ASROCK Q1900B-ITX Bedienungsanleitung Seite 13

2.2 Expansion Slot (PCI Express Slot)
There is 1 PCI Express slot on this 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 slots:
PCIE1 (PCIe 2.0 x1 slot) is used for PCI Express cards with x1 lane width cards.
Q1900B-ITX / D1800B-ITX
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