https://devzone.nordicsemi.com/f/nordic-q-a/127295/nrf5340dk-brickedHi I have two nRF5340 DK boards. I cannot remember what I last used them for, but I can no longer connect up to them. In VSCode, when I usually connect to an nRF board via USB, the device is then listed under Connected Devices, but neither ofen-USTelligent Community 13Thu, 05 Mar 2026 19:53:08 GMThttps://devzone.nordicsemi.com/thread/562686?ContentTypeID=1Thu, 05 Mar 2026 19:53:08 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8c2a55cb-a1b4-4172-ad0c-c3761fe499aaAmanda Hsieh<p>Hi,&nbsp;</p> [quote user=""]Both boards have the on/off switch to ON, the power source switch to USB.[/quote] <p>Try to switch the nRF Power Source<span>&nbsp;to VDD, and connect the J2 port.&nbsp;</span></p> [quote user=""]There are no jumpers on either board.[/quote] <p>Without a jumper on&nbsp; P22, you might not be able to program the image to the nRF5340 DK.&nbsp;&nbsp;</p> <p><span>Regards,<br />Amanda H.</span></p><div style="clear:both;"></div>