Chris Green wrote:

> Yes, exactly!  Sorry if my original comment wasn't too clear.
>
> ... and, as I said, when I tried some of the many USB micro-B cables I
> have only a minority were able to power my Pi 2 satisfactorily even
> though the power supply was more than capable.
>

OK, now I understand. It might depend on the cables, because as mentioned
recent USB2 cables (mainly provided with phone chargers) are capable of
caring the load (2A*5V=10W)

regards

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