Dear Mark,
If there is no correct slot for the 3 pin , 5v strip of the LED on the motherboard, we advise you to add the DRGB controller. Such as BPTA-RFCHUB or BPTA-DRGBMFC-V2.
Any question, feel free to contact us.
https://shop.bitspower.com/index.php?route=product/product&product_id=7794
https://shop.bitspower.com/index.php?route=product/product&product_id=7822&search=drgbm