https://devzone.nordicsemi.com/f/nordic-q-a/71106/nrf52820-not-running-on-usb-powerHello, I am developing a circuit which is based on nRF52820. I got the boards manufactured but they are not functioning properly for some reason. Following are the errors which i am getting. 1- The BLE is not advertising properly. 2- If i blinken-USTelligent Community 13Tue, 02 Feb 2021 13:02:05 GMThttps://devzone.nordicsemi.com/thread/292477?ContentTypeID=1Tue, 02 Feb 2021 13:02:05 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c25995db-122e-465e-9117-a134218d7e59JONATHAN LL<p>Hi,</p> [quote user=""]2- The 32MHz external crystal might be selected wrong part.[/quote] <p>&nbsp;What part part is it, can you provide link to datasheet ?<br /><br />By the looks of it the schematic is OK<br /><br />Regards,<br />Jonathan</p><div style="clear:both;"></div>