DELL 17-7447 da0am7mb8d0 开机电流0.18维修
DELL 17-7447 da0am7mb8d0 开机电流0.18维修 拆机检测待机电压3、5V,内存,桥,显卡供电都有,就没有CPU供电,测量CPU电感0欧,感觉CPU供电芯片有短路,拆掉三个电感,一个一个测量供电芯片...华人论坛
DELL 17-7447 da0am7mb8d0 开机电流0.18维修 拆机检测待机电压3、5V,内存,桥,显卡供电都有,就没有CPU供电,测量CPU电感0欧,感觉CPU供电芯片有短路,拆掉三个电感,一个一个测量供电芯片...华人论坛