Asus PRIME B250M-K PRIME B250M-K Users manual ENGLISH - Page 12

• We recommend that you connect a high-definition front panel audio module to this connector to avail of the motherboard's high-definition audio capability. • If you want to connect a high-definition front panel audio module to this connector, set the Front Panel Type item in the BIOS setup to [HD Audio]. If you want to connect an AC'97 front panel audio module to this connector, set the item to [AC97]. By default, this connector is set to [HD Audio]. PCI Express 3.0/2.0 x1 slots This motherboard supports two PCI Express x1 network cards, SCSI cards, and other cards that comply with the PCI Express specifications. PCI Express 3.0/2.0 x16 slot This motherboard has a PCI Express 3.0/2.0 x16 slot that supports PCI Express 3.0/2.0 x16 graphic cards complying with the PCI Express specifications. M.2 socket 3 This socket allows you to install an M.2 (NGFF) SSD module. M.2(SOCKET3) • This socket supports M Key and 2242/2260/2280 storage devices. • When a device in SATA mode is installed on the M.2 socket, SATA_1 port cannot be used. IRQ assignments for this motherboard HD Audio XHCI Controller SATA Controller Realtek LAN Controller PCIEx16 PCIEx1_1 PCIEx1_2 M.2 A B shared - shared - shared - - - shared - shared - C D - - - - - - - shared - - - - - shared - - shared - - - When using PCI cards on shared slots, ensure that the drivers support "Share IRQ" or that the cards do not need IRQ assignments. Otherwise, conflicts will arise between the two PCI groups, making the system unstable and the card inoperable. 1-4 Chapter 1: Product introduction