测量TDA8351第3脚没有电压,找到二极管VD406(BYV95C)击穿短路。R413(0.10欧2瓦电阻)烧断。换上这两个零件电视修复~BYV95C我用RU4代换 |
|小黑屋|最新贴|维修网
( 粤ICP备09047344号 )
GMT+8, 2025-5-11 23:54 , Processed in 0.511746 second(s), 22 queries .
Powered by Discuz! X3.4
Copyright © 2001-2021, Tencent Cloud.