ASRock Rack B550D4U-2T User manual

B550D4U

B550D4U-2T

User Manual

Version 1.0

Published February 2021

Version 1.0

Published July 2021

Copyright Notice:

No part of this documentation may be reproduced, transcribed, transmitted, or translated

in any language, in any form or by any means, except duplication of documentation by the

purchaser for backup purpose, without written consent of ASRock Rack Inc.

Products and corporate names appearing in this documentation may or may not be

registered trademarks or copyrights of their respective companies, and are used only for

identication or explanation and to the owners’ benet, without intent to infringe.

Disclaimer:

Specications and information contained in this documentation are furnished for

informational use only and subject to change without notice, and should not be

constructed as a commitment by ASRock Rack. ASRock Rack assumes no responsibility

for any errors or omissions that may appear in this documentation.

With respect to the contents of this documentation, ASRock Rack does not provide

warranty of any kind, either expressed or implied, including but not limited to the implied

warranties or conditions of merchantability or tness for a particular purpose.

In no event shall ASRock Rack, its directors, ocers, employees, or agents be liable for

any indirect, special, incidental, or consequential damages (including damages for loss of

prots, loss of business, loss of data, interruption of business and the like), even if ASRock

Rack has been advised of the possibility of such damages arising from any defect or error

in the documentation or product.

is device complies with Part 15 of the FCC Rules. Operation is subject to the following

two conditions:

(1) this device may not cause harmful interference, and

(2) this device must accept any interference received, including interference that

may cause undesired operation.

CALIFORNIA, USA ONLY

e Lithium battery adopted on this motherboard contains Perchlorate, a toxic substance

controlled in Perchlorate Best Management Practices (BMP) regulations passed by the

California Legislature. When you discard the Lithium battery in California, USA, please

follow the related regulations in advance.

“Perchlorate Material-special handling may apply, see www.dtsc.ca.gov/hazardouswaste/

perchlorate”

ASRock Rack’s Website: www.ASRockRack.com

Contact Information

If you need to contact ASRock Rack or want to know more about ASRock Rack, you’re

welcome to visit ASRock Rack’s website at www.ASRockRack.com; or you may contact

your dealer for further information.

ASRock Rack Incorporation

6F., No.37, Sec. 2, Jhongyang S. Rd., Beitou District,

Taipei City 112, Taiwan (R.O.C.)

e terms HDMI® and HDMI High-Denition Multimedia Interface, and the HDMI

logo are trademarks or registered trademarks of HDMI Licensing LLC in the United

States and other countries.

Contents

Chapter 1 Introduction 1

1.1 Package Contents 1

1.2 Specications 2

1.3 Unique Features 6

1.4 Motherboard Layout 7

1.5 Onboard LED Indicators 9

1.6 I/O Panel 11

1.7 Block Diagram 13

Chapter 2 Installation 15

2.1 Screw Holes 15

2.2 Pre-installation Precautions 15

2.3 Installing the CPU 16

2.4 Installing the CPU Fan and Heatsink 18

2.5 Installing Memory Modules (DIMM) 21

2.6 Expansion Slots (PCI Express Slots) 23

2.7 Onboard Headers and Connectors 25

2.8 Dr. Debug 31

2.9 Unit Identication purpose LED/Switch 37

2.10 Driver Installation Guide 37

2.11 M.2_SSD (NGFF) Module Installation Guide (M2_1/M2_2) 38

Chapter 3 UEFI Setup Utility 40

3.1 Introduction 40

3.1.1 UEFI Menu Bar 40

3.1.2 Navigation Keys 41

3.2 Main Screen 42

3.3 Advanced Screen 43

3.3.1 CPU Conguration 44

3.3.2 Chipset Conguration 45

3.3.3 Storage Conguration 46

3.3.4 ACPI Conguration 47

3.3.5 USB Conguration 48

3.3.6 Super IO Conguration 49

3.3.7 Serial Port Console Redirection 50

3.3.8 H/W Monitor 53

3.3.9 RAM Disk Conguration 54

3.3.10 Tls Auth Conguration 55

3.3.11 AMD PBS 56

3.3.12 AMD Overclocking 59

3.3.13 AMD CBS 60

3.3.14 Instant Flash 61

3.4 Server Mgmt 62

3.4.1 System Event Log 63

3.4.2 BMC Network Conguration 64

3.4.3 BMC Tools 66

3.5 Security 67

3.5.1 Key Management 68

3.6 Boot Screen 71

3.6.1 CSM Parameters 73

3.7 Exit Screen 75

Chapter 4 Software Support 76

4.1 Install Operating System 76

4.2 Support CD Information 76

4.2.1 Running The Support CD 76

4.2.2 Drivers Menu 76

4.2.3 Utilities Menu 76

4.2.4 Contact Information 76

Chapter 5 Troubleshooting 77

5.1 Troubleshooting Procedures 77

5.2 Technical Support Procedures 79

5.3 Returning Merchandise for Service 79

B550D4U-2T / B550D4U

PB 1

English

Chapter 1 Introduction

ank you for purchasing ASRock Rack B550D4U-2T/ B550D4U motherboard, a

reliable motherboard produced under ASRock Rack’s consistently stringent quality

control. It delivers excellent performance with robust design conforming to ASRock

Rack’s commitment to quality and endurance.

1.1 Package Contents

• ASRock Rack B550D4U-2T / B550D4U Motherboard

(micro-ATX Form Factor: 9.6-in x 9.6-in, 24.4 cm x 24.4 cm)

• Quick Installation Guide

• 1 x I/O Shield

• 1 x SATA3 Cable (60cm)

• 1 x Screw for M.2 Socket (B550D4U-2T) / 2 x Screws for M.2 Sockets (B550D4U)

If any items are missing or appear damaged, contact your authorized dealer.

Because the motherboard specications and the BIOS soware might be updated, the con-

tent of this manual will be subject to change without notice. In case any modications of

this manual occur, the updated version will be available on ASRock Rack website without

further notice. You may nd the latest memory and CPU support lists on ASRock Rack

website as well. ASRock Rack’s Website: www.ASRockRack.com

If you require technical support related to this motherboard, please visit our website for

specic information about the model you are using.

http://www.asrockrack.com/support/

2 3

English

1.2 Specications

B550D4U / B550D4U-2T

MB Physical Status

Form Factor micro-ATX

Dimension 9.6'' x 9.6'' (24.4 cm x 24.4 cm)

Processor System

CPU AMD Ryzen™ 5000 Series Desktop Processors

AMD Ryzen™ 4000 G-Series Desktop Processors with Radeon™

Graphics

AMD Ryzen™ PRO 4000 and 3000 Series Desktop Processors

3rd Gen AMD Ryzen™ Desktop Processors

Socket AM4 PGA 1331

Chipset AMD B550

ermal Design

Power

105W

System Memory

Capacity - 4 x 288-pin DDR4 DIMM slots

- Support up to 128GB DDR4 ECC/UDIMM

Type - Dual Channel DDR4 memory technology

- Support DDR4 ECC/Non-ECC Unbuered DIMM

DIMM Size Per

DIMM

ECC/UDIMM: 32GB, 16GB, 8GB

DIMM Frequency ECC/UDIMM: up to 3200MHz

Voltage 1.2V

Expansion Slot

PCIe 3.0/4.0 x 16 Vermeer/Matisse:

PCIE6: Gen4 x16 link

Cezanne/Renoir:

PCIE6: Gen3 x16 link

PCIe 3.0/4.0 x 4 Vermeer/Matisse:

PCIE4: Gen4 x4 link

Cezanne/Renoir:

PCIE4: Gen3 x4 link

Storage

SATA Controller 4 x SATA3 6.0 Gb/s (SATA0-2 and SATA5; SATA_0 supports

SATA DOM), support RAID 0, 1, 10

Additional SATA

Controller

2 x SATA3 6.0 Gb/s (SATA3_4, RAID not supported)

M.2 Slot B550D4U-2T:

1 (M2_1: 2242/2260/2280/22110, supports SATA3 (6.0 Gb/s) or

PCIE3.0 (x4))

B550D4U-2T / B550D4U

2 3

English

B550D4U:

2 (M2_1: 2242/2260/2280/22110, supports SATA3 (6.0 Gb/s)

or PCIE4.0(x4)(Matisse/Vermeer) / PCIE3.0(Cezanne/Renoir)

(x4) ; M2_2: 2242/2260/2280/22110, supports PCIE3.0 (x2))

Ethernet

Interface B550D4U-2T:

10000/1000 /100 Mbps

B550D4U:

1000 /100 /10 Mbps

LAN Controller B550D4U-2T:

- 2 x RJ45 10G base-T by Intel® X710-AT2

- 1 x RJ45 Dedicated IPMI LAN port by RTL8211E

- Supports Wake-On-LAN

- Supports Energy Ecient Ethernet 802.3az

- Supports Dual LAN with Teaming function

- Supports PXE

- LAN3 supports NCSI

B550D4U

- 2x RJ45 1G base-T by Intel® I210-AT

- 1 x RJ45 Dedicated IPMI LAN port by RTL8211E

- Supports Wake-On-LAN

- Supports Energy Ecient Ethernet 802.3az

- Supports Dual LAN with Teaming function

- Supports PXE

- LAN1 supports NCSI

Management

BMC Controller ASPEED AST2500

IPMI Dedicated

GLAN

1 x Realtek RTL8211E for dedicated management GLAN

Features Watch Dog

Graphics

Controller ASPEED AST2500

VRAM DDR4 16MB

Rear Panel I/O

VGA Port 1 x D-Sub

Serial Port 1 x COM port

USB 3.2 (Gen2)

Port

2

HDMI 1.4 1

4 5

English

LAN Port B550D4U-2T:

- 2 x RJ45 10 Gigabit Ethernet LAN ports

- 1 x RJ45 Dedicated IPMI LAN port

- LAN Ports with LED (ACT/LINK LED and SPEED LED)

B550D4U:

- 2 x RJ45 1 Gigabit Ethernet LAN ports

- 1 x RJ45 Dedicated IPMI LAN port

- LAN Ports with LED (ACT/LINK LED and SPEED LED)

UID 1

Internal Connector

Auxiliary Panel

Header

1 (includes chassis intrusion, location button & LED, front

LAN LED, system fault, and BMC alert)

Front Panel 1 (RST, PWRBTN, HDDLED, PWRLED)

TPM Header 1 (17-pin LPC TPM header, supports TPM 1.2/2.0)

SPI TPM Header 1 (13-pin SPI TPM header, supports TPM 2.0)

IPMB Header 1

Fan Header 4 (6-pin), 2 (4-pin)

ATX Power 1 x (24-pin) + 1 x (8-pin)

USB 3.2 Gen1

Header

1 (supports 2 USB 3.2 Gen1 ports)

M.2 B550D4U-2T: 1

B550D4U: 2

SATA DOM 1

SATA DOM Power 1

BMC_SMB1 1

PSU_SMB1 1

SPEAKER 1

TR1 1

Front VGA 1

80 debug port LED 1

Buzzer 1

Clear CMOS 1 (short pad)

OH/FanFail LED 6

System BIOS

BIOS Ty pe 32MB AMI UEFI Legal BIOS

BIOS Features - Plug and Play (PnP)

- ACPI 2.0 Compliance Wake Up Events

- SMBIOS 2.8 Support

- ASRock Rack Instant Flash

Hardware Monitor

Temperature - CPU/FCH/DDR Temperature Sensing

- MB/Card Side Temperature Sensing

B550D4U-2T / B550D4U

4 5

English

is motherboard supports Wake from on Board LAN. To use this function, please make

sure that the “Wake on Magic Packet from power o state” is enabled in Device Manager

> Intel® Ethernet Connection > Power Management. And the “PCI Devices Power On” is

enabled in UEFI SETUP UTILITY > Advanced > ACPI Conguration. Aer that, onboard

LAN can wake up S5 under OS.

If you install Intel® LAN utility or Marvell SATA utility, this motherboard may fail Win-

dows® Hardware Quality Lab (WHQL) certication tests. If you install the drivers only, it

will pass the WHQL tests.

Fan - Fan Tachometer

- Quiet Fan (Allow Chassis Fan Speed Auto-Adjust by CPU

Temperature)

- Fan Multi-Speed Control

Voltage Voltage Monitoring: 3VSB, 5VSB, VCPU, VSOC, VCCM,

APU, 1.05V_PROM_S5, 2.5V_PROM, 1.05V_PROM_RUN,

BAT, 3V, 5V, 12V

Support OS

OS Microso® Windows®:

- Windows 10 (64 bit)

Linux®:

- RedHat Enterprise Linux Server 8.2 (64 bit)

- CentOs 8.2 (64 bit)

Hypervisor:

- VMWare® ESXi 7.0.U2 / vSphere 7.0.U2

* On the Windows 10 system, Raid mode supports UEFI Boot only.

* e Linux system doesn’t support Raid mode.

* Please refer to our website for the latest OS support list.

Environment

Temperature Operation temperature: 10°C ~ 35°C / Non operation

temperature: -40°C ~ 70°C

NOTE: Please refer to our website for the latest specications.

6 7

English

1.3 Unique Features

ASRock Rack Instant Flash is a BIOS ash utility embedded in Flash ROM. is con-

venient BIOS update tool allows you to update system BIOS without entering operat-

ing systems rst like MS-DOS or Windows®. With this utility, you can press the <F6>

key during the POST or the <F2> key to enter into the BIOS setup menu to access

ASRock Rack Instant Flash. Just launch this tool and save the new BIOS le to your

USB ash drive, oppy disk or hard drive, then you can update your BIOS only in a

few clicks without preparing an additional oppy diskette or other complicated ash

utility. Please be noted that the USB ash drive or hard drive must use FAT32/16/12

le system.

B550D4U-2T / B550D4U

6 7

English

1.4 Motherboard Layout

24.4cm (9.6 in)

ATXPWR1

VGA1

COM1

DDR4_A2 (64 bit, 288-pin module)

DDR4_A1 (64 bit, 288-pin module)

DDR4_B2 (64 bit, 288-pin module)

DDR4_B1 (64 bit, 288-pin module)

ATX12V1

USB 3.2

Gen2

T: USB3_2

B: USB3_1

IPMI_LAN

UID1

USB3_3_4

PCIE6

PCIE4

M2_2

M2_1

NUT42_2

NUT80_2

B550D4U-2T/

B550D4U

BMC

ROM

Socket

AM4 PGA 1331

1

PSU_SMB1

NUT42_1

NUT60_1

NUT80_1

NUT110_1

CLRCMOS1

1

AUX_PANEL1

HDLED RESET

PLED PWRBTN

PANEL1

1

Dr.

Debug

TPM1

1

SPEAKER1

1

IPMB1

BMC_SMB_1

BUZZER1

RoHS

23

1 4

8

7

9

10

11

15

13

17

16

18

19

12

2021272829

LAN3 LAN4

LAN2

LAN1

HDMI1

1

FRNT_VGA1

BAT1

FAN1

FAN2

FAN4

SATA_0

X710-AT2

SATA1

SATA2

SATA3

SATA4

SATA5

FAN6

1

Super

I/O

1

TPM_BIOS_PH1

BIOS

ROM

T 1

R

1

5

6

AMD

B550

22

24 23

30

ASPEED

2500

NUT60_2

(B550D4U-2T only)

(B550D4U-2T only)(B550D4U-2T only)

FAN3

NUT110_2

(Red)

FAN5

(B550D4U only)(B550D4U only)

(B550D4U only)

2526

SATAPWR1

14

8 9

English

No. Description

1 ATX 12V Power Connector (ATX12V1)

2 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1, Blue)*

3 PSU SMBus Header (PSU_SMB1)

4 ATX Power Connector (ATXPWR1)

5 System Fan Connector (6-pin) (FAN3)

6 System Fan Connector (6-pin) (FAN1)

7 System Fan Connector (6-pin) (FAN2)

8 System Fan Connector (6-pin) (FAN4)

9 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2, White)*

10 AM4 PGA 1331 Socket

11 M.2 Socket (M2_2) (Type 2242 / 2260 / 2280 / 22110)

12 SATA3 DOM Connector (SATA_0)

13 M.2 Socket (M2_1) (Type 2242 / 2260 / 2280 / 22110)

14 SATA DOM Power Connector (SATAPWR1)

15 USB 3.2 Gen1 Header (USB3_3_4)

16 TPM-SPI Header (TPM_BIOS_PH1)

17 SATA3 Connectors (SATA2)(Upper), (SATA1)(Lower)

18 SATA3 Connectors (SATA4)(Upper), (SATA3)(Lower)

19 System Fan Connector (4-pin) (FAN5)

20 SATA3 Connector (SATA5)

21 System Panel Header (PANEL1)

22 Auxiliary Panel Header (AUX_PANEL1)

23 TPM Header (TPM1)

24 System Fan Connector (4-pin) (FAN6)

25 Speaker Header (SPEAKER1)

26 ermal Sensor Header (TR1)

27 Clear CMOS Pad (CLRMOS1)

28 BMC SMBus Header (BMC_SMB_1)

29 Intelligent Platform Management Bus Header (IPMB1)

30 Front VGA Header (FRNT_VGA1)

*For DIMM installation and conguration instructions, please see p.20 (Installation of Memory Modules

(DIMM)) for more details.

B550D4U-2T / B550D4U

8 9

English

1.5 Onboard LED Indicators

ATXPWR1

DDR4_A2 (64 bit, 288-pin module)

DDR4_A1 (64 bit, 288-pin module)

DDR4_B2 (64 bit, 288-pin module)

DDR4_B1 (64 bit, 288-pin module)

B550D4U-2T

Socket

AM4 PGA 1331

1

RoHS

2

3

1

4

1

AMD

B550

5

6

7

8

10 11

English

No. Item Status Description

1 SB_PWR1 Green STB PWR ready

2FAN_LED1 Amber FAN1 failed

3FAN_LED3 Amber FAN3 failed

4FAN_LED2 Amber FAN2 failed

5FAN_LED4 Amber FAN4 failed

6FAN_LED5 Amber FAN5 failed

7FAN_LED6 Amber FAN6 failed

8BMC_LED1 Green BMC heartbeat LED

B550D4U-2T / B550D4U

10 11

English

1.6 I/O Panel

57

3

2

18

6 9

4

10

No. Description No. Description

1VGA Port (VGA1) 6 LAN RJ-45 Port (IPMI_LAN1)*

2 Serial Port (COM1) 7 HDMI Port

31G LAN RJ-45 Port (LAN1)***

(B550D4U only) 810G LAN RJ-45 Port (LAN3)**

(B550D4U-2T only)

41G LAN RJ-45 Port (LAN2)***

(B550D4U only) 910G LAN RJ-45 Port (LAN4)**

(B550D4U-2T only)

5 USB 3.2 Gen2 Ports (USB3_1_2) 10 UID Switch (UID1)

*ere are two LED next to the LAN port. Please refer to the table below for the LAN port

LED indications.

Dedicated IPMI LAN Port LED Indications

Activity / Link LED Speed LED

Status Description Status Description

O No Link O 10M bps connection or no

link

Blinking Yellow Data Activity Yellow 100M bps connection

On Link Green 1Gbps connection

ACT/LINK LED

SPEED LED

LAN Port

12 13

English

**ere are two LEDs on each LAN port. Please refer to the table below for the LAN port

LED indications.

10G LAN Port (LAN3, LAN4) LED Indications (B550D4U-2T only)

Activity / Link LED Speed LED

Status Description Status Description

O No Link O 100Mbps connection or

no link

Blinking Yellow Data Activity Orange 1Gbps connection

On Link Green 10Gbps connection

***ere are two LEDs on each LAN port. Please refer to the table below for the LAN port

LED indications.

1G LAN Port (LAN1, LAN2) LED Indications

Activity / Link LED Speed LED

Status Description Status Description

O No Link O 10Mbps connection or

no link

Blinking Orange Data Activity Yel low 100Mbps connection

On Link Green 1Gbps connection

ACT/LINK LED SPEED LED

LAN Port

ACT/LINK LED SPEED LED

LAN Port

ACT/LINK LED SPEED LED

B550D4U-2T / B550D4U

12 13

English

1.7 Block Diagram

B550D4U-2T

PCIE

PCIE/SATA

PCIE

LPC

PCIE GEN2 x1

USB

SPI

USB2.0

SPI

PCIE GEN3 x4 / SATA GEN3

SATA

USB3.2 GEN2 / USB2.0 USB

SATA

LPC

SPI

LPC

FAN

SPI

DDR4/VRAM

DDR4

DDR4 CHANNEL-A

CHANNEL-B

DDR4_A2

DDR4

10G LAN

ECC/ nonECC-UDIMM

DDR4_B2

NCSI

DISPLAYPORT

ECC/ nonECC-UDIMM

DDR4_B1

X710-AT2

USB 3.2 GEN1 HEADER USB3.2 GEN1 / USB2.0 USB

ECC/ nonECC-UDIMM

AMD PROCESSOR

Socket AM4 (PGA 1331)

Support Max：105 W

DDR4 DRAM

AST2500

VIDEO DAC

PCIE

USB

LPC

SPI FLASH

(512Mb)

PCIE SLOT6

SIO

NCT6796D-R

USB1 TYPE-A

HDMI

SAT A DO M

M.2_1

IPMI LAN

D-SUB

B550

FAN 6PIN x4+ 4PIN x2

COM CONNECTOR

USB2 TYPE-A

LPC TPM Header

SPI TPM Header

PCIE SLOT4

BIOS

SPI FLASH

32MB

DDR4_A1

PCIE GEN4 x4

PCIE GEN4 x16

ECC/ nonECC-UDIMM

SAT A1

ASM1061

SAT A4

SAT A3

SAT A5

SAT A2

PCIE GEN2 x1

PCIE GEN3 x4

UP-STREAM LINK

DOWN-STREAM LINK

DISPLAY

PCIE

SPI

SW ITCH

RTL8211E

RGMI I

VIDEO DAC

UART UART0

MAC1

LPC

MAC2

PCIE

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