Version 1.0 Published May 2020 Copyright©2020 ASRock INC. All rights reserved. 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 Inc.
AUSTRALIA ONLY Our goods come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage caused by our goods. You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure. If you require assistance please call ASRock Tel : +886-2-28965588 ext.
Contents Chapter 1 Introduction 1 1.1 Package Contents 1 1.2 Specifications 2 1.3 Motherboard Layout 6 1.4 I/O Panel 8 Chapter 2 Installation 10 2.1 Installing the CPU 11 2.2 Installing the CPU Fan and Heatsink 13 2.3 Installing Memory Modules (DIMM) 21 2.4 Expansion Slots (PCI Express Slots) 23 2.5 Jumpers Setup 24 2.6 Onboard Headers and Connectors 25 2.7 M.2_SSD (NGFF) Module Installation Guide 29 Chapter 3 Software and Utilities Operation 33 3.
3.3.3 BIOS & Drivers 41 3.3.4 Setting 42 Chapter 4 UEFI SETUP UTILITY 43 4.1 Introduction 43 4.1.1 UEFI Menu Bar 43 4.1.2 Navigation Keys 44 4.2 Main Screen 45 4.3 OC Tweaker Screen 46 4.4 Advanced Screen 49 4.4.1 CPU Configuration 50 4.4.2 Onboard Devices Configuration 51 4.4.3 Storage Configuration 53 4.4.4 ACPI Configuration 54 4.4.5 Trusted Computing 55 4.4.6 AMD PBS 56 4.4.7 AMD Overclocking 57 4.4.8 AMD CBS 58 4.5 Tools 59 4.
B550M-HDV Chapter 1 Introduction Thank you for purchasing ASRock B550M-HDV motherboard, a reliable motherboard produced under ASRock’s consistently stringent quality control. It delivers excellent performance with robust design conforming to ASRock’s commitment to quality and endurance. In this documentation, Chapter 1 and 2 contains the introduction of the motherboard and step-by-step installation guides. Chapter 3 contains the operation guide of the software and utilities.
1.2 Specifications Platform CPU Chipset English 2 • Micro ATX Form Factor • Solid Capacitor design • Supports 3rd Gen AMD AM4 Ryzen™ / future AMD Ryzen™ Processors (3000 and 4000 Series Processors)* * Not compatible with AMD Ryzen™ 5 3400G and Ryzen™ 3 3200G.
B550M-HDV Graphics • Integrated AMD RadeonTM Vega Series Graphics in Ryzen Series APU* * Actual support may vary by CPU • DirectX 12, Pixel Shader 5.0 • Shared memory default 2GB. Max Shared memory supports up to 16GB. * The Max shared memory 16GB requires 32GB system memory installed. • Three graphics output options: D-Sub, DVI-D and HDMI • Supports Triple Monitor • Supports HDMI 2.1 with max. resolution up to 4K x 2K (4096x2160) @ 60Hz • Supports DVI-D with max.
Rear Panel I/O • • • • • • • 1 x PS/2 Mouse/Keyboard Port 1 x D-Sub Port 1 x DVI-D Port 1 x HDMI Port 2 x USB 2.0 Ports (Supports ESD Protection) 4 x USB 3.2 Gen1 Ports (Supports ESD Protection) 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED) • HD Audio Jacks: Line in / Front Speaker / Microphone English 4 Storage • 4 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1 and RAID 10), NCQ, AHCI and Hot Plug • 1 x Hyper M.2 Socket, supports M Key type 2242/2260/2280 M.2 SATA3 6.
B550M-HDV BIOS Feature • • • • • • AMI UEFI Legal BIOS with GUI support Supports “Plug and Play” ACPI 5.1 compliance wake up events Supports jumperfree SMBIOS 2.3 support CPU, CPU VDDCR_SOC, DRAM, VDDP Voltage Multiadjustment Hardware Monitor • Temperature Sensing: CPU, Chassis Fans • Fan Tachometer: CPU, Chassis Fans • Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, Chassis Fans • Fan Multi-Speed Control: CPU, Chassis Fans • CASE OPEN detection • Voltage monitoring: +12V, +5V, +3.
1.3 Motherboard Layout 2 1 3 CPU_FAN1 ATX12V PS2 Keyboard/ Mouse USB 3.2 Gen1 T: USB1 B: USB2 Center: FRONT Top: LINE IN Bottom: MIC IN CHA_FAN1 SPI_TPM_J1 ATXPWR1 4 USB3_5_6 CMOS Battery RJ-45 LAN USB 3.2 Gen1 T: USB3 B: USB4 DDR4_A2 (64 bit, 288-pin module) FSB800 SOCKET AM4 DDR4_A1 (64 bit, 288-pin module) HDMI1 B550M-HDV USB 2.
B550M-HDV 1 ATX 12V Power Connector (ATX12V1) 2 CPU Fan Connector (CPU_FAN1) 3 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1) 4 ATX Power Connector (ATXPWR1) 5 USB 3.2 Gen1 Header (USB3_5_6) 6 SATA3 Connector (SATA3_3) 7 SATA3 Connector (SATA3_4) 8 SATA3 Connector (SATA3_1) 9 SATA3 Connector (SATA3_2) 10 System Panel Header (PANEL1) 11 Chassis Intrusion and Speaker Header (SPK_CI1) 12 Chassis Fan Connector (CHA_FAN2) 13 USB 2.0 Header (USB_3_4) 14 USB 2.
1.4 I/O Panel 1 11 2 10 No. Description 8 9 3 4 5 7 6 No. Description 1 USB 2.0 Ports (USB_12) 7 USB 3.2 Gen1 Ports (USB3_34) 2 D-Sub Port 8 USB 3.2 Gen1 Ports (USB3_12) 3 LAN RJ-45 Port* 9 DVI-D Port 4 Line In (Light Blue)** 10 HDMI Port 5 Front Speaker (Lime)** 11 PS/2 Mouse/Keyboard Port 6 Microphone (Pink)** * There are two LEDs on each LAN port. Please refer to the table below for the LAN port LED indications.
B550M-HDV Port Function Light Blue (Rear panel) Lime (Rear panel) Pink (Rear panel) Lime (Front panel) Rear Speaker Out Front Speaker Out Central /Subwoofer Speaker Out Side Speaker Out English ** Function of the Audio Ports in 7.
Chapter 2 Installation This is a Micro ATX form factor motherboard. Before you install the motherboard, study the configuration of your chassis to ensure that the motherboard fits into it. Pre-installation Precautions Take note of the following precautions before you install motherboard components or change any motherboard settings. • 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.
B550M-HDV 2.1 Installing the CPU Unplug all power cables before installing the CPU.
3 English 12
B550M-HDV 2.2 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. Please turn off the power or remove the power cord before changing a CPU or heatsink.
English CP U_ FA N1 3 4 14
B550M-HDV Installing the AM4 Box Cooler SR2 1 English 2 15
3 English 16
B550M-HDV CP U_ FA N 1 4 English *The diagrams shown here are for reference only. The headers might be in a different position on your motherboard.
Installing the AM4 Box Cooler SR3 1 2 English 18
B550M-HDV 3 English 4 19
CP U_ FA N1 5 CP U_ FA N 1 6 +12V RG B _L ED 2 English *The diagrams shown here are for reference only. The headers might be in a different position on your motherboard.
B550M-HDV 2.3 Installing Memory Modules (DIMM) This motherboard provides two 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. It is unable to activate Dual Channel Memory Technology with only one memory module installed. 3.
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.
B550M-HDV 2.4 Expansion Slots (PCI Express Slots) There are 2 PCI Express slots on the motherboard. Before installing an expansion card, please make sure that the power supply is switched off or the power cord is unplugged. Please read the documentation of the expansion card and make necessary hardware settings for the card before you start the installation. PCIe slots: PCIE1 (PCIe 4.0 x16 slot) is used for PCI Express x16 lane width graphics cards. PCIE2 (PCIe 3.
2.5 Jumpers Setup The illustration shows how jumpers are setup. When the jumper cap is placed on the pins, the jumper is “Short”. If no jumper cap is placed on the pins, the jumper is “Open”. Clear CMOS Jumper (CLRMOS1) (see p.6, No. 16) Short: Clear CMOS 2-pin Jumper Open: Default CLRMOS1 allows you to clear the data in CMOS. To clear and reset the system parameters to default setup, please turn off the computer and unplug the power cord from the power supply.
B550M-HDV 2.6 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 (9-pin PANEL1) (see p.6, No. 10) PLED+ PLEDPWRBTN# GND 1 GND RESET# GND HDLEDHDLED+ Connect the power switch, reset switch and system status indicator on the chassis to this header according to the pin assignments below.
Chassis Intrusion and Speaker Header (7-pin SPK_CI1) (see p.6, No. 11) Please connect the chassis intrusion and the chassis speaker to this header. SPEAKER DUMMY DUMMY +5V 1 USB 2.0 Headers (9-pin USB_3_4) (see p.6, No. 13) (9-pin USB_5_6) (see p.6, No. 14) USB 3.2 Gen1 Header (19-pin USB3_5_6) (see p.6, No. 5) SATA3_1 SATA3_3 Serial ATA3 Connectors (SATA3_1: see p.6, No. 8) (SATA3_2: see p.6, No. 9) (SATA3_3: see p.6, No. 6) (SATA3_4: see p.6, No.
B550M-HDV 1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly. Please follow the instructions in our manual and chassis manual to install your system. 2. If you use an AC’97 audio panel, please install it to the front panel audio header by the steps below: A. Connect Mic_IN (MIC) to MIC2_L. B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L. C. Connect Ground (GND) to Ground (GND). D.
ATX 12V Power Connector (4-pin ATX12V1) (see p.6, No. 1) Please connect an ATX 12V power supply to this connector. *The power supply plug fits into this connector in only one orientation. Serial Port Header (9-pin COM1) (see p.6, No. 15) RRXD1 DDTR#1 DDSR#1 CCTS#1 1 This COM1 header supports a serial port module. RRI#1 RRTS#1 GND TTXD1 DDCD#1 SPI_DQ3 SPI TPM Header (13-pin SPI_TPM_J1) (see p.6, No. 18) +3.
B550M-HDV 2.7 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 Hyper M.2 Socket supports M Key type 2242/2260/2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen4x4 (64 Gb/s) (with Matisse) or Gen3x4 (32 Gb/s) (with Renoir). Installing the M.2_SSD (NGFF) Module Step 1 Prepare a M.2_SSD (NGFF) module and the screw.
Step 3 C B Move the standoff based on the module type and length. The standoff is placed at the nut location C by default. 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. A Step 4 C B Peel off the yellow protective film on the nut to be used. Hand tighten the standoff into the desired nut location on the motherboard. A Step 5 Gently insert the M.2 (NGFF) SSD module into the M.2 slot. Please be aware that the M.
B550M-HDV Step 6 NUT2 NUT1 English C Tighten the screw with a screwdriver to secure the module into place. Please do not overtighten the screw as this might damage the module.
M.
B550M-HDV Chapter 3 Software and Utilities Operation 3.1 Installing Drivers The Support CD that comes with the motherboard contains necessary drivers and useful utilities that enhance the motherboard’s features. Running The Support CD To begin using the support CD, insert the CD into your CD-ROM drive. The CD automatically displays the Main Menu if “AUTORUN” is enabled in your computer. If the Main Menu does not appear automatically, locate and double click on the file “ASRSETUP.
3.2 ASRock Motherboard Utility (A-Tuning) ASRock Motherboard Utility (A-Tuning) is ASRock’s multi purpose software suite with a new interface, more new features and improved utilities. 3.2.1 Installing ASRock Motherboard Utility (A-Tuning) ASRock Motherboard Utility (A-Tuning) can be downloaded from ASRock Live Update & APP Shop. After the installation, you will find the icon “ASRock Motherboard Utility (A-Tuning)“ on your desktop.
B550M-HDV OC Tweaker Configurations for overclocking the system. System Info English View information about the system. *The System Browser tab may not appear for certain models.
FAN-Tastic Tuning Configure up to five different fan speeds using the graph. The fans will automatically shift to the next speed level when the assigned temperature is met. Settings Configure ASRock ASRock Motherboard Utility (A-Tuning). Click to select "Auto run at Windows Startup" if you want ASRock Motherboard Utility (A-Tuning) to be launched when you start up the Windows operating system.
B550M-HDV 3.3 ASRock Live Update & APP Shop The ASRock Live Update & APP Shop is an online store for purchasing and downloading software applications for your ASRock computer. You can quickly and easily install various apps and support utilities. With ASRock Live Update & APP Shop, you can optimize your system and keep your motherboard up to date simply with a few clicks. Double-click utility.
3.3.2 Apps When the "Apps" tab is selected, you will see all the available apps on screen for you to download. Installing an App Step 1 Find the app you want to install. The most recommended app appears on the left side of the screen. The other various apps are shown on the right. Please scroll up and down to see more apps listed. You can check the price of the app and whether you have already intalled it or not. - The red icon displays the price or "Free" if the app is free of charge.
B550M-HDV Step 3 If you want to install the app, click on the red icon to start downloading. Step 4 When installation completes, you can find the green "Installed" icon appears on the upper right corner. . English To uninstall it, simply click on the trash can icon *The trash icon may not appear for certain apps.
Upgrading an App You can only upgrade the apps you have already installed. When there is an available new version for your app, you will find the mark of "New Version" appears below the installed app icon. Step 1 Click on the app icon to see more details. Step 2 Click on the yellow icon English 40 to start upgrading.
B550M-HDV 3.3.3 BIOS & Drivers Installing BIOS or Drivers When the "BIOS & Drivers" tab is selected, you will see a list of recommended or critical updates for the BIOS or drivers. Please update them all soon. Step 1 Please check the item information before update. Click on to see more details. Step 2 Click to select one or more items you want to update. Step 3 English Click Update to start the update process.
3.3.4 Setting In the "Setting" page, you can change the language, select the server location, and determine if you want to automatically run the ASRock Live Update & APP Shop on Windows startup.
B550M-HDV Chapter 4 UEFI SETUP UTILITY 4.1 Introduction This section explains how to use the UEFI SETUP UTILITY to configure your system. You may run the UEFI SETUP UTILITY by pressing or right after you power on the computer, otherwise, the Power-On-Self-Test (POST) will continue with its test routines. If you wish to enter the UEFI SETUP UTILITY after POST, restart the system by pressing + + , or by pressing the reset button on the system chassis.
4.1.2 Navigation Keys Use < > key or < > key to choose among the selections on the menu bar, and use < > key or < > key to move the cursor up or down to select items, then press to get into the sub screen. You can also use the mouse to click your required item. Please check the following table for the descriptions of each navigation key.
B550M-HDV 4.2 Main Screen English When you enter the UEFI SETUP UTILITY, the Main screen will appear and display the system overview.
4.3 OC Tweaker Screen In the OC Tweaker screen, you can set up overclocking features. Because the UEFI software is constantly being updated, the following UEFI setup screens and descriptions are for reference purpose only, and they may not exactly match what you see on your screen. CPU Frequency and Voltage(VID) Change If this item is set to [Manual], the multiplier and voltage will be set based on user selection. Final result is depending on the CPU's capability.
B550M-HDV CCX1 Frequency (MHz) Use this item to adjust CCX1 Frequency. CCD1 CCX0 Frequency (MHz) Use this item to adjust CCX0 Frequency. CCX1 Frequency (MHz) Use this item to adjust CCX1 Frequency. SoC/Uncore OC Voltage(VID) Specify the SoC/Uncore voltage (VDD_SOC) in mV to support memory and Infinity Fabric overclocking. VDD_SOC also determines the GPU voltage on processors with integrated graphics. “SoC/Uncore OC Mode” needs to be enabled to force this voltage.
DRAM Frequency If [Auto] is selected, the motherboard will detect the memory module(s) inserted and assign the appropriate frequency automatically. Setting DRAM Frequency can adjust DRAM Timing. Infinity Fabric Frequency and Dividers AMD Overclocking Setup Set Infinity Fabric frequency (FCLK). Auto: FCLK = MCLK. Manual: FCLK must be less than or equal to MCLK for best performance in most cases.
B550M-HDV 4.4 Advanced Screen In this section, you may set the configurations for the following items: CPU Configuration, Onboard Devices Configuration, Storage Configuration, ACPI Configuration, Trusted Computing, AMD PBS, AMD Overclocking and AMD CBS. Setting wrong values in this section may cause the system to malfunction. UEFI Configuration Active Page on Entry Select the default page when entering the UEFI setup utility.
4.4.1 CPU Configuration PSS Support Use this to enable or disable the generation of ACPI_PPC, _PSS, and _PCT objects. NX Mode Use this to enable or disable NX mode. SVM Mode When this is set to [Enabled], a VMM (Virtual Machine Architecture)can utilize the additional hardware capabilities provided by AMD-V. The default value is [Enabled]. Coniguration options: [Enabled] and [Disabled]. SMT Mode This item can be used to disable symmetric multithreading.
B550M-HDV 4.4.2 Onboard Devices Configuration SR-IOV Support Enable/disable the SR-IOV (Single Root IO Virtualization Support) if the system has SR-IOV capable PCIe devices. UMA Frame buffer Size (Only for processor with integrated graphics) This item allows you to set the size of the UMA frame buffer. Gnb HD Audio Enable/disable onboard HD audio. Set to Auto to enable onboard HD audio and automatically disable it when a sound card is installed. Front Panel Enable/disable front panel HD audio.
BT On/Off Enable/disable the bluetooth. PS2 Y-Cable Enable the PS2 Y-Cable or set this option to Auto.
B550M-HDV 4.4.3 Storage Configuration SATA Mode AHCI: Supports new features that improve performance. RAID: Combine multiple disk drives into a logical unit. SATA Hot Plug English Enable/disable the SATA Hot Plug function.
4.4.4 ACPI Configuration Suspend to RAM It is recommended to select auto for ACPI S3 power saving. Deep Sleep Configure deep sleep mode for power saving when the computer is shut down. PS/2 Keyboard S4/S5 Wakeup Support Allow the system to be waked up by a PS/2 Keyboard in S4/S5. 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.
B550M-HDV 4.4.5 Trusted Computing Security Device Support English Enable or disable BIOS support for security device.
4.4.6 AMD PBS The AMD PBS menu accesses AMD specific features.
B550M-HDV 4.4.7 AMD Overclocking English The AMD Overclocking menu accesses options for configuring CPU frequency and voltage.
4.4.8 AMD CBS The AMD CBS menu accesses AMD specific features.
B550M-HDV 4.5 Tools Easy RAID Installer Easy RAID Installer helps you to copy the RAID driver from the support CD to your USB storage device. After copying the drivers please change the SATA mode to RAID, then you can start installing the operating system in RAID mode. SSD Secure Erase Tool Use this tool to securely erase SSD. NVME Sanitization Tool After you sanitize SSD, all user data will be permantly destroyed on the SSD and cannot be recovered.
4.6 Hardware Health Event Monitoring Screen This section allows you to monitor the status of the hardware on your system, including the parameters of the CPU temperature, motherboard temperature, fan speed and voltage. CPU FAN1 Setting Select a fan mode for CPU Fan 1, or choose Customize to set 5 CPU temperatures and assign a respective fan speed for each temperature. CPU FAN1 Temp Source Select a fan temperature source for CPU Fan 1.
B550M-HDV Fan-Tastic Select a fan mode for Fan, or choose Customize to set 5 CPU temperatures and assign a respective fan speed for each temperature. FanTuning English Detect the lowest fan speed in the system. Iy may take 3-5 minutes to complete.
4.7 Security Screen In this section you may set or change the supervisor/user password for the system. You may also clear the user password. 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. User Password Set or change the password for the user account. Users are unable to change the settings in the UEFI Setup Utility.
B550M-HDV 4.8 Boot Screen This section displays the available devices on your system for you to configure the boot settings and the boot priority. Boot From Onboard LAN Allow the system to be waked up by the onboard LAN. Setup Prompt Timeout Configure the number of seconds to wait for the setup hot key. Fast Boot English Fast Boot minimizes your computer's boot time. In fast mode you may not boot from an USB storage device.
CSM (Compatibility Support Module) CSM Enable to launch the Compatibility Support Module. Please do not disable unless you’re running a WHCK test. Launch PXE OpROM Policy Select UEFI only to run those that support UEFI option ROM only. Select Legacy only to run those that support legacy option ROM only. Select Do not launch to not execute both legacy and UEFI option ROM. Launch Storage OpROM Policy Select UEFI only to run those that support UEFI option ROM only.
B550M-HDV AddOn ROM Display English Enable AddOn ROM Display to see the AddOn ROM messages or configure the AddOn ROM if you’ve enabled Full Screen Logo. Disable for faster boot speed.
4.9 Exit Screen Save Changes and Exit When you select this option the following message, “Save configuration changes and exit setup?” will pop out. Select [OK] to save changes and exit the UEFI SETUP UTILITY. Discard Changes and Exit When you select this option the following message, “Discard changes and exit setup?” will pop out. Select [OK] to exit the UEFI SETUP UTILITY without saving any changes. Discard Changes When you select this option the following message, “Discard changes?” will pop out.
Contact Information If you need to contact ASRock or want to know more about ASRock, you’re welcome to visit ASRock’s website at http://www.asrock.com; or you may contact your dealer for further information. For technical questions, please submit a support request form at https://event.asrock.com/tsd.asp ASRock Incorporation 2F., No.37, Sec. 2, Jhongyang S. Rd., Beitou District, Taipei City 112, Taiwan (R.O.C.) ASRock EUROPE B.V.
DECLARATION OF CONFORMITY Per FCC Part 2 Section 2.1077(a) Responsible Party Name: Address: Phone/Fax No: ASRock Incorporation 13848 Magnolia Ave, Chino, CA91710 +1-909-590-8308/+1-909-590-1026 hereby declares that the product Product Name : Motherboard Model Number : B550M-HDV Conforms to the following specifications: FCC Part 15, Subpart B, Unintentional Radiators Supplementary Information: This device complies with part 15 of the FCC Rules.
EU Declaration of Conformity For the following equipment: Motherboard (Product Name) B550M-HDV / ASRock (Model Designation / Trade Name) ASRock Incorporation (Manufacturer Name) 2F., No.37, Sec. 2, Jhongyang S. Rd., Beitou District, Taipei City 112, Taiwan (R.O.C.
