12v power supply output only 5V, check and check, finally replaced a potentiometer

#Electronics #Electrical Repair
Welcome to follow my channel, thanks.

[@frane00700]

好厲害！

[@user-sp6xk5mc3x]

強！

[@shiuyipyuen3487]

保险丝断了不能上铜丝,应重新装回保险丝.才不会发生更大损失的二次事故.

[@vahitozdemir772]

❤

[@limchuanwak2837]

利索

[@qazjoker]

要懂得也太多了吧

[@yangpeng4244]

我看着你这俩带220的鳄鱼夹就这么裸着，真是担心

[@user-zp5tp4gb5x]

细心点就没事