MSI MAG B550M Mortar quick start guide

Contents

1. Quick Startp. 1

   Thank you for purchasing the MSI® MAG B550M MORTAR WIFI/ MAG B550M MORTAR motherboard. This Quick Start section provides demonstration diagrams about how to…

2. Specificationsp. 15

   CPU Supports AM4 socket 3rd Gen AMD Ryzen™ processors, and future AMD Ryzen™ processors with BIOS update Chipset AMD B550 Chipset Memory •4x DDR4 memory slots…

3. Block Diagramp. 22

   Channel DDR4 Memory 2x USB 3.2 Gen1 PCIE PCI Express Bus PCH Processor NUVOTON 6687 Realtek ALC1200 3x USB 3.2 Gen1 6x USB 2.0 Rear Audio Jacks Front Audio…

4. Rear I/O Panelp. 23

   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…

5. Overview of Componentsp. 27
6. Installing OS, Drivers & Utilitiesp. 44

   Please download and update the latest utilities and drivers at www.msi.com Installing Windows ® 10 1. Power on the computer. 2. Insert the Windows ® 10…

7. UEFI BIOSp. 45

   MSI UEFI BIOS is compatible with UEFI (Unified Extensible Firmware Interface) architecture. UEFI has many new functions and advantages that traditional BIOS…

8. AMD RAID Configurationp. 62

   The following are the RAID levels supported by RAIDXpert2. RAID 0 (Striping) breaks the data into blocks which are written to separate hard drives. Spreading…

9. Troubleshootingp. 67

   Before sending the motherboard for RMA repair, try to go over troubleshooting guide first to see if your got similar symptoms as mentioned below. The power is…

10. CPU_FAN1, PUMP_FAN1, SYS_FAN1~3: Fan Connectorsp. 38

    Fan connectors can be classified as PWM (Pulse Width Modulation) Mode or DC Mode. PWM Mode fan connectors provide constant 12V output and adjust fan speed with…

11. CPU_PWR1, ATX_PWR1: Power Connectorsp. 35

    These connectors allow you to connect an ATX power supply.

12. CPU Socketp. 29

    Overview of Components Processor Socket Introduction to the AM4 CPU The surface of the AM4 CPU has a yellow triangle to assist in correctly lining up the CPU…

13. DIMM Slotsp. 30

    DIMMA1 DIMMB1 Channel A Channel B DIMMA2 DIMMB2 Memory module installation recommendation ⚠ ⚠Important •Always insert memory modules in the DIMMA2 slot first.…

14. JAUD1: Front Audio Connectorp. 34
15. JBAT1: Clear CMOS (Reset BIOS) Jumperp. 40

    There is CMOS memory onboard that is external powered from a battery located on the motherboard to save system configuration data. If you want to clear the…

16. JCI1: Chassis Intrusion Connectorp. 39

    This connector allows you to connect the chassis intrusion switch cable. Normal (default) Trigger the chassis intrusion event Using chassis intrusion detector…

17. JFP1, JFP2: Front Panel Connectorsp. 34
18. JRAINBOW1~2: Addressable RGB LED connectorsp. 42

    The JRAINBOW connectors allow you to connect the WS2812B Individually Addressable RGB LED strips 5V. JRAINBOW connector JRAINBOW connector System Fan connector…

19. JRGB1: RGB LED connectorp. 41
20. JTPM1: TPM Module Connectorp. 37

    This connector is for TPM (Trusted Platform Module). Please refer to the TPM security platform manual for more details and usages.

21. JUSB1: USB 3.2 Gen 1 5Gbps Type-C Connectorp. 36

    This connector allows you to connect USB 3.2 Gen 1 5Gbps Type-C connector on the front panel. The connector possesses a foolproof design. When you connect the…

22. JUSB2: USB 3.2 Gen 1 5Gbps Connectorp. 36

    This connector allows you to connect USB 3.2 Gen 1 5Gbps ports on the front panel. ⚠ ⚠Important Note that the Power and Ground pins must be connected correctly…

23. JUSB3~4: USB 2.0 Connectorsp. 37
24. LED_SW1: EZ LED Controlp. 43

    This switch is used to switch on/ off all the LEDs of motherboard. LED_OFF LED_ON (Default)

25. M2_1~2: M.2 Slots (Key M)p. 32

    M2_1 M2_2 ⚽ ⚽Video Demonstration Watch the video to learn how to Install M.2 module. http://youtu.be/JCTFABytrYA

26. PCI_E1~4: PCIe Expansion Slotsp. 31

    ⚠ ⚠Important •If you install a large and heavy graphics card, you need to use a tool such as MSI Gaming Series Graphics Card Bolster to support its weight to…

27. SATA1~6: SATA 6Gb/s Connectorsp. 32

    These connectors are SATA 6Gb/s interface ports. Each connector can connect to one SATA device. ⚠ ⚠Important •Please do not fold the SATA cable at a 90-degree…