MSI B550M PRO User manual

1
Quick Start
Quick Start
Thank you for purchasing the MSI® B550M PRO/ A520M PRO motherboard. This Quick
Start section provides demonstration diagrams about how to install your computer.
Some of the installations also provide video demonstrations. Please link to the URL to
watch it with the web browser on your phone or tablet. You may have even link to the
URL by scanning the QR code.
Preparing Tools and Components
DDR4 Memory
Graphics Card
SATA Hard Disk Drive SATA DVD Drive
Phillips Screwdriver
Chassis
Power Supply Unit
A Package of Screws
Thermal Paste
CPU Fan
AMD®AM4 CPU
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2Quick Start
Safety Information
∙The components included in this package are prone to damage from electrostatic
discharge (ESD). Please adhere to the following instructions to ensure successful
computer assembly.
∙Ensure that all components are securely connected. Loose connections may cause
the computer to not recognize a component or fail to start.
∙Hold the motherboard by the edges to avoid touching sensitive components.
∙It is recommended to wear an electrostatic discharge (ESD) wrist strap when
handling the motherboard to prevent electrostatic damage. If an ESD wrist strap is
not available, discharge yourself of static electricity by touching another metal object
before handling the motherboard.
∙Store the motherboard in an electrostatic shielding container or on an anti-static
pad whenever the motherboard is not installed.
∙Before turning on the computer, ensure that there are no loose screws or metal
components on the motherboard or anywhere within the computer case.
∙Do not boot the computer before installation is completed. This could cause
permanent damage to the components as well as injury to the user.
∙If you need help during any installation step, please consult a certified computer
technician.
∙Always turn off the power supply and unplug the power cord from the power outlet
before installing or removing any computer component.
∙Keep this user guide for future reference.
∙Keep this motherboard away from humidity.
∙Make sure that your electrical outlet provides the same voltage as is indicated on
the PSU, before connecting the PSU to the electrical outlet.
∙Place the power cord such a way that people can not step on it. Do not place
anything over the power cord.
∙All cautions and warnings on the motherboard should be noted.
∙If any of the following situations arises, get the motherboard checked by service
personnel:
▪Liquid has penetrated into the computer.
▪The motherboard has been exposed to moisture.
▪The motherboard does not work well or you can not get it work according to user
guide.
▪The motherboard has been dropped and damaged.
▪The motherboard has obvious sign of breakage.
∙Do not leave this motherboard in an environment above 60°C (140°F), it may damage
the motherboard.

3
Quick Start
Installing a Processor
1
2
3
6
4
5
7
8
9
https://youtu.be/Xv89nhFk1vc

4Quick Start
1
23
⚠
Important
If you are installing the screw-type CPU heatsink, please follow the figure below to
remove the retention module first and then install the heatsink.

5
Quick Start
Installing DDR4 memory
http://youtu.be/T03aDrJPyQs

6Quick Start
HDD LED
RESET SW
Connecting the Front Panel Header
http://youtu.be/DPELIdVNZUI
JFP1
HDD LED HDD LED -
HDD LED +
POWER LED -
POWER LED +
POWER LED
1
2 10
9
+
+
+- -- -
+
Power LED
HDD LED Reset Switch
Reserved
Power Switch
JFP1
1 HDD LED + 2 Power LED +
3 HDD LED - 4 Power LED -
5 Reset Switch 6 Power Switch
7 Reset Switch 8 Power Switch
9 Reserved 10 No Pin
RESET SW
POWER SW
POWER LED+
POWER LED-
HDD LED

7
Quick Start
BAT1
Installing the Motherboard
2
1
https://youtu.be/wWI6Qt51Wnc
Torque:
3 kgf·cm*
*3 kgf·cm
= 0.3 N·m
= 2.6 lbf·in
BAT1
3

8Quick Start
Connecting the Power Connectors
http://youtu.be/gkDYyR_83I4
ATX_PWR1
CPU_PWR1

9
Quick Start
Installing SATA Drives
http://youtu.be/RZsMpqxythc
1
23
4
5

10 Quick Start
1
Installing a Graphics Card
http://youtu.be/mG0GZpr9w_A
2
3
4
5
6

11
Quick Start
Connecting Peripheral Devices
Processor with integrated graphics

12 Quick Start
Power On
4
3
12

13
Contents
Contents
Quick Start ............................................................................................................. 1
Preparing Tools and Components.......................................................................... 1
Safety Information.................................................................................................. 2
Installing a Processor ............................................................................................ 3
Installing DDR4 memory ........................................................................................ 5
Connecting the Front Panel Header ...................................................................... 6
Installing the Motherboard..................................................................................... 7
Connecting the Power Connectors ........................................................................ 8
Installing SATA Drives............................................................................................ 9
Installing a Graphics Card.................................................................................... 10
Connecting Peripheral Devices............................................................................ 11
Power On .............................................................................................................. 12
Specifications....................................................................................................... 15
Package contents ................................................................................................ 20
Block Diagram .................................................................................................... 21
Rear I/O Panel ..................................................................................................... 22
LAN Port LED Status Table .................................................................................. 22
Realtek Audio Console ......................................................................................... 22
Overview of Components .................................................................................... 24
Processor Socket ................................................................................................. 26
DIMM Slots............................................................................................................ 27
PCI_E1~3: PCIe Expansion Slots.......................................................................... 28
SATA1~4: SATA 6Gb/s Connectors....................................................................... 28
M2_1: M.2 Slot (Key M)......................................................................................... 29
JFP1, JFP2: Front Panel Connectors................................................................... 31
JAUD1: Front Audio Connector ............................................................................ 31
CPU_PWR1, ATX_PWR1: Power Connectors....................................................... 32
JUSB3: USB 3.2 Gen 1 5Gbps Connector ............................................................. 33
JUSB1~2: USB 2.0 Connectors............................................................................. 33
JTPM1: TPM Module Connector........................................................................... 34
CPU_FAN1, SYS_FAN1: Fan Connectors............................................................. 34
JCI1: Chassis Intrusion Connector....................................................................... 35
JCOM1: Serial Port Connector ............................................................................. 35
JBAT1: Clear CMOS (Reset BIOS) Jumper........................................................... 36
EZ Debug LED....................................................................................................... 36
JRGB1: RGB LED connectors............................................................................... 37

14 Contents
JRAINBOW1: Addressable RGB LED connectors ................................................ 38
Installing OS, Drivers & Utilities ......................................................................... 39
Installing Windows® 10......................................................................................... 39
Installing Drivers .................................................................................................. 39
Installing Utilities ................................................................................................. 39
UEFI BIOS............................................................................................................. 40
BIOS Setup............................................................................................................ 41
Entering BIOS Setup............................................................................................. 41
Resetting BIOS...................................................................................................... 42
Updating BIOS....................................................................................................... 42
EZ Mode ................................................................................................................ 44
Advanced Mode .................................................................................................... 47
SETTINGS Menu ................................................................................................... 48
OC Menu................................................................................................................ 50
M-FLASH Menu .................................................................................................... 52
OC PROFILE Menu................................................................................................ 53
HARDWARE MONITOR Menu ............................................................................... 54
AMD RAID Configuration ..................................................................................... 56
Enabling RAIDXpert2 Configuration Utility .......................................................... 56
Initializing Disks ................................................................................................... 57
Creating Arrays..................................................................................................... 58
Deleting Arrays..................................................................................................... 59
Installing RAID Driver........................................................................................... 60
Troubleshooting ................................................................................................. 61

15
Specifications
Specifications
CPU Support 3rd Gen AMD Ryzen™ Desktop Processors and AMD
Ryzen™4000 G-Series Desktop Processors
Chipset ∙AMD B550 Chipset (B550M PRO)

Memory
∙2x DDR4 memory slots, support up to 64GB*
▪Supports DDR4 1866/ 2133/ 2400/ 2667/ 2800/ 2933/
3000/ 3066/ 3200 MHz by JEDEC
▪Supports DDR4 2667/ 2800 /2933 /3000 /3066 /3200
/3466 /3600/ 3733 /3866 /4000 /4133 /4266 /4400/ 4600+
MHz by A-XMP OC MODE
▫1DPC 1R max speed 4600 MHz
▫1DPC 2R max speed 3866 MHz
∙Dual channel memory architecture
∙Supports non-ECC UDIMM memory
∙Supports ECC UDIMM memory (non-ECC mode)
∙Supports un-buffered memory
* Please refer www.msi.com for more information on compatible memory.
Expansion Slot
∙1x PCIe x16 slot (PCI_E2)
▪B550M PRO supports PCIe 4.0/3.0*
▪A520M PRO supports PCIe 3.0
∙2x PCIe 3.0 x1 slots
* The supported specification depends on installed processor.
Onboard Graphics
∙1x VGA port, supports a maximum resolution of
2048x1536@50Hz, 2048x1280@60Hz, 1920x1200@60Hz**
∙1x HDMI 2.1 port, supports a maximum resolution of
4096x2160@60Hz*/**
∙1x DisplayPort port, supports a maximum resolution of
4096x2160 @60Hz**
∙Maximum shared memory of 2048 MB
* Graphics specifications may vary depending on the CPU installed.
** Available for the processor with integrated graphics.
Continued on next page

16 Specifications
Continued from previous page
Storage
AMD B550/ A520 Chipset
∙4x SATA 6Gb/s ports
∙1x M.2 slot (Key M) (from AMD Processor)
▪B550M PRO Supports PCIe 4.0/ 3.0 x4*
▪A520M PRO Supports PCIe 3.0 x4
▪Supports SATA 6Gb/s
▪Supports 2242/ 2260/ 2280 storage devices
* The supported specification depends on installed processor.
RAID ∙Supports RAID 0, RAID 1 and RAID 10 for SATA storage
devices
USB
AMD B550/ A520 Chipset
▪2x USB 3.2 Gen 1 5Gbps ports (2 ports are available
through the internal USB 3.2 Gen 1 5Gbps connector)
▪6x USB 2.0 ports (2 Type-A ports on the back panel, 4
ports through the internal USB 2.0 connectors)
AMD Processor
▪4x USB 3.2 Gen 1 5Gbps Type-A ports on the back
panel
Audio Realtek® ALC892/ALC897 Codec
▪7.1-Channel High Definition Audio
LAN ∙1x Realtek® RTL8111H LAN controller
Continued on next page

17
Specifications
Continued from previous page
Internal Connectors
∙1x 24-pin ATX main power connector
∙1x 8-pin ATX 12V power connector
∙4x SATA 6Gb/s connectors
∙1x Serial port connector
∙1x M.2 slot (M-Key)
∙1x USB 3.2 Gen 1 5Gbps connector (supports additional 2
USB 3.2 Gen 1 5Gbps ports)
∙2x USB 2.0 connectors (supports additional 4 USB 2.0
ports)
∙1x 4-pin CPU fan connector
∙1x 4-pin system fan connector
∙1x Front panel audio connector
∙2x System panel connectors
∙1x Chassis Intrusion connector
∙1x 4-pin RGB LED connector
∙1x 3-pin RAINBOW LED connector
∙1x TPM module connector
∙1x Clear CMOS jumper
LED Features ∙4x EZ Debug LED
Back Panel
Connectors
∙1x PS/2 keyboard/ mouse combo port
∙2x USB 2.0 Type-A ports
∙1x VGA port
∙1x DisplayPort port
∙1x HDMI port
∙1x LAN (RJ45) port
∙4x USB 3.2 Gen 1 5Gbps Type-A ports
∙3x audio jacks
I/O Controller NUVOTON NCT6687-R Controller Chip
Hardware Monitor
∙CPU/ System/ Chipset temperature detection
∙CPU/ System/ Pump fan speed detection
∙CPU/ System/ Pump fan speed control
Continued on next page

18 Specifications
Continued from previous page
Form Factor ∙M-ATX Form Factor
∙9.6 in. x 8.3 in. (24.4 cm x 21 cm)
BIOS Features
∙1x 256 Mb flash
∙UEFI AMI BIOS
∙ACPI 6.0, SMBIOS 2.8
∙Multi-language
Software
∙Drivers
∙DRAGON CENTER
∙CPU-Z MSI GAMING
∙Google Chrome™, Google Toolbar, Google Drive
∙Norton™ Internet Security Solution
Dragon Center
Features
∙Mystic Light
∙User Scenario
∙Hardware Monitor
∙True Color
∙Live Update
∙Speed Up
∙Smart Tool
∙Super Charger
Please refer to http://download.msi.
com/manual/mb/DRAGONCENTER2.
pdf for more details.
Continued on next page

19
Specifications
Continued from previous page
Special Features
∙Audio
▪Audio Boost
∙Cooling
▪M.2 Shield Frozr
▪Smart Fan Control
∙LED
▪Mystic Light Extension (RAINBOW/RGB)
▪Mystic Light SYNC
▪EZ DEBUG LED
∙Performance
▪DDR4 Boost
▪Core Boost
▪Creator Genie (Only for B550M PRO)
▪Lightning Gen 4 PCI-E Slot (Only for B550M PRO)
▪Lightning Gen 4 M.2 (Only for B550M PRO)
∙Protection
▪PCI-E Steel Armor (Only for B550M PRO)
∙Experience
▪Dragon Center
▪Click BIOS 5

20 Package contents
Package contents
Please check the contents of your motherboard package. It should contain:
Motherboard B550M PRO/ A520M PRO
Cable SATA 6G cables (2 cables/pack) 1
Accessories
M.2 screws (3 pcs./pack) 1
Product registration card 1
IO Shielding 1
Case Badge 1
Application Driver DVD 1
Documentation
Quick installation guide 1
MSI components compatibility & reward program
card (Only for B550M PRO) 1
⚠
Important
If any of the above items are damaged or missing, please contact your retailer.