<div layer1="text-s"></div><div class="tz-paragraph">比亚迪s7的中控多媒体屏的通病问题终于解决了，经过3天的检测维修成了。其实就是因为主CPU过热导致焊点开焊老化所至。我们把它摘下来清理焊盘重新焊接然后加散热完全解决。下面就是一些维修过程与方法，如有动手能力强想自己修的，可以试试此方法。</div><div layer1="text-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club2.autoimg.cn/album/g27/M08/21/6D/userphotos/2019/07/18/12/500_ChsEnV0v-PWAcr2NAALochZ1Nfc686.jpg" style="width:700px;height:933px"/><div layer2="desc-s"></div><div class="description">这是主板拆下来的全貌</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club2.autoimg.cn/album/g3/M09/1C/3B/userphotos/2019/07/18/12/500_ChsEm10v-PmAAb2cAAOdfdXQuHo784.jpg" style="width:700px;height:933px"/><div layer2="desc-s"></div><div class="description">然后我们把芯片拆下来，这里一定要注意，温度一定要掌握好，温度高了芯片损坏，温度低了焊盘回掉点。</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club2.autoimg.cn/album/g27/M03/21/DF/userphotos/2019/07/18/12/500_ChsEfF0v-PiAKAo4AAGTpjkQuV0843.jpg" style="width:700px;height:933px"/><div layer2="desc-s"></div><div class="description">这个就是导航主CPU的型号了。</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club2.autoimg.cn/album/g3/M0B/27/FE/userphotos/2019/07/18/12/500_ChcCRV0v-QGAdFWlAAOtVyiRPf4800.jpg" style="width:700px;height:933px"/><div layer2="desc-s"></div><div class="description">这是主板的焊盘，我们需要把单点都处理干净在焊接</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club2.autoimg.cn/album/g3/M02/27/FE/userphotos/2019/07/18/12/500_ChcCRV0v-PqAWqo_AAIYuBZUJS8480.jpg" style="width:700px;height:933px"/><div layer2="desc-s"></div><div class="description">这就是锡球了，要用钢网植锡球。然后在焊接上去。</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club2.autoimg.cn/album/g27/M0B/21/DF/userphotos/2019/07/18/12/500_ChsEfF0v-POAKdWWAAFgm5n878g881.jpg" style="width:700px;height:933px"/><div layer2="desc-s"></div><div class="description">修完的主板要给增加散热，我采用硅胶垫导热到下面铁板，帮组扇热。</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club2.autoimg.cn/album/g3/M06/27/FE/userphotos/2019/07/18/12/500_ChcCRV0v-PKAcvADAAL6_oBXKSE981.jpg" style="width:700px;height:933px"/><div layer2="desc-s"></div><div class="description">芯片上面也加一片散热器，要用硅脂导热加硅胶定位，切记用硅胶直接粘芯片，如果万一下次维修会很带来很大麻烦。</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br />

比亚迪中控多媒体屏黑屏绿屏尖叫声通病完美解决