收到同行送来的故障机壹台海尔L42R1液晶电视，故障表现为图像闪烁并且没有伴音，拆开机器后开机检查电源电压基本正常，只有24V偏低，目测滤波电容4只470uf/35v轻微鼓包，用4只470uf/35v电容更换正常。 |
|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, 2025-7-13 14:55 , Processed in 0.105915 second(s), 17 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.
