Gigabyte C246M-WU4 User Manual
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Gigabyte C246M-WU4 User Manual

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C246M-WU4
User's Manual
Rev. 1002
12ME-246MWU4-1002R
For more product details, please visit GIGABYTE's website.
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.

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  • Page 1 C246M-WU4 User's Manual Rev. 1002 12ME-246MWU4-1002R For more product details, please visit GIGABYTE's website. 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 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. No part of this manual may be reproduced, copied, translated, transmitted, or published in any form or by any means without GIGABYTE's prior written permission.

  • Page 3: Table Of Contents

    Table of Contents C246M-WU4 Motherboard Layout ...................4 Chapter 1 Hardware Installation ..................5 Installation Precautions ..................5 1-2 Product Specifications ..................6 Installing the CPU .................... 9 Installing the Memory ..................9 Installing an Expansion Card ................. 10 Setting up AMD CrossFire Configuration .............

  • Page 4: C246M-Wu4 Motherboard Layout

    C246M-WU4 Motherboard Layout ATX_12V_2X4 KB_MS_USB30 CPU_FAN SYS_FAN1 LGA1151 USB31_USB30_LAN2 SATA_SGP1 Intel ® SATA_SGP2 USB30_LAN1 Intel ® AUDIO C246M-WU4 PCIEX16 PCIEX1_1 ® Super I/O Intel C246 ® PCIEX1_2 PCIEX8 CODEC SPDIF_O CLR_CMOS F_USB1 F_PANEL COMB F_USB2 THB_C F_AUDIO COMA SYS_FAN2B M_BIOS...

  • Page 5: Chapter 1 Hardware Installation

    Chapter 1 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 6: Product Specifications

    Dual channel memory architecture Š Support for DDR4 2666/2400/2133 MHz memory modules Š S upport for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules Š Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules Š Support for Extreme Memory Profile (XMP) memory modules Š (Go to GIGABYTE's website for the latest supported memory speeds and memory modules.) Onboard Integrated Graphics Processor-Intel UHD Graphics support: ® Š Graphics 1 x D-Sub port, supporting a maximum resolution of 1920x1200@60 Hz 1 x DVI-D port, supporting a maximum resolution of 1920x1200@60 Hz * The DVI-D port does not support D-Sub connection by adapter.
  • Page 7 Storage Chipset: Š Interface 1 x M.2 connector (Socket 3, M key, type 2242/2260/2280/22110 PCIe x4/ x2 SSD support) (M2M) 1 x M.2 connector (Socket 3, M key, type 2242/2260/2280 SATA and PCIe x4/x2 SSD support) (M2A) 8 x SATA 6Gb/s connectors (SATA3 0~7) Support for RAID 0, RAID 1, RAID 5, and RAID 10 * R efer to "1-8 Internal Connectors," for the installation notices for the M.2 and SATA connectors.
  • Page 8 * G IGABYTE reserves the right to make any changes to the product specifications and product-related information without prior notice. Please visit the Support\Utility List Please visit GIGABYTE's website for support lists of CPU, memory page on GIGABYTE's website to modules, SSDs, and M.2 devices. download the latest version of apps. - 8 -...

  • Page 9: Installing The Cpu

    • 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.) • Always turn off the computer and unplug the power cord from the power outlet before installing the memory to prevent hardware damage.

  • Page 10: Installing An Expansion Card

    Dual Channel Memory Configurations Table DDR4_B1 DDR4_B2 DDR4_A1 DDR4_A2 2 Modules DS/SS DS/SS DS/SS DS/SS 4 Modules DS/SS DS/SS DS/SS DS/SS (SS=Single-Sided, DS=Double-Sided, "- -"=No Memory) Due to CPU limitations, read the following guidelines before installing the memory in Dual Channel mode. Dual Channel mode cannot be enabled if only one memory module is installed. When enabling Dual Channel mode with two or four memory modules, it is recommended that memory of the same capacity, brand, speed, and chips be used.

  • Page 11: Back Panel Connectors

    Back Panel Connectors PS/2 Keyboard/Mouse Port Use this port to connect a PS/2 mouse or keyboard. USB 3.1 Gen 1 Port The USB 3.1 Gen 1 port supports the USB 3.1 Gen 1 specification and is compatible to the USB 2.0 specification. Use this port for USB devices. D-Sub Port The D-Sub port supports a 15-pin D-Sub connector and supports a maximum resolution of 1920x1200@60 Hz (the actual resolutions supported depend on the monitor being used). Connect a monitor that supports D-Sub connection to this port. DVI-D Port (Note) The DVI-D port conforms to the DVI-D specification and supports a maximum resolution of 1920x1200@60 Hz...
  • Page 12 • When removing the cable, pull it straight out from the connector. Do not rock it side to side to prevent an electrical short inside the cable connector. Please visit GIGABYTE's website for details on configuring the audio software. - 12 -...

  • Page 13: Internal Connectors

    Internal Connectors ATX_12V_2X4 SPDIF_O F_USB30 CPU_FAN F_USB1/F_USB2 SYS_FAN1/2A/2B THB_C SATA3 0/1/2/3/4/5/6/7 SATA_SGP1/2 COMA/COMB M2M/M2A F_PANEL CLR_CMOS F_AUDIO Read the following guidelines before connecting external devices: • First make sure your devices are compliant with the connectors you wish to connect. • Before installing the devices, be sure to turn off the devices and your computer. Unplug the power cord from the power outlet to prevent damage to the devices.
  • Page 14 1/2) ATX_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. The power connector possesses a foolproof design. Connect the power supply cable to the power connector in the correct orientation. The 12V power connector mainly supplies power to the CPU.
  • Page 15 F_ U 3/4) CPU_FAN/SYS_FAN1/2A/2B (Fan Headers) B S S 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).
  • Page 16 7) M2A/M2M (M.2 Socket 3 Connectors) The M.2 connector supports M.2 SATA SSDs or M.2 PCIe SSDs and support RAID configuration. Please note that an M.2 PCIe SSD cannot be used to create a RAID set either with an M.2 SATA SSD or a SATA hard drive. To create a RAID array with an M.2 PCIe SSD, you must set up the configuration in UEFI BIOS mode. Refer to Chapter 3, "Configuring a RAID Set," for instructions on configuring a RAID array. Follow the steps below to correctly install an M.2 SSD in the M.2 connector. Step 1: Use a screw driver to unfasten the screw and standoff from the motherboard. Locate the proper mounting hole for the M.2 SSD to be installed and then screw the standoff first. Step 2: Slide the M.2 SSD into the connector at an angle.
  • Page 17 8) F_PANEL (Front Panel Header) Connect the power switch, reset switch, speaker, chassis intrusion switch/sensor and system status indicator on the chassis to this header according to the pin assignments below. Note the positive and negative pins before connecting the cables. • PLED/PWR_LED (Power LED, Yellow/Purple): Power LED Power Switch Speaker...
  • Page 18 10) SPDIF_O (S/PDIF Out Header) This header supports digital S/PDIF Out and connects a S/PDIF digital audio cable (provided by expansion cards) for digital audio output from your motherboard to certain expansion cards like graphics cards and sound cards. For example, some graphics cards may require you to use a S/PDIF digital audio cable for digital audio output from your motherboard to your graphics card if you wish to connect an HDMI display to the graphics card and have digital audio output from the HDMI display at the same time.
  • Page 19 S B_ 13) THB_C (Thunderbolt Add-in Card Connector) ™ This connector is for a GIGABYTE Thunderbolt add-in card. ™ Supports a Thunderbolt add-in card. ™ F_USB3 F 14) TPM (Trusted Platform Module Header) You may connect a TPM (Trusted Platform Module) to this header. Pin No. Definition Pin No.
  • Page 20 16) 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. Turn off your computer and unplug the power cord. 2. Gently remove the battery from the battery holder and wait for one minute. (Or use a metal object like a screwdriver to touch the positive and negative terminals of the battery holder, making them short for 5 seconds.) 3.

  • Page 21: Chapter 2 Bios Setup

    To access the BIOS Setup program, press the <Delete> key during the POST when the power is turned on. To upgrade the BIOS, use either the GIGABYTE Q-Flash or @BIOS utility. Q-Flash allows the user to quickly and easily upgrade or back up BIOS without entering the operating system.

  • Page 22: The Main Menu

    The Main Menu Setup Menus Help Function Keys Configuration Items Current Settings Classic Setup Function Keys <f><g> Move the selection bar to select a setup menu <h><i> Move the selection bar to select an configuration item on a menu <Enter> Execute command or enter a menu <+>/<Page Up> Increase the numeric value or make changes <->/<Page Down>...
  • Page 23 2-3 M.I.T. Whether the system will work stably with the overclock/overvoltage settings you made is dependent on your overall system configurations. Incorrectly doing overclock/overvoltage may result in damage to CPU, chipset, or memory and reduce the useful life of these components. This page is for advanced users only and we recommend you not to alter the default settings to prevent system instability or other unexpected results.
  • Page 24 ` Advanced Frequency Settings & Host Clock Value Displays the current host clock frequency. & Graphics Slice Ratio (Note) Allows you to set the Graphics Slice Ratio. & Graphics UnSlice Ratio (Note) Allows you to set the Graphics UnSlice Ratio. & Enhanced Multi-Core Performance Determines whether to allow the CPU to run at Turbo C1 speed. Auto lets the BIOS automatically configure this setting. (Default: Auto) &...
  • Page 25 & Core Current Limit (Amps) Allows you to set a current limit for CPU Turbo mode. When the CPU current exceeds the specified current limit, the CPU will automatically reduce the core frequency in order to reduce the current. Auto sets the power limit according to the CPU specifications. (Default: Auto) & Turbo Per Core Limit Control (Note) Allows you to control each CPU core limit separately. (Default: Auto) &...
  • Page 26 & Ring to Core offset (Down Bin) Allows you to determine whether to disable the CPU Ring ratio auto-down function. Auto lets the BIOS automatically configure this setting. (Default: Auto) & CPU EIST Function (Note 1) Enables or disables Enhanced Intel Speed Step Technology (EIST). Depending on CPU loading, Intel ® ® EIST technology can dynamically and effectively lower the CPU voltage and core frequency to decrease average power consumption and heat production.
  • Page 27 & C PU Vcore/CPU VCCSA/DRAM Channel A/B Voltage/+3.3V/+5V/+12V/CPU VAXG Displays the current system voltages. & CPU/System/2nd System/PCH/PCIEX16/VRM MOS Displays current temperature. & CPU/System Fan Speed Displays current fan speeds. & CPU/System/2nd System/PCH/PCIEX16/VRM MOS Temperature Warning Sets the warning threshold for CPU/system/Chipset temperature. When temperature exceeds the threshold, BIOS will emit warning sound. Options are: Disabled (default), 60 C/140 F, 70 C/158...
  • Page 28 & Fan Speed Percentage Allows you to control the fan speed. This item is configurable only when System 1 Fan Speed Control is set to Manual. Options are: 0.75 PWM value / C ~ 2.50 PWM value / & Fan Control Use Temperature Input Allows you to select the reference temperature for fan speed control. (Default: System 1) & Temperature Interval Allows you to select the temperature interval for fan speed change. (Default: 1) &...

  • Page 29: System

    System This section provides information on your motherboard model and BIOS version. You can also select the default language used by the BIOS and manually set the system time. & Access Level Displays the current access level depending on the type of password protection used. (If no password is set, the default will display as Administrator.) The Administrator level allows you to make changes to all BIOS settings;...

  • Page 30: Bios

    A password is required for booting the system and for entering the BIOS Setup program. System (Default) & Full Screen LOGO Show Allows you to determine whether to display the GIGABYTE Logo at system startup. Disabled skips the GIGABYTE Logo when the system starts up. (Default: Enabled) & Boot Option Priorities Specifies the overall boot order from the available devices. Removable storage devices that support GPT format will be prefixed with "UEFI:" string on the boot device list. To boot from an operating system that...
  • Page 31 & SATA Support Last Boot HDD Only Except for the previous boot drive, all SATA devices are disabled before the OS boot process completes. (Default) All Sata Devices All SATA devices are functional in the operating system and during the POST. This item is configurable only when Fast Boot is set to Enabled or Ultra Fast.
  • Page 32 & Other PCI devices Allows you to select whether to enable the UEFI or Legacy option ROM for the PCI device controller other than the LAN, storage device, and graphics controllers. Do not launch Disables option ROM. UEFI Enables UEFI option ROM only. (Default) Enables legacy option ROM only. Legacy This item is configurable only when CSM Support is set to Enabled. & Administrator Password Allows you to configure an administrator password. Press <Enter> on this item, type the password, and then press <Enter>. You will be requested to confirm the password. Type the password again and press <Enter>. You must enter the administrator password (or user password) at system startup and when entering BIOS Setup.

  • Page 33: Peripherals

    Peripherals & PCIE Bifurcation Support Allows you to determine how the bandwidth of the PCIEX16 slot is divided. (Default: Auto) & Initial Display Output Specifies the first initiation of the monitor display from the installed PCI Express graphics card or the onboard graphics. IGFX Sets the onboard graphics as the first display. Sets the graphics card on the PCIEX16 slot as the first display. (Default) PCIe 1 Slot Sets the graphics card on the PCIEX8 slot as the first display. PCIe 2 Slot & OnBoard LAN Controller (Intel GbE LAN Chip, LAN2) ® Enables or disables the onboard LAN function. (Default: Enabled) If you wish to install a 3rd party add-in network card instead of using the onboard LAN, set this item to Disabled.
  • Page 34 & Serial Port (COMB) Enables or disables the onboard serial port. (Default: Enabled) ` Intel(R) Bios Guard Technology Enables or disables the Intel BIOS Guard feature, which protects the BIOS from malicious attacks. ® ` Serial Port Console Redirection This section allows you to enable/disable serial port console redirection for remote server management through a serial port.
  • Page 35 & Media detect count Allows you to set the number of times to check the presence of media. This item is configurable only when Network Stack is enabled. (Default: 1) ` NVMe Configuration Displays information on your M.2 NVME PCIe SSD if installed. ` AMT Configuration This section allows you to enable/disable Intel Active Management Technology (Intel AMT) for remote computer management on hardware level and provides you with further configuration options. ` SATA And RST Configuration &...

  • Page 36: Chipset

    Chipset & VT-d (Note) Enables or disables Intel Virtualization Technology for Directed I/O. (Default: Enabled) ® & Internal Graphics Enables or disables the onboard graphics function. (Default: Auto) & DVMT Pre-Allocated Allows you to set the onboard graphics memory size. Options are: 32M~1024M. (Default: 64M) & DVMT Total Gfx Mem Allows you to allocate the DVMT memory size of the onboard graphics. Options are: 128M, 256M, MAX. (Default: 256M) & Audio Controller Enables or disables the onboard audio function. (Default: Enabled) If you wish to install a 3rd party add-in audio card instead of using the onboard audio, set this item to Disabled.

  • Page 37: Power

    Power & Platform Power Management Enables or disables the Active State Power Management function (ASPM). (Default: Disabled) & PEG ASPM Allows you to configure the ASPM mode for the device connected to the CPU PEG bus. This item is configurable only when Platform Power Management is set to Enabled. (Default: Disabled) &...
  • Page 38 & Power On Password Set the password when Power On By Keyboard is set to Password. Press <Enter> on this item and set a password with up to 5 characters and then press <Enter> to accept. To turn on the system, enter the password and press <Enter>. Note: To cancel the password, press <Enter>...

  • Page 39: Save & Exit

    Save & Exit & Save & Exit Setup Press <Enter> on this item and select Yes. This saves the changes to the CMOS and exits the BIOS Setup program. Select No or press <Esc> to return to the BIOS Setup Main Menu. &...

  • Page 40: Chapter 3 Appendix

    Chapter 3 Appendix 3-1 Configuring a RAID Set RAID Levels RAID 0 RAID 1 RAID 5 RAID 10 Minimum Number of Hard ≥2 ≥3 Drives Array Capacity Number of hard Size of the smallest (Number of hard (Number of hard drives * Size of the drive drives -1) * Size of drives/2) * Size of the smallest drive the smallest drive smallest drive Fault Tolerance Before you begin, please prepare the following items: •...
  • Page 41 1. Copy the IRST folder under \Boot in the driver disk to your USB thumb drive. 2. Boot from the Windows setup disk and perform standard OS installation steps. When the screen requesting you to load the driver appears, select Browse. Please visit GIGABYTE's website for details on configuring a RAID array. - 41 -...

  • Page 42: Installing An Intel ® Optane ™ Memory

    3. Then browse to the USB flash drive and select the location of the driver. The location of the driver is as follows: \IRST\f6flpy-x64 4. When a screen as shown, select Intel(R) NVMe Controller and click Next to load the driver and continue the OS installation. 3-2 Installing an Intel Optane Memory ® ™ System Requirements 1. Intel Optane memory ® ™ 2. The Optane memory must have at least 16 GB capacity, and it must have equal or smaller capacity than ™...

  • Page 43: Drivers Installation

    • After installing the operating system, insert the motherboard driver disk into your optical drive. Click on the message "Tap to choose what happens with this disc" on the top-right corner of the screen and select "Run Run.exe." (Or go to My Computer, double-click the optical drive and execute the Run.exe program.) "Xpress Install" will automatically scan your system and then list all of the drivers that are recommended to install. You can click the Xpress Install button and "Xpress Install" will install all of the selected drivers. Or click the arrow icon to individually install the drivers you need. Please visit GIGABYTE's website for Please visit GIGABYTE's website for more software information. more troubleshooting information. - 43 -...

  • Page 44: Regulatory Statements

    Contravention will be prosecuted. We believe that the information contained herein was accurate in all respects at the time of printing. GIGABYTE cannot, however, assume any responsibility for errors or omissions in this text. Also note that the information in this document is subject to change without notice and should not be construed as a commitment by GIGABYTE.
  • Page 45 FCC Notice (U.S.A. Only) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
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  • Page 48: Contact Us

    Contact Us GIGA-BYTE TECHNOLOGY CO., LTD. Address: No.6, Baoqiang Rd., Xindian Dist., New Taipei City 231, Taiwan 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 - 48 -...

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