ASROCK B550AM Gaming User Manual
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ASROCK B550AM Gaming User Manual

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  • Page 2: Copyright Notice

    (including damages for loss of profits, loss of business, loss of data, interruption of business and the like), even if ASRock has been advised of the possibility of such damages arising from any defect or error in the documentation or product.
  • Page 3 If you require assistance please call ASRock Tel : +886-2-28965588 ext.123 (Standard International call charges apply) The terms HDMI®...

  • Page 4: Table Of Contents

    Contents Chapter 1 Introduction Package Contents Specifications Motherboard Layout I/O Panel WiFi-802.11ac Module and ASRock WiFi 2.4/5 GHz Antenna Chapter 2 Installation Installing the CPU Installing the CPU Fan and Heatsink Installing Memory Modules (DIMM) Expansion Slots (PCI Express Slots)
  • Page 5 ASRock Live Update & APP Shop 3.3.1 UI Overview 3.3.2 Apps 3.3.3 BIOS & Drivers 3.3.4 Setting ASRock Polychrome RGB Chapter 4 UEFI SETUP UTILITY Introduction 4.1.1 UEFI Menu Bar 4.1.2 Navigation Keys Main Screen OC Tweaker Screen Advanced Screen 4.4.1...
  • Page 6 Boot Screen Exit Screen...

  • Page 7: Chapter 1 Introduction

    If you require technical support related to this motherboard, please visit our website for specific information about the model you are using. You may find the latest VGA cards and CPU support list on ASRock’s website as well. ASRock website http://www.asrock.com.

  • Page 8: Specifications

    * For Ryzen Series CPUs (Picasso and Raven Ridge), ECC is only supported with PRO CPUs. * Please refer to Memory Support List on ASRock’s website for more information. (http://www.asrock.com/) * Please refer to page 23 for the table for AMD non-XMP mem- ory frequency support.
  • Page 9 B550AM Gaming AMD Ryzen series CPUs (Matisse, Summit Ridge and Pinnacle Expansion Ridge) Slot • 1 x PCI Express 4.0 x16 Slot (PCIE1: x16 mode)* • 1 x PCI Express 3.0 x16 Slot (PCIE2: x4 mode) AMD Ryzen series CPUs (Picasso, Raven Ridge) • 1 x PCI Express 3.0 x16 Slot (PCIE1: x8 mode)*...
  • Page 10 • 1 x Hyper M.2 Socket (M2_1), supports M Key type 2230/2242/2260/2280/22110 M.2 PCI Express module up to Gen4x4 (64 Gb/s) (with Matisse) or Gen3x4 (32 Gb/s) (with Pinnacle Ridge and Picasso)* * Supports NVMe SSD as boot disks * Supports ASRock U.2 Kit...
  • Page 11 B550AM Gaming Connector • 1 x COM Port Header • 1 x SPI TPM Header • 1 x Power LED and Speaker Header • 2 x RGB LED Headers * Supports in total up to 12V/3A, 36W LED Strip • 1 x Addressable LED Header * Supports in total up to 5V/3A, 15W LED Strip • 1 x CPU Fan Connector (4-pin)
  • Page 12 • ErP/EuP ready (ErP/EuP ready power supply is required) tions * For detailed product information, please visit our website: http://www.asrock.com Please realize that there is a certain risk involved with overclocking, including adjust- ing the setting in the BIOS, applying Untied Overclocking Technology, or using third- party overclocking tools.

  • Page 13: Motherboard Layout

    B550AM Gaming 1.3 Motherboard Layout RGB_LED2 CPU_FAN1 CPU_FAN2/WP M2_WIFI_1 ATX12V1 USB 3.2 Gen1 T: USB3_1 B: USB3_2 USB 3.2 Gen1 T: USB3_3 B: USB3_4 USB 3.2 Gen2 T: USB31_TA_1 B: USB31_TC_1 CHA_FAN1/WP SPI_TPM_J1 USB_5 B550AM GAMING PCIE1 Promontory B550A RoHS...
  • Page 14 No. Description ATX 12V Power Connector (ATX12V1) CPU Fan Connector (CPU_FAN1) CPU/Water Pump Fan Connector (CPU_FAN2/WP) 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1) 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2) RGB LED Header (RGB_LED2) ATX Power Connector (ATXPWR1) USB 3.2 Gen1 Header (USB3_5_6) SPI TPM Header (SPI_TPM_J1) SATA3 Connector (SATA3_1)

  • Page 15: I/O Panel

    B550AM Gaming 1.4 I/O Panel No. Description No. Description PS/2 Mouse Port USB 3.2 Gen2 Type-C Port (USB31_TC_1) LAN RJ-45 Port* USB 3.2 Gen1 Ports (USB3_34) Line In (Light Blue) HDMI Port Front Speaker (Lime) USB 3.2 Gen1 Ports (USB3_12)

  • Page 16: Wifi-802.11Ac Module And Asrock Wifi 2.4/5 Ghz Antenna

    1.5 WiFi-802.11ac Module and ASRock WiFi 2.4/5 GHz Antennas WiFi-802.11ac + BT Module This motherboard comes with an exclusive WiFi 802.11 a/b/g/n/ac + BT v4.2 module (pre-installed on the rear I/O panel) that offers support for WiFi 802.11 a/b/ g/n/ac connectivity standards and Bluetooth v4.2. WiFi + BT module is an easy-to- use wireless local area network (WLAN) adapter to support WiFi + BT.
  • Page 17 B550AM Gaming WiFi Antennas Installation Guide Step 1 Prepare the WiFi 2.4/5 GHz Antennas that come with the package. Step 2 Connect the two WiFi 2.4/5 GHz Antennas to the antenna connectors. Turn the antenna clock- wise until it is securely connected.

  • Page 18: Chapter 2 Installation

    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.

  • Page 19: Installing The Cpu

    B550AM Gaming 2.1 Installing the CPU Unplug all power cables before installing the CPU.

  • Page 21: Installing The Cpu Fan And Heatsink

    B550AM Gaming 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.
  • Page 22 4-pin FAN cable...
  • Page 23 B550AM Gaming Installing the AM4 Box Cooler SR2...
  • Page 25 B550AM Gaming...
  • Page 26 Installing the AM4 Box Cooler SR3...
  • Page 27 B550AM Gaming...
  • Page 28 4-pin FAN cable Please note that this connector is the interface to the LED control board on the SR3, it requires the AMD utility "SR3 Settings Software" to control the LED. *The diagrams shown here are for reference only. The headers might be in a different position on your motherboard.

  • Page 29: Installing Memory Modules (Dimm)

    B550AM Gaming 2.3 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.
  • Page 30 Ryzen Series CPUs (Picasso): UDIMM Memory Slot Frequency (Mhz) 2933 2667 2667 2400 2133 SR/DR SR/DR 1866 SR/DR SR/DR SR/DR SR/DR 211866 Ryzen Series CPUs (Summit Ridge): UDIMM Memory Slot Frequency (Mhz) 2667 2667 2667 2667 2667 SR/DR SR/DR 2667 SR/DR SR/DR SR/DR...
  • Page 31 B550AM Gaming Ryzen Series CPUs (Raven Ridge): UDIMM Memory Slot Frequency (Mhz) 2933 2667 2667 2667 2667 SR/DR SR/DR 2667 SR/DR SR/DR SR/DR SR/DR 2133-2400 SR: Single rank DIMM, 1Rx4 or 1Rx8 on DIMM module label DR: Dual rank DIMM, 2Rx4 or 2Rx8 on DIMM module label...
  • Page 32 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 33: Expansion Slots (Pci Express Slots)

    B550AM Gaming 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.

  • Page 34: Jumpers Setup

    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 Short: Clear CMOS (CLRCMOS1) Open: Default 2-pin Jumper...

  • Page 35: Onboard Headers And Connectors

    B550AM Gaming 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...
  • Page 36 Power LED and Speaker Please connect the SPEAKER DUMMY Header chassis power LED and DUMMY (7-pin SPK_PLED1) the chassis speaker to this (see p.7, No. 15) header. PLED+ PLED+ PLED- Serial ATA3 Connectors These four SATA3 (SATA3_1: connectors support SATA see p.7, No.
  • Page 37 B550AM Gaming PRESENCE# Front Panel Audio Header This header is for MIC_RET OUT_RET (9-pin HD_AUDIO1) connecting audio devices (see p.7, No. 22) to the front audio panel. OUT2_L J_SENSE OUT2_R MIC2_R MIC2_L 1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly.
  • Page 38 ATX Power Connector This motherboard pro- (24-pin ATXPWR1) vides a 24-pin ATX power (see p.7, No. 7) connector. To use a 20-pin ATX power supply, please plug it along Pin 1 and Pin ATX 12V Power This motherboard Connector provides two 8-pin ATX (8-pin ATX12V1) 12V power connectors.
  • Page 39 B550AM Gaming RGB LED Headers These two RGB headers are used (4-pin RGB_LED1) to connect RGB LED 12V G R (see p.7, No. 20) extension cable which allows (4-pin RGB_LED2) users to choose from various LED (see p.7, No. 6) lighting effects.

  • Page 40: Tm Operation Guide

    2.7 CrossFireX and Quad CrossFireX Operation Guide This motherboard supports CrossFireX and Quad CrossFireX that allows you to install up to two identical PCI Express x16 graphics cards. 1. You should only use identical CrossFireX -ready graphics cards that are AMD certified.
  • Page 41 B550AM Gaming Step 3 Connect a VGA cable or a DVI cable to the monitor connector or the DVI connec- tor of the graphics card that is inserted to PCIE1 slot.

  • Page 42: Driver Installation And Setup

    2.7.2 Driver Installation and Setup Step 1 Power on your computer and boot into OS. Step 2 Remove the AMD drivers if you have any VGA drivers installed in your system. The Catalyst Uninstaller is an optional download. We recommend using this utility to uninstall any previously installed Catalyst drivers prior to installation.
  • Page 43 B550AM Gaming 2.8 M.2_SSD (NGFF) Module Installation Guide (M2_1) 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 (M2_1) supports M Key type 2230/2242/2260/2280/22110 M.2 PCI Express module up to Gen4x4 (64 Gb/s) (with Matisse) or Gen3x4 (32 Gb/s) (with Pinnacle Ridge and Picasso).
  • Page 44 Step 3 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.
  • Page 45 B550AM Gaming Step 6 Tighten the screw with a screwdriver to secure the module into place. Please do not overtighten the screw NUT2 NUT1 as this might damage the module. M.2_SSD (NGFF) Module Support List Vendor Interface SanDisk PCIe SanDisk-SD6PP4M-128G( Gen2 x2)

  • Page 46: Chapter 3 Software And Utilities Operation

    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”...

  • Page 47: A-Tuning

    B550AM Gaming 3.2 A-Tuning A-Tuning is ASRock’s multi purpose software suite with a new interface, more new features and improved utilities. 3.2.1 Installing A-Tuning A-Tuning can be downloaded from ASRock Live Update & APP Shop. After the installation, you will find the icon “A-Tuning“ on your desktop. Double-click the “A- Tuning“...
  • Page 48 OC Tweaker Configurations for overclocking the system. System Info View information about the system. *The System Browser tab may not appear for certain models.
  • Page 49 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 A-Tuning. Click to select "Auto run at Windows Startup" if you want A-Tuning to be launched when you start up the Windows operating system.

  • Page 50: Asrock Live Update & App Shop

    Double-click on your desktop to access ASRock Live Update & APP Shop utility. *You need to be connected to the Internet to download apps from the ASRock Live Update & APP Shop. 3.3.1 UI Overview Category Panel Hot News...

  • Page 51: Apps

    B550AM Gaming 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.
  • Page 52 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. To uninstall it, simply click on the trash can icon *The trash icon may not appear for certain apps.
  • Page 53 B550AM Gaming 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.

  • Page 54: Bios & Drivers

    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.

  • Page 55: Setting

    B550AM Gaming 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.

  • Page 56: Asrock Polychrome Rgb

    3.4 ASRock Polychrome RGB ASRock Polychrome RGB is a lighting control utility specifically designed for unique individuals with sophisticated tastes to build their own stylish colorful lighting system. Simply by connect- ing the LED strip, you can customize various lighting schemes and patterns, including Static, Breathing, Strobe, Cycling, Music, Wave and more.
  • Page 57 B550AM Gaming Connecting the Addressable RGB LED Strip Connect your Addressable RGB LED strip to the Addressable LED Header (ADDR_LED1) on the motherboard. B550AM GAMING ADDR_LED1 RoHS DO_ADDR VOUT 1. Never install the RGB LED cable in the wrong orientation; otherwise, the cable may be damaged.
  • Page 58 ASRock Polychrome RGB Utility Now you can adjust the RGB LED color through the ASRock Polychrome RGB utility. Download this utility from the ASRock Live Update & APP Shop and start coloring your PC style your way! Drag the tab to customize your preference.

  • Page 59: Chapter 4 Uefi Setup Utility

    B550AM Gaming 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 <F2> or <Del> right after you power on the computer, otherwise, the Power-On-Self-Test (POST) will continue with its test routines.

  • Page 60: Navigation Keys

    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 <Enter>...

  • Page 61: Main Screen

    B550AM Gaming 4.2 Main Screen When you enter the UEFI SETUP UTILITY, the Main screen will appear and display the system overview.

  • Page 62: Oc Tweaker Screen

    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.

  • Page 63: Dram Timing Configuration

    B550AM Gaming DRAM Frequency If [Auto] is selected, the motherboard will detect the memory module(s) inserted and assign the appropriate frequency automatically. DRAM Information Browse the serial presence detect (SPD) for DDR4 modules. DRAM Timing Configuration GFX Clock Frequency (Only for processor with integrated graphics) This item allows you to alter the frequency for the GFX clock frequency.

  • Page 64: Dram Voltage

    VPPM Configure the voltage for the VPPM. 2.50V Voltage Use this to select 2.50V Voltage. The default value is [Auto]. DRAM Voltage Use this to select DRAM Voltage. The default value is [Auto]. 1.8 Voltage Use this to select 1.8 Voltage. The default value is [Auto]. VDDP Configure the voltage for the VDDP.

  • Page 65: Advanced Screen

    B550AM Gaming 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, Super IO Configuration, Trusted Computing , AMD CBS and AMD PBS. Setting wrong values in this section may cause the system to malfunction.

  • Page 66: Cpu Configuration

    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.

  • Page 67: Onboard Devices Configuration

    B550AM Gaming 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.

  • Page 68: Storage Configuration

    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 Enable/disable the SATA Hot Plug function.

  • Page 69: Acpi Configuration

    B550AM Gaming 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.

  • Page 70: Super Io Configuration

    4.4.5 Super IO Configuration Serial Port Enable or disable the Serial port. Serial Port Address Select the address of the Serial port.

  • Page 71: Trusted Computing

    B550AM Gaming 4.4.6 Trusted Computing Security Device Support Enable to activate Trusted Platform Module (TPM) security for your hard disk drives.

  • Page 72: Amd Cbs

    4.4.7 AMD CBS Zen Common Options RedirectForReturnDis From a workaround for GCC/C000005 issue for XV Core on CZ A0, setting MSRC001_1029 Decode Configuration (DE_CFG) bit 14 [DecfgNoRdrctForReturns] to 1. L2 TLB Associativity 0 - L2 TLB ways [11:8] are fully associative. 1 - =L2 TLB ways [11:8] are 4K-only. Platform first Error Handling Enable/disable PFEH, cloak individual banks, and mask deferred error interrupts from each bank.
  • Page 73 B550AM Gaming Opcache Control Enables or disables the Opcache. OC Mode OC1 - 16 cores/3.6GHz on 1.3375V OC2 - 8 cores/3.7GHz on 1.369V OC3 - 4 cores/3.75GHz on 1.374V\nMax Stress - 16 cores/3.8GHz on 1.400V SEV-ES ASID Space Limit SEV VMs using ASIDs below the SEV-ES ASID Space Limit must enable the SEV-ES feature.

  • Page 74: Memory Interleaving

    GMI encryption control GMI encryption control Control GMI link encryption xGMI encryption control Control xGMI link encryption CC6 memory region encryption Control whether or not the CC6 save/restore memory is encrypted Location of private memory regions Controls whether or not the private memory regions (PSP, SMU and CC6) are at the top of DRAM or distributed.
  • Page 75 B550AM Gaming UMC Common Options DDR4 Common Options DRAM Controller Configuration DRAM Controller Configuration DRAM Power Options Cmd2T Select between 1T and 2T mode on ADDR/CMD Gear Down Mode Configure the Gear Down Mode. CAD Bus Configuration CAD Bus Timing User Controls...
  • Page 76 DRAM Memory Mapping Chipselect Interleaving Interleave memory blocks across the DRAM chip selects for node 0. BankGroupSwap Configure the BankGroupSwap. BankGroupSwapAlt Configure BankGroupSwapAlt. Address Hash Bank Configure the bank address hashing. Address Hash CS Configure the CS address hashing. NVDIMM Memory MBIST MBIST Enable Configure the Memory MBIST.
  • Page 77 B550AM Gaming Determinism Slider [Auto] Use default performance determinism settings cTDP Control [Auto] Use the fused cTDP. [Manual] User can set customized cTDP. Fan Control [Auto] Use the default fan controller settings. [Manual] User can set customized fan controller settings.
  • Page 78 SATA Controller Disable or enable OnChip SATA controller Sata RAS Support Disable or enable Sata RAS Support Sata Disabled AHCI Prefetch Function Configure the Sata Disabled AHCI Prefetch function. Aggresive SATA Device Sleep Port 0 Configure the Aggresive SATA Device Sleep Port 0. Aggresive SATA Device Sleep Port 1 Configure the Aggresive SATA Device Sleep Port 1.
  • Page 79 B550AM Gaming Chipselect Interleaving Interleave memory blocks across the DRAM chip selects for node 0. BankGroupSwap Configure the BankGroupSwap. BankGroupSwapAlt Configure the BankGroupSwapAlt. Address Hash Bank Configure the bank address hashing. Address Hash CS Configure the CS address hashing. NVDIMM...

  • Page 80: Amd Pbs

    4.4.8 AMD PBS The AMD PBS menu accesses AMD specific features.

  • Page 81: Tools

    B550AM Gaming 4.5 Tools RGB LED ASRock Polychrome SYNC allows you to adjust the RGB LED color to your liking. 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.

  • Page 82: Hardware Health Event Monitoring Screen

    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. Fan Tuning Measure Fan Min Duty Cycle. Fan-Tastic Tuning 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.
  • Page 83 B550AM Gaming CPU Fan 2 Setting Select a fan mode for CPU Fan 2, or choose Customize to set 5 CPU temperatures and assign a respective fan speed for each temperature. CPU Fan 2 Temp Source Select a fan temperature source for CPU Fan 2.

  • Page 84: Security Screen

    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.

  • Page 85: Boot Screen

    B550AM Gaming 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.

  • Page 86: Above 4G Decoding

    Fast Boot Fast Boot minimizes your computer's boot time. In fast mode you may not boot from an USB storage device. CSM (Compatibility Support Module) Enable to launch the Compatibility Support Module. Please do not disable unless you’re running a WHCK test. Above 4G Decoding Enable or disable 64bit capable Devices to be decoded in Above 4G Address Space (only if the system supports 64 bit PCI decoding).

  • Page 87: Exit Screen

    B550AM Gaming 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...

  • Page 88: Contact Information

    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...

  • Page 89: Declaration Of Conformity

    13848 Magnolia Ave, Chino, CA91710 Phone/Fax No: +1-909-590-8308/+1-909-590-1026 hereby declares that the product Product Name : Motherboard B550AM Gaming Model Number : Conforms to the following speci cations: FCC Part 15, Subpart B, Unintentional Radiators Supplementary Information: is device complies with part 15 of the FCC Rules. Operation is subject to the...
  • Page 90 EU Declaration of Conformity For the following equipment: Motherboard (Product Name) B550AM Gaming / 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.) (Manufacturer Address) EMC —Directive 2014/30/EU (from April 20th, 2016)

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