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Category Archives: Test/Inspection
Jul18
Why Do Electronic Products Need Burn-In? What Are Its Pros and Cons? What Is Run-In?
In the early days, when electronic component design and manufacturing were still developing, the “burn-in” solution was used to screen out defective electronic components and products. This process allowed early-failing products to be identified and eliminated, preventing defective items from … Continue reading
Jul11
What Is the Purpose of Testing Electronic Products? It’s Like Buying Insurance!
Workingbear has been in the electronics industry for several years and has noticed an interesting phenomenon. Almost every new manager will ask the same questions when they come on board: “Why do we need to perform ICT (In-Circuit Test) at … Continue reading
Jun27
What is Function Verification Test (FVT) for Assembled Circuit Boards?
Function verification tests (FVT), or call Function Circuit Tests (FCT), are crucial for detecting defects in PCBA (Printed Circuit Board Assembly). These tests simulate the full functionality of the circuit board as if it were part of the final product. … Continue reading
Mar26
What is AOI? What Defects Can 2D AOI Detect in PCB Assembly?
AOI (Auto Optical Inspection) is an automated optical recognition system that has become widely used in the electronics industry for inspecting the quality of soldering, component placement accuracy and the presence of missing components on PCBA (Printed Circuit Board Assembly) … Continue reading
Mar12
Why Do PCBs Have Those Small Circles? What purpose of Test Points on PCBs?
Have you ever noticed those tiny circles on PCBs and wondered why they’re there? They don’t seem to have any parts soldered onto them, and some don’t even have solder paste. Well, those small circles are called test points, and … Continue reading
