Lenovo ThinkStation P510 Hardware Configuration page 33

Avago 9364-8i 8-port SATA/SAS ROC Adapter (Base Mode) w/ 1GB DDR Memory Module
PCIe based RAID-on-Card (ROC) adapter used to support SATA and SAS drives via BCA.
* The HDD LED cable plugs directly into the 2-pin yellow header on the motherboard.