https://devzone.nordicsemi.com/f/nordic-q-a/113010/nrf-connect-cant-connect-my-customer-boardHi, im use nrf52840 develop my product,and now my pcb is ready,but after some times program, it cant be programmed,also nrf connect and vs code .im try ti recover it by nrfjprog --recover.but also cant recover.i dont know where is the problem.and ien-USTelligent Community 13Tue, 16 Jul 2024 12:32:52 GMThttps://devzone.nordicsemi.com/thread/494133?ContentTypeID=1Tue, 16 Jul 2024 12:32:52 GMT137ad170-7792-4731-bb38-c0d22fbe4515:3c4f5ccd-913d-4d13-8fd5-8214659dfae3Menon<p>Hello,</p> <p>Closing this ticket as it is a duplicate of <a href="https://devzone.nordicsemi.com/support-private/support/329870">329870</a>.</p> <p>Kind Regards,</p> <p>Abhijith</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/493947?ContentTypeID=1Mon, 15 Jul 2024 14:21:13 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e0d6f81b-ed81-4814-834a-17949efad45fpipixia_1_1<p>i have disable it ,but also cant connect it.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/493896?ContentTypeID=1Mon, 15 Jul 2024 12:09:21 GMT137ad170-7792-4731-bb38-c0d22fbe4515:14afe323-84f6-4133-a85e-671323c67e15Menon<p>Hello,</p> <p>Try disabling the DCDC converter and running the nRF52840 in LDO mode. This can help determine if the DCDC converter is indeed the cause of the problem.</p> <p>Try disabling the <a href="https://docs.nordicsemi.com/bundle/ncs-2.6.0/page/kconfig/index.html#CONFIG_BOARD_ENABLE_DCDC">CONFIG_BOARD_ENABLE_DCDC=n</a>.</p> <p>Kind Regards,</p> <p>Abhijith</p><div style="clear:both;"></div>