# Unable to flash Google Coral Dev board

**URL:** <https://hub.mender.io/t/unable-to-flash-google-coral-dev-board/7698>\
**Category:** General Discussions\
**Created:** [April 7, 2025, 7:03am UTC](https://hub.mender.io/t/unable-to-flash-google-coral-dev-board/7698 "2025-04-07T07:03:14Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![nandini](https://avatars.discourse-cdn.com/v4/letter/n/c89c15/32.png) [@nandini](https://hub.mender.io/u/nandini)\
**Post date:** [April 7, 2025, 7:03am UTC](https://hub.mender.io/t/unable-to-flash-google-coral-dev-board/7698/1 "2025-04-07T07:03:14Z")

</div>

Hello Team,

Currently I am working with Coral Dev board and trying to flash a image but my board is not booting up and giving me this error.  
U-Boot SPL 2017.03.3 (Nov 08 2019 - 22:29:30)  
power\_bd71837\_init  
pmic debug: name=BD71837  
Board id: 0  
start to config phy: p0=3200mts, p1=667mts with 1D2D training  
check ddr4\_pmu\_train\_imem code  
check ddr4\_pmu\_train\_imem code pass  
check ddr4\_pmu\_train\_dmem code  
check ddr4\_pmu\_train\_dmem code pass  
config to do 3200 1d training.  
Training PASS  
check ddr4\_pmu\_train\_imem code  
check ddr4\_pmu\_train\_imem code pass  
check ddr4\_pmu\_train\_dmem code  
check ddr4\_pmu\_train\_dmem code pass  
config to do 3200 2d training.  
Training PASS  
check ddr4\_pmu\_train\_imem code  
check ddr4\_pmu\_train\_imem code pass  
check ddr4\_pmu\_train\_dmem code  
check ddr4\_pmu\_train\_dmem code pass  
pstate=1: set dfi clk done done  
Training PASS  
Load 201711 PIE  
Normal Boot  
Trying to boot from MMC1  
hdr read sector 300, count=1