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PRO Series
Motherboard
PRO B650-A WIFI
User Guide
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Summary of Contents for MSI PRO B650-A WIFI

  • Page 1 PRO Series Motherboard PRO B650-A WIFI User Guide...
  • Page 2: Table Of Contents

    Contents Quick Start........................4 Case stand-off notification ..................6 Avoid collision notification ..................6 Specifications ......................17 Special Features ......................21 Package Contents ...................... 22 Back Panel Connectors ..................... 23 LAN Port LED Status Table .................. 24 Audio Jacks Connection ..................24 Installing Antennas ....................
  • Page 3 Installing OS, Drivers & MSI Center ................48 Installing Drivers with MSI Driver Utility Installer ..........49 MSI Center ......................51 UEFI BIOS ........................52 BIOS Setup ......................53 Resetting BIOS ...................... 54 Updating BIOS ....................... 54...
  • Page 4: Quick Start

    Quick Start Thank you for purchasing a new motherboard from MSI®. This Quick Start section provides demonstration diagrams about how to install your computer. Some of the installations also provide video demonstrations. Please link to the URL to watch it with the web browser on your phone or tablet.
  • Page 5: Safety Information

    Safety Information ∙ The components included in this package are prone to damage from electrostatic discharge (ESD). Please adhere to the following instructions to ensure successful computer assembly. ∙ Ensure that all components are securely connected. Loose connections may cause the computer to not recognize a component or fail to start.
  • Page 6: Case Stand-Off Notification

    Case stand-off notification To prevent damage to the motherboard, any unnecessary mounting stand-off between the motherboard circuits and the computer case is prohibited. The Case standoff keep out zone signs will be marked on the backside of motherboard (as shown below) to serve as a warning to user.
  • Page 7: Installing A Processor

    Installing a Processor ⚽ ∙ https://youtu.be/cltgIYiGtWY...
  • Page 8 ⚠ Important If you are installing the screw-type CPU heatsink, please follow the figure below to remove the retention module first and then install the heatsink.
  • Page 9 Installing DDR5 memory ⚽ ∙ https://youtu.be/XiNmkDNZcZk DIMMA1 DIMMA2 DIMMA2 DIMMA2 DIMMB1 DIMMB2 DIMMB2...
  • Page 10: Connecting The Front Panel Header

    Connecting the Front Panel Header ⚽ ∙ http://youtu.be/DPELIdVNZUI Power LED Power Switch JFP1 Reserved HDD LED Reset Switch JFP1 HDD LED - HDD LED HDD LED + POWER LED - POWER LED POWER LED +...
  • Page 11: Installing The Motherboard

    Installing the Motherboard ⚽ ∙ https://youtu.be/wWI6Qt51Wnc Torque: 3 kgf·cm* *3 kgf·cm = 0.3 N·m = 2.6 lbf·in...
  • Page 12: Connecting The Power Connectors

    Connecting the Power Connectors ⚽ ∙ http://youtu.be/gkDYyR_83I4 ATX_PWR1 CPU_PWR2 CPU_PWR1...
  • Page 13: Installing Sata Drives

    Installing SATA Drives ⚽ ∙ http://youtu.be/RZsMpqxythc...
  • Page 14: Installing A Graphics Card

    Installing a Graphics Card ⚽ ∙ http://youtu.be/mG0GZpr9w_A...
  • Page 15: Connecting Peripheral Devices

    Connecting Peripheral Devices...
  • Page 16 Power On...
  • Page 17: Specifications

    Specifications ∙ Supports AMD Ryzen™ 8000 and 7000 Series Desktop Processors* ∙ Processor socket AM5 * Please go to www.msi.com to get the newest support status as new processors are released. Chipset AMD B650 Chipset ∙ 4x DDR5 memory slots, supporting up to 192GB* ∙...
  • Page 18 Continued from previous column ∙ 1x HDMI™ 2.1 port with HDR, supports a maximum resolution of 4K 60Hz*/ ** ∙ 1x DisplayPort 1.4 port with HBR3, supports a maximum Onboard Graphics resolution of 8K 60Hz*/ ** *Available only on processors featuring integrated graphics. ** Graphics specifications may vary depending on the CPU installed.
  • Page 19 Continued from previous column AMD® Wi-Fi 6E RZ616 ∙ The Wireless module is pre-installed in the M.2 (Key-E) slot ∙ Supports MU-MIMO TX/RX ∙ Supports 20MHz, 40MHz, 80Mhz, 160Mhz bandwidth in Wireless LAN & 2.4GHz/ 5GHz or 6GHz bands* Bluetooth® ∙...
  • Page 20 ∙ UEFI AMI BIOS BIOS Features ∙ ACPI 6.4, SMBIOS 3.4 ∙ Multi-language ∙ Drivers ∙ MSI Center ∙ Acrobat ∙ Adobe Creative Cloud Software ∙ AIDA64 Extreme - MSI Edition ∙ CPU-Z MSI GAMING ∙ Intel Extreme Tuning Utility ∙ Norton 360...
  • Page 21: Special Features

    Special Features MSI Center Features DIY Friendly • MSI AI Engine • PCI-E Steel Armor • Cooling Wizard • Pre-installed I/O Shield • Mystic Light • EZ M.2 Clips • Ambient Link • EZ DEBUG LED • Frozr AI Cooling •...
  • Page 22: Package Contents

    Package Contents Please check the contents of your motherboard package. It should contain: Board • 1x Motherboard Documentation • 1x Quick Installation Guide • 1x European Union Regulatory Notice Cables • 1x SATA Cable Accessories • 1x Wi-Fi Antenna • 2x EZ M.2 Clips ⚠...
  • Page 23: Back Panel Connectors

    Back Panel Connectors Item Description Flash BIOS button - Please refer to page 55 for Updating BIOS with Flash BIOS Button. HDMI™ port USB 3.2 Gen 2 10Gbps Type-A port (From CPU) ∙ Flash BIOS port USB 3.2 Gen 2 10Gbps Type-A port (From CPU) USB 3.2 Gen 2x2 20Gbps Type-C port (From B650 chipset) USB 3.2 Gen 1 5Gbps Type-A ports (From B650 chipset) Wi-Fi Antenna Connectors...
  • Page 24: Lan Port Led Status Table

    LAN Port LED Status Table Link/ Activity LED Speed LED Status Description Status Speed No link 10 Mbps Yellow Linked Green 100/1000 Mbps Blinking Data activity Orange 2.5 Gbps Audio Jacks Connection Audio jacks to headphone and microphone diagram Audio jacks to stereo speakers diagram AUDIO INPUT...
  • Page 25 Audio jacks to 4-channel speakers diagram AUDIO INPUT Rear Front Audio jacks to 5.1-channel speakers diagram AUDIO INPUT Rear Front Center/ Subwoofer Audio jacks to 7.1-channel speakers diagram AUDIO INPUT Rear Front Side Center/ Subwoofer...
  • Page 26: Installing Antennas

    Installing Antennas 1. Screw the antennas tight to the antenna connectors as shown below. 2. Orient the antennas.
  • Page 27: Overview Of Components

    Overview of Components JARGB_V2_2 EZ Debug LED SYS_FAN2 ATX_PWR1 JTPM1 JUSB1 M2_1 SYS_FAN6 PCI_E1 Battery SATA ▼ 1 ▲ 2 SATA ▼ 3 ▲ 4 PCI_E2 JUSB2 M2_2 M2_3 SYS_FAN3 JOCFS1 PCI_E3 JARGB_V2_1...
  • Page 28: Cpu Socket

    ∙ Always unplug the power cord from the power outlet before installing or removing the CPU. Please retain the CPU protective cap after installing the processor. MSI will deal ∙ with Return Merchandise Authorization (RMA) requests if only the motherboard comes with the protective cap on the CPU socket.
  • Page 29: Dimm Slots

    It is recommended to use a more efficient memory cooling system for full DIMMs ∙ installation or overclocking. The stability and compatibility of installed memory module depend on installed CPU ∙ and devices when overclocking. ∙ Please refer to www.msi.com for more information on compatible memory.
  • Page 30: Pci_E1~3: Pcie Expansion Slots

    PCI_E3: PCIe 3.0 x1 (From B650 chipset) ⚠ Important If you install a large and heavy graphics card, you need to use a tool such as MSI ∙ Graphics Card Bolster to support its weight to prevent deformation of the slot.
  • Page 31: M2_1~3: M.2 Slots (Key M)

    M2_1~3: M.2 Slots (Key M) M2_1 M2_2 M2_3 ⚠ Important If your M.2 SSD equips its own heatsink, please remove the M.2 plate or rubber cube in the M.2 slot before installing M.2 SSD. Do not re-install the heatsink supplied with your motherboard.
  • Page 32 3. If you want to install 22110 M.2 SSD, please remove the EZ M.2 Clip kit in the 2280 screw hole. Skip this step, if you install 2280 SSD. 22110 SSD 4. Insert your M.2 SSD into the M.2 slot at a 30-degree angle. 5.
  • Page 33 Installing M.2 module into M2_2/ M2_3 slot 1. Loosen the screws of M.2 Shield Frozr heatsink. 2. Lift the M.2 Shield Frozr heatsink up and remove it. 3. Insert your M.2 SSD into the M.2 slot at a 30-degree angle. 4.
  • Page 34 5. Remove the protective film from the thermal pad under the M.2 Shield Frozr heatsink. 6. Put the M.2 Shield Frozr heatsink back in place and secure it. ⚠ Important PCI_E2 & M2_3 share the bandwidth. PCI_E2 will run at x2 speed and M2_3 will run at x2 speed when installing devices in both slots.
  • Page 35: Sata_1~4,A1~A2: Sata 6Gb/S Connectors

    SATA_1~4,A1~A2: SATA 6Gb/s Connectors These connectors are SATA 6Gb/s interface ports. Each connector can connect to one SATA device. SATA_2 SATA_1 SATA_4 SATA_3 SATA_A2 SATA_A1 ⚠ Important Please do not fold the SATA cable at a 90-degree angle. Data loss may result during ∙...
  • Page 36: Jaud1: Front Audio Connector

    JAUD1: Front Audio Connector This connector allows you to connect audio jacks on the front panel. Signal Name Signal Name MIC L Ground MIC R Head Phone R MIC Detection SENSE_SEND No Pin Head Phone L Head Phone Detection JFP1, JFP2: Front Panel Connectors The JFP1 connector controls the power on, power reset, and the LEDs on your PC case/chassis.
  • Page 37: Cpu_Pwr1~2, Atx_Pwr1: Power Connectors

    CPU_PWR1~2, ATX_PWR1: Power Connectors These connectors allow you to connect an ATX power supply. CPU_PWR1~2 Signal Name Signal Name Ground Ground Ground Ground +12V +12V +12V +12V ATX_PWR1 Signal Name Signal Name CPU_PWR1~2 +3.3V +3.3V Ground Ground Ground PWR OK ATX_PWR1 5VSB +12V...
  • Page 38: Jci1: Chassis Intrusion Connector

    JCI1: Chassis Intrusion Connector This connector allows you to connect the chassis intrusion switch cable. Normal Trigger the chassis (default) intrusion event Using chassis intrusion detector 1. Connect the JCI1 connector to the chassis intrusion switch/ sensor on the chassis. 2.
  • Page 39: Jusb1: Usb 3.2 Gen 2 Type-C Connector

    JUSB1: USB 3.2 Gen 2 Type-C Connector This connector allows you to connect USB 3.2 Gen 2 10Gbps Type-C connector on the front panel. The connector possesses a foolproof design. When you connect the cable, be sure to connect it with the corresponding orientation. USB Type-C Cable JUSB1 USB Type-C port on...
  • Page 40: Jusb3~4: Usb 2.0 Connectors

    ∙ In order to recharge your iPad, iPhone and iPod through USB ports, please install MSI Center utility. JOCFS1: Safe Boot Jumper This jumper is used for Safe Boot. Once enabled, the system will boot with default settings and lower PCIe (from CPU) mode.
  • Page 41: Jtpm1: Tpm Module Connector

    JTPM1: TPM Module Connector This connector is for TPM (Trusted Platform Module). Please refer to the TPM security platform manual for more details and usages. Signal Name Signal Name SPI Power SPI Chip Select Master In Slave Out Master Out Slave In (SPI Data) (SPI Data) Reserved...
  • Page 42: Cpu_Fan1, Pump_Fan1, Sys_Fan1~6: Fan Connectors

    CPU_FAN1, PUMP_FAN1, SYS_FAN1~6: Fan Connectors Fan connectors can be classified as PWM (Pulse Width Modulation) Mode or DC Mode. PWM Mode fan connectors provide constant 12V output and adjust fan speed with speed control signal. DC Mode fan connectors control fan speed by changing voltage. The auto mode fan connectors can automatically detect PWM and DC mode.
  • Page 43: Jbat1: Clear Cmos (Reset Bios) Jumper

    JBAT1: Clear CMOS (Reset BIOS) Jumper There is CMOS memory onboard that is external powered from a battery located on the motherboard to save system configuration data. If you want to clear the system configuration, set the jumpers to clear the CMOS memory. Keep Data Clear CMOS/ (default)
  • Page 44: Jrgb1~2: Rgb Led Connectors

    (12V/G/R/B) with the maximum power rating of 3A (12V). Always turn off the power supply and unplug the power cord from the power outlet ∙ before installing or removing the RGB LED strip. Please use MSI’s software to control the extended LED strip. ∙...
  • Page 45: Jargb_V2_1~2: A-Rainbow V2 (Argb Gen2) Led Connectors

    JARGB_V2_1~2: A-RAINBOW V2 (ARGB Gen2) LED connectors The JARGB_V2 connectors allow you to connect the ARGB Gen2 and the ARGB-based LED strips. The JARGB_V2 connector supports up to 240 individually addressable RGB LEDs with maximum power rating of 3A (5V). JARGB_V2_1 JARGB_V2_2 Signal Name...
  • Page 46 It is recommended that you install LED strips with the same specification to achieve the best effects. Always turn off the power supply and unplug the power cord from the power outlet ∙ before installing or removing the addressable RGB LED strip. Please use MSI’s software to control the extended LED strip. ∙...
  • Page 47: Onboard Leds

    Onboard LEDs EZ Debug LED These LEDs indicate the status of key components during booting up of the system. CPU - indicates CPU is not detected or fail. DRAM - indicates DRAM is not detected or fail. VGA - indicates GPU is not detected or fail. BOOT - indicates the booting device is not detected or fail.
  • Page 48: Installing Os, Drivers & Msi Center

    Installing OS, Drivers & MSI Center Please download and update the latest utilities and drivers at www.msi.com Installing Windows 11 1. Power on the computer. 2. Insert the Windows 11 installation disc/USB into your computer. 3. Press the Restart button on the computer case.
  • Page 49: Installing Drivers With Msi Driver Utility Installer

    2. Select Start > Settings > Windows Update , and then select Check for updates. 3. MSI Driver Utility Installer will pop up automatically. 4. Select the I have read and agree to the MSI Terms of Use check box, and then click Next.
  • Page 50 5. Check the Select All checkbox in the lower-left corner and click Install to install MSI Center and drivers. The installation progress will be shown at the bottom. 6. Once the progress has completed, click Finish.
  • Page 51: Msi Center

    MSI Center is an application that helps you easily optimize game settings and smoothly use content creation softwares. It also allows you to control and synchronize LED light effects on PCs and other MSI products. With MSI Center, you can customize ideal modes, monitor system performance, and adjust fan speed.
  • Page 52: Uefi Bios

    UEFI has many new functions and advantages that traditional BIOS cannot achieve, and it will completely replace BIOS in the future. The MSI UEFI BIOS uses UEFI as the default boot mode to take full advantage of the new chipset’s capabilities.
  • Page 53: Bios Setup

    * When you press F10, a confirmation window appears and it provides the modification information. Select between Yes or No to confirm your choice. BIOS User Guide If you’d like to know more instructions on setting up the BIOS, please refer to http://download.msi.com/manual/mb/AMDAM5BIOS.pdf or scan the QR code to access. ⚠ Important...
  • Page 54: Resetting Bios

    Updating BIOS Updating BIOS with M-FLASH Before updating: Please download the latest BIOS file that matches your motherboard model from MSI website. And then save the BIOS file into the USB flash drive. Updating BIOS: 1. Switch to the target BIOS ROM by Multi-BIOS switch. Please skip this step if your motherboard doesn’t has this switch.
  • Page 55 1. Please download the latest BIOS file that matches your motherboard model from the MSI® website. 2. Rename the BIOS file to MSI.ROM, and save it to the root of the USB storage device. 3. Connect the power supply to CPU_PWR1 and ATX_PWR1. (No need to install CPU and memory.)
  • Page 56: Block Diagram

    Block Diagram PRO B650-A WIFI MAG B650 TOMAHAWK WIFI DDR5 DIMM A1/A2 PCIe 4.0x16 PCI_E1 DIMM B1/B2 GEN4 x4 M.2_1 DP 1.4 (PCIe Only) (8K@60Hz) GEN4 x4 M.2_2 USB3.2 Gen2 10Gbps (PCIe Only) (Type-A) HDMI 2.1HDR PCIE x4 (4K@60Hz) GEN4 x4 M.2_3 PCIe 4.0x2 PCI_E2...
  • Page 57: Regulatory Notices

    ∙ This device may not cause harmful interference. ∙ This device must accept any interference received, including interference that may cause undesired operation. MSI Computer Corp. 901 Canada Court, City of Industry, CA 91748, USA (626)913-0828 www.msi.com...
  • Page 58 ∙ ErP Directive 2009/125/EC Compliance with these directives is assessed using applicable European Harmonized Standards. The point of contact for regulatory matters is MSI-Europe: Eindhoven 5706 5692 ER Son. Products with Radio Functionality (EMF) This product incorporates a radio transmitting and receiving device. For computers in normal use, a separation distance of 20 cm ensures that radio frequency exposure levels comply with EU requirements.
  • Page 59 20 cm ensures that radio frequency exposure levels comply with the Australian and New Zealand Standards. クラスB情報技術装置 この装置は 、 クラスB情報技術装置です 。 この装置は 、 家庭環境で使用することを目的とし ていますが 、 この装置がラジオやテレビジョン受信機に近接して使用されると 、 受信障害を 引き起こすことがあります 。 取扱説明書に従って正しい取り扱いをして下さい 。 VCCI-B KC인증서 상호: (주)엠에스아이코리아 제품명: 메인보드 모델명: 20-7D75 제조년월: 2024년 R-R-MSI-20-7D75 제조자 및 제조국가: MSI/중국...
  • Page 60: Battery Information

    Battery Information European Union: Batteries, battery packs, and accumulators should not be disposed of as unsorted household waste. Please use the public collection system to return, recycle, or treat them in compliance with the local regulations. BSMI: 廢電池請回收 For better environmental protection, waste batteries should be collected separately for recycling or special disposal.
  • Page 61: Chemical Substances Information

    MSI will comply with the product take back requirements at the end of life of MSI-branded products that are sold into the EU. You can return these products to local collection points.
  • Page 62 à la poubelle. Les fabricants de ces équipements seront obligés de récupérer certains produits en fin de vie. MSI prendra en compte cette exigence relative au retour des produits en fin de vie au sein de la communauté...
  • Page 63 MSI oznaku i koji su prodati u EU. Ove proizvode možete vratiti na lokalnim mestima za prikupljanje. POLSKI Aby chronić nasze środowisko naturalne oraz jako firma dbająca o ekologię, MSI przypomina, że...Zgodnie z Dyrektywą Unii Europejskiej (“UE”) dotyczącą odpadów produktów elektrycznych i elektronicznych (Dyrektywa 2002/96/EC), która wchodzi w...
  • Page 64: 日本Jis C 0950材質宣言

    № 1057. Việt Nam RoHS Kể từ ngày 01/12/2012, tất cả các sản phẩm do công ty MSI sản xuất tuân thủ Thông tư số 30/2011/TT-BCT quy định tạm thời về giới hạn hàm lượng cho phép của một số hóa...
  • Page 65 MS-7D75主板产品中有害物质的名称及含量 有害物质 铅 汞 镉 六价铬 多溴联苯 多溴二苯醚 部件名称 (Pb) (Hg) (Cd) (Cr(VI)) (PBB) (PBDE) 印刷电路板组件* ╳ ○ ○ ○ ○ ○ 纽扣电池 ○ ○ ○ ○ ○ ○ 外部信号连接头 ╳ ○ ○ ○ ○ ○ 其他 (例: 线材等) ╳ ○...
  • Page 66: Copyright And Trademarks Notice

    Copyright and Trademarks Notice Copyright © Micro-Star Int’l Co., Ltd. All rights reserved. The MSI logo used is a registered trademark of Micro-Star Int’l Co., Ltd. All other marks and names mentioned may be trademarks of their respective owners. No warranty as to accuracy or completeness is expressed or implied.

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