ASROCK AOD790GX-128M, Installation Manual, Page: 20 / 192

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ASRock AOD790GX/128M Motherboard
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Step 2. There is one ASRock SLI/XFire Switch Card factory-mounted on this
motherboard. This card served as a switch between the default mode
(x16) and CrossFire mode (x8 / x8). ASRock SLI/XFire Switch Card is
factory-mounted with its default mode (x16) side toward the retention slot
base.
Step 3. To change it to CrossFire Mode, you need to reverse the direction of
ASRock SLI/XFire Switch Card. Please simultaneously pull open both the
retention arms that hold the card in position. The card itself will spring
away from the retention slot. Take it out gently by holding its edges, and
keep away from touching the connectors (Golden Fingers).
Step 4. Reverse the card direction so as to have the “X8 / X8 MODE” wording side
toward the retention slot base. Insert the card into the bottom of the base.
It is recommended to use 500-Watt power supply or greater
to perform the benefit of CrossFire
TM
feature.
Step 1. Connect to the system power supply. Please connect a hard disk power
connector to SLI/XFIRE Power connector on this motherboard.