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                华为P6手机无送话故障检修
                来源:本站整理  作者:佚名  2015-12-28 13:42:26

                    一部华为P6手机,该机打电话时,对方听不到声音。
                    诊断维修:根据故障现象分析,估计是发射电路有问题,重点检查发射电路及话筒电路。拆开手机,然后对发射电路中的射频功率放大器进行加焊处理。之后开机测试,故障排除,如图1所示。

                关键词:华为手机

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