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西门子ＳＩ－１２００彩超图像故障一例浙江省东阳市人民医院董锡华（３２２１００）故障现象：无图像，关机时有亮点，面板功能健失灵。分析检修：该机监视器由１１０Ｖ供电，查１１０Ｖ电源正常。估计该故障原因在视频信号通道或给信号通道供电的各有关电源中。打开后盖...
Siemens SI-1200 Color Doppler Image Fault Case Dongyang People’s Hospital of Dongyang, Zhejiang Dong Xihua (322100) Symptoms: No image, there are bright points when shutting down, the panel function is health failure. Analysis and maintenance: The aircraft monitor is powered by 110V and the 110V power supply is normal. It is estimated that the cause of the malfunction is in the video signal channel or in the respective power supplies that supply the signal channel. Open the back cover...