changhong长虹C2592AV* {3 G- y: q5 u5 g+ U+ j& I 【故障】现象:水平亮线。 【故障】检修,本文由家电维修杂志论坛http://www.jdwx.cn/收集资料:开机测场块N301(TDA3654)电压如下表1,旧场块与新场块电阻测量对比如下表2,从测量结果分析,判断场块N301坏,换N301后【故障】排除。 |
|Archiver|手机版|家电维修论坛
( 蜀ICP备19011473号-4 川公网安备51102502000164号 )
GMT+8, 2025-6-27 04:46 , Processed in 0.118326 second(s), 17 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.