飞利浦彩超EPIQ7C结构原理及电源故障检测
China Medical Devices（2018）
Abstract
本文首先详细介绍了超声发射前端和后端主机的各个模块构成及各个模块的功能,接着介绍了飞利浦彩超EPIQ7C开机信号工作原理及电压启动后设备开机的软硬件流程.结合设备整体故障情况分析,重点阐述电源故障的检测.通过分析其电源模块接口连接图及电源模块各组电压阈值,探讨了其电源故障的隔离检测方法,为EPIQ7C彩超电源模块化维修提供强有力的数据和理论支持.
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Key words
color flow doppler sonography,ultrasonic emission front end,power failure,voltage threshold
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