Gigabyte C246-WU4 User Manual
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Gigabyte C246-WU4 User Manual

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C246-WU4
User's Manual
Rev. 1003
12ME-C246WU4-1003R
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 C246-WU4 User's Manual Rev. 1003 12ME-C246WU4-1003R 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 C246-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: C246-Wu4 Motherboard Layout

    C246-WU4 Motherboard Layout ATX_12V_2X2 SYS_FAN3_PUMP ATX_12V_2X4 PW_SW KB_MS_USB CPU_FAN CMOS_SW SYS_FAN1 CPU_OPT RST_SW DUAL_DP LGA1151 EC_TEMP2 USB31 TYPEC USB30_LAN2 USB30_LAN1 SATA_SGP2 Intel ® AUDIO SATA_SGP1 C246-WU4 SYS_FAN2 Intel ® PCIEX16 THB_C PCIEX4_1 Intel C246 ® ® Super I/O ASMedia PCIEX8 ®...

  • 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 2 x DisplayPorts, supporting a maximum resolution of 4096x2304@60 Hz * Support for DisplayPort 1.2 version, HDCP 2.2, and HDR.
  • Page 7 Storage Chipset: Š Interface 1 x M.2 connector (Socket 3, M key, type 2242/2260/2280 SATA and PCIe x2 SSD support) (M2A) 1 x M.2 connector (Socket 3, M key, type 2242/2260/2280/22110 PCIe x4/ x2 SSD support) (M2M) 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 PCIEX4_2, 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_A1 DDR4_A2 DDR4_B1 DDR4_B2 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 USB 2.0/1.1 Port The USB port supports the USB 2.0/1.1 specification. Use this port for USB devices. PS/2 Keyboard/Mouse Port Use this port to connect a PS/2 mouse or keyboard. DisplayPort DisplayPort delivers high quality digital imaging and audio, supporting bi-directional audio transmission. DisplayPort can support both DPCP and HDCP 2.2 content protection mechanisms. It provides improved visuals supporting Rec. 2020 (Wide Color Gamut) and High Dynamic Range (HDR) for Blu-ray UHD playback.
  • 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_2X2/ATX_12V_2X4 F_PANEL F_AUDIO PMBUS SPDIF_O CPU_FAN USB30_OB SYS_FAN1/2 F_USB30 SYS_FAN3_PUMP/SYS_FAN4_PUMP F_USB1 CPU_OPT THB_C EC_TEMP1/EC_TEMP2 SATA3 0/1/2/3/4/5/6/7 GSATA3 0/1 COMA/COMB SATA_DOM0/1 SATA_SGP1/2 CLR_CMOS M2A/M2M PW_SW/CMOS_SW/RST_SW Read the following guidelines before connecting external devices: • First make sure your devices are compliant with the connectors you wish to connect. •...
  • Page 14 1/2) ATX_12V_2X2/ATX_12V_2X4/ATX (2x2, 2x4, 12V Power Connectors 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_USB3 F 3) PMBUS (Power Information Detection Header) The header allows for detection of the power information which can be displayed via the system software. Pin No. Definition PMBUS_CLOCK PMBUS_DATA PMBUS_ALERT 3.3V 4/5) CPU_FAN/SYS_FAN1/2 (Fan Headers) All fan headers on this motherboard are 4-pin. Most fan headers possess a foolproof insertion design. S F_ 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) CPU_OPT (Water Cooling CPU Fan Header) The fan header is 4-pin and possesses a foolproof insertion design. 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.
  • Page 17 F_ U 10) GSATA3 0/1 (SATA 6Gb/s Connectors, Controlled by ASMedia ASM1061 Chip) ® B S S The SATA connectors conform to SATA 6Gb/s standard and are compatible with SATA 3Gb/s and SATA 1.5Gb/s standard. Each SATA connector supports a single SATA device. Pin No. Definition GSATA3 B S S S B_ 1 2 3 S B_...
  • Page 18 13) 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 19 14) 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 20 16) 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 21 • Prior to installing the USB bracket, be sure to turn off your computer and unplug the power cord from the power outlet to prevent damage to the USB bracket. S B_ 20) THB_C (Thunderbolt Add-in Card Connector) ™ This connector is for a GIGABYTE Thunderbolt add-in card. ™ Supports a Thunderbolt add-in card. ™...
  • Page 22 22) LPT (Parallel Port Header) The LPT header can provide one parallel port via an optional LPT port cable. For purchasing the optional LPT port cable, please contact the local dealer. Pin No. Definition Pin No. Definition Pin No. Definition STB- ACK- AFD- BUSY ERR- INIT-...
  • Page 23 25) CLR_CMOS (Clear CMOS Jumper) Use this jumper to clear the BIOS configuration and reset the CMOS values to factory defaults. To clear the CMOS values, use a metal object like a screwdriver to touch the two pins for a few seconds. Open: Normal Short: Clear CMOS Values • Always turn off your computer and unplug the power cord from the power outlet before clearing the CMOS values.

  • Page 24: 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 25: 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 26 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 27 ` Advanced Frequency Settings & CPU Base Clock Allows you to manually set the CPU base clock in 0.01 MHz increments. (Default: Auto) Important: It is highly recommended that the CPU frequency be set in accordance with the CPU specifications. & Host Clock Value This value changes with the CPU Base Clock setting. & Graphics Slice Ratio (Note) Allows you to set the Graphics Slice Ratio. & Graphics UnSlice Ratio (Note) Allows you to set the Graphics UnSlice Ratio.
  • Page 28 & Turbo Ratio (Note) Allows you to set the CPU Turbo ratios for different number of active cores. Auto sets the CPU Turbo ratios according to the CPU specifications. (Default: Auto) & Power Limit TDP (Watts) / Power Limit Time Allows you to set the power limit for CPU Turbo mode and how long it takes to operate at the specified power limit. If the specified value is exceeded, the CPU will automatically reduce the core frequency in order to reduce the power. Auto sets the power limit according to the CPU specifications. (Default: Auto) & 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) &...
  • Page 29 & Package C State Limit (Note 1) Allows you to specify the C-state limit for the processor. Auto lets the BIOS automatically configure this setting. (Default: Auto) & CPU Thermal Monitor (Note 1) Enables or disables Intel Thermal Monitor function, a CPU overheating protection function. When enabled, ® the CPU core frequency and voltage will be reduced when the CPU is overheated. Auto lets the BIOS automatically configure this setting. (Default: Auto) &...
  • Page 30 & Case Open Displays the detection status of the chassis intrusion detection device attached to the motherboard CI header. If the system chassis cover is removed, this field will show "Yes", otherwise it will show "No". To clear the chassis intrusion status record, set Reset Case Open Status to Enabled, save the settings to the CMOS, and then restart your system. & CPU Vcore/CPU VCCSA/CPU VCCIO/DDRVTT Channel A/B Voltage/DRAM Channel A/B Voltage/DDRVPP Channel A/B Voltage/+3.3V/+5V/PCH Core/+12V/CPU VAXG Displays the current system voltages.
  • Page 31 & Fan Speed Percentage Allows you to control the fan speed. This item is configurable only when CPU OPT 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: CPU) & Temperature Interval Allows you to select the temperature interval for fan speed change. (Default: 1) &...
  • Page 32 & System FAN 3 Control Mode (SYS_FAN3_PUMP Connector) Lets the BIOS automatically detect the type of fan installed and sets the optimal control Auto mode. (Default) Voltage mode is recommended for a 3-pin fan. Voltage PWM mode is recommended for a 4-pin fan. PWM &...

  • Page 33: 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 34: 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 35 & 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 36 & 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 37: Peripherals

    Peripherals & 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 PCIEX4_1 slot as the first display. PCIe 2 Slot Sets the graphics card on the PCIEX8 slot as the first display. PCIe 3 Slot Sets the graphics card on the PCIEX4_2 slot as the first display. PCIe 4 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 38 ` Super IO Configuration & Serial Port (COMA) Enables or disables the onboard serial port. (Default: Enabled) & Serial Port (COMB) Enables or disables the onboard serial port. (Default: Enabled) & Parallel Port Enables or disables the onboard parallel port. (Default: Enabled) ` Intel(R) Bios Guard Technology Enables or disables the Intel BIOS Guard feature, which protects the BIOS from malicious attacks.
  • Page 39 & IPSEC Certificate Enables or disables Internet Protocol Security. This item is configurable only when Network Stack is enabled. & PXE boot wait time Allows you to configure how long to wait before you can press <Esc> to abort the PXE boot. This item is configurable only when Network Stack is enabled. (Default: 0) & 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.

  • Page 40: 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 41: 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 42 & 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 43: Save & Exit

    2-9 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. & Exit Without Saving Press <Enter>...

  • Page 44: 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 45 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. - 45 -...

  • Page 46: 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 47: 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. - 47 -...

  • Page 48: Debug Led Codes

    3-4 Debug LED Codes Regular Boot Code Description PEI Core is started. Pre-memory CPU initialization is started. 12~14 Reserved. Pre-memory North-Bridge initialization is started. 16~18 Reserved. Pre-memory South-Bridge initialization is started. 1A~2A Reserved. 2B~2F Memory initialization. Memory installed. 32~36 CPU PEI initialization. 37~3A IOH PEI initialization. 3B~3E PCH PEI initialization. 3F~4F Reserved. DXE Core is started. NVRAM initialization. Installation of the PCH runtime services. 63~67 CPU DXE initialization is started.
  • Page 49 Code Description PCI Bus initialization is started. PCI Bus hot plug initialization. PCI Bus enumeration for detecting how many resources are requested. Check PCI device requested resources. Assign PCI device resources. Console Output devices connect (ex. Monitor is lighted). Console input devices connect (ex. PS2/USB keyboard/mouse are activated). Super IO initialization.
  • Page 50 Code Description USB device hot plug-in. PCI device hot plug. Clean-up of NVRAM. Reconfigure NVRAM settings. B8~BF Reserved. C0~CF Reserved. S3 Resume Code Description S3 Resume is started (called from DXE IPL). Fill boot script data for S3 resume. Initializes VGA for S3 resume. OS S3 wake vector call. Recovery Code Description Recovery mode will be triggered due to invalid firmware volume detection. Recovery mode will be triggered by user decision. Recovery is started. Recovery firmware image is found. Recovery firmware image is loaded.
  • Page 51 Code Description PCH initialization error. Some of the Architectural Protocols are not available. PCI resource allocation error. Out of Resources. No Space for Legacy Option ROM initialization. No Console Output Devices are found. No Console Input Devices are found. It is an invalid password. D9~DA Can't load Boot Option. Flash update is failed. Reset protocol is failed. DE~DF Reserved.

  • Page 52: 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 53 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 56: 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 - 56 -...

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