Your SR650 V2 is sitting idle because the middle backplane connection's gone. This is the exact cable kit for the 3.5-inch chassis middle backplane. SAS/SATA. No guesswork on pinout or length. Pull it, seat it, and your drives are talking to the controller again
| brand | Lenovo ISG |
| category | Servers |
| subcategory | Lenovo Cable Kits |
| compatible_system | ThinkSystem SR650 V2 |
| chassis_size | 3.5 inch |
| backplane_position | Middle |
| interface | SAS/SATA |