Modding kiiro Keon to work with power supply socket instead of Battery

yea, the battery wasnt really doing it for me. i really would love some feedback for my howto. is everything understandable?

@hell1337 I hope that you don’t mind that I moved this thread to the How-to section. I thought that this guide shouldn’t get lost in the General section that has a constant in-flow of new threads. How-to only contains about 20+ threads. If you disagree I can move it back to General.

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na i dont mind. actually i tryed to create in the howto section the thread, but i have no rights. iam pretty new in the community but i already fell in love - so i gave some love back. feedback appreciated

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Yeah I think it is a good start. Some typos but that is understandable.

When I did my mod I was thinking of doing a similar mod with barrel connectors. I was however a little confused with the polarity of the barrels across different power supplies so I just literally soldered the cables from my power supply to the Keon. I’m not too familiar with electronics but here is a diagram of the different configurations of barrel connectors:

download

I’m assuming if people bought different power supplies then there would potentially be different polarity configurations. I’m not sure if this would impact the mod but I think it would be good to clear up any confusion around this if there are any.

oO i learned electrician in 2005 - but i never heard that the barrel connectors can have different polarity.

but with the “extension” cord i used and linked in the thread - there shouldnt even be an option to get it wrong, because the power modul has the right barrel adapter for the extension. iam sure you can find these items on amazon aswell. but i will do some research the next days whats up with the different polarity. when i find something out i will post in this thread

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@hell1337 Great guide.
but…
Glue the voltage select switch on the power brick!!!
It moves way too easy

I almost killed my Keon because that sliding switch

I modded mine a few months ago too.

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This is a great and comprehensive how to. There is very little information out there on keon modding - as far as I know this is the only guide of its kind on the internet.

I now feel far more confident in buying one. Thank you for putting this together!

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Also, if you want to make it less likely that wrong polarity could kill your device, simply solder on a diode on positive phase internally. If you accidentally should connect the wrong adapter, the current won’t flow, and nothing should break.

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Thanks for all the Feedback and suggestions.

What happens if you cut power to battery together and not separate and you see a spark when cutting it? I was reading how to do this on another site and I think I killed it because it doesn’t power on. Other post I followed wasn’t specific about that and I’m a total noob. I used a High Output Universal AC adapter where you can select from between 3V-24V and I select 15V, but nothing in between like yours. Also I have one of those little voltage detector pens and it’s reading voltage. Please help!
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why does the keon dont have a passthrough from factory… an optional “using-while charging” cable should come with it…

all the beta testers are premature i guess…

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Hello, I still have further improvement but they are original mods from the manufacturer
Keon-hand-strap-attached-to-Keon_800x
Keon-Phone-Holder-attached-to-keon-with-phone_800x
NeckStrapon2_800x

Tried sending you a message, but looks like you turned off your personal messages as it’s not an option. Can you please read my reply to your post and give me some advice, thanks!

So the battery is a 4S Lipo! Where is the BMS? Where is the balance leads.

bms is inside the battery pack, in the end with main power leads.

Cool must be real tiny. That means I could easily find another use for this battery.

I don’t like those flimsy barrel connectors so I used XT60.

One more benefit is I can switch between battery and external power easily if necessary.

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i think we could do a little more, like just double the batters and set a regular battery charger, and a toggle switch that would let you go back to the battery, maybe double it I have 2 keons since the first broke they just sent a new one so I took the first apart, it was weird I guess I will call it a custom bolt or nut. we should be able to shorten the charge time as well I think I could design a better build of keon soo many bad qualities, and kiiro should sell just sleeves and not the whole stroker with the bad cap

you should do a little tutorial on what you did different

There is not much I did different, just a second hole and a different kind of connector:
photo_2022-04-19_14-26-29
photo_2022-04-19_14-26-45

XT60 is probably overkill, so XT30 should do as well and a lot of external battery chargers support those connectors as well.