Crucial 16 Gb not working

[Enquiries]

Hi,

I bought the crucial ram showed in this article : CT16G4SFRA32A

https://www.amazon.com.be/Crucial-3200MHz-2933MHz-Portable-CT16G4SFRA32A/dp/B08C511GQH/ref=rvi_d_sccl_31/258-5846571-0398560?pd_rd_w=uAD7K&content-id=amzn1.sym.5d9ef557-1824-44a1-be27-5460c259564c&pf_rd_p=5d9ef557-1824-44a1-be27-5460c259564c&pf_rd_r=TF2XSWZGJC5E44ZBNYEH&pd_rd_wg=oVmkB&pd_rd_r=17ae5286-660c-4ffe-af71-d03a946e50fd&pd_rd_i=B08C511GQH&psc=1


When putted in my nas DS423+, the nas don't start, even after 8 hours.
Is the crucial reference ok ? Why does-it not work ?

Thanks for your help !