https://devzone.nordicsemi.com/f/nordic-q-a/107907/nrf-connect-sdk-with-custom-boardHi Nordic Team hardware : nrf52840 custom board (whitout external oscillator) SDK: nrf connect sdk v2.5.1 issue: I have a custom board using nrf52840, and I flash bluetooth/peripheral_uart sample into my board, the system does nothing afteren-USTelligent Community 13Wed, 31 Jan 2024 07:04:00 GMThttps://devzone.nordicsemi.com/thread/466869?ContentTypeID=1Wed, 31 Jan 2024 07:04:00 GMT137ad170-7792-4731-bb38-c0d22fbe4515:60a77670-c9be-45cc-91f7-4b326d14fa65PiKa PiKa<p>it work thanks</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/466830?ContentTypeID=1Tue, 30 Jan 2024 18:22:38 GMT137ad170-7792-4731-bb38-c0d22fbe4515:1d22dd3f-f1df-4111-adc6-31101976537ey009<p>I believe it was this config that also needs to be modified to `n`</p> <p><pre class="ui-code" data-mode="text">CONFIG_BOARD_ENABLE_DCDC=n</pre></p><div style="clear:both;"></div>