Promethium question

paulbarrette

Active member
Hi
Question about the board for the hm-2/promethium pcb:
The top has
(Blank) + A K - (blank)

+ - are power
A K are LED
The blanks should be the input/output positive but i am just assuming. Can someone confirm?

The input/output negative go to the stomp

Thanks
Pb
 

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