LSI 9217-8 it mode not showing drives

If there’s 3.3v power going to the drives, you need to 3.3v mod them.

Preferred methods to resolve 3.3v issues:
The Custom Cable Mod: Use this SATA cable - Amazon.com

https://imgur.com/a/nBUfzmD

Remove the 3.3v wire mod Use this SATA cable - Amazon.com

https://imgur.com/a/PPN5ScY

Things that also work:

Tape mod: Kapton tape - Amazon.com

https://imgur.com/a/PPN5ScY

Or, simply buy this 5x Molex SATA splitter Use this cable - Amazon.com