I touched the wrong pins causing a current reversal and all of the diodes on the circuit board exploded.

我触碰了错误的管脚，从而导致了电流的反转，结果那块电路板上的所有二极管都被烧坏了。

youdao

Protection devices of maximum current steady and cut-off electric circuit avoid further damage of failure phone circuit board.

最大电流恒定及截止式电路保护装置，免除故障手机线路板进一步损坏。

youdao

Dynamic current monitor reflects transient loading current instantly to judge the faulty parts of mobile circuit board easily.

动态电流监测器能瞬时反映出负载跳变状态，更容易判断手机板的故障部份。

youdao

In its current state, the Pebble prototype is powered by a circuit board that's much larger than the watch itself.

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