steel plate, use a pen to draw the circuit diagram on the wax paper at a 1:1 scale, and cut out the drawn circuit diagram according to the size of the circuit board. Place … Read more
Circuit board repair is a relatively niche technical skill. An experienced repair engineer may need years or even decades of experience and continuous learning to achieve success. This article mainly shares some insights on circuit board repair. A circuit board consists of a circuit board, components, and software. I personally believe that the capabilities of … Read more
With the rapid development of electronic products, there are many types of circuit boards, including hard boards, soft boards, and rigid-flex boards. Hard boards are ordinary PCB boards that cannot be bent; the vast majority of products use hard boards. Soft boards are flexible boards (FPC), which can be bent to a certain extent and … Read more
1 Tools for Manual Soldering Any electronic product, from a rectifier composed of several parts to a computer system made up of thousands of components, is constructed from basic electronic components and functions, connected using certain manufacturing methods according to circuit principles.Although there are various connection methods (such as winding, crimping, gluing, etc.), the most … Read more
DIYer: Smiling Duck Production Time: Half a Day Difficulty Level: ★★☆☆☆ GEEK Index: ★★★☆☆ Are you still using a universal board for repairs? Are you struggling to create the circuit and layout you want with a universal board? For many electronic enthusiasts today, a universal board can no longer meet the production needs, but having … Read more
The names of circuit boards include: circuit board, PCB, aluminum substrate, high-frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, ultra-thin printed circuit board, and printed (copper etching technology) circuit board, etc. Circuit boards miniaturize and visualize circuits, playing an important role in the mass production of fixed circuits and optimizing electrical layouts. … Read more
1 Tools for Manual Soldering Any electronic product, from a rectifier made up of a few components to a computer system composed of thousands of parts, is constituted by basic electronic components and functions, connected according to circuit principles using specific techniques.Although there are various connection methods (e.g., wrapping, crimping, adhesive), the most widely used … Read more
1. Repair Procedure for Burnt IGBT or Fuse on the Circuit Board If the current fuse or IGBT is burnt, do not replace the component immediately. You must confirm that the following other components are in normal condition before replacement; otherwise, the IGBT and fuse may burn out again. 1. Visually check if the current … Read more
Some Testing Service Projects: Materials: Physical Properties, Chemical Analysis, Biological Tests Reliability Testing of Components and Finished Products Formula Analysis, Formula Restoration Failure Analysis Product Certification National Customer Service Number: 4008180021 Add Customer Service WeChat anytesting001 to get daily R&D news The following is the main text: For those studying electronics, setting up test points … Read more
Troubleshooting Inverter Circuit Boards Generally speaking, the printed circuit boards on an inverter mainly include the drive board, main control board, and display board. The factors affecting the lifespan of the inverter’s printed circuit boards include the lifespan characteristics of the smoothing capacitors in the power supply section and the buffer capacitors in the IPM … Read more