ASRock J4125M User Manual - Page 17

Expansion Slots PCI Express Slots

Page 17 highlights

2.2 Expansion Slots (PCI Express Slots) There are 3 PCI Express slots on the motherboard. 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. PCIe slot: PCIE1 (PCIe 2.0 x1 slot) is used for PCI Express x1 lane width cards. PCIE2 (PCIe 2.0 x16 slot) is used for PCI Express x1 lane width cards. PCIE3 (PCIe 2.0 x1 slot) is used for PCI Express x1 lane width cards. Warning: To ensure better graphics compability, the BIOS is set to "boot from Onboard VGA" as default even the user install a VGA card on PCIe slot. 12 English

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English
2.2
Expansion Slots (PCI Express Slots)
°ere are 3 PCI Express slots on the motherboard.
PCIe slot:
PCIE1 (PCIe 2.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE2 (PCIe 2.0 x16 slot) is used for PCI Express x1 lane width cards.
PCIE3 (PCIe 2.0 x1 slot) is used for PCI Express x1 lane width cards.
Warning:
To ensure better graphics compability, the BIOS is set to "boot from Onboard VGA"
as default even the user install a VGA card on PCIe slot.
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.