MSI MEG B550 UNIFY-X User manual
I
Quick Start
Quick Start
Thank you for purchasing the MSI® MEG B550 UNIFY-X 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-X
MSI® MEG B550 UNIFY-X
MEG B550 UNIFY-X
MEG B550 UNIFY-X
II Quick Start
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6
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9
Youtube
http://v.youku.com/v_show/id_
XMTg2MjMwOTE2NA==.html
https://youtu.be/Xv89nhFk1vc
III
Quick Start
Important
remove the retention module first and then install the heatsink.
1
23
IV 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
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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XQuick Start
Processor with integrated graphics
XI
Quick Start
4
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12
XII Quick Start
NOTE
1
Contents
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
2Contents
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
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.
4Specifications
Specifications
CPU
Supports AMD RyzenTM 5000 & 3000 Series desktop
TM 5 3400G &
RyzenTMTM 4000 G-Series desktop
processors for AM4 socket
Chipset
Memory
Supports DDR4 1866/ 2133/ 2400/ 2667/ 2800/ 2933/
AMD RyzenTM 4000 G-Series processors support DDR4
2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3600/ 3733/
3866/ 4000/ 4133/ 4266/ 4400/ 4533/ 4600/ 4733/ 4800/
AMD RyzenTM 5000 & 3000 Series processors
compatible with RyzenTM 5 3400G & RyzenTM
support DDR4 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/
3600/ 3733/ 3866/ 4000/ 4133/ 4266/ 4400/ 4533/ 4600/
AMD RyzenTM 4000 G-Series processors
AMD RyzenTM
compatible with AMD RyzenTM 5 3400G & RyzenTM 3
Dual channel memory architecture
Supports un-buffered memory
* Please refer www.msi.com for more information on compatible memory.
Onboard Graphics
4096x2160 @120 Hz*/**
Maximum shared memory of 16GB
* Available for the processor with integrated graphics.
Multi-GPU
5
Specifications
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
RAID
devices
storage devices
6Specifications
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
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
7
Specifications
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
8Specifications
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
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