R660 with h965i front

Hello. I have r660 server with h965i front

I need NVME RAID, but i cant

So i think i have wrong backplane and cables due to this article

https://www.dell.com/support/manuals/en-lv/poweredge-r660/r660_ism_pub/cable-routing?guid=guid-ab45d661-92f4-4956-a06c-bca66d2a8f04&lang=en-us

Can you help me?