故障表现为:自动关机 检修及分析:通电热机故障出现。用遥控器一开,屏幕将一亮马上就关机。强制开机测U107的输出电压以达到3.5V。更换U107.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, 2025-7-12 17:43 , Processed in 0.131591 second(s), 18 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.