![](http://pdfasset.owneriq.net/d/8b/d8bc5e1b-359f-4dd9-b587-4fe3fe234ecd/d8bc5e1b-359f-4dd9-b587-4fe3fe234ecd-bgab.png)
ASUS Crosshair II Formula 6-3
the second into
the PCIEX16_2 slot (white), and the third into the PCIEX16_3 slot (blue).
Make sure that the cards are properly seated on the slots.
3-way SLI bridge connector