https://devzone.nordicsemi.com/f/nordic-q-a/18130/get-refurbishment-product-power-profile-kithi nordic, After i received this kit from Mouser Electronic, when i got it check the board which some question, we examined its outward appearance and found that this part had been revise . (at C10 connect one part to MCU) we need check if thisen-USTelligent Community 13Fri, 02 Dec 2016 13:45:36 GMThttps://devzone.nordicsemi.com/thread/69946?ContentTypeID=1Fri, 02 Dec 2016 13:45:36 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a5e94c91-812a-40ad-a750-f2fcf24be607Sigurd<p>Hi,</p> <p>This is not a refurbishment product. The jumper at C10 is placed there by us. The design is missing a capacitor between the DCC pin and ground, so in order to use the internal DCDC converter this hand soldered jumper is needed.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/69945?ContentTypeID=1Fri, 02 Dec 2016 13:38:51 GMT137ad170-7792-4731-bb38-c0d22fbe4515:cec08611-b60a-406c-8865-9e85d1220f39Alex<p>Most likely it is later modification. I have the same mod.</p><div style="clear:both;"></div>