Asus Motherboard A8N-SLI - Manual (Page 167)

A S U S A 8 N - S L I D e l u x e A S U S A 8 N - S L I D e l u x e A S U S A 8 N - S L I D e l u x e A S U S A 8 N - S L I D e l u x e A S U S A 8 N - S L I D e l u x e 6 - 5 6 - 5 6 - 5 6 - 5 6 - 5
4. Insert the second graphics card into the black slot labeled
P C I E X 1 6 _ 2
P C I E X 1 6 _ 2 P C I E X 1 6 _ 2 P C I E X 1 6 _ 2 P C I E X 1 6 _ 2. Make sure that the card is properly seated on the slot.
If required, connect an auxiliary power source to the PCI Express
graphics cards.
3. Insert one graphics card into the blue slot labeled P C I E X 1 6 _ 1 P C I E X 1 6 _ 1 P C I E X 1 6 _ 1 P C I E X 1 6 _ 1 P C I E X 1 6 _ 1. Make
sure that the card is properly seated on the slot.