日立大二郎神图像回声区有强回声故障维修

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                    <p><img data-type="gif" class="__bg_gif " data-ratio="0.10555555555555556" data-w="720" src="http://mmbiz.qpic.cn/mmbiz/M2H0aGBjWUTRia7nqkArYeKZUqEfdmpNibMPiaZk4gvlWk5v5lUKyXhjJP4CENKQeQt5HI8zwcTCWJOkicfWJiatdJQ/640?wx_fmt=gif" style="white-space: normal;font-family: -apple-system-font, BlinkMacSystemFont, &quot;Helvetica Neue&quot;, &quotingFang SC&quot;, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei UI&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif;letter-spacing: 0.544px;background-color: rgb(255, 255, 255);font-size: 15px;box-sizing: border-box !important;word-wrap: break-word !important;visibility: visible !important;width: auto !important;"  /></p><p style="text-align: center;"><img class="rich_pages" data-ratio="1.5223463687150838" data-s="300,640" src="http://mmbiz.qpic.cn/mmbiz_jpg/dx3KibwtDhvdDic8R7XdcIeLzwxEUGop313LnHCPVPtx1ODClMUmTClmnlibEhrjU73EJxtibGuBAegcb5prOonCBQ/640?wx_fmt=jpeg" data-type="jpeg" data-w="358" style="width: 245px;height: 373px;"  /></p><p style="line-height:130%;"><strong><span style="font-family: 宋体;color: rgb(0, 0, 0);font-size: 15px;">机器类型：</span></strong><span style="font-family: 宋体;color: rgb(0, 0, 0);font-size: 15px;">彩色超声多普勒诊断仪</span><br  /></p><p style="line-height:130%;"><br  /></p><p style="line-height:130%;"><strong><span style="font-family: 宋体;color: rgb(0, 0, 0);font-size: 15px;">机器型号：</span></strong><span style="font-family: 宋体;color: rgb(0, 0, 0);font-size: 15px;">日立HI VISION Preirus</span></p><p style="line-height:130%;"><span style="font-family: 宋体;color: rgb(0, 0, 0);font-size: 15px;"><br  /></span></p><p style="line-height:130%;"><strong><span style="font-family: 宋体;color: rgb(0, 0, 0);font-size: 15px;">故障现象</span><span style="font-family: 宋体;color: rgb(0, 0, 0);font-size: 15px;">：</span></strong></p><p style="line-height:130%;"><span style="color: rgb(0, 0, 0);font-family: 宋体;font-size: 15px;"><br  /></span></p><p style="line-height:130%;"><span style="color: rgb(0, 0, 0);font-family: 宋体;font-size: 15px;">开机后，图像回声区有两道三角形强回声区，无法正常使用，如下图：</span></p><p style="line-height:130%;"><span style="color: rgb(0, 0, 0);font-family: 宋体;font-size: 15px;"><br  /></span></p><p style="text-align: center;"><img class="rich_pages js_insertlocalimg" data-ratio="0.592814371257485" data-s="300,640" src="http://mmbiz.qpic.cn/mmbiz_jpg/dx3KibwtDhvdDic8R7XdcIeLzwxEUGop31saMIG8oodDEyicV6sAFEQHDAyOnB8e98y7AfHsfKCSsL7AsVNFTXZeQ/640?wx_fmt=jpeg" data-type="jpeg" data-w="668" style=""  /></p><p style="line-height:130%;"><br  /><span style="color: rgb(0, 0, 0);font-family: 宋体;font-size: 15px;"></span></p><p style="line-height:130%;"><strong><span style="color: rgb(0, 0, 0);font-family: 宋体;font-size: 15px;">故障分析与原因：</span></strong></p><p style="line-height:130%;"><span style="color: rgb(0, 0, 0);font-family: 宋体;font-size: 15px;"><br  /></span></p><p style="line-height:130%;"><span style="color: rgb(0, 0, 0);font-family: 宋体;font-size: 15px;">由于机器可以正常开关机，除了图像有两道三角形强回声区外，可以正常进行其他操作，故排除机器后端故障可能性。</span><span style="color: rgb(0, 0, 0);font-family: 宋体;font-size: 15px;">现已确定此故障发生在机器前端板件，根据故障图像分析，这是由于前端图像处理出了问题，根据此型号机器原理，出现此故障的可能性是：</span><span style="color: rgb(0, 0, 0);font-family: 宋体;font-size: 15px;">RDBF板和RX板，用排除法，更换RDBF板，故障依旧，更换RX板，故障排除。</span><span style="color: rgb(0, 0, 0);font-family: 宋体;font-size: 15px;">如下图：</span></p><section style="line-height: 130%;text-align: left;margin-left: 0px;margin-right: 0px;"><br  /></section><p style="text-align: center;"><img class="rich_pages js_insertlocalimg" data-ratio="0.67125" data-s="300,640" src="http://mmbiz.qpic.cn/mmbiz_jpg/dx3KibwtDhvdDic8R7XdcIeLzwxEUGop31liaEbVWyRrf2qV1RxbdoGmqRguqiaSpicAr56RvSwtyEFHYgPXTiaEe1eQ/640?wx_fmt=jpeg" data-type="jpeg" data-w="800" style=""  /></p><section style="line-height: 130%;text-align: left;margin-left: 0px;margin-right: 0px;"><strong><span style="font-family: 宋体;color: rgb(0, 0, 0);font-size: 15px;"><br  /></span></strong></section><section style="line-height: 130%;text-align: left;margin-left: 0px;margin-right: 0px;"><strong><span style="font-family: 宋体;color: rgb(0, 0, 0);font-size: 15px;">故障</span><span style="font-family: 宋体;color: rgb(0, 0, 0);font-size: 15px;">处理：</span></strong><span style="color: rgb(0, 0, 0);font-family: 宋体;font-size: 15px;">更换前端</span><span style="color: rgb(0, 0, 0);font-family: 宋体;font-size: 15px;">RX板。</span><span style="color: rgb(0, 0, 0);font-family: 宋体;font-size: 15px;">&nbsp; &nbsp;&nbsp;</span></section><p style="line-height:130%;"><span style="font-size: 15px;font-family: 宋体;color: rgb(0, 0, 0);"><span style="font-family: 宋体;"><br  /></span></span></p><p style="line-height:130%;"><strong><span style="font-size: 15px;font-family: 宋体;color: rgb(0, 0, 0);"><span style="font-family: 宋体;">维修总结：</span></span></strong><span style="font-size: 15px;font-family: 宋体;color: rgb(0, 0, 0);"><span style="font-family: 宋体;"></span></span></p><p><span style="font-size: 15px;font-family: 宋体;color: rgb(0, 0, 0);"><span style="font-family: 宋体;"><br  /></span></span></p><p><span style="font-size: 15px;font-family: 宋体;color: rgb(0, 0, 0);"><span style="font-family: 宋体;">在此故障的维修过程中，要熟悉机器的系统结构与系统功能原理，理解什么模块负责什么功能，在一个故障多个可能性的情况下，要巧妙的运用排除法和替代法，找出准确的故障点，从而排除故障，保证机器正常使用。</span></span></p><p><br  /></p><p><br  /></p><p style="white-space: normal;max-width: 100%;min-height: 1em;letter-spacing: 0.544px;font-family: 微软雅黑;font-size: 16px;color: rgb(62, 62, 62);line-height: 25.6px;text-align: center;box-sizing: border-box !important;word-wrap: break-word !important;"><span style="max-width: 100%;color: rgb(0, 0, 0);font-size: 14px;box-sizing: border-box !important;word-wrap: break-word !important;">赞<span style="max-width: 100%;line-height: 25px;">是一种友谊 |&nbsp;<strong style="max-width: 100%;box-sizing: border-box !important;word-wrap: break-word !important;">分享</strong>传递智慧</span></span><br style="max-width: 100%;box-sizing: border-box 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style="text-indent: 0em;white-space: normal;max-width: 100%;min-height: 1em;letter-spacing: 0.544px;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;"><span style="max-width: 100%;line-height: 24.381px;color: rgb(0, 0, 0);font-size: 14px;box-sizing: border-box !important;word-wrap: break-word !important;">公司官网：http://www.parts-ultrasound.com/</span></p><p style="white-space: normal;max-width: 100%;min-height: 1em;letter-spacing: 0.544px;font-family: 微软雅黑;font-size: 16px;color: rgb(62, 62, 62);line-height: 24.381px;box-sizing: border-box !important;word-wrap: break-word !important;"><span style="max-width: 100%;line-height: 1.75em;text-indent: 0em;font-family: Arial, Verdana, sans-serif;color: rgb(0, 0, 0);font-size: 14px;box-sizing: border-box !important;word-wrap: break-word !important;">微信公众帐号：</span></p><p style="white-space: normal;max-width: 100%;min-height: 1em;letter-spacing: 0.544px;font-size: 16px;text-align: left;box-sizing: border-box !important;word-wrap: break-word !important;"><img class="rich_pages " data-ratio="1" data-s="300,640" data-type="png" data-w="344" src="http://mmbiz.qpic.cn/mmbiz_png/dx3KibwtDhvcvQ5W66skZY3mYSqpoRYIMn3LOS0l9GkWVqSdiaw2RiclU8MiatfDmia3YvXxPRgDFiaZFibgUOEEfaYhA/640?wx_fmt=png" style="box-sizing: border-box !important;word-wrap: break-word !important;visibility: visible !important;width: 344px !important;"  /></p><p style="text-indent: 0em;white-space: normal;max-width: 100%;min-height: 1em;letter-spacing: 0.544px;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;"><span style="max-width: 100%;color: rgb(0, 0, 0);font-size: 14px;box-sizing: border-box !important;word-wrap: break-word !important;">维修咨询：QQ: &nbsp;712638 404</span><br style="max-width: 100%;box-sizing: border-box !important;word-wrap: break-word !important;"  /></p><p style="text-indent: 0em;white-space: normal;max-width: 100%;min-height: 1em;letter-spacing: 0.544px;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;"><span style="max-width: 100%;color: rgb(0, 0, 0);font-size: 14px;box-sizing: border-box !important;word-wrap: break-word !important;">设备咨询: &nbsp; QQ: &nbsp;712638 405</span></p><p style="white-space: normal;max-width: 100%;min-height: 1em;letter-spacing: 0.544px;font-family: 微软雅黑;font-size: 16px;color: rgb(62, 62, 62);line-height: 24.381px;box-sizing: border-box !important;word-wrap: break-word !important;"><span style="max-width: 100%;font-family: Arial, Verdana, sans-serif;line-height: 1.75em;text-indent: 0em;color: rgb(0, 0, 0);font-size: 14px;box-sizing: border-box !important;word-wrap: break-word !important;">软件咨询：QQ: 712638 406</span><br style="max-width: 100%;box-sizing: border-box !important;word-wrap: break-word !important;"  /></p><p style="text-indent: 0em;white-space: normal;max-width: 100%;min-height: 1em;letter-spacing: 0.544px;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;"><span style="max-width: 100%;color: rgb(0, 0, 0);font-size: 14px;box-sizing: border-box !important;word-wrap: break-word !important;">配件咨询：QQ: &nbsp; 712638 407</span></p><p style="text-indent: 0em;white-space: normal;max-width: 100%;min-height: 1em;letter-spacing: 0.544px;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;"><span style="max-width: 100%;color: rgb(0, 0, 0);font-size: 14px;box-sizing: border-box !important;word-wrap: break-word !important;">交流Q群：1106 11074</span></p><p style="text-indent: 0em;white-space: normal;max-width: 100%;min-height: 1em;letter-spacing: 0.544px;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;"><span style="max-width: 100%;color: rgb(0, 0, 0);font-size: 14px;box-sizing: border-box !important;word-wrap: break-word !important;">阿里店铺网址：https://renchengyiliao.1688.com</span></p><p style="text-indent: 0em;white-space: normal;max-width: 100%;min-height: 1em;letter-spacing: 0.544px;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;"><span style="max-width: 100%;color: rgb(0, 0, 0);font-size: 14px;box-sizing: border-box !important;word-wrap: break-word !important;">电子邮箱：sales@parts-ultrasound.com</span></p>