ASROCK B860M STEEL LEGEND WiFi User Manual
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ASROCK B860M STEEL LEGEND WiFi User Manual

ASROCK B860M STEEL LEGEND WiFi User Manual

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Summary of Contents for ASROCK B860M STEEL LEGEND WiFi

  • Page 2: 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 3: Table Of Contents

    Chapter 1 Introduction Package Contents Specifications Motherboard Layout I/O Panel Block Diagram 802.11axe Wi-Fi 6E Module and ASRock WiFi 2.4/5/6 GHz Antennas Chapter 2 Installation Installing the CPU Installing the CPU Fan and Heatsink Installing Memory Modules (DIMM) Connecting the Front Panel Header...
  • Page 4 2.14 Smart Button 2.15 M.2 SSD Installation Guide (M2_1) 2.16 M.2 SSD Installation Guide (M2_3) 2.17 M.2 SSD Installation Guide (M2_2 and M2_4)

  • Page 5: Chapter 1 Introduction

    If you require technical support related to this mother- board, 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 6: Specifications

    • Supports DDR5 non-ECC, un-buffered memory up to 8666+(OC)* • Supports Clocked Unbuffered DIMM (CUDIMM) • Max. capacity of system memory: 256GB • Supports Intel® Extreme Memory Profile (XMP) 3.0x * Please refer to Memory Support List on ASRock's website for more information. (http://www.asrock.com/) Expansion CPU: Slot • 1 x PCIe 5.0 x16 Slot (PCIE1), supports x16 mode*...
  • Page 7 B860M Steel Legend WiFi • 1 x HDMI 2.1 TMDS/FRL 8G Compatible, supports HDR, HDCP 2.3 and max. resolution up to 4K 120Hz • 1 x DisplayPort 1.4 with DSC (compressed), supports HDCP 2.3 and max. resolution up to 8K 60Hz / 5K 120Hz • 1 x Intel®...
  • Page 8 • 2 antennas to support 2 (Transmit) x 2 (Receive) diversity technology • Supports Bluetooth 5.3 • Supports MU-MIMO CPU: • 1 x Thunderbolt 4 Type-C (Rear) Chipset: • 1 x USB 3.2 Gen2 Type-C (Front) • 2 x USB 3.2 Gen2 Type-A (Rear) • 6 x USB 3.2 Gen1 (4 Rear, 2 Front) • 6 x USB 2.0 (2 Rear, 4 Front) * All USB ports support ESD Protection...
  • Page 9 B860M Steel Legend WiFi • 4 x SATA3 6.0 Gb/s Connectors * Supports Intel® Volume Management Device (VMD) * Supports NVMe SSD as boot disks RAID • Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices Connector • 1 x Thermistor Cable Header...
  • Page 10 • ErP/EuP ready (ErP/EuP ready power supply is required) * For detailed product information, please visit our website: http://www.asrock.com Please realize that there is a certain risk involved with overclocking, including adjusting the setting in the BIOS, applying Untied Overclocking Technology, or using third-party overclocking tools.

  • Page 11: Motherboard Layout

    B860M Steel Legend WiFi 1.3 Motherboard Layout CPU_FAN2 BIOS _FB1 AIO_PUMP ATX12V1 ATX12V2 CPU_FAN1 DRAM BOOT USB 2.0 T: USB_2 B: USB_1 USB 3.2 Gen1 T: USB32_2 B: USB32_1 USB 3.2 Gen1 T: USB32_4 B: USB32_3 USB 3.2 Gen2 Top:...
  • Page 12 No. Description ATX 12V Power Connector (ATX12V1) ATX 12V Power Connector (ATX12V2) 2 x 288-pin DDR5 DIMM Slots (DDR5_A1, DDR5_B1) 2 x 288-pin DDR5 DIMM Slots (DDR5_A2, DDR5_B2) CPU Fan Connector (CPU_FAN2) AIO Pump Fan Connector (AIO_PUMP) Addressable LED Header (ADDR_LED3) CPU Fan Connector (CPU_FAN1) Addressable LED Header (ADDR_LED2) Post Status Checker (PSC)

  • Page 13: I/O Panel

    B860M Steel Legend WiFi 1.4 I/O Panel No. Description No. Description Antenna Ports USB 3.2 Gen1 Ports (USB32_34)*** DisplayPort 1.4 USB 3.2 Gen1 Ports (USB32_12) 2.5G LAN RJ-45 Port* USB 2.0 Ports (USB_12) Microphone Input Jack** Thunderbolt 4 Type-C Port (TB_1)
  • Page 14 *There are two LEDs on each LAN port. Please refer to the table below for the LAN port LED indications. ACT/LINK LED SPEED LED LAN Port Activity / Link LED Speed LED Status Description Status Description No Link 10Mbps connection 100Mbps/1Gbps Blinking Data Activity...

  • Page 15: Block Diagram

    B860M Steel Legend WiFi 1.5 Block Diagram...

  • Page 16: 802.11Axe Wi-Fi 6E Module And Asrock Wifi 2.4/5/6 Ghz Antennas

    1.6 802.11axe Wi-Fi 6E Module and ASRock WiFi 2.4/5/6 GHz Antennas 802.11axe Wi-Fi 6E + BT Module This motherboard comes with an exclusive 802.11 a/b/g/n/ac/ax/axe Wi-Fi 6E + BT v5.3 module that offers support for 802.11 a/b/g/n/ac/ax/axe Wi-Fi 6E connectivity standards and Bluetooth v5.3.
  • Page 17 B860M Steel Legend WiFi WiFi Antennas Installation Guide Step 1 Prepare the WiFi 2.4/5/6 GHz Antennas that come with the package. Step 2 Connect the two WiFi 2.4/5/6 GHz Antennas to the antenna connectors. Turn the antenna clockwise 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

    B860M Steel Legend WiFi 2.1 Installing the CPU 1. Before you insert the 1851-Pin CPU into the socket, please check if the PnP cap is on the socket, if the CPU surface is unclean, or if there are any bent pins in the socket. Do not force to insert the CPU into the socket if above situation is found.
  • Page 20 Please save and replace the cover if the processor is removed. The cover must be placed if you wish to return the motherboard for after service.

  • Page 21: Installing The Cpu Fan And Heatsink

    B860M Steel Legend WiFi 2.2 Installing the CPU Fan and Heatsink...

  • Page 22: Installing Memory Modules (Dimm)

    2.3 Installing Memory Modules (DIMM) This motherboard provides four 288-pin DDR5 (Double Data Rate 5) 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) DDR5 DIMM pairs. 2.
  • Page 23 B860M Steel Legend WiFi...

  • Page 24: Connecting The Front Panel Header

    2.4 Connecting the Front Panel Header Front Panel Wires System Panel Header Power SW (-) RESET SW (+) Power SW (+) RESET SW (-) Power LED (-) HDD LED (-) Power LED (+) HDD LED (+) PANEL1...

  • Page 25: Installing The Motherboard

    B860M Steel Legend WiFi 2.5 Installing the Motherboard...

  • Page 26: Installing Sata Drives

    2.6 Installing SATA Drives Optical Drive SATA Drive SATA Data Cable...
  • Page 27 B860M Steel Legend WiFi SATA Power Connector SATA Data Connector...

  • Page 28: Installing A Graphics Card

    2.7 Installing a Graphics Card CLICK!

  • Page 29: Expansion Slot (Pcie Slot)

    B860M Steel Legend WiFi Expansion Slot (PCIe Slot) There is 1 PCI Express slot 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 30: Connecting Peripheral Devices

    2.8 Connecting Peripheral Devices...

  • Page 31: Connecting The Power Connectors

    B860M Steel Legend WiFi 2.9 Connecting the Power Connectors...

  • Page 32: Power On

    2.10 Power On...

  • Page 33: Jumpers Setup

    B860M Steel Legend WiFi 2.11 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”.

  • Page 34: Onboard Headers And Connectors

    2.12 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 (9-pin PANEL1) (see p.7, No.
  • Page 35 B860M Steel Legend WiFi Power LED and Speaker Header (7-pin SPK_PLED1) (see p.7, No. 17) Please connect the chassis power LED and the chassis speaker to this header. SPK_PLED1 SPEAKER DUMMY DUMMY PLED+ PLED+ PLED-...
  • Page 36 Serial ATA3 Connectors Right Angle: (SATA3_0) (see p.7, No. 14)(Upper) (SATA3_1) (see p.7, No. 14)(Lower) (SATA3_2) (see p.7, No. 15)(Upper) (SATA3_3) (see p.7, No. 15)(Lower) These four SATA3 connectors support SATA data cables for internal storage devices with up to 6.0 Gb/s data transfer rate.
  • Page 37 B860M Steel Legend WiFi USB 2.0 Headers (9-pin USB_3_4) (see p.7, No. 24) (9-pin USB_5_6) (see p.7, No. 23) There are two headers on this motherboard. Each USB 2.0 header can support two ports. USB_5_6 USB_PWR DUMMY USB_PWR USB_3_4 USB_PWR...
  • Page 38 USB 3.2 Gen1 Header (19-pin USB32_7_8) (see p.7, No. 13) There is one header on this motherboard. This USB 3.2 Gen1 header can support two ports. USB32_7_8 Vbus Vbus Vbus IntA_PB_SSRX- IntA_PA_SSRX- IntA_PB_SSRX+ IntA_PA_SSRX+ IntA_PB_SSTX- IntA_PA_SSTX- IntA_PB_SSTX+ IntA_PA_SSTX+ IntA_PB_D- IntA_PA_D- IntA_PB_D+ IntA_PA_D+ Dummy...
  • Page 39 B860M Steel Legend WiFi Front Panel Type C USB 3.2 Gen2 Header (20-pin USB32_TC1) (see p.7, No. 12) There is one Front Panel Type C USB 3.2 Gen2 Header on this motherboard. This header is used for connecting a USB 3.2 Gen2 module for additional USB 3.2 Gen2 ports.
  • Page 40 Front Panel Audio Header (9-pin HD_AUDIO1) (see p.7, No. 28) This header is for connecting audio devices to the front audio panel. HD_AUDIO1 PRESENCE# MIC_RET OUT_RET OUT2_L J_SENSE OUT2_R MIC2_R MIC2_L High Definition Audio supports Jack Sensing, but the panel wire on the chassis must sup- port HDA to function correctly.
  • Page 41 B860M Steel Legend WiFi Chassis Fan Connectors (4-pin CHA_FAN1) (see p.7, No. 20) (4-pin CHA_FAN2) (see p.7, No. 21) (4-pin CHA_FAN3) (see p.7, No. 22) (4-pin CHA_FAN4) (see p.7, No. 29) These headers allow you to connect Case or Radiator fans. If you plan to connect a 3-pin fan, please connect it to Pin 1-3.
  • Page 42 CPU Fan Connector (4-pin CPU_FAN1) (see p.7, No. 8) This header allows you to connect CPU fan. If you plan to connect a 3-pin fan, please connect it to Pin 1-3. CPU_FAN1 +12V CPU_F AN_SPEED FAN_SPEED_CONTROL CPU Fan Connector (4-pin CPU_FAN2) (see p.7, No. 5) This header allows you to connect CPU fan or Water Pump.
  • Page 43 B860M Steel Legend WiFi AIO Pump Fan Connector (4-pin AIO_PUMP) (see p.7, No. 6) This header allows you to connect AIO (All-in-One) pump or fan. If you plan to connect a 3-pin AIO cooler fan, please connect it to Pin 1-3.
  • Page 44 ATX 12V Power Connectors (8-pin ATX12V1) (see p.7, No. 1) (8-pin ATX12V2) (see p.7, No. 2) This motherboard provides two 8-pin ATX 12V power connectors. To use a 4-pin ATX power supply, please plug it along Pin 1 and Pin 5. *Connecting an ATX 12V 8-pin cable to ATX12V2 is optional.
  • Page 45 B860M Steel Legend WiFi SPI TPM Header (13-pin SPI_TPM_J1) (see p.7, No. 18) This connector supports SPI Trusted Platform Module (TPM) system, which can securely store keys, digital certificates, passwords, and data. A TPM system also helps enhance network security, protects digital identities, and ensures platform integrity.
  • Page 46 Thermistor Cable Header (2-pin T_SENSOR1) (see p.7, No. 25) The Thermistor Cable Header is used to connect a thermistor cable to monitor the temperature of the critical component. Plug the thermistor cable that comes with the package to the header, and then attach the sensor end to the component to detect the temperature.
  • Page 47 B860M Steel Legend WiFi RGB LED Header (4-pin RGB_LED1) (see p.7, No. 26) This RGB header is used to connect RGB LED extension cable which allow users to choose from various LED lighting effects. Caution: Never install the RGB LED cable in the wrong orientation; otherwise, the cable may be damaged.
  • Page 48 Addressable LED Headers (3-pin ADDR_LED1) (see p.7, No. 27) (3-pin ADDR_LED2) (see p.7, No. 9) (3-pin ADDR_LED3) (see p.7, No. 7) These headers are used to connect Addressable LED extension cables which allow users to choose from various LED lighting effects. Caution: Never install the Addressable LED cable in the wrong orientation;...
  • Page 49 B860M Steel Legend WiFi 1. Never install the Addressable LED cable in the wrong orientation; otherwise, the cable may be damaged. 2. Before installing or removing your Addressable LED cable, please power off your system and unplug the power cord from the power supply. Failure to do so may cause damages to motherboard components.

  • Page 50: Post Status Checker

    2.13 Post Status Checker Post Status Checker (PSC) diagnoses the computer when users power on the machine. The LEDs light up to show what component is running into an issue. They emit red, yellow, white and yellow-green lights to indicate, respectively, the CPU, memory, VGA and storage are not detected or fail.

  • Page 51: Smart Button

    B860M Steel Legend WiFi 2.14 Smart Button The motherboard has one smart switch: BIOS Flashback Button, allowing users to flash the BIOS. BIOS Flashback Button (BIOS_FB1) (see p.9, No. 13) BIOS Flashback Button allows users to flash the BIOS. BIOS_FB1...
  • Page 52 ASRock BIOS Flashback feature allows you to update BIOS without powering on the system, even without CPU. Before using the BIOS Flashback function, please suspend BitLocker and any encryption or security relying on the TPM. Make sure that you have already stored and backup-ed the recovery key.
  • Page 53 B860M Steel Legend WiFi 2.15 M.2 SSD Installation Guide (M2_1) The M.2 is a small size and versatile card edge connector that aims to replace mPCIe and mSATA. The Blazing M.2 Socket (M2_1, Key M) supports type 2280 PCIe Gen5x4 (128 Gb/s) mode.
  • Page 54 Step 3 Push the button on the M.2 heatsink in the direction shown (A). Then lift up the heatsink (B) and move it in the direction shown (C). *Please remove the protective films on the bottom side of the M.2 heatsink before you install a M.2 SSD.
  • Page 55 B860M Steel Legend WiFi Step 6 Hook the tab of the M.2 heatsink back onto the standoff. Step 7 Press the M.2 heatsink down into place. *Be sure not to press down the button on the M.2 heatsink. Step 8 Complete.
  • Page 56 2.16 M.2 SSD Installation Guide (M2_3) The M.2 is a small size and versatile card edge connector that aims to replace mPCIe and mSATA. The Hyper M.2 Socket (M2_3 , Key M) supports type 2280 PCIe Gen4x4 (64 Gb/s) mode. *If you are installing a M.2 SSD equipped with heatsink on M2_3, please note that the height limitation is 8mm above the SSD PCB surface.
  • Page 57 B860M Steel Legend WiFi Step 3 Align and gently insert the M.2 SSD into the M.2 slot. Please be aware that the M.2 SSD only fits in one orientation. Step 4 Tighten the screw with a screwdriver to secure the M.2 SSD into place.
  • Page 58 2.17 M.2 SSD Installation Guide (M2_2 and M2_4) The M.2 is a small size and versatile card edge connector that aims to replace mPCIe and mSATA. The Hyper M.2 Sockets (M2_2 and M2_4 , Key M) support type 2280 PCIe Gen4x4 (64 Gb/s) mode.
  • Page 59 B860M Steel Legend WiFi Step 3 Before installing a M.2 SSD, please loosen the screws to remove the M.2 heatsink. *Please remove the protective films on the bottom side of the M.2 heatsink before you install a M.2 SSD. Step 4 Align and gently insert the M.2 SSD...
  • Page 60 Tighten the screw with a screwdriver to secure the M.2 heatsink into place. Please do not overtighten the screw as this might damage the M.2 heatsink. For the latest updates of M.2 SSD support list, please visit our website for details: http:// www.asrock.com...

  • Page 61: Copyright Notice

    ASRock does not provide warranty of any kind, either expressed or implied, including but not limited to the implied warranties or conditions of merchantability or fitness for a particular purpose. In no event shall ASRock, its directors, officers, employees, or agents be liable for any indirect, special, incidental, or consequential...
  • Page 62 INTEL END USER SOFTWARE LICENSE AGREEMENT IMPORTANT - READ BEFORE COPYING, INSTALLING OR USING. LICENSE. Licensee has a license under Intel’s copyrights to reproduce Intel’s Software only in its unmodified and binary form, (with the accompanying documentation, the “Software”) for Licensee’s personal use only, and not commercial use, in connection with Intel-based products for which the Software has been provided, subject to the following conditions: (a) Licensee may not disclose, distribute or transfer any part of the Software, and You agree...
  • Page 63 U.S. GOVERNMENT RESTRICTED RIGHTS. The Software is a commercial item (as defined in 48 C.F.R. 2.101) consisting of commercial computer software and commercial computer software documentation (as those terms are used in 48 C.F.R. 12.212), consistent with 48 C.F.R. 12.212 and 48 C.F.R 227.7202-1 through 227.7202-4. You will not provide the Software to the U.S.

  • Page 64: Fcc Compliance Statement

    FCC Compliance Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
  • Page 65 ASRock follows the green design concept to design and manufacture our products, and makes sure that each stage of the product life cycle of ASRock product is in line with global environmental regulations. In addition, ASRock disclose the relevant information based on regulation requirements.
  • Page 66 If you require assistance please call ASRock Tel : +886-2-28965588 ext.123 (Standard International call charges apply)
  • Page 67 European Community Radio Equipment Directive Compliance Statement This device complies with directive 2014/53/EU issued by the Commision of the European Community. This equipment complies with EU radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator &...
  • Page 69 BSMI 限用物質及元素清單 限用物質及其化學符號 單元 鉛 (Pb) 鎘 (Cd) 汞 (Hg) 六價鉻 (Cr ) 多溴聯苯 (PBB) 多溴聯苯醚 (PBDE) 電路板 電子元件 線材 配件 備考 1.〝超出 0.1 wt %〞及〝超出 0.01 wt %〞係指限用物質之百分比含量超出百分比含 量基準值。 備考 2.〝○〞係指該項限用物質之百分比含量未超出百分比含量基準值。 備考 3.〝－〞係指該項限用物質為排除項目。...
  • Page 70 China RoHS 电子信息产品污染控制标示 依据中国发布的「电子信息产品污染控制管理办法」及 SJ/T 11364-2014「电子信息 产品污染控制标示要求」，电子信息产品应进行标示，藉以向消费者揭露产品中含有 的有毒有害物质或元素不致发生外泄或突变从而对环境造成污染或对人身、财产造成 严重损害的期限。依上述规定，您可于本产品之印刷电路板上看见图一之标示。图一 中之数字为产品之环保使用期限。由此可知此主板之环保使用期限为 10 年。 图一 有毒有害物质或元素的名称及含量说明 若您欲了解此产品的有毒有害物质或元素的名称及含量说明，请参照以下表格及说明。 有害物质或元素 部件名称 铅 (Pb) 镉 (Cd) 汞 (Hg) 六价铬 (Cr(VI)) 多溴联苯 (PBB) 多溴二苯醚 (PBDE) 印刷电路板 及电子组件 外部信号连 接头及线材 以上表格依据 SJ/T 11364-2014 的规定编制。 O: 表示该有害物质在该部件所有均质材料中的含量均在 GB/T 26572 规定的限量要求以下。 X: 表示该有害物质至少在该部件的某一均质材料中的含量超出...

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