User’s Manual

1-6
Chapter 1: Product Introduction
Serial port connector (10-1 pin COM)
Thisconnectorisforaserial(COM)port.Connectthe
serialportmodulecabletothisconnector,theninstall
the module to a slot opening at the back of the system
chassis.
PIN 1
COM
DCD
TXD
GND
RTS
RI
RXD
DTR
DSR
CTS
Front panel audio connector (10-1 pin AAFP)
This connector is for a chassis-mounted front panel
audioI/OmodulethatsupportsHDAudiostandard.
ConnectoneendofthefrontpanelaudioI/Omodule
cable to this connector.
AAFP
AGND NC SENSE1_RETUR SENSE2_RETUR
PORT1 L
PORT1 R PORT2 R
SENSE_SEND
PORT2 L
HD-audio-compliant
pin definition
PCI Express 3.0/2.0 x16 slots
ThismotherboardsupportsthreePCIExpress3.0/2.0x16graphiccardsthat
complywiththePCIExpressspecications.ActualPCIExpressspeedsvariesper
BIOSsettings.
PCI Express 3.0/2.0 x1 slots
ThismotherboardhastwoPCIExpress3.0/2.0x1slotsthatsupportPCIExpress
x1networkcards,SCSIcards,andothercardsthatcomplywiththePCIExpress
specications.
PCIe operating mode
3
rd
Gen AMD Ryzen™ Processors
Slot Description
PCIe operating mode
Single VGA /
PCIe card
Dual VGA /
PCIe card
Triple VGA /
PCIe card
PCIex16_1 x16(PCIe4.0) x8(PCIe4.0) x8(PCIe4.0)
PCIex16_2 N/A x8(PCIe4.0) x8(PCIe4.0)
PCIex16_3 N/A N/A x8(PCIe4.0)
M.2_1(PCIeMode) x4(PCIe4.0) x4(PCIe4.0) x4(PCIe4.0)
M.2_1(SATAMode) Support Support Support
M.2_2(PCIeMode) x2(PCIe4.0) x2(PCIe4.0) x2(PCIe4.0)
M.2_2(SATAMode) N/A N/A N/A
(continuedonthenextpage)