ASRock M3A790GXH/USB3 User Manual - Page 19

Installing an expansion card

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PCIE2 / PCIE3 / SLI/XFire Switch Card Retention Slot Configurations PCIE2 Slot PCIE3 Slot SLI/XFire Switch Card (Blue) (Blue) Retention Slot Single Graphics Card PCIE x16 N/A (Default) Dual Graphics Cards in CrossFireXTM Mode PCIE x8 PCIE x8 Installing an expansion card Step 1. Before installing the expansion card, please make sure that the power supply is switched off or the power cord is unplugged. Please read the documentation of the expansion card and make necessary hardware settings for the card before you start the installation. Step 2. Remove the system unit cover (if your motherboard is already installed in a chassis). Step 3. Remove the bracket facing the slot that you intend to use. Keep the screws for later use. Step 4. Align the card connector with the slot and press firmly until the card is completely seated on the slot. Step 5. Fasten the card to the chassis with screws. Step 6. Replace the system cover. 19

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Installing an expansion card
Installing an expansion card
Installing an expansion card
Installing an expansion card
Installing an expansion card
Step 1.
Before installing the expansion card, please make sure that the power
supply is switched off or the power cord is unplugged. Please read the
documentation of the expansion card and make necessary hardware
settings for the card before you start the installation.
Step 2.
Remove the system unit cover (if your motherboard is already installed in a
chassis).
Step 3.
Remove the bracket facing the slot that you intend to use. Keep the screws
for later use.
Step 4.
Align the card connector with the slot and press firmly until the card is
completely seated on the slot.
Step 5.
Fasten the card to the chassis with screws.
Step 6.
Replace the system cover.
PCIE2 / PCIE3 / SLI/XFire Switch Card Retention Slot Configurations
PCIE2 Slot
PCIE3 Slot
SLI/XFire Switch Card
(Blue)
(Blue)
Retention Slot
Single Graphics Card
PCIE x16
N/A
Dual Graphics Cards
PCIE x8
PCIE x8
in CrossFireX
TM
Mode
(Default)