[摘要]通过分析GE-MA5500心电图机2例特殊故障维修，讨论维护方法。通过分析GE-MA5500打印不停止的故障原因，查找故障源，进行维修和保养。结果显示一组数据线出现断路，导致打印信息无法回馈到控制板，引起该故障。本文描述的2例故障较为少见，尤其是第1例，需耐心查找方可确定故障源，可供其他工程技术人员参考。

    [关键词]心电图机；设备维修；数据线

    [中图分类号] R197.39 [文献标识码] A [文章编号] 1674-4721(2018)4(c)-0149-03

    Two cases of failure analysis and maintenance of GE-MA5500 electrocardiograph

    HAO Mei-shuo

    Department of Apparatus，Tiefa Coal Group General Hospital，Liaoning Province，Tieling 112700，China

    [Abstract]This paper discusses the maintenance methods of two cases of special fault maintenance of GE-MA5500 electrocardiograph.By analyzing the causes of the failure of the GE-MA5500 printing report ......