GE VIVID 7彩超故障维修分析（二）

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                    <p style="line-height: 25.6px;"><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;"><span style="line-height: 25.6px; white-space: pre-wrap; color: rgb(68, 68, 68); background: white;">&nbsp;GE VIVID7</span><span style="line-height: 25.6px; white-space: pre-wrap; font-family: 宋体; color: rgb(68, 68, 68); background: white;">是</span><span style="line-height: 25.6px; white-space: pre-wrap; color: rgb(68, 68, 68); background: white;">GE</span><span style="line-height: 25.6px; white-space: pre-wrap; font-family: 宋体; color: rgb(68, 68, 68); background: white;">公司推出的一款先进的心脏彩超机，</span><span style="line-height: 25.6px; white-space: pre-wrap; color: rgb(68, 68, 68); background: white;">GE</span><span style="line-height: 25.6px; white-space: pre-wrap; font-family: 宋体; color: rgb(68, 68, 68); background: white;">公司突破性的</span><span style="line-height: 25.6px; white-space: pre-wrap; color: rgb(68, 68, 68); background: white;">TruScan</span><span style="line-height: 25.6px; white-space: pre-wrap; font-family: 宋体; color: rgb(68, 68, 68); background: white;">全息超声技术，通过先进设计的三维声束形成器，大大提高了超声图像质量，结合先进的计算机技术实现了全模式的信息采集，为超声用户提供最佳的使用方便性。</span></span></p><p style="line-height: 25.6px;"><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;"><span style="line-height: 25.6px; white-space: pre-wrap; font-family: 宋体; color: rgb(68, 68, 68); background: white;"><br  /></span></span></p><p style="line-height: 25.6px;"><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;"><span style="line-height: 25.6px; white-space: pre-wrap; font-family: 宋体; color: rgb(68, 68, 68); background: white;"><br  /></span></span></p><p style="line-height: 25.6px;"><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">故障</span></p><p style="line-height: 25.6px;"><span style="color: rgb(68, 68, 68);"><span style="font-family: 宋体;"><br  /></span><span style="background: white;">&nbsp;&nbsp;&nbsp;&nbsp;</span></span><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">机器每次开机系统启动后在加载应用软件时出现自动重启现象，无法进入超声工作界面。</span></p><p style="line-height: 25.6px;"><span style="color: rgb(68, 68, 68);"><span style="font-family: 宋体;"><br  /></span><span style="background: white;">&nbsp;</span></span><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">故障分析及排除</span></p><p style="line-height: 25.6px;"><span style="color: rgb(68, 68, 68);"><span style="font-family: 宋体;"><br  /></span><span style="background: white;">&nbsp;&nbsp;&nbsp;&nbsp;</span></span><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">一般机器出现反复自动重启故障原因为系统软件或</span><span style="color: rgb(68, 68, 68); background: white;">PC</span><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">部分，首先尝试重装系统软件，重装后开机仍出现反复自动重启，排除系统软件故障原因，故障原因在</span><span style="color: rgb(68, 68, 68); background: white;">PC</span><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">机箱内部。逐一排除</span><span style="color: rgb(68, 68, 68); background: white;">PC</span><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">机箱内各板块，</span><span style="color: rgb(68, 68, 68); background: white;">CPU</span><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">主板故障可能性最大，更换</span><span style="color: rgb(68, 68, 68); background: white;">CPU</span><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">主板后重新开机，机器启动正常，故障排除。由于需要确定机器使用是否完全稳定，因此机器开机一天进行观察，未出现任何故障，但第二天开机时机器突然黑屏掉电，重新启动机器无响应，拆开</span><span style="color: rgb(68, 68, 68); background: white;">PC</span><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">机箱外盖，启动机器发现</span><span style="color: rgb(68, 68, 68); background: white;">PC</span><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">机箱完全没有启动，所有风扇均未转动，怀疑</span><span style="color: rgb(68, 68, 68); background: white;">PC</span><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">机箱供电电源故障。拆下电源后单独通电测试，电源无输出已损坏，更换另一同型号</span><span style="color: rgb(68, 68, 68); background: white;">PC</span><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">电源，机器启动正常，随后连续开机观察</span><span style="color: rgb(68, 68, 68); background: white;">3</span><span style="font-family: 宋体; color: rgb(68, 68, 68); background: white;">天，机器未再出现故障，机器维修完成。</span><span style="color: rgb(68, 68, 68);"><br  /><span style="background: white;">&nbsp;</span></span></p><p style="text-indent: 0em; max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-family: Arial, Verdana, sans-serif; font-size: 14px; line-height: 24px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(249, 249, 249);">广州市设备维修有限公司</span></p><p style="text-indent: 0em; max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 12px; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">地址：广州市天河区银利街银利茶叶博览中心E栋4楼E4030室 &nbsp;&nbsp;</span><span style="font-size: 14px; line-height: 1.75em;">&nbsp; &nbsp;&nbsp;</span></p><p style="text-indent: 0em; max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 12px; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="font-size: 14px; line-height: 1.75em;">邮编：510507</span></p><p style="text-indent: 0em; max-width: 100%; min-height: 1em; color: rgb(62, 62, 62); font-size: 12px; font-family: Arial, Verdana, sans-serif; line-height: 1.75em; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; 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