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 <title><![CDATA[变频无显示怎办？]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410.html]]></link>
 <description><![CDATA[Latest 50 replies of 变频无显示怎办？]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Mon, 13 Apr 2026 11:38:47 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[工控人家园]]></description>
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 <description><![CDATA[看看CPU5V电原是否正常，如果达不到.4.5V以示应检查开关电源稳压.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#989879.html]]></link>
 <author><![CDATA[yjhdlp]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 12 Mar 2011 11:38:20 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[测一下开关电源的调整管和限流电阻，它们的损坏机率比较多。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#989777.html]]></link>
 <author><![CDATA[xubaolin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 12 Mar 2011 08:43:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看楼主所描述没有跳主回路！！那就送电！！测直流母线电压如果正常！！就拆开来修开关电源部分！！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#989515.html]]></link>
 <author><![CDATA[jiangzhuang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 12 Mar 2011 02:57:26 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[开关电源坏了，修吧！只要细心认真开关电源部分是不难修的！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#989491.html]]></link>
 <author><![CDATA[bodau]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 12 Mar 2011 02:16:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电源坏了，可以修的。如果不是特殊元件的话]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#989394.html]]></link>
 <author><![CDATA[ldq_yang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 11 Mar 2011 22:43:21 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[好好学习一下,]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#989368.html]]></link>
 <author><![CDATA[zjjtjs]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 11 Mar 2011 17:23:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[路过，随便看看]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#989104.html]]></link>
 <author><![CDATA[weichangye]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 11 Mar 2011 11:43:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[换个好了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#884732.html]]></link>
 <author><![CDATA[杯子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 16 Oct 2010 12:58:54 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[总电源，开关电源]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#884362.html]]></link>
 <author><![CDATA[rjj]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 16 Oct 2010 02:49:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[另看是什么型号的，通上主电源测下直流母线有没有570V到715V的电压？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#884350.html]]></link>
 <author><![CDATA[etdssdabb]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 16 Oct 2010 02:24:35 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频器好相有三种控制电源你查一下开关电源吧！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#884342.html]]></link>
 <author><![CDATA[etdssdabb]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 16 Oct 2010 02:13:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[拆开修修]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#884303.html]]></link>
 <author><![CDATA[jinchen2010]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 16 Oct 2010 00:37:10 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电源坏了，我来试一试。能修的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#884257.html]]></link>
 <author><![CDATA[luowulaobing]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 15 Oct 2010 16:43:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[开关电源无电压输出，检查开关电源电路，电源开关管工作是否正常，测量开关电源部分滤波电容是否失效]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#883820.html]]></link>
 <author><![CDATA[王金辉]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 15 Oct 2010 03:38:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频器主板开关电源坏了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#883812.html]]></link>
 <author><![CDATA[jklmn123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 15 Oct 2010 03:21:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频器烧了呗有啥好查的。 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#883789.html]]></link>
 <author><![CDATA[达芬奇手机]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 15 Oct 2010 02:54:53 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[开关电源无电压输出，检查开关电源电路，电源开关管工作是否正常，测量开关电源部分滤波电容是否失效等等！ [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81410#882154.html]]></link>
 <author><![CDATA[回忆依然最美]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Oct 2010 11:11:23 +0000]]></pubdate>
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