Can not boot with SoC direct supply in nRF54L15DKhttps://devzone.nordicsemi.com/f/nordic-q-a/120452/can-not-boot-with-soc-direct-supply-in-nrf54l15dkHello. I am trying to boot the nRF54L15DK from an external power source. Referencing this page , I supplied 3.3V to P6, but the SoC could not boot. The &#39;VDDM_nRF&#39; through-hole connector on the board is showing 3.3V, and the &#39;VDD_nRF&#39; is showingen-USTelligent Community 13Fri, 04 Apr 2025 08:12:12 GMTRE: Can not boot with SoC direct supply in nRF54L15DKhttps://devzone.nordicsemi.com/thread/530558?ContentTypeID=1Fri, 04 Apr 2025 08:12:12 GMT137ad170-7792-4731-bb38-c0d22fbe4515:cfa3f912-8df5-4f69-a240-6851abf8e594a.da<p>Hi PaKa,&nbsp;<span>thanks for your prompt reply.</span></p> <p><span></span><span>Kind regards,</span></p> <p>a.da</p><div style="clear:both;"></div>RE: Can not boot with SoC direct supply in nRF54L15DKhttps://devzone.nordicsemi.com/thread/530546?ContentTypeID=1Fri, 04 Apr 2025 07:22:28 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f5c07f48-9725-4bbf-86ab-48a28d7385b2PaKa<p>You must always have the USB connected to power when using the nRF54 DKs, that is correct. The nRF54L15 can be powered from the external power source as you do, still will need the USB powered.</p><div style="clear:both;"></div>