How to solve Fetrotech Tool “S1 and S2 pinout error”

Fetrotech Tool User Feedback: Hello,today I got fretotech silver device and I succsesfuly instal aplication and registracion. I had try it right away on edc16u34 and it wont read ID. always says S1 and S2 pinout error. Why is that? Maybe somebody have same isues with this??

Solution: Check the wire connection, make sure all connection are OK.

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