Click ↑ for automotive repair cases and follow for updates to obtain the complete timing guide Highly versatile, applicable to all circuit boards! 1. How to repair circuit boards without schematics? 1. You must have a clear mental image. You need to thoroughly understand the principles of some typical circuits and be very familiar with … Read more
Considerations for Renovating Electrical Circuits in Old Houses It is essential to replace all wiring with copper core wires; partial modifications are not recommended; Old aluminum wires in walls are prone to oxidation and overheating, posing hidden dangers; Old air switches should be replaced with new models with leakage protection; Increase the number of sockets … Read more
Considerations for Renovating Old Electrical Circuits It is necessary to replace all wiring with copper core; partial modifications are not recommended; Old aluminum wiring within walls is prone to oxidation and overheating, posing hidden dangers; Old air switches should be replaced with new models with leakage protection; Increase the number of sockets to avoid overloading … Read more
2. Characteristics and Identification of Resistor Damage Many beginners often struggle with resistors when troubleshooting circuits, taking them apart and re-soldering them. In fact, after gaining some experience, understanding the characteristics of resistor damage can save a lot of unnecessary effort. Resistors are the most numerous components in electrical devices, but they are not the … Read more
1. Observation Method When we receive a circuit board for repair, the first step is to carefully observe its appearance. If the circuit board has been burned, it is crucial to check whether the power circuit is functioning correctly before powering it up, ensuring that no further damage will occur. The observation method is a … Read more
1. Fault Characteristics and Repair of Damaged Capacitors on Engineering Circuit Boards The faults caused by capacitor damage are the most common in electronic devices, especially the failure of electrolytic capacitors. The manifestations of capacitor damage include: 1. Reduced capacitance; 2. Complete loss of capacitance; 3. Leakage; 4. Short circuit. The role of capacitors in … Read more
1. Fault Characteristics and Repair of Capacitor Damage in Industrial Control Circuit Boards Capacitor damage is the most common fault in electronic devices, particularly with electrolytic capacitors. The symptoms of capacitor damage include: 1. Decreased capacitance; 2. Complete loss of capacitance; 3. Leakage; 4. Short circuit. The role of capacitors in circuits varies, leading to … Read more
Master Truck Repair ★ Learn Circuit Repair Series Course ★ 01 Lecture 1 – Detailed Practical Explanation 02 Lecture 2 – Computer Boards, Pins, Circuit Diagrams 03 Lecture 3 – ECU Power Communication Jumper and Car Diagnostic Port Definition 04 Lecture 4 – ECU Main Relay and Power Supply Module Explanation 05 Lecture 5 – … Read more
If you don’t want to miss my updates, remember to check the public account in the upper right corner and set it as a star, take down the stars and give them to me. Electronic components have a lifespan that is closely related to their structure, properties, and the environment in which they are used, … Read more