21寸三洋开机一道亮线。开盖量场块电压+12.5有——-12.5低只有4.2伏顺着找下去到高压包以为坏去买木有那一个代的说能用结果装上电阻冒烟,应该是脚不对后换一地买一原厂装上还不行,量冒烟电阻已坏,换上还不行怀疑场块也坏换上,开机图像正常。看来买东西一定的原型号才好 |
|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, 2025-5-22 02:17 , Processed in 0.126004 second(s), 18 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.