收到同行送来的故障机壹台海信LED32K188液晶电视(主板RSAG7.820.6037),图像正常、无伴音。用耳机试验,无声;按压遥控器,耳机内有响声,怀疑数据出错。用烧写仪重写N065后试机,故障不变。因耳机中也无伴音,数据上故障已排除,问题应出在主芯片N001(MSD6180ZBT-XZ),将N001换新后试机,故障机修到这里,终于修好值得探讨。。 |
|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, 2025-6-19 23:41 , Processed in 0.156614 second(s), 22 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.