MSI MAG B550M MORTAR WIFI User Manual

23
Rear I/O Panel
USB 3.2 Gen 1
(5Gbps) Type-A
Flash BIOS
Port
Audio Ports Configuration
Rear I/O Panel
PS/2 Combo port
2.5 Gbps LAN
(MAG B550M MORTAR WIFI only)
DisplayPort
USB 2.0
Type-A
Audio Ports
Optical
S/PDIF-Out
Wi-Fi Antenna
connectors
USB 3.2 Gen 2
(10Gbps) Type-C
USB 3.2
Gen 2
(10Gbps)
Type-A
Link/ Activity LED
Status Description
Off No link
Yellow Linked
Blinking Data activity
Speed LED
Status 2.5 Gbps LAN
Off 10 Mbps
Green 100/ 1000 Mbps
Orange 2.5 Gbps
LAN Port LED Status Table
Audio Ports
Channel
2 4 6 8
Center/ Subwoofer Out  
Rear Speaker Out   
Line-In/ Side Speaker Out 
Line-Out/ Front Speaker Out    
Mic In
(: connected, Blank: empty)
∙ Flash BIOS Port/ Button - Please refer to page 48 for Updating BIOS with Flash
BIOS Button.
Flash BIOS Button

MSI MAG B550M MORTAR WIFI Specifications

General

Form Factor	Micro ATX
Chipset	AMD B550
Socket	AM4
Memory Slots	4 x DIMM
Max Memory	128 GB
Audio	Realtek ALC1200 Codec
RGB Support	Mystic Light RGB
Memory Speed	Up to 4400 MHz (OC)
Storage Interface	6 x SATA 6Gb/s
USB Ports	1 x USB 3.2 Gen 2 Type-C, 1 x USB 3.2 Gen 2 Type-A, 2 x USB 2.0
Networking	Realtek RTL8125B 2.5G LAN
LAN	2.5Gbps
Wi-Fi	Wi-Fi 6 AX200
PCIe Slots	1 x PCIe 4.0 x16, 1 x PCIe 3.0 x16 (x4 mode), 1 x PCIe 3.0 x1