ASRock B75M-DGS R2.0 User Manual - Page 21

Expansion Slots PCI and PCI Express Slots, Installing an expansion card

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2.6 Expansion Slots (PCI and PCI Express Slots) There is 1 PCI slot and 1 PCI Express slot on this motherboard. PCI Slot: PCI slot is used to install expansion cards that have the 32-bit PCI interface. PCIE Slot: PCIE1 (PCIE 3.0 x16 slot) is used for PCI Express x16 lane width graphics cards. Only PCIE1 slot supports Gen 3 speed. To run the PCI Express in Gen 3 speed, please install an Ivy Bridge CPU. If you install a Sandy Bridge CPU, the PCI Express will run only at PCI Express Gen 2 speed. Installing an expansion card Step 1. Before installing an 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 21

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21
2.6
Expansion Slots (PCI and PCI Express Slots)
There is 1 PCI slot and 1 PCI Express slot on this motherboard.
PCI Slot:
PCI slot is used to install expansion cards that have the 32-bit PCI
interface.
PCIE Slot:
PCIE1 (PCIE 3.0 x16 slot) is used for PCI Express x16 lane width
graphics cards.
Only PCIE1 slot supports Gen 3 speed. To run the PCI Express in Gen 3
speed, please install an Ivy Bridge CPU. If you install a Sandy Bridge CPU,
the PCI Express will run only at PCI Express Gen 2 speed.
Installing an expansion card
Step 1.
Before installing an 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