美的MC-PSDtitle> <meta name="viewport" content="width=device-width, initial-scale=1" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> <meta name="keywords" content="电磁炉不加热" /> <meta name="description" content="美的MC-PSD> <link href="/img/gdstw.css" rel="stylesheet" media="screen" type="text/css" /> <base target="_blank">  <script async src=></script> </head> <body> <script type="text/javascript" src="/js/newad.js"></script> <div> <div id="divHead"><table border="0" width="auto" cellspacing="0" cellpadding="0" bordercolor="#C0C0C0" style="border-collapse: collapse"><tr><td><script type="text/javascript" src="/js/head01.js"></script></td></tr></table></div> <div class="w960 center clear mt1"> <div class="pleft"> <div class="place"> <strong> ●</strong> <a href='/'>首页</a> > <a href='../'>玩转家电</a> > <a href='index.html'>电器维修</a> > </div> <div class="viewbox"> <div class="title"> <h1>美的MC-PSDh1> </div> <br><div align="left"><script type="text/javascript" src="/js/left.js"></script></div> <div class="content"> <p><strong>美的MC-PSDstrong></p> <p>该例不加热的问题，由美的电磁炉的同步电路故障引起，以下是故障检查步骤。</p> <p><strong>检查步骤：</strong></p> <p>1、在不接线圈盘待机的情况下，用万能表测量 IC3--LM339 的第 8 脚的电压是否有 7V，14 脚是否输出一低电平（此处有 0.21V 的静态电），如果测得电压为高电平，就表示 IC3-LM339 已经损坏，换上同型号同规格的比较器，上电试机正常，故障排除。</p> <p>2、如果测量的电压不正常，则要用万能表检查 R301、R302、R307、R306、R303、R10、Z301、C5 是否有损坏，把损坏的元器件拆下来，换上新的同型号的元器件。上电试机，一切正常，故障排除。</p> </div> <p><div align="left"><table border="0" width="auto" cellspacing="0" cellpadding="0"><tr><td colspan="2"><script type="text/javascript" src="/js/left-01.js"></script></td></tr><tr><td><script type="text/javascript" src="/js/left-02.js"></script></td><td><script type="text/javascript" src="/js/left-03.js"></script></td></tr></table></div></p> <div class="handle"> <div class="context"> <ul> <li>上一篇：<a href='15436.html'>美的MC-PSDa> </li> <li>下一篇：<a href='15438.html'>美的MC-PSDa> </li> </ul> </div> </div> </div> </div> <div class="pright"> <div align="center"><table border="0" width="auto" cellspacing="0" cellpadding="0" bordercolor="#C0C0C0" style="border-collapse: collapse"><tr><td><script type="text/javascript" src="/js/right-01.js"></script></td></tr><tr><td><script type="text/javascript" src="/js/right-02.js"></script></td></tr><tr><td><script type="text/javascript" src="/js/right-03.js"></script></td></tr></table></div> <div id="box"> <div id="float" class="div1"> <div class="hot mt1"> <dl class="tbox light"> <dt class='light'><strong>热点内容</strong></dt> <dd class='light'> <ul class="c1 ico2"> <div id='tag0b0d2159ea469164278d18ab8587b990'> ·<a href='3189.html'>电动工具如何分类？电动工具三大分类</a><br/> ·<a href='2073.html'>欧瑞变频器常见三大故障问题的排除方法</a><br/> ·<a href='15432.html'>美的电磁炉的低压电源故障问题</a><br/> ·<a href='1844.html'>电动机单方向运转控制原理图与接线图</a><br/> ·<a href='3571.html'>家庭装修水电改造电线施工与管线安装方法</a><br/> ·<a href='3899.html'>启辉器中电容的作用</a><br/> ·<a href='3079.html'>电阻串并联时功率如何计算？</a><br/> ·<a href='1815.html'>雅迪电动车控制器的接线图大全</a><br/> ·<a href='1205.html'>电磁阀的七个故障问题，小故障麻烦大</a><br/> ·<a href='1104.html'>中央空调电磁阀原理图及电磁阀常见故障</a><br/> </div> </ul> </dd> </dl> </div> <div align="center"><script type="text/javascript" src="/js/right-05.js"></script></div> </div> </div> </div> </div> <br><script type="text/javascript" src="/js/gdjyw-3.js"></script> <br><script type="text/javascript" src="/js/news-2.js"></script> </body> </html>