ALLO-DietPi Which jumper to switch?

[Morten_Valbjorn (Morten Valbjørn)]

Using IFI IPower 5V on the bottom board…want to use powerbank on the top one…cant find Whitch jumper to switch…anyone now that?

[Fernando_Pereira]

J28. See manual.

[Morten_Valbjorn (Morten Valbjørn)]

Thnks a lot

[Fernando_Pereira]

It was easy to remember because I removed that jumper yesterday on my USBridge so that I could use Sbooster LPS for the USBridge board and a 5V 3A USB SMPS for Sparky. Working perfectly.

[anon72719171]

I’m not sure the jumper actually need removing to achieve clean power, see-

Allo USBridge board

As I mentioned a few posts above, it’s actually recommended, so not odd that it works at all… [44%20pm] I also mentioned the reason it works this way is because there is a diode that allows this, which was explained in this thread before: