How to diagnose the failure of switching power supply?
Speaking of switching power supply, it will be used in our electronic products. Switching power supply is a device that is often used in electronic products, household appliances and other products. However, the switching power supply is prone to failure after a long time of use, so how to diagnose the failure of the switching power supply?
Diagnosis method for power off failure:
1. Look, that is, look at the shell of the power supply, check whether there is a fuse blown or the internal pcb board of the power supply is burnt or the components are broken. If so, replace it with new parts.
2. Smell, that is, to smell whether there is a burning smell inside the power supply. If there is, there may be components burned.
3. Ask, ask the user about the process of power supply damage, whether there is any illegal operation of the power supply, etc.
4. Check the voltage with a multimeter before powering on. If the voltage is abnormal, it will cause a fault.
The above diagnostic methods for the failure of the switching power supply are shared here for everyone. I hope this article will be helpful to everyone.
What scenarios can switching power supplies be applied to?
1. Communication equipment
When it comes to communication equipment, I believe everyone will feel familiar. This is mainly because people’s life and work are inseparable from various communication equipment. For example, when people communicate with relatives, friends or colleagues, they will use smart phones. The way of calling or sending text messages makes the process of communication and communication more simple and convenient.
2. Medical equipment
Switching power supplies are also widely used in medical equipment. Medical equipment is related to people's health issues. This is because advanced medical equipment and machines can play a role in caring for health. Medical equipment needs to have prerequisites, such as being able to use multiple raw materials and electronic components that ensure the performance and performance of medical devices.
3. Security monitoring
Switching power supply is also very common in security monitoring scenarios. Many of them live and live in high-end residential areas. In these residential areas, there will be mature and perfect security systems. This not only facilitates the travel of residents in the community, but also ensures Personnel and property are not damaged, and security monitoring systems are also widely used in enterprises, parks and other places.
