MSI MEG B550 UNIFY-X Owner's manual

I

Quick Start

Thank you for purchasing the MSI® MEG B550 UNIFY 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.



󲭡MEG B550 UNIFY 󷿤󰷷

󷱋󽳼󶇌󵲫󳞳󴐄

󱲷󳐗󸍽󶇌󵲫󳇟󹎯

󰼴 󲗏 󴞸󳑃 󱁜

󵳱󳨧󳨨󳧉󷬼󸍽󷩲

󱍗󱝯󴰕󹎩

󼖇󻟶󼘒󼠊

MSI® MEG B550 UNIFY󺾦󻳊󻉆󺨮󺻎󻙲󼘯󼫆󻹎󻚦󻙮󺅢󻗾󼪻󺠚󺠶󻳆

󻋒󻋖󻬢󻙮󺟦󼑆󼨺󼚂󺻎󻙶󼎪󼪪󺟦󻅻󻇧󻬢󺡒󼪮󺣂󺿺󺠶󻳆󻬆󺍊󺳺󺉎󻳎󻋒󺣂󺿺

󺤫󻭓󻘓󻲖󻵮󺉇󼪪󺈲󻳚󻠇󺠚󺠶󼲆󺡒󻵖󼮦󺭢󺟦󼘮󻍦󺼑󻲪󻱋󻍞󺳎󻰂󻵒󺻎

󼜇󼪪󻬾󻬢󺼓󼖾󼪮󼰖󻙶󼎪󺤫󻭓󻘓󻲖󺅢󻘓󼪪󻠮󺎂󻅦󺳟󺠚󺠶󺭢󺟦

󼒦󺨮󺻎󻟶󼏦󼪪󻬾󻬢󺼓󼖾󼪲󻝪󺤖󻳚󻠇󺠚󺠶

󲶴󸖤󳋼󲰼

󲾲󷵖󲻥󸁕󷿤MEG B550 UNIFY󰸾󳾩󳪦󽳼󳨩󲶴󸖤󳋼󲰼󵳒󵺓󳑃󱁜󲻥󲖢

󷣨󹆺󶦥󵔼󵦞󵺙󱳰󷫕󽳾󰻤󳑃󱁜󸝌󱒙󶇍󰽡󵔼󲖢󷣨󵦞󵺙󲳫󴷞󼸎󷲢󲻥󰽇󳣴󳀹󱶛󳇟

󳾩󳅸󲬆󳪦󵔼󴥷󷪖󱯀󸖲󰷷󶊮󱴫󸗒󷟨󷪞󵘓󲻤󰹶󱞷󰽈󳏃󳑂󵔼

󳞴󲰱󲶳󸖣󸖱󳏽󶫟󶊭󱴫󽳼

󲶳󸖣󱎊󸿺

󲾱󷻫󲻤󸂡󰺌MEG B550 UNIFY󰸾󳪧󳨩󲶳󸖣󱎊󸿺󸝌󱒘󳑃󱁜󰺯󳧧󱎦

󲃹󰿪󲖡󷢷󷹪󵹂󳩀󴞹󵦝󱳇󳬨󰻌󷺇󳞺󸓲󳑃󱁜󰺯󷪤󹑼󴞹󵦝󷻀󱀮󵋁󲻤󵔼󳇟󳩀

󳅸󲬆󳪧󵋓󶣴󰷷󵔼󶕼󹑠󴒽󷪦󱯀󸻊󳏽󶫟󶕼󱴫󷪠󵘓󲻤󰹶󱞷󰽈󸖕󸓆󳈎󳑁󵞪

󸻊󳏽󱓐

II

Quick Start

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󱞎󰼴󼩖󺶮󻚊󻙮󻙶󼎪󼪪󺎂󲖢

󷣨󷒚󵂞󱯀󲖡󷢷󲀉󵂞󱯀

Youtube

󰾓󸡓

http://v.youku.com/v_show/id_

XMTg2MjMwOTE2NA==.html

https://youtu.be/Xv89nhFk1vc



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III

Quick Start



Important



remove the retention module first and then install the heatsink.

󱞎󰼴󱺩󱟚󽳻󰷸󷬽󱲸󽳻

󲀯󱞎󰼴󰷸󽳼

󺗪󻗾󼘒󻳗󻲪󼳚󼠊󻡃󼖾󺻎󻳷󼅻󼪲󺈏󻰂󻪖󺳪󺍊󺼎󺉎󺅫󻳆󼔺󺴾󻼒󻼒󺡒󺻎󻵮󺇂󼰖

󼳚󼠊󻡃󼖾󺻎󻳷󼅻󼪪󻠿󻠮󻭶

󲃺󳫗󷨸󲖢󷣨󷛤󶈧󲰱󵔼󳜙󴲬󱯀󽳾󷲢󸚂󴰕󰷸󱳰󴆃󹟔󱍗󵫹󹂕󱳃󲗅󳼼󶇍󽳾󱏈󲖢󷣨󳜙󴲬󱯀󽳼

󲃺󳫗󷨸󲖢󷢷󷛤󰸓󲰱󳜙󴬞󱯀󽳾󷻀󳌂󴰕󲃺󰷸󱳇󴆃󹠦󱍗󵫹󹂕󱳃󲗅󳼼󱵐󽳾󴮱󱟣󱏈󲖢󷢷󳜙󴬞󱯀󽳼

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Quick Start

󱞎󰼴

󺾦󺿺󺻾󻙶󼎪󼪪󺎂󲖢󷣨󷬽󳃎󹢗󲖡󷢷󱎿󲔼

http://youtu.be/T03aDrJPyQs

Youtube

󰾓󸡓

http://v.youku.com/v_show/id_XNzUyMTI5ODI4.html

DIMMA2 DIMMA2

DIMMB2

DIMMA1

DIMMA2

DIMMB1

DIMMB2



V

Quick Start

Connecting the Front Panel Header/

󳏾󶉷󻵖󺿆󼡺󺙢󼐶󺙷󼚂󻭂󺈂󼪪󺎂

󸖲󳏾󱓽󶖬󹊛󳪦󸤞󶧅󸓺󳏾󱓽󶖬󹊛󳪦󳏾󲁦

http://youtu.be/DPELIdVNZUI

Youtube

󰾓󸡓

http://v.youku.com/v_show/id_XNjcyMTczMzM2.html

HDD LED

RESET SW

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

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VI

Quick Start

1

Torque:

3 kgf·cm*

*3 kgf·cm

= 0.3 N·m

= 2.6 lbf·in

BAT1

2

󱞎󰼴

󺾦󻳊󻉆󺨮󻙶󼎪󼪪󺎂󲖢󷣨󰸾󳾩󳪦󲖢󷢷󰸾󳪦

https://youtu.be/wWI6Qt51Wnc

https://v.youku.com/v_show/id_

XNDUwMDUyNTkwOA==.html



Youtube

󰾓󸡓

VII

Quick Start

ATX_PWR1







󹆹󴛅󳏼󶉶󻵖󻰢

󼐶󺙷󼚂󻭂󺈂󼪪󺎂󳑈󰷷󹆺󴛆󳏾󹏫󸓺󳏽󵋓󴛆󳏽󲁦

http://youtu.be/gkDYyR_83I4 http://v.youku.com/v_show/id_XNDkzODU0MDQw.html

Youtube

󰾓󸡓



VIII

Quick Start

󱞎󰼴

󺨮󺳎󻳆󻍞󻙶󼎪󼪪󺎂󲖢󷣨󵣆󵢌󳾩󲖡󷢷󷺇󲀎

http://youtu.be/RZsMpqxythc

http://v.youku.com/v_show/

id_XNDkzODU5MTky.html

Youtube

󰾓󸡓

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IX

Quick Start

󱞎󰼴

󺍊󺳪󼪏󼏆󺨮󻙶󼎪󼪪󺎂󲖢󷣨󹑓󵦞󱛗󲖡󷢷󳢕󱛗

http://youtu.be/mG0GZpr9w_A

http://v.youku.com/v_show/

id_XNDkyOTc3MzQ4.html

Youtube

󰾓󸡓

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X

Quick Start

Processor with integrated graphics

󱡴󸒥󳾩󱯀󳏾󶉷

󻹎󻈒󻳷󼎪󻭂󺈂󼪪󺎂󸖲󳏾󱡴󸚽󷭨󱈘󸓺󳏾󲀯󱲹󷺇󲀎

XI

Quick Start

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󸖔󹆹󻵖󻰢󼑮󺎂󱧰󱗟󹆺󴛆󲰗󳩀

XII

Quick Start

NOTE

1

Contents

Safety Information ................................................................................................. 3

Specifications ......................................................................................................... 4

Package contents ................................................................................................ 11

Rear I/O Panel ..................................................................................................... 12

LAN Port LED Status Table .................................................................................. 12

 .................................................................................... 12

 ......................................................................................... 13

Installing Antennas ............................................................................................... 15

Overview of Components .................................................................................... 16

Processor Socket ................................................................................................. 17

DIMM Slots ............................................................................................................ 18

 .......................................................................... 19

 ................................................................................... 23

 ....................................................................... 25

 ................................................................... 26

 ............................................................................ 26

 ............................. 27

 ............................................................................. 28

 ............................................... 28

 ............................................................. 29

 ........................................................................... 29

 .................................. 30

 ....................................................................... 31

 ........................................................... 32

 ................................................. 32

JRGB1: RGB LED connector ................................................................................. 33

 ............................................ 34

 ........................................................................ 35

Onboard LEDs ...................................................................................................... 36

EZ Debug LED ....................................................................................................... 36

 ................................................................................... 36

 ................................................................................................... 36

 .............................................................................. 37

Boot Phases .......................................................................................................... 37

 ......................................................................................... 37

 ................................................................................................ 41

2

Contents

Installing OS, Drivers & Utilities ......................................................................... 42

Installing Windows® 10 ......................................................................................... 42

Installing Drivers .................................................................................................. 42

Installing Utilities ................................................................................................. 42

UEFI BIOS ............................................................................................................. 43

BIOS Setup ............................................................................................................ 44

Entering BIOS Setup ............................................................................................. 44

Resetting BIOS ...................................................................................................... 45

Updating BIOS ....................................................................................................... 45

EZ Mode ................................................................................................................ 47

Advanced Mode .................................................................................................... 50

................................................................................................................ 51

3

Safety Information

 The components included in this package are prone to damage from electrostatic



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.

 

handling the motherboard to prevent electrostatic damage. If an ESD wrist strap is



before handling the motherboard.

 Store the motherboard in an electrostatic shielding container or on an anti-static

pad whenever the motherboard is not installed.

 

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.

 

technician.

 Always turn off the power supply and unplug the power cord from the power outlet

before installing or removing any computer component.

 

 

 Make sure that your electrical outlet provides the same voltage as is indicated on



 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.

 

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.

 

the motherboard.

4

Specifications

CPU

Supports AMD Ryzen

TM

5000 & 3000 Series desktop



TM

5 3400G &

Ryzen

TM



TM

4000 G-Series desktop

processors for AM4 socket

Chipset 

Memory

 

 Supports DDR4 1866/ 2133/ 2400/ 2667/ 2800/ 2933/



 AMD Ryzen

TM

4000 G-Series processors support DDR4

2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3600/ 3733/

3866/ 4000/ 4133/ 4266/ 4400/ 4533/ 4600/ 4733/ 4866/



 AMD Ryzen

TM

5000 & 3000 Series processors

compatible with Ryzen

TM

5 3400G & Ryzen

TM



support DDR4 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/

3600/ 3733/ 3866/ 4000/ 4133/ 4266/ 4400/ 4533/ 4600/



 AMD Ryzen

TM

4000 G-Series processors

 

 

 

 

 AMD Ryzen

TM



compatible with AMD Ryzen

TM

5 3400G & RyzenTM 3



 

 

 

 

 Dual channel memory architecture

 

 

 Supports un-buffered memory

* Please refer www.msi.com for more information on compatible memory.



5

Specifications



Onboard Graphics

 

4096x2160 @120 Hz*

/

**

 Maximum shared memory of 16GB

* Available for the processor with integrated graphics.



Multi-GPU   

Storage

 6x SATA 6Gb/s ports*

/



 

 

 

 Supports SATA 6Gb/s

 Supports 2280/ 22110 storage devices

 M2_2 slot

 Chipset support



 CPU support

3.0 x4 ***

/

****

 Supports 2280 storage devices

 M2_3 slot

 Chipset support



 CPU support

3.0 x4**

/

***

/

****

 Supports SATA 6Gb/s*

 Supports 2280/ 22110 storage devices

 

 

 Supports 2280 storage devices

* The SATA5 port will be unavailable when installing M.2 SATA SSD into M2_3.

** The SATA5 and SATA6 ports will be unavailable when installing M.2 PCIe SSD

into M2_3.



**** Please refer to PCIe bandwidth configuration table for PCIe & M.2 slots





6

Specifications



RAID

 

devices

 

storage devices

Expansion Slot

AMD Processor

 *

 Supports x16 or x8 mode**



 

 



** Please refer to PCIe bandwidth configuration table for PCIe & M.2 slots







M2_2 slot in Chipset support

USB

AMD Processor

 



AMD B550 chipset

 

 2x USB 3.2 Gen 1 5Gbps ports are available through

the internal USB 3.2 Gen 1 5Gbps connector

 4x USB 2.0 ports on the back channel

AMD B550 chipset + USB 2.0 Hubs

 4x USB 2.0 ports are available through the internal

USB 2.0 connectors

LAN 1x Realtek® RTL8125B 2.5Gbps LAN controller



7

Specifications



Wireless LAN &

Bluetooth®

Intel® Wi-Fi 6 AX200

 The Wireless module is pre-installed in the M2_WIFI1



 

2.4Gbps

 Supports 802.11 a/ b/ g/ n/ ac/ ax

 Supports Bluetooth® 5.1

Audio



 

 Supports Optical S/PDIF output

Internal Connectors

 1x 24-pin ATX main power connector

 2x 8-pin ATX 12V power connector

 

 6x SATA 6Gb/s connectors

 

 

 



 



 

 1x 4-pin water-pump fan connector

 6x 4-pin system fan connectors

 1x Front panel audio connector

 2x System panel connectors

 

 1x 4-pin RGB LED connectors

 2x 3-pin RAINBOW LED connectors

 

 1x TPM module connector

 

 1x Power button

 1x Reset button



8

Specifications



Back Panel

Connectors

 

 1x Flash BIOS Button

 1x PS/2 keyboard/ mouse combo port

 4x USB 2.0 Type-A ports

 1x HDMI port

 2x USB 3.2 Gen 2 10Gbps Type-A ports

 

 1x USB 3.2 Gen 2 10Gbps Type-A port

 

 2x Wi-Fi Antenna connectors

 5x audio jacks

 1x Optical S/PDIF Out connector

LED Features

 

 

 4x EZ Debug LED

I/O Controller 

Hardware Monitor

 

 

 

Form Factor

 ATX Form Factor

 

BIOS Features

 1x 256 Mb flash

 UEFI AMI BIOS

 

 Multi-language



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MSI MEG B550 UNIFY-X Owner's manual

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