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PRO Series
Motherboard
PRO A620M-C EX
User Guide

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Summary of Contents for MSI PRO A620M-C EX

  • Page 1 PRO Series Motherboard PRO A620M-C EX User Guide...
  • Page 2: Table Of Contents

    JCOM1 : Serial Port connector ................38 JBAT1: Clear CMOS (Reset BIOS) Jumper ............39 EZ Debug LED ....................... 40 Installing OS, Drivers & MSI Center ................41 Installing Drivers with MSI Driver Utility Installer ..........42 MSI Center ......................44 UEFI BIOS ........................45...
  • Page 3 BIOS Setup ......................46 Resetting BIOS ...................... 47 Updating BIOS ....................... 47...
  • 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 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 DIMMB1 DIMMA1 DIMMB1...
  • 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* BAT1 *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_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 A620 Chipset ∙ 2x DDR5 memory slots, supporting up to 96GB* ∙...
  • Page 18 Continued from previous column ∙ 1x HDMI™ 2.1 with HDR port, supports a maximum resolution of 4K 60Hz* ∙ 1x DisplayPort 1.4 supports a maximum resolution of 4K 60Hz* ∙ 1x VGA port, supports a maximum resolution of Onboard Graphics 2048x1536 50Hz, 2048x1280 60Hz, 1920x1200 60Hz* ∙...
  • Page 19 Continued from previous column ∙ 1x 4-pin CPU fan connector Fan Connectors ∙ 2x 4-pin system fan connectors ∙ 1x Front panel audio connector ∙ 2x System panel connectors ∙ 1x Chassis Intrusion connector System Connectors ∙ 1x TPM module connector ∙...
  • Page 20 ∙ 1x 256 Mb flash ∙ UEFI AMI BIOS BIOS Features ∙ ACPI 6.4, SMBIOS 3.5 ∙ Multi-language ∙ Drivers ∙ MSI Center ∙ CPU-Z MSI GAMING Software ∙ Norton 360 ∙ AIDA64 Extreme - MSI Edition ∙ Acrobat ∙ Adobe Creative Cloud...
  • Page 21: Special Features

    • Hardware Monitoring BIOS • Super Charger • Click BIOS 5 • Devices Speed Up • Smart Image Finder • MSI Companion • System Diagnosis Thermal Features • Fan headers (CPU + SYSTEM) Performance • Core Boost • VRM Power Design •...
  • 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 SATA6Gb/s cable Accessories • 1x I/O Shielding • 2x EZ M.2 clip packages (1 set/pack) ⚠...
  • Page 23: Back Panel Connectors

    Back Panel Connectors Item Description VGA port COM port USB 2.0 Type-A ports (From A620 chipset) USB 3.2 Gen 1 5Gbps Type-A ports (From CPU) 1 Gbps LAN (RJ45) jack Audio jacks DVI-D port DisplayPort HDMI™ port PS2 Keyboard/Mouse combo port USB 3.2 Gen 2 10Gbps Type-A ports (From A620 chipset) USB 3.2 Gen 2 10Gbps Type-C port (From A620 chipset) USB 2.0 Type-A port (From CPU)
  • 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 Mbps Blinking Data activity Orange 1 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 Front Panel...
  • Page 26: Overview Of Components

    Overview of Components DIMMA1 DIMMB1 ATX_PWR1 SYS_FAN2 JUSB3 JTPM1 PCI_E1 M2_1 PCI_E2 M2_2 PCI_E3 BAT1 SATA▼1▲2 PCI1...
  • Page 27: 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 28: 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 29: Pci_E1~3 & Pci1: Pcie & Pci Expansion Slots

    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. When adding or removing expansion cards, always turn off the power supply and ∙...
  • Page 30: M2_1~2: M.2 Slots (Key M)

    M2_1~2: M.2 Slots (Key M) M2_1 M2_2 ⚠ 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 31: Sata1~4: Sata 6Gb/S Connectors

    SATA1~4: SATA 6Gb/s Connectors These connectors are SATA 6Gb/s interface ports. Each connector can connect to one SATA device. SATA4 SATA3 SATA2 SATA1 ⚠ Important Please do not fold the SATA cable at a 90-degree angle. Data loss may result during ∙...
  • Page 32: 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 33: Cpu_Pwr1, Atx_Pwr1: Power Connectors

    CPU_PWR1, ATX_PWR1: Power Connectors These connectors allow you to connect an ATX power supply. CPU_PWR1 Signal Name Signal Name Ground Ground Ground Ground +12V +12V +12V +12V ATX_PWR1 Signal Name Signal Name +3.3V +3.3V CPU_PWR1 Ground Ground Ground PWR OK 5VSB +12V ATX_PWR1...
  • Page 34: 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 35: Jusb3: Usb 3.2 Gen 1 Connector

    Ground Ground No Pin ⚠ Important Note that the VCC and Ground pins must be connected correctly to avoid possible ∙ damage. ∙ In order to recharge your iPad, iPhone and iPod through USB ports, please install MSI Center utility.
  • Page 36: 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 37: Cpu_Fan1, Sys_Fan1~2: Fan Connectors

    CPU_FAN1, SYS_FAN1~2: 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 38: Jocfs1: Safe Boot Jumper

    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. Normal Enabled (default) Apply the BIOS default settings and lower PCIe Boot with the saved BIOS settings.
  • Page 39: 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 40: Ez Debug Led

    EZ Debug LED These LEDs indicate the debug status of the motherboard. LED Color Status CPU is not detected or fail Yellow DRAM is not detected or fail GPU is not detected or fail White Green Booting device is not detected or fail...
  • Page 41: 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 10/ Windows 11 1. Power on the computer. 2. Insert the Windows 10/ Windows 11 installation disc/USB into your computer. 3. Press the Restart button on the computer case.
  • Page 42: 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 43 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 44: 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 45: 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 46 * 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 https://download.msi.com/archive/mnu_exe/mb/AMDAM5BIOS.pdf or scan the QR code to access. ⚠ Important...
  • Page 47: 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 48 ∙ Please close all other application software before updating the BIOS. To update BIOS: 1. Install and launch MSI Center and go to Support page. 2. Select Live Update and click on Advance button. 3. Select the BIOS file and click on Install button.
  • Page 49: 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 50 ∙ 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, MSI-Europe: Eindhoven 5706 5692 ER Son. Compliance Statement of Innovation, Science and Economic Development Canada (ISED) CAN ICES-003(B)/NMB-003(B) クラスB情報技術装置...
  • Page 51: 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 52: 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 53 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 54 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 55: 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 56 MS-7E15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 57: 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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