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2.6 Expansion Slots (PCI Express Slots)
There are 4 (E3C246D4U2-2L2T) / 3 (E3C242D4U2-2T) PCI Express slots on this
motherboard.
PCIE slot:
PCIE4 (PCIe 3.0 x8 slot) is used for PCI Express x8 lane width cards.
PCIE5 (PCIe 3.0 x4 slot) is used for PCI Express x4 lane width cards.
(E3C246D4U2-2L2T only)
PCIE6 (PCIe 3.0 x16 slot) is used for PCI Express x16 lane width cards.
PCIE7 (PCIe 3.0 x1 slot) is used for PCI Express x1 lane width cards.
Slot
Generation
Mechanical
Electrical
Source
PCIE 7
3.0
x1
x1
PCH
PCIE 6
3.0
x16
x16
CPU
PCIE 5*
3.0
x4
x4
PCH
PCIE 4
3.0
x8
x8
CPU
*Supports E3C246D4U2-2L2T only.
PCI Express Slot Configuration
PCIE 4
PCIE6
Single PCIE Card
x0
x16
Two PCIE Cards
x8
x8
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.
