焊接后用热风枪加热通电正常,常温下无法通电。
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
HI
用热风枪,不仅仅吹芯片,也吹一下周边电路,感觉有可能是虚焊引起的问题。
一般只有低温异常,几乎没有看到过温度上高(通过热风枪)才能正常工作,比较担心是虚焊造成的。