Booting solution

I am Daniel.
The below products purchaged from DIGIKEY is not booted.
Just one of 3 pcs is problem.
How can I get to solve.
Supplier (Digikey) asked me contact Solidrun Forum directly.
let me know by jwyoon01@naver.com

** LX2160 SolidRun EVM (SRLX2160S00D00GE064C08CH)

Please contact support@solid-run.com for help with this issue. Thanks