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BQ500211无法工作的奇怪问题



请问:按照官方原理图做出来的板(检查无误),不能工作,要怎么着手调试呢?

现象:

1.LED没亮。

2.电流15mA左右。

3.一块QI标准的正常接收板配对无法工作。