ASROCK B550D4-4L User Manual
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ASROCK B550D4-4L User Manual

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B550D4-4L
User Manual
Version 1.0
Published March2021
Copyright©2021 ASRock Rack INC. All rights reserved.

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Summary of Contents for ASROCK B550D4-4L

  • Page 1 B550D4-4L User Manual Version 1.0 Published March2021 Copyright©2021 ASRock Rack INC. All rights reserved.
  • Page 2 (including damages for loss of profits, 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.
  • Page 3 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.)

  • Page 4: Table Of Contents

    Contents Chapter 1 Introduction Package Contents Specifications Unique Features Motherboard Layout Onboard LED Indicators I/O Panel Block Diagram Chapter 2 Installation Screw Holes Pre-installation Precautions Installing the CPU Installing the CPU Fan and Heatsink Installing Memory Modules (DIMM) Expansion Slots (PCI Express Slots) Onboard Headers and Connectors Dr.
  • Page 5 3.1.2 Navigation Keys Main Screen Advanced Screen 3.3.1 CPU Configuration 3.3.2 Chipset Configuration 3.3.3 Storage Configuration 3.3.4 ACPI Configuration 3.3.5 USB Configuration 3.3.6 Super IO Configuration 3.3.7 Serial Port Console Redirection 3.3.8 H/W Monitor 3.3.9 RAM Disk Configuration 3.3.10 Tls Auth Configuration 3.3.11 AMD PBS 3.3.12 AMD Overclocking 3.3.13 AMD CBS...
  • Page 6 3.5.1 CSM Parameters Exit Screen Chapter 4 Software Support Install Operating System Support CD Information 4.2.1 Running The Support CD 4.2.2 Drivers Menu 4.2.3 Utilities Menu 4.2.4 Contact Information Chapter 5 Troubleshooting Troubleshooting Procedures Technical Support Procedures Returning Merchandise for Service...

  • Page 7: Chapter 1 Introduction

    In case any modifications of this manual occur, the updated version will be available on ASRock Rack website without further notice. You may find 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 specific information about the model you are using.

  • Page 8: Specifications

    1.2 Specifications B550D4-4L MB Physical Status Form Factor Dimension 12"x9.6" (30.5 cm x 24.4 cm) Processor System 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 Gen AMD Ryzen™...
  • Page 9 B550D4-4L LAN Controller - 4 x RJ45 GLAN by Intel® I210-AT - 1 x RJ45 Dedicated IPMI LAN port - Supports Wake-On-LAN - Supports Energy Efficient Ethernet 802.3az - Supports PXE Management BMC Controller ASPEED AST2500 Graphics Controller ASPEED AST2500...
  • Page 10 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/DDR temperature sensing - MB/Card side temperature sensing...

  • Page 11: Unique Features

    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 file to your USB flash drive, floppy disk or hard drive, then you can update your BIOS only in a few clicks without preparing an additional floppy diskette or other complicated flash utility.

  • Page 12: Motherboard Layout

    ATX12V1 BIOS PCIE6 SATA1 RoHS SATA2 BUZZER1 B550 PCIE4 SATA3 SATA4 ASPEED AST2500 SATA5 FAN3 FAN5 SATA6 FAN4 FAN6 ATX12V2 NUT42_2 NUT80_2 NUT110_2 B550D4-4L USB_1_2 USB3_5_6 COM2 PANEL1 AUX_PANEL1 BMC_SMB_1 IPMB_1 TPM1 PLED PWRBTN SPEAKER1 LED_LAN_3_4 USB3_7 Debug HDLED RESET...
  • Page 13 B550D4-4L Description Front VGA Header (FRNT_VGA1)* 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1, Blue)** System Fan Connector (FAN1) PSU SMBus (PSU_SMB1) ATX Power Connector (ATXPWR1) 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2, White)** AM4 PGA 1331 Socket ATX 12V Power Connector (ATX12V1)
  • Page 14 Description Thermal Sensor Header (TR1) TPM-SPI Header (TPM_BIOS_PH1) *If the FRNT_VGA1 header is in use, there will be no signal on the rear VGA port. **For DIMM installation and configuration instructions, please see p.20 (Installation of Memory Modules (DIMM)) for more details.

  • Page 15: Onboard Led Indicators

    B550D4-4L 1.5 Onboard LED Indicators DDR4_B1 (64 bit, 288-pin moule) DDR4_B2 (64 bit, 288-pin module) DDR4_A1 (64 bit, 288-pin module) DDR4_A2 (64 bit, 288-pin module) Socket AM4 PGA 1331 BUZZER1 B550 B550D4-4L...
  • Page 16 Item Status Description FAN_LED1 Amber FAN1 failed SB_PWR1 Green STB PWR ready FAN_LED2 Amber FAN2 failed FAN_LED3 Amber FAN3 failed FAN_LED5 Amber FAN5 failed FAN_LED6 Amber FAN6 failed FAN_LED4 Amber FAN4 failed BMC_LED1 Green BMC heartbeat LED...

  • Page 17: I/O Panel

    B550D4-4L 1.6 I/O Panel No. Description No. Description Serial Port (COM1) LAN RJ-45 Port (LAN2)**** VGA Port (VGA1)* HDMI 1.4 Port (HDMI1)** LAN RJ-45 Port (IPMI_LAN)*** LAN RJ-45 Port (LAN3)**** USB 3.2 Gen1 Ports (USB3_1_2) LAN RJ-45 Port (LAN4)**** LAN RJ-45 Port (LAN1)**** UID Switch (UID1) USB 3.2 Gen2 Ports (USB3_3_4)
  • Page 18 LAN Port LED Indications ****There are two LED next to the LAN port. Please refer to the table below for the LAN port LED indications. ACT/LINK LED SPEED LED LAN Port LAN Port LED Indications Activity / Link LED Speed LED Status Description Status...

  • Page 19: Block Diagram

    B550D4-4L 1.7 Block Diagram ECC/nonECC-UDIMM DDR4 ECC/nonECC-UDIMM CHANNEL-A ECC/nonECC-UDIMM ECC/nonECC-UDIMM DDR4 ECC/nonECC-UDIMM ECC/nonECC-UDIMM DDR4 CHANNEL-B ECC/nonECC-UDIMM ECC/nonECC-UDIMM DDR4 HDMI DISPLAYPORT DISPLAY AMD PROCESSOR PCIE SLOT6 PCIE Socket AM4 (PGA 1331) PCIE GEN4 x16 Support Max：105 W PCIE SLOT4 PCIE PCIE GEN4 x4 USB TYPE-A USB3.2 GEN1 / USB2.0...

  • Page 20: Chapter 2 Installation

    Chapter 2 Installation This is a ATX form factor (9.6” x 12”, 24.4 cm x 30.5 cm) motherboard. Before you install the motherboard, study the configuration of your chassis to ensure that the motherboard fits into it. Make sure to unplug the power cord before installing or removing the motherboard. Failure to do so may cause physical injuries to you and damages to motherboard components.

  • Page 21: Installing The Cpu

    B550D4-4L 2.3 Installing the CPU Unplug all power cables before installing the CPU.

  • Page 23: Installing The Cpu Fan And Heatsink

    B550D4-4L 2.4 Installing the CPU Fan and Heatsink After you install the CPU into this motherboard, it is necessary to install a larger heatsink and cooling fan to dissipate heat. You also need to spray thermal grease between the CPU and the heatsink to improve heat dissipation. Make sure that the CPU and the heatsink are securely fastened and in good contact with each other.
  • Page 25 B550D4-4L...

  • Page 26: Installing Memory Modules (Dimm)

    2.5 Installing Memory Modules (DIMM) This motherboard provides four 288-pin DDR4 (Double Data Rate 4) DIMM slots, and supports Dual Channel Memory Technology. 1. For dual channel configuration, you always need to install identical (the same brand, speed, size and chip-type) DDR4 DIMM pairs. 2.
  • Page 27 B550D4-4L The DIMM only fits in one correct orientation. It will cause permanent damage to the motherboard and the DIMM if you force the DIMM into the slot at incorrect orientation.

  • Page 28: Expansion Slots (Pci Express Slots)

    2.6 Expansion Slots (PCI Express Slots) There are 2 PCI Express slots on this motherboard. PCIE slot: Vermeer/Matisse: PCIE4 (PCIE 4.0 x8 slot, from CPU) is used for PCI Express x4 lane width cards. PCIE6 (PCIE 4.0 x16 slot, from CPU) is used for PCI Express x16 lane width cards. Slot Generation Mechanical...

  • Page 29: Onboard Headers And Connectors

    B550D4-4L 2.7 Onboard Headers and Connectors Onboard headers and connectors are NOT jumpers. Do NOT place jumper caps over these headers and connectors. Placing jumper caps over the headers and connectors will cause permanent damage to the motherboard. System Panel Header...
  • Page 30 Auxiliary Panel Header This header supports multiple (18-pin AUX PANEL1) functions on the front panel, (see p.6, No. 21) including the front panel SMB, internet status indicator and chassis intrusion pin. A. Front panel SMBus connecting pin (6-1 pin FPSMB) This header allows you to connect SMBus (System Management Bus) equipment.
  • Page 31 B550D4-4L Serial ATA3 Connectors These connectors SATA1 (SATA1: support SATA data see p.6, No. 10) cables for internal SATA2 (SATA2: storage devices with up see p.6, No. 11) to 6.0 Gb/s data transfer (SATA3: rate. SATA5 SATA3 see p.6, No. 12)
  • Page 32 System Fan Connectors Please connect fan cables to the (6-pin FAN1) fan connectors and match the (see p.6, No. 3) black wire to the ground pin. FAN_VOLTAGE (6-pin FAN2) FAN_SPEED All fans support Fan Control. FAN_SPEED_CONTROL (see p.6, No. 9) SENSOR (6-pin FAN3) SENSOR...
  • Page 33 B550D4-4L Thermal Sensor Header Please connect the thermal (3-pin TR1) sensor cable to either pin 1-2 (see p.6, No. 33) or pin 2-3 and the other end to the device which you wish to monitor its temperature. Chassis Speaker Header...
  • Page 34 LAN4_LINK Front LAN LED This 4-pin connector is used LED_PWR Connector for the front LAN status (LED_LAN_3_4) indicator. LAN3_LINK LED_PWR (see p.6, No. 24) Intelligent Platform IPMB_SDA This 4-pin connector is used IPMB_SCL Management Bus Header to provide a cabled base-board (4-pin IPMB_1) or front panel connection for No connect...

  • Page 35: Dr. Debug

    B550D4-4L 2.8 Dr. Debug Dr. Debug is used to provide code information, which makes troubleshooting even easier. Please see the diagrams below for reading the Dr. Debug codes. Code Description 0x10 PEI_CORE_STARTED 0x11 PEI_CAR_CPU_INIT 0x15 PEI_CAR_NB_INIT 0x19 PEI_CAR_SB_INIT 0x31 PEI_MEMORY_INSTALLED...
  • Page 36 0x63 DXE_CPU_INIT 0x68 DXE_NB_HB_INIT 0x69 DXE_NB_INIT 0x6A DXE_NB_SMM_INIT 0x70 DXE_SB_INIT 0x71 DXE_SB_SMM_INIT 0x72 DXE_SB_DEVICES_INIT 0x78 DXE_ACPI_INIT 0x79 DXE_CSM_INIT 0x90 DXE_BDS_STARTED 0x91 DXE_BDS_CONNECT_DRIVERS 0x92 DXE_PCI_BUS_BEGIN 0x93 DXE_PCI_BUS_HPC_INIT 0x94 DXE_PCI_BUS_ENUM 0x95 DXE_PCI_BUS_REQUEST_RESOURCES 0x96 DXE_PCI_BUS_ASSIGN_RESOURCES 0x97 DXE_CON_OUT_CONNECT 0x98 DXE_CON_IN_CONNECT...
  • Page 37 B550D4-4L 0x99 DXE_SIO_INIT 0x9A DXE_USB_BEGIN 0x9B DXE_USB_RESET 0x9C DXE_USB_DETECT 0x9D DXE_USB_ENABLE 0xA0 DXE_IDE_BEGIN 0xA1 DXE_IDE_RESET 0xA2 DXE_IDE_DETECT 0xA3 DXE_IDE_ENABLE 0xA4 DXE_SCSI_BEGIN 0xA5 DXE_SCSI_RESET 0xA6 DXE_SCSI_DETECT 0xA7 DXE_SCSI_ENABLE 0xA8 DXE_SETUP_VERIFYING_PASSWORD 0xA9 DXE_SETUP_START 0xAB DXE_SETUP_INPUT_WAIT 0xAD DXE_READY_TO_BOOT 0xAE DXE_LEGACY_BOOT...
  • Page 38 0xAF DXE_EXIT_BOOT_SERVICES 0xB0 RT_SET_VIRTUAL_ADDRESS_MAP_BEGIN 0xB1 RT_SET_VIRTUAL_ADDRESS_MAP_END 0xB2 DXE_LEGACY_OPROM_INIT 0xB3 DXE_RESET_SYSTEM 0xB4 DXE_USB_HOTPLUG 0xB5 DXE_PCI_BUS_HOTPLUG 0xB6 DXE_NVRAM_CLEANUP 0xB7 DXE_CONFIGURATION_RESET 0xF0 PEI_RECOVERY_AUTO 0xF1 PEI_RECOVERY_USER 0xF2 PEI_RECOVERY_STARTED 0xF3 PEI_RECOVERY_CAPSULE_FOUND 0xF4 PEI_RECOVERY_CAPSULE_LOADED 0xE0 PEI_S3_STARTED 0xE1 PEI_S3_BOOT_SCRIPT 0xE2 PEI_S3_VIDEO_REPOST...
  • Page 39 B550D4-4L 0xE3 PEI_S3_OS_WAKE 0x50 PEI_MEMORY_INVALID_TYPE 0x53 PEI_MEMORY_NOT_DETECTED 0x55 PEI_MEMORY_NOT_INSTALLED 0x57 PEI_CPU_MISMATCH 0x58 PEI_CPU_SELF_TEST_FAILED 0x59 PEI_CPU_NO_MICROCODE 0x5A PEI_CPU_ERROR 0x5B PEI_RESET_NOT_AVAILABLE 0xD0 DXE_CPU_ERROR 0xD1 DXE_NB_ERROR 0xD2 DXE_SB_ERROR 0xD3 DXE_ARCH_PROTOCOL_NOT_AVAILABLE 0xD4 DXE_PCI_BUS_OUT_OF_RESOURCES 0xD5 DXE_LEGACY_OPROM_NO_SPACE 0xD6 DXE_NO_CON_OUT 0xD7 DXE_NO_CON_IN...
  • Page 40 0xD8 DXE_INVALID_PASSWORD 0xD9 DXE_BOOT_OPTION_LOAD_ERROR 0xDA DXE_BOOT_OPTION_FAILED 0xDB DXE_FLASH_UPDATE_FAILED 0xDC DXE_RESET_NOT_AVAILABLE 0xE8 PEI_MEMORY_S3_RESUME_FAILED 0xE9 PEI_S3_RESUME_PPI_NOT_FOUND 0xEA PEI_S3_BOOT_SCRIPT_ERROR 0xEB PEI_S3_OS_WAKE_ERROR...

  • Page 41: Unit Identification Purpose Led/Switch

    B550D4-4L 2.9 Unit Identification purpose LED/Switch With the UID button, You are able to locate the server you’re working on from behind a rack of servers. Unit Identification When the UID button on the purpose LED (UID_ front or rear panel is pressed,...

  • Page 42: M.2_Ssd (Ngff) Module Installation Guide

    2.11 M.2_SSD (NGFF) Module Installation Guide The M.2, also known as the Next Generation Form Factor (NGFF), is a small size and versatile card edge connector that aims to replace mPCIe and mSATA. The Ultra M.2 Socket (M2_1) supports a M.2 SATA3 6.0 Gb/s module or a M.2 PCI Express module up to Gen3 x4(32Gb/s).
  • Page 43 B550D4-4L Step 3 Move the standoff based on the module type and length. Skip Step 3 and 4 and go straight to Step 5 if you are going to use the default nut. Otherwise, release the standoff by hand. Step 4 Peel off the yellow protective film on the nut to be used.

  • Page 44: Chapter 3 Uefi Setup Utility

    Chapter 3 UEFI Setup Utility 3.1 Introduction This section explains how to use the UEFI SETUP UTILITY to configure your system. The UEFI chip on the motherboard stores the UEFI SETUP UTILITY. You may run the UEFI SETUP UTILITY when you start up the computer. Please press <F2> or <Del> during the Power-On-Self-Test (POST) to enter the UEFI SETUP UTILITY;...

  • Page 45: Navigation Keys

    B550D4-4L 3.1.2 Navigation Keys Please check the following table for the function description of each navigation key. Navigation Key(s) Function Description Moves cursor left or right to select Screens Moves cursor up or down to select items + / - To change option for the selected items <Tab>...

  • Page 46: Main Screen

    3.2 Main Screen Once you enter the UEFI SETUP UTILITY, the Main screen will appear and display the system overview. The Main screen provides system overview information and allows you to set the system time and date.

  • Page 47: Advanced Screen

    B550D4-4L 3.3 Advanced Screen In this section, you may set the configurations for the following items: CPU Configura- tion, Chipset Configuration, Storage Configuration, ACPI Configuration, USB Configura- tion, Super IO Configuration, Serial Port Console Redirection, H/W Monitor, RAM Disk Configuration, Tls Auth Configuration, AMD PBS, AMD Overclocking, AMD CBS and Instant Flash.

  • Page 48: Cpu Configuration

    3.3.1 CPU Configuration PSS Support Enable/disable the generation of ACPI _PPC, _PSS, and _PCT objects. AMD fTPM switch To select. 0: AMD CPU fTPM. 1 - LPC TPM. 2 - SPI TPM SVM Mode Enable/disable CPU Virtualization.

  • Page 49: Chipset Configuration

    B550D4-4L 3.3.2 Chipset Configuration Above 4G Decoding Globally Enables or Disables 64bit capable Devices to be Decoded in Above 4G Address Space (Only if System Supports 64 bit PCI Decoding). SR-IOV Support If system has SR-IOV capable PCIe Devices, this option Enables or Disables Single Root IO Virtualization Support.

  • Page 50: Storage Configuration

    3.3.3 Storage Configuration SATA Mode Select SATA Mode. Storage Configuration of Vermeer / Matisse series CPU Configure storage devices of Vermeer / Matisse series CPU.

  • Page 51: Acpi Configuration

    B550D4-4L 3.3.4 ACPI Configuration PCIE Devices Power On Allow the system to be waked up by a PCIE device and enable wake on LAN. RTC Alarm Power On Allow the system to be waked up by the real time clock alarm. Set it to By OS to let it be...

  • Page 52: Usb Configuration

    3.3.5 USB Configuration Legacy USB Support Enables Legacy USB support. AUTO option disables legacy support if no USB devices are connected. DISABLE option will keep USB devices available only for EFI applications.

  • Page 53: Super Io Configuration

    B550D4-4L 3.3.6 Super IO Configuration Serial Port 1 Configuration Use this item to set parameters of Serial Port 1 (COM1). Serial Port Use this item to enable or disable the serial port. Serial Port Address Use this item to select an optimal setting for Super IO device.
  • Page 54 Serial Port Use this item to enable or disable the serial port. Change Settings Use this item to select an optimal setting for Super IO device.

  • Page 55: Serial Port Console Redirection

    B550D4-4L 3.3.7 Serial Port Console Redirection COM1 / SOL / COM2 Console Redirection Use this option to enable or disable Console Redirection. If this item is set to Enabled, you can select a COM Port to be used for Console Redirection.
  • Page 56 Bits Per Second Use this item to select the serial port transmission speed. The speed used in the host computer and the client computer must be the same. Long or noisy lines may require lower transmission speed. The options include [9600], [19200], [57600] and [115200]. Data Bits Use this item to set the data transmission size.
  • Page 57 B550D4-4L Redirect After POST When Bootloader is selected, then Legacy Console Redirection is disabled before booting to legacy OS. When Always Enable is selected, then Legacy Console Redirection is enabled for legacy OS. Default setting for this option is set to Always Enable.

  • Page 58: H/W Monitor

    3.3.8 H/W Monitor In this section, it allows you to monitor the status of the hardware on your system, includ- ing the parameters of the CPU temperature, motherboard temperature, CPU fan speed, chassis fan speed, and the critical voltage. Watch Dog Timer This allows you to enable or disable the Watch Dog Timer.

  • Page 59: Ram Disk Configuration

    B550D4-4L 3.3.9 RAM Disk Configuration Disk Memery Type Specifies type of memory to use from available memory pool in system to create a disk. Create raw Create a raw RAM disk. Create from file Create a RAM disk from a given file.

  • Page 60: Tls Auth Configuration

    3.3.10 Tls Auth Configuration Server CA Configuration Press <Enter> to configure Server CA. Client Cert Configuration Enroll Cert Press <Enter> to enroll cert. Delete Cert Press <Enter> to delete cert.

  • Page 61: Amd Pbs

    B550D4-4L 3.3.11 AMD PBS AMD Firmware Version Show all of AMD Firmware Version. Graphics Features Show all of AMD Firmware Version. MITT/WITT Selection Use this item to configure MITT/WITT Selection. LAN Power Enable Use this item to enable or disable LAN power.
  • Page 62 Data Link Feature Exchange Enable or Disable Data Link Feature Exchange, try to disable it if any Legacy Endpoint can not boot. Unused GPP Clocks Off Turn Unused GPP Clocks Off. Clock Power Management (CLKREQ#) Enable or disable CLKREQ#. Adjust APU VDDP Adjust APU VDDP, stepping is 2.5mV.
  • Page 63 B550D4-4L Enable wake up event occurs. Power Policy Use this item to configure the power policy. Thunderbolt Support Use this item to enable Thunderbolt Support. Zero-Power ODD To Enable or Disable Zero-Power ODD Feature.

  • Page 64: Amd Overclocking

    3.3.12 AMD Overclocking The AMD Overclocking menu accesses options for configuring CPU frequency and voltage.

  • Page 65: Amd Cbs

    B550D4-4L 3.3.13 AMD CBS CPU Common Options Use this item to configure CPU Common options. DF Common Options Use this item to configure DF Common options. UMC Common Options Use this item to configure UMC Common options. NBIO Common Options Use this item to configure NBIO Common options.

  • Page 66: Instant Flash

    3.3.14 Instant Flash Instant Flash is a UEFI flash utility embedded in Flash ROM. This convenient UEFI update tool allows you to update system UEFI without entering operating systems ® first like MS-DOS or Windows . Just save the new UEFI file to your USB flash drive, floppy disk or hard drive and launch this tool, then you can update your UEFI only in a few clicks without preparing an additional floppy diskette or other compli- cated flash utility.

  • Page 67: Server Mgmt

    B550D4-4L 3.4 Server Mgmt Wait For BMC Wait For BMC response for specified time out. BMC starts at the same time when BIOS starts during AC power ON. It takes around 90 seconds to initialize Host to BMC interfaces.

  • Page 68: System Event Log

    3.4.1 System Event Log SEL Components Change this to enable ro disable event logging for error/progress codes during boot. Erase SEL Use this to choose options for earsing SEL. When SEL is Full Use this to choose options for reactions to a full SEL. Log EFI Status Codes Use this item to disable the logging of EFI Status Codes or log only error code or only progress code or both.

  • Page 69: Bmc Network Configuration

    B550D4-4L 3.4.2 BMC Network Configuration BMC Out of Band Access Enabled/Disabled BMC Out of band Access. Manual Setting IPMI LAN If [No] is selected, the IP address is assigned by DHCP. If you prefer using a static IP address, toggle to [Yes], and the changes take effect after the system reboots. The default value is [No].
  • Page 70 The default login information for the IPMI web interface is: Username: admin Password: admin For more instructions on how to set up remote control environment and use the IPMI man- agement platform, please refer to the IPMI Configuration User Guide or go to the Support website at: http://www.asrockrack.com/support/faq.asp VLAN Enabled/Disabled Virtual Local Area Network.

  • Page 71: Bmc Tools

    B550D4-4L 3.4.3 BMC Tools Load BMC Default Settings Use this item to Load BMC Default Settings KCS Control Select this KCS interface state after POST end. If [Enabled] us selected, the BMC will remain KCS interface after POST stage. If [Disabled] is selected, the BMC will disable KCS...

  • Page 72: Security

    3.4 Security In this section, you may set or change the supervisor/user password for the system. For the user password, you may also clear it. Supervisor Password Set or change the password for the administrator account. Only the administrator has authority to change the settings in the UEFI Setup Utility. Leave it blank and press enter to remove the password.

  • Page 73: Key Management

    B550D4-4L 3.4.1 Key Management In this section, expert users can modify Secure Boot Policy variables without full authenti- cation. Factory Key Provision Allow to provision factory default Secure Boot keys when System is in Setup Mode. Install Default Secure Boot Keys Please install default secure boot keys if it’s the first time you use secure boot.
  • Page 74 c) EFI_CERT_RSA2048 (bin) d) EFI_CERT_SHAXXX 2. Authenticated UEFI Variable 3. EFI PE/COFF Image(SHA256) Key Source: Default, External, Mixed Key Exchange Keys Enroll Factory Defaults or load certificates from a file: 1. Public Key Certificate: a) EFI_SIGNATURE_LIST b) EFI_CERT_X509 (DER) c) EFI_CERT_RSA2048 (bin) d) EFI_CERT_SHAXXX 2.
  • Page 75 B550D4-4L a) EFI_SIGNATURE_LIST b) EFI_CERT_X509 (DER) c) EFI_CERT_RSA2048 (bin) d) EFI_CERT_SHAXXX 2. Authenticated UEFI Variable 3. EFI PE/COFF Image(SHA256) Key Source: Default, External, Mixed Authorized TimeStamps Enroll Factory Defaults or load certificates from a file: 1. Public Key Certificate: a) EFI_SIGNATURE_LIST...

  • Page 76: Boot Screen

    3.5 Boot Screen In this section, it will display the available devices on your system for you to configure the boot settings and the boot priority. Boot Option #1 Use this item to set the system boot order. Boot Option Filter This option controls Legacy/UEFI ROMs priority.
  • Page 77 B550D4-4L Boot Beep Select whether the Boot Beep should be turned on or off when the system boots up. Please note that a buzzer is needed. Full Screen Logo Use this item to enable or disable OEM Logo. The default value is [Enabled].

  • Page 78: Csm Parameters

    3.5.1 CSM Parameters Enable to launch the Compatibility Support Module. Please do not disable unless you’re running a WHCK test. If you are using Windows Server 2012 R2 or later ver- sions 64-bit UEFI and all of your devices support UEFI, you may also disable CSM for faster boot speed.

  • Page 79: Exit Screen

    B550D4-4L 3.6 Exit Screen Save Changes and Exit When you select this option, the following message “Save configuration changes and exit setup?” will pop-out. Press <F10> key or select [Yes] to save the changes and exit the UEFI SETUP UTILITY.

  • Page 80: Chapter 4 Software Support

    4.2.4 Contact Information If you need to contact ASRock Rack or want to know more about ASRock Rack, welcome to visit ASRock Rack’s website at http://www.ASRockRack.com; or you may contact your...

  • Page 81: Chapter 5 Troubleshooting

    B550D4-4L Chapter 5 Troubleshooting 5.1 Troubleshooting Procedures Follow the procedures below to troubleshoot your system. Always unplug the power cord before adding, removing or changing any hardware com- ponents. Failure to do so may cause physical injuries to you and damages to motherboard components.
  • Page 82 1. Verify if the battery on the motherboard provides ~3VDC. Install a new battery if it does not. 2. Confirm whether your power supply provides adaquate and stable power. Other problems... 1. Try searching keywords related to your problem on ASRock Rack’s FAQ page: http://www.asrockrack.com/support...

  • Page 83: Technical Support Procedures

    B550D4-4L 5.2 Technical Support Procedures If you have tried the troubleshooting procedures mentioned above and the problems are still unsolved, please contact ASRock Rack’s technical support with the following information: 1. Your contact information 2. Model name, BIOS version and problem type.

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