nRF51 DK - do not responde

[Jeong Hyun Seok]

pc cannot recognize nrf51 DK board.

what I have done.

1. erase all - not work (log.log attached)
2. power on with reset button. and copy J-Link OB-SAM3U128-V2-NordicSemi 160914.bin file

[Jørgen Holmefjord]

Could you upload the log file? Which version of nrfjprog are you using? (you can check this using the command nrfjprog --verison)