On Fri, 27 Dec 2019 15:51:03 -0500
Fred McKenzie  wrote:

>In article ,
> bob prohaska  wrote:
>
>> An older (version 1.1) Raspberry Pi 2 has suffered a broken microUSB
>> power input connector. The internal "tongue" has snapped off, the
>> connector body is still securely soldered to the board.
>>
>> For now I'm powering it via the GPIO header, but I believe that will
>> bypass whatever internal overcurrent protection is present. Is there
>> a better way to connect power that will preserve internal protection?
>>
>> Is it even possible to unsolder and replace the broken connector? To
>> my eye (and hand!) it looks like a fairly difficult job without special
>> equipment.
>
>Bob-
>
>Someone may be capable of replacing your power input connector, but the
>cost of having it done may be greater than the price of a replacement
>RPi.  Especially an older version.  While you are at it, get two!
>
>I do not know if you are bypassing over-current protection.  But does it
>matter?  If the board is already broken, you will still be getting some
>use out of it.
>
>Fred

It is bypassing the current protection, but you can get pretty good protection
by putting a 2A quick-blow fuse in line. Depending on what you're running, you
might even be able to go down to 1A.

--
W J G

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