MSI 911-7E42-003 User Manual
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MSI 911-7E42-003 User Manual

MSI 911-7E42-003 User Manual

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B860M GAMING PLUS WIFI
Motherboard
User Guide

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Summary of Contents for MSI 911-7E42-003

  • Page 1 B860M GAMING PLUS WIFI Motherboard User Guide...

  • Page 2: Table Of Contents

    Contents Quick Start ........................4 Specifications ........................16 Special Features ......................21 Package Contents ......................22 Back Panel Connectors ....................23 LAN Port LED Status Table ..................25 Audio Jacks Connection ..................25 Installing Antenna ....................27 Overview of Components ....................28 CPU Socket ......................30 DDR5 DIMM Slots .....................
  • Page 3 Onboard LEDs........................53 EZ Debug LED ......................53 Installing OS, Drivers & MSI Center ................54 Installing Drivers with MSI Driver Utility Installer ..........55 MSI Center User Guide .................... 57 UEFI BIOS ........................58 BIOS Setup ......................59 Entering BIOS Setup ....................60 Resetting BIOS ......................

  • Page 4: Quick Start

    Quick Start This Quick Start provides clear diagrams to help you install the motherboard. Video demonstrations are also available for some installations. Visit these videos by clicking the provided URL on your phone or tablet’ s web browser. Alternatively, you can scan the QR code to access the video directly.

  • 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://msi.gm/S52C77C2 ●...
  • Page 8 Installing DDR5 memory ⚽ https://msi.gm/S647FF99 ● DIMMB1 DIMMA2 DIMMB2 DIMMB2 DIMMA2 DIMMA1 DIMMA2...

  • Page 9: Connecting The Front Panel Header

    Connecting the Front Panel Header ⚽ https://msi.gm/S8EF7577 ● Power LED Power Switch JFP1 Reserved HDD LED Reset Switch JFP1 HDD LED - HDD LED HDD LED + POWER LED - POWER LED POWER LED +...

  • Page 10: Installing The Motherboard

    Installing the Motherboard ⚽ https://msi.gm/S4BA9046 ● Torque: 3 kgf·cm* *3 kgf·cm = 0.3 N·m = 2.6 lbf·in...

  • Page 11: Connecting The Power Connectors

    Connecting the Power Connectors ⚽ https://msi.gm/SD937E2C ● ATX_PWR1 PCIE_PWR1 CPU_PWR1~2...

  • Page 12: Installing Sata Drives

    Installing SATA Drives ⚽ https://msi.gm/S9369131 ●...

  • Page 13: Installing A Graphics Card

    Installing a Graphics Card ⚽ https://msi.gm/SBC41FF1 ●...

  • Page 14: Connecting Peripheral Devices

    Connecting Peripheral Devices...
  • Page 15 Power On...

  • Page 16: Specifications

    Supports Intel® Core™ Ultra Processors (Series 2)* ● Processor socket LGA1851 ● * Please go to www.msi.com to get the newest support status as new processors are released. Chipset Intel® B860 Chipset 4x DDR5 memory slots*, supporting up to 256GB** ●...
  • Page 17 Continued from previous column 3x M.2 slots (Key M) ● M2_1 slot (From CPU) ● Supports up to PCIe 5.0 x4 ● Supports 2242/ 2260/ 2280 storage devices ● M2_2 slot (From B860 chipset) M.2 SSD Slots ● Supports up to PCIe 4.0 x4 ●...
  • Page 18 Continued from previous column 1x 4-pin CPU fan connector ● 1x 4-pin water-pump/ system fan connector Fan Connectors ● 3x 4-pin system fan connectors ● 1x Front panel audio connector ● 2x System panel connectors ● 1x Chassis Intrusion connector ●...
  • Page 19 Continued from previous column 1x DisplayPort ● 1x HDMI™ port ● 1x Thunderbolt™ 4 USB-C port (From CPU) ● Supports DisplayPort over USB Type-C® ● Each port can daisy-chain up to three Thunderbolt 4 ● devices or five Thunderbolt 3 devices Back Panel 2x USB 2.0 Type-A ports (From B860 chipset) Connectors &...
  • Page 20 UEFI AMI BIOS ● BIOS Features ACPI 6.5, SMBIOS 3.7 ● Multi-language ● Drivers ● MSI Center ● Acrobat ● Adobe Creative Cloud Software ● AIDA64 Extreme - MSI Edition ● CPU-Z MSI GAMING ● Dropbox ● Norton 360 ●...

  • Page 21: Special Features

    Special Features MSI Center Features Performance MSI AI Engine Core Boost ● ● Cooling Wizard VRM Power Design (VCPU / VGT / ● ● VCCSA / VNNAON) Mystic Light ● Dual CPU Power Ambient Link ● ● Memory Boost 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 Notices ● Cables 1x SATA cable ● 1x 1 to 2 EZ Conn-Cable (V1) ●...

  • Page 23: Back Panel Connectors

    Back Panel Connectors Item Description DisplayPort Thunderbolt™ 4 USB-C port (From CPU) Supports DisplayPort over USB Type-C® ● Each port can daisy-chain up to three Thunderbolt 4 devices or five ● Thunderbolt 3 devices USB 5Gbps Type-A ports (From B860 chipset) 5Gbps LAN (RJ45) jack Wi-Fi antenna connectors Line-in port...
  • Page 24 Item Description USB 2.0 Type-A ports (From B860 chipset) Clear CMOS Button USB 10Gbps Type-A port (From B860 chipset) USB 5Gbps Type-C port (From B860 chipset) Mic-in port...

  • Page 25: Lan Port Led Status Table

    LAN Port LED Status Table Link/ Activity LED Speed LED Link/ Activity LED Speed LED Status Description Status Speed No link 10 Mbps Yellow blinking slowly Linked Green 100 Mbps/ 1 Gbps/ 2.5 Gbps Yellow blinking rapidly Data activity Orange 5 Gbps Audio Jacks Connection Audio jacks to headphone and microphone diagram...
  • Page 26 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 27: Installing Antenna

    Installing Antenna 1. Connect two antenna cables tight to the Wi-Fi antenna connectors as shown. 2. Place the antenna as high as possible for a better signal.

  • Page 28: Overview Of Components

    Overview of Components Top view ATX_PWR1 JUSBC1 JUSB4 M2_1 JUSB3 SYS_FAN1 PCI_E1 SATA▼5▲6 PCI_E2 SATA▼7▲8 PCI_E3 JBAT1 PCI_E4 M2_2 JCI1 JFP2...

  • Page 29: Bottom View

    Bottom view...

  • Page 30: Cpu Socket

    CPU Socket The LGA1851 socket is the CPU socket that is designed for Intel desktop processors. It is a land grid array (LGA) socket with 1851 pins. The socket is not compatible with previous generations of Intel® processors. Installing the CPU to the LGA1851 socket The surface of the LGA1851 CPU has two notches to assist in correctly lining up the CPU for motherboard placement.
  • Page 31 ● disconnect 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 32: Ddr5 Dimm Slots

    DDR5 DIMM Slots The DDR5 DIMM slot is a dedicated connector designed to accommodate DDR5 (Double Data Rate 5) memory modules. It represents the latest standard in computer memory, providing enhanced data transfer speeds and efficiency. DIMMB1 DIMMA1 DIMMB2 DIMMA2 Channel B Channel A Memory module installation recommendation...
  • Page 33 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 34: Pci_E1~4: Pcie Expansion Slots

    PCI_E4: PCIe 4.0 x4 (From B860 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 35: M2_1~3: M.2 Slots (Key M)

    Watch the video to learn how to M2_1 Install M.2 SSD with Screwless M.2 Shield Frozr heatsink. M2_2 Bottom view ⚽ https://msi.gm/S7F5D000 ● M2_3 ⚠ Important Intel® RST only supports PCIe M.2 SSD with UEFI ROM. ● If your M.2 SSD equips its own heatsink, please note the following: ●...
  • Page 36 Installing M.2 module into M2_1 slot 1. Press and hold the end button of Screwless M.2 Shield Frozr heatsink. 2. Slightly lift up the end part of Screwless M.2 Shield Frozr heatsink and move it forward to uninstall the heatsink.
  • Page 37 3. If you install 2242 SSD, use the included EZ M.2 Clip II Remover. Place the included EZ M.2 Clip II in the screw hole, use the remover to screw it in clockwise and secure it. If you install 2260 SSD, install the included M.2 standoff. Skip this step if you install 2280 SSD.
  • Page 38 4. Insert your M.2 SSD into the M.2 slot at a 30-degree angle. 5. Please refer to the following instructions for installation based on the lengths of SSD. For 2280 SSD Rotate the EZ M.2 Clip to secure the M.2 SSD. 30º...
  • Page 39 6. Remove the protective films from the thermal pads under Screwless M.2 Shield Frozr heatsink. 7. Align the notches under Screwless M.2 Shield Frozr heatsink with the tenons, and then put the heatsink back in place. 8. Press the end side of Screwless M.2 Shield Frozr heatsink to lock it completely. Removing M.2 SSD using the EZ M.2 Clip II To remove M.2 SSD from the EZ M.2 Clip II, gently push the spring head on the top of the EZ M.2 Clip II outward while simultaneously pulling the M.2 SSD out.
  • Page 40 Installing M.2 module into M2_2 slot 1. If you want to install 2260 SSD, place the included EZ M.2 Clip II in the screw hole, use the EZ M.2 Clip II Remover to screw it in clockwise and secure it. Skip this step if you install 2280 SSD.

  • Page 41: Sata_5~8: Sata 6Gb/S Connectors

    Installing M.2 module into M2_3 slot 1. Secure the supplied M.2 standoff. 2. Insert your M.2 SSD into the M.2 slot at a 30-degree angle. 3. Secure the M.2 SSD in place with the supplied M.2 screw. M.2 screw 30º 30º...

  • Page 42: 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 43: Jtpm1: Tpm Module Connector

    JTPM1: TPM Module Connector This connector is designed for a Trusted Platform Module (TPM) to enable secure storage of sensitive data and perform cryptographic operations that ensure the integrity of your system. Signal Name Signal Name SPI Power SPI Chip Select Master In Slave Out Master Out Slave In (SPI Data)

  • Page 44: Cpu_Pwr1~2, Atx_Pwr1, Pcie_Pwr1: Power Connectors

    CPU_PWR1~2, ATX_PWR1, PCIE_PWR1: Power Connectors These power 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 +3.3V +3.3V CPU_PWR1~2 Ground Ground Ground PWR OK 5VSB +12V...

  • Page 45: 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 46: Jusbc1: Usb 10Gbps Type-C Front Panel Connectors

    JUSBC1: USB 10Gbps Type-C Front Panel Connectors This USB connector allows you to connect to the USB Type-C® port on the front panel and supports data transfer speeds of up to 10Gbps. It features a user-friendly design that ensures proper orientation when connecting the cable. USB Type-C Cable JUSBC1 USB Type-C port on...

  • Page 47: Jusb1~2: Usb 2.0 Connectors

    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. 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.

  • Page 48: Jtbt5_1: Thunderbolt™ 5 Expansion Card Connector

    JTBT5_1: Thunderbolt™ 5 Expansion Card Connector This connector allows you to connect MSI thunderbolt™ 5 Expansion Card. Signal Name Signal Name 5VDUAL 5VDUAL GPIO GPIO SLP_S3# GPIO SLP_S4# No Pin Ground PD_EC_I2C_SCL GPIO PD_EC_I2C_SDA GPIO Ground TBT_CARD_DET# PD_EC_I2C_INT GPIO PS_ON# JDASH1 : Tuning Controller connector This connector is used to connect an optional Tuning Controller module.

  • Page 49: Cpu_Fan1, Pump_Sys1, Sys_Fan1~3: Fan Connectors

    CPU_FAN1, PUMP_SYS1, SYS_FAN1~3: Fan Connectors Fan connectors can be divided into two categories: PWM Mode and DC Mode. PWM Mode fan connectors provide a constant 12V output and adjust fan speed with a speed control signal. DC Mode fan connectors control fan speed by changing voltage. Please refer to the following specification table for the fan connector mode of your motherboard.

  • Page 50: Jrgb1: Rgb Led Connector

    (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 51: 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). Signal Name Signal Name Data...

  • Page 52: Jaf_1: Ez Conn-Header V1

    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. ● JAF_1: EZ Conn-Header V1 This header is designed to connect MPG EZ120 ARGB fans, simplifying cable routing.

  • Page 53: Onboard Leds

    The Fan-JAF1 Cable is included in the packaging of MPG EZ120 ARGB. ● For more information on how to install MPG EZ120 ARGB, please refer to https:// ● msi.gm/S5035E56. Onboard LEDs EZ Debug LED These LEDs indicate the debug status of the motherboard.

  • Page 54: 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 55: 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 56 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 57: Msi Center User Guide

    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 58: 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 59: Bios Setup

    ● have. BIOS User Guide If you’ d like to know more instructions on setting up the BIOS, please refer to https://msi.gm/S1154EEB or scan the QR code to access. ⚠ Important The appearance of the BIOS user guide may differ based on your motherboard model.

  • Page 60: Entering Bios Setup

    Entering BIOS Setup Press Delete key, when the Press DEL key to enter Setup Menu, F11 to enter Boot Menu message appears on the screen during the boot process. Function key +/ -: Increase / decrease the value Enter: Select the item ESC: Exit Tab:...

  • Page 61: Resetting Bios

    ● Please follow the steps below to update BIOS: 1. Download the latest BIOS file from the MSI website that matches your motherboard model, and save it to the USB flash drive. 2. If your motherboard has a Multi-BIOS switch, switch to the target BIOS ROM.
  • Page 62 Close all other applications before updating the BIOS. ● To update BIOS: 1. Install and launch MSI Center, then go to Support page. 2. Select Live Update and click on Advance button. 3. Select the BIOS file and click on Install button.

  • Page 63: Block Diagram

    Block Diagram B860M GAMING PLUS WIFI DDR5 DIMM A1/A2 PCIe 5.0 x16 PCI_E1 DIMM B1/B2 PCIe 5.0 x16 GEN5 x4 M2_1 HDMI (PCIe Only) Thunderbolt4 DP 1.4 HBR2 x4 DMI Gen4 GEN4 x4 M2_2 Killer 5Gbps (PCIe Only) PCIe 4.0 x4 GEN4 x2 M2_3 (PCIe Only) PCIe 4.0 x1...

  • Page 64: 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 65 ● 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 66 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: 20-7E42 제조년월: 2024년 R-R-MSI-20-7E42 제조자 및 제조국가: MSI/중국...

  • Page 67: 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 68: 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 69 MSI će poštovati zahtev o preuzimanju ovakvih proizvoda kojima je istekao vek trajanja, koji imaju MSI oznaku i koji su prodati u EU. Ove proizvode možete vratiti na lokalnim mestima za prikupljanje.
  • Page 70 MSI si adeguerà a tale Direttiva ritirando tutti i prodotti marchiati MSI che sono stati venduti all’ interno dell’ Unione Europea alla fine...

  • Page 71: 日本Jis C 0950材質宣言

    2008 № 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 chất độc hại có...
  • Page 72 MS-7E42主板产品中有害物质的名称及含量 有害物质 部件名称 铅 汞 镉 六价铬 多溴联苯 多溴二苯醚 (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 73: 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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