| MT5461D01-3-C-1逻辑板的故障检修如下图所示,IC11(W25X10):SPI FLASH,该块子损坏时会出现黑屏、白屏、花屏等故障。UC1(900FB):1.8V供电稳压芯片,该芯片损坏时会出现黑屏、白屏、花屏等故障。IC21(1572):伽玛电压缓冲器,该元件损坏时会出现黑屏、白屏等故障。 |
|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, 2025-12-10 17:21 , Processed in 0.168985 second(s), 17 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.