If after turning on the oscilloscope, I only see one or two moving points but no scan line. What is the reason? How should it be adjusted? What if you see one or two fixed points? what is the reason? How to adjust?
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thank you, already solved this problem.检查水平定时和触发。尝试自动触发模式和每格 1 毫秒。什么范围模型?发布您的示波器图片,包括控制设置。