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B860M D2H
User's Manual
Rev. 1001
GIGABYTE will reduce paper use in order to fulfill the responsibilities of a global citizen.
Also, to reduce the impacts on global warming, the packaging materials of this product
are recyclable and reusable. GIGABYTE works with you to protect the environment.
For more product details, please visit GIGABYTE's website.

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  • Page 1 User's Manual Rev. 1001 GIGABYTE will reduce paper use in order to fulfill the responsibilities of a global citizen. Also, to reduce the impacts on global warming, the packaging materials of this product are recyclable and reusable. GIGABYTE works with you to protect the environment.
  • Page 2 The trademarks mentioned in this manual are legally registered to their respective owners. Disclaimer Information in this manual is protected by copyright laws and is the property of GIGABYTE. Changes to the specifications and features in this manual may be made by GIGABYTE without prior notice.
  • Page 3: Table Of Contents

    Table of Contents Chapter 1 Product Introduction ..................4 Motherboard Layout ..................4 Box Contents ....................5 Chapter 2 Hardware Installation ..................6 Installation Precautions ..................6 Product Specifications ..................7 Installing the CPU and CPU Cooler ............... 10 Installing the Memory ..................13 Installing an Expansion Card .................
  • Page 4: Chapter 1 Product Introduction

    Chapter 1 Product Introduction Motherboard Layout ARGB_V2_2 CPU_OPT SYS_FAN1 PS2_USB CPU_FAN 12V_2X4 QFLED CPU DRAM DP_HDMI VGA BOOT LGA1851 U3A_5G_USB U35G_LAN Realtek ® 2.5GbE LAN AUDIO PCIEX16 ® Super I/O Intel B860 ® M_BIOS CODEC PCIEX4 CLR_CMOS SPDIF_O USB 2.0 Hub F_AUDIO Temperature sensor ARGB_V2_3...
  • Page 5: Box Contents

    Box Contents B860M D2H motherboard User's Manual Quick Installation Guide Two SATA cables I/O Shield * The box contents above are for reference only and the actual items shall depend on the product package you obtain. The box contents are subject to change without notice.
  • Page 6: Chapter 2 Hardware Installation

    Chapter 2 Hardware Installation Installation Precautions The motherboard contains numerous delicate electronic circuits and components which can become damaged as a result of electrostatic discharge (ESD). Prior to installation, carefully read the user's manual and follow these procedures: • Prior to installation, make sure the chassis is suitable for the motherboard. •...
  • Page 7: 2-2 Product Specifications

    2-2 Product Specifications LGA1851 socket: Support for Intel Core Ultra Processors ® ™ Š (Go to GIGABYTE's website for the latest CPU support list.) L3 cache varies with CPU Š Chipset Intel B860 Express Chipset ® Š Memory Support for DDR5 6400/5600 MT/s memory modules Š...
  • Page 8 Chipset: Š 5 x USB 3.2 Gen 1 ports (3 ports on the back panel, 2 ports available through the internal USB header) 3 x USB 2.0/1.1 ports on the back panel Chipset+USB 2.0 Hub: Š 4 x USB 2.0/1.1 ports available through the internal USB headers Internal 1 x 24-pin ATX main power connector Š...
  • Page 9 Micro ATX Form Factor; 24.4cm x 22.5cm Form Factor Š * GIGABYTE reserves the right to make any changes to the product specifications and product-related information without prior notice. & Please visit the SERVICE/SUPPORT\Utility page on GIGABYTE's website to download the latest version of apps.
  • Page 10: Installing The Cpu And Cpu Cooler

    Read the following guidelines before you begin to install the CPU: • Make sure that the motherboard supports the CPU. (Go to GIGABYTE's website for the latest CPU support list.) • Always turn off the computer and unplug the power cord from the power outlet before installing the CPU to prevent hardware damage.
  • Page 11: Installing The Cpu

    B. Installing the CPU Follow the steps below to correctly install the CPU into the motherboard CPU socket. Finger Tab j G ently press the CPU socket lever handle down and away from the socket. k C ompletely lift up the CPU socket locking lever.
  • Page 12: Installing The Cpu Cooler

    C. Installing the CPU Cooler Be sure to install the CPU cooler after installing the CPU. (Actual installation process may differ depending the CPU cooler to be used. Refer to the user's manual for your CPU cooler.) Apply an even and thin layer of thermal grease on the surface of the installed CPU.
  • Page 13: Installing The Memory

    Read the following guidelines before you begin to install the memory: • Make sure that the motherboard supports the memory. It is recommended that memory of the same capacity, brand, speed, and chips be used. (Go to GIGABYTE's website for the latest supported memory speeds and memory modules.) •...
  • Page 14: Installing An Expansion Card

    Installing an Expansion Card Read the following guidelines before you begin to install an expansion card: • Make sure the motherboard supports the expansion card. Carefully read the manual that came with your expansion card. • Always turn off the computer and unplug the power cord from the power outlet before installing an expansion card to prevent hardware damage.
  • Page 15: Back Panel Connectors

    No data transmission or receiving is occurring 100 Mbps data rate LAN Port (Note 1) Actual support may vary by CPU. (Note 2) To enable the Q-Flash Plus function, please navigate to the "Unique Features" page of GIGABYTE's website for more information. - 15 -...
  • Page 16 You can change the functionality of an audio jack using the audio software. To configure 7.1-channel audio, access the audio software for audio settings. & Please visit GIGABYTE's website for details on configuring the audio software. https://www.gigabyte.com/WebPage/697/realtek897-audio.html • When removing the cable connected to a back panel connector, first remove the cable from your device and then remove it from the motherboard.
  • Page 17: Onboard Button And Leds

    BIOS flashing is complete. QFLED QFLED To enable the Q-Flash Plus function, please navigate to the "Unique Features" page of GIGABYTE's website for more information. Status LEDs The status LEDs show whether the CPU, memory, graphics card, and operating system are working properly after system power-on.
  • Page 18: Internal Connectors

    Internal Connectors 15 6 16 9 12V_2X4 F_AUDIO SPDIF_O CPU_FAN FU3A_5G SYS_FAN1 F_USB1/F_USB2 CPU_OPT SPI_TPM ARGB_V2_1/2/3 SATA3 4/5/6/7 M2A_CPU/M2P_SB CLR_CMOS F_PANEL Read the following guidelines before connecting external devices: • First make sure your devices are compliant with the connectors you wish to connect. •...
  • Page 19 1/2) 12V_2X4/ATX (2x4 12V Power Connector and 2x12 Main Power Connector) With the use of the power connector, the power supply can supply enough stable power to all the components on the motherboard. Before connecting the power connector, first make sure the power supply is turned off and all devices are properly installed.
  • Page 20 3/4) CPU_FAN/SYS_FAN1 (Fan Headers) All fan headers on this motherboard are 4-pin. Most fan headers possess a foolproof insertion design. When connecting a fan cable, be sure to connect it in the correct orientation (the black connector wire is the ground wire). The speed control function requires the use of a fan with fan speed control design. For optimum heat dissipation, it is recommended that a system fan be installed inside the chassis.
  • Page 21 1.5Gb/s standard. Each SATA connector supports a single SATA device. The SATA connectors support RAID 0, RAID 1, RAID 5, and RAID 10. Please navigate to the "Configuring a RAID Set" page of GIGABYTE's website for instructions on configuring a RAID array.
  • Page 22 8) M2A_CPU/M2P_SB (M.2 Socket 3 Connectors) The M.2 connectors on the motherboard support only M.2 PCIe SSDs. M2A_CPU M2P_SB M2A_CPU M2P_SB Follow the steps below to correctly install an M.2 SSD in the M.2 connector. Step 1: Pull the clip's tab up and out of the mounting hole. Slide the M.2 SSD into the connector at an angle. Step 2: Press the M.2 SSD down and then secure it by pressing the clip's tab into the mounting hole.
  • Page 23 Connects to the power switch on the chassis front panel. You may configure the way to turn off your system using the power switch (please navigate to the "BIOS Setup" page of GIGABYTE's website and search for "Soft-Off by PWR-BTTN" for more information).
  • Page 24 10) F_AUDIO (Front Panel Audio Header) The front panel audio header supports High Definition audio (HD). You may connect your chassis front panel audio module to this header. Make sure the wire assignments of the module connector match the pin assignments of the motherboard header. Incorrect connection between the module connector and the motherboard header will make the device unable to work or even damage it.
  • Page 25 F_USB30 F_ U 12) FU3A_5G (USB 3.2 Gen 1 Header) The header conforms to USB 3.2 Gen 1 and USB 2.0 specification and can provide two USB ports. For purchasing the optional 3.5" front panel that provides two USB 3.2 Gen 1 ports, please contact the local dealer.
  • Page 26 14) SPI_TPM (Trusted Platform Module Header) You may connect an SPI TPM (Trusted Platform Module) to this header. Pin No. Definition Data Output Power (3.3V) No Pin Data Input Chip Select SPI_TPM S F_ S S_F 15) COM (Serial Port Header) The COM header can provide one serial port via an optional COM port cable.
  • Page 27 Reset The reset jumper provides you with several functions to use. To remap the button to perform different tasks, please navigate to the "BIOS Setup" page of GIGABYTE's website and search for "RST (MULTIKEY)" for more information. 17) CLR_CMOS (Clear CMOS Jumper) Use this jumper to clear the BIOS configuration and reset the CMOS values to factory defaults.
  • Page 28 18) BAT (Battery) The battery provides power to keep the values (such as BIOS configurations, date, and time information) in the CMOS when the computer is turned off. Replace the battery when the battery voltage drops to a low level, or the CMOS values may not be accurate or may be lost. You may clear the CMOS values by removing the battery: 1.
  • Page 29: Chapter 3 Bios Setup

    If this occurs, try to clear the CMOS values and reset the board to default values. • Refer to the introductions of the battery/clear CMOS jumper in Chapter 2 or navigate to the "BIOS Setup" page of GIGABYTE's website and search for "Load Optimized Defaults" for how to clear the CMOS values.
  • Page 30: Startup Screen

    Startup Screen: The following startup Logo screen will appear when the computer boots. Function Keys Function Keys: <DEL>: BIOS SETUP\Q-FLASH Press the <Delete> key to enter BIOS Setup or to access the Q-Flash utility in BIOS Setup. <F12>: BOOT MENU Boot Menu allows you to set the first boot device without entering BIOS Setup.
  • Page 31: Chapter 4 Installing The Operating System And Drivers

    OS installation process. Refer to the steps below: Step 1: Go to GIGABYTE's website, browse to the motherboard model's web page, download the Intel SATA Preinstall driver file on the Support\Download\SATA RAID/AHCI page, unzip the file and copy the files to your USB thumb drive.
  • Page 32: Drivers Installation

    After you install the operating system, a dialog box will appear on the bottom-right corner of the desktop asking if you want to download and install the drivers and GIGABYTE applications via GIGABYTE Control Center (GCC). Click Install to proceed with the installation. (In BIOS Setup, make sure Settings\IO Ports\Gigabyte Utilities Downloader Configuration\Gigabyte Utilities Downloader is set to Enabled.)
  • Page 33: Chapter 5 Appendix

    • A USB thumb drive. The Intel B860 Chipset doesn't include RAID 0, RAID 1, RAID 5, and RAID 10 support for ® NVMe SSD storage devices. & Please visit GIGABYTE's website for details on configuring a RAID array. https://www.gigabyte.com/WebPage/1090/intel800-raid.html - 33 -...
  • Page 34: Regulatory Notices

    Direttive. components have been carefully selected to meet RoHS requirement. Moreover, we at GIGABYTE are continuing our efforts to develop products that do not use internationally banned toxic chemicals. European Union (EU) Community Waste Electrical & Electronic Equipment...
  • Page 35: Contact Us

    Contact Us GIGA-BYTE TECHNOLOGY CO., LTD. Address: No.6, Baoqiang Rd., Xindian Dist., New Taipei City 231 TEL: +886-2-8912-4000, FAX: +886-2-8912-4005 Tech. and Non-Tech. Support (Sales/Marketing) : https://esupport.gigabyte.com WEB address (English): https://www.gigabyte.com WEB address (Chinese): https://www.gigabyte.com/tw GIGABYTE eSupport • To submit a technical or non-technical (Sales/Marketing) question, please link to: https://esupport.gigabyte.com...

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