Z490 UD AC Z490 UD User's Manual Rev. 1001 12ME-Z49UD-1001R Z490 UD AC Z490 UD 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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Table of Contents Z490 UD (AC) Motherboard Layout..................................................................................4 Chapter 1 Hardware Installation......................................................................................5 1-1 1-2 1-3 1-4 1-5 1-6 1-7 Installation Precautions..................................................................................... 5 Product Specifications.......................................................................................
Z490 UD (AC) Motherboard Layout ATX_12V_2X2 ATX_12V_2X4 KB_MS_USB CPU_FAN D_LED2 SYS_FAN1 CNVIj LED_C2 LGA1200 ATX HDMI U32 U32_G2 110 80 60 42 80 60 42 DDR4_B2 DDR4_B1 DDR4_A2 PCIEX4 M2M_SB PCIEX1_2 CODEC Intel® Z490 PCIEX1_3 THB_C2 F_AUDIO SPDIF_O LED_C1 THB_C1 COM SPI_TPM D_LED1 M_BIOS QFLASH_PLUS QFLED iTE® Super I/O Z490 UD (AC) BAT 5 3 1 SATA3 4 2 0 Realtek® GbE LAN DDR4_A1 PCIEX16 80 M2A_SB PCIEX1_1 F_U32 M2P_32G (Note) AUDIO SYS_FAN2 U32_LAN F_USB SYS_
Chapter 1 1-1 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. •• Prior to installation, do not remove or break motherboard S/N (Serial Number) sticker or warranty sticker provided by your dealer.
1-2 Product Specifications CPU Support for 10th Generation Intel® Core™ i9 processors/Intel® Core™ i7 processors/ Intel® Core™ i5 processors/Intel® Core™ i3 processors/Intel® Pentium® processors/ Intel® Celeron® processors in the LGA1200 package L3 cache varies with CPU Chipset Intel® Z490 Express Chipset Memory Intel® Core™ i9/i7 processors: - Support for DDR4 3200/3000/2933/2666/2400/2133 MHz memory modules Intel® Core™ i5/i3/Pentium®/Celeron® processors: - Support for DDR4 2666/2400/
Storage Interface Support for RAID 0, RAID 1, RAID 5, and RAID 10 * R efer to "1-7 Internal Connectors," for the installation notices for the M.2 and SATA connectors. USB Internal Connectors Back Panel Connectors Intel® Optane™ Memory Ready Chipset: - 1 x USB 3.2 Gen 2 Type-A port (red) on the back panel - 7 x USB 3.2 Gen 1 ports (5 ports on the back panel, 2 ports available through the internal USB header) - 4 x USB 2.0/1.
BIOS Unique Features 1 x 256 Mbit flash Use of licensed AMI UEFI BIOS PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0 Support for APP Center * Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.
1-3 Installing the CPU 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. •• Locate the pin one of the CPU. The CPU cannot be inserted if oriented incorrectly.
The four memory sockets are divided into two channels and each channel has two memory sockets as following: Channel A: DDR4_A1, DDR4_A2 Channel B: DDR4_B1, DDR4_B2 Recommanded Dual Channel Memory Configuration: DDR4_A1 DDR4_A2 DDR4_B1 DDR4_B2 2 Modules -- 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. 1.
USB 3.2 Gen 2 Type-A Port (Red) The USB 3.2 Gen 2 Type-A port supports the USB 3.2 Gen 2 specification and is compatible to the USB 3.2 Gen 1 and USB 2.0 specification. Use this port for USB devices. RJ-45 LAN Port The Gigabit Ethernet LAN port provides Internet connection at up to 1 Gbps data rate. The following describes the states of the LAN port LEDs.
1-7 Internal Connectors 4 1 3 5 6 2 4 12 19 8 7 8 18 10 11 15 14 5 6 16 4 13 17 4 9 20 1) ATX_12V_2X2/ATX_12V_2X4 11) SPDIF_O 2) ATX 12) F_U32 3) CPU_FAN 13) F_USB 4) SYS_FAN1/2/3/4 14) THB_C1/THB_C2 5) D_LED1/D_LED2 15) COM 6) LED_C1/LED_C2 16) SPI_TPM 7) SATA3 0/1/2/3/4/5 17) QFLASH_PLUS 8) M2A_SB/M2M_SB 18) CLR_CMOS 9) F_PANEL 19) BAT 10) F_AUDIO 20) CPU/DRAM/VGA/BOOT Read the following guidelines before connecting external devices: •• First make sure yo
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.
3/4) CPU_FAN/SYS_FAN1/2/3/4 (Fan Headers) USB 0_ B 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. F_USB3 F_USB30 3 _3 _0 U F B_ Pin No.
B S_ B _ S B_B B S S S B_ _B S 7) SATA3 0/1/2/3/4/5 (SATA 6Gb/s Connectors) S_ _ 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. The Intel® Chipset supports RAID 0, RAID 1, RAID 5, and RAID 10. Refer to Chapter 3, "Configuring a RAID Set," for instructions on configuring a RAID array. _ S _ U S_ _ _B B SATA3 5 4 G.QBOFM 3 1 2 0 G.
Installation Notices for the M.2 and SATA Connectors: The availability of the SATA connectors may be affected by the type of device installed in the M.2 sockets. The M2A_SB connector shares bandwidth with the SATA3 1 connector. Refer to the following tables for details. •• M2A_SB: Type of M.2 SSD Connector SATA3 0 SATA3 1 SATA3 2 SATA3 3 SATA3 4 SATA3 5 M.2 SATA SSD a r a a a a M.2 PCIe SSD a a a a a a No M.
9) F_PANEL (Front Panel Header) SPEAK+ NC NC SPEAK- PLED+ PLEDPW+ PW- 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 Connects to the power status indicator System Status LED on the chassis front panel.
_ _ _B S _ _ F 11) 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 _0 F sound cards.
B_ S B The connectors are used to connect to a GIGABYTE Thunderbolt™ add-in card THB_C1 F_USB30 3 B_ 1 B S F_ Supports a Thunderbolt™ add-in card. _ B_ Definition NDSRNRTSNCTSNRINo Pin B_ USB 0_ B _ F_USB3 F Pin No. 6 7 8 F 9 10 _B 2 Definition NDCDNSIN NSOUT NDTRGND _ 10 Pin No. 1 2 3 4 5 S F_ 1 B 9 F_USB30 3 _ U _ B The COM header can provide one serial port via an optional COM port cable. For purchasing the optional COM port cable, please contact the local dealer.
S_ _ B 3 B SS U S _ _ 18) CLR_CMOS (Clear CMOS Jumper) _ U _ B 3 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. F_USB3 F Open: Normal S F _ Short: Clear CMOS Values B_ _ before clearing S _ _ from _B the power outlet •• Always turn off your computer and unplug the power cord the CMOS values.
Chapter 2 BIOS Setup BIOS (Basic Input and Output System) records hardware parameters of the system in the CMOS on the motherboard. Its major functions include conducting the Power-On Self-Test (POST) during system startup, saving system parameters and loading operating system, etc. BIOS includes a BIOS Setup program that allows the user to modify basic system configuration settings or to activate certain system features.
2-2 The Main Menu System Time Setup Menus Configuration Items Hardware Information Option Description Current Settings Quick Access Bar allows you to quickly move to the General Help, Easy Mode, Smart Fan 5, or Q-Flash screen.
2-3 Favorites (F11) Set your frequently used options as your favorites and use the key to quickly switch to the page where all of your favorite options are located. To add or remove a favorite option, go to its original page and press on the option. The option is marked with a star sign if set as a "favorite.
2-4 Tweaker 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.
&& FCLK Frequency for Early Power On Allows you to set the FCLK frequency. Options are: Normal(800Mhz), 1GHz, 400MHz. (Default: 1GHz) && Hyper-Threading Technology Allows you to determine whether to enable multi-threading technology when using an Intel® CPU that supports this function. This feature only works for operating systems that support multi-processor mode. Auto lets the BIOS automatically configure this setting. (Default: Auto) && No.
&& Frequency Clipping TVB (Note) Allows you to enable or disable automatic CPU frequency reduction initiated by Thermal Velocity Boost. Auto lets the BIOS automatically configure this setting. (Default: Auto) && Voltage reduction initiated TVB (Note) Allows you to enable or disable automatic CPU voltage reduction initiated by Thermal Velocity Boost. Auto lets the BIOS automatically configure this setting.
dd Turbo Power Limits Allows you to set a power limit for CPU Turbo mode. When the CPU power consumption exceeds the specified power limit, 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) && Package Power Limit TDP (Watts) / Package 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.
&& Rank Interleaving Enables or disables memory rank interleaving. Enabled allows the system to simultaneously access different ranks of the memory to increase memory performance and stability. Auto lets the BIOS automatically configure this setting. (Default: Auto) && Memory Boot Mode Provides memory detection and training methods. Auto Lets the BIOS automatically configure this setting. (Default) Normal The BIOS automatically performs memory training.
2-5 Settings Platform Power && Platform Power Management Enables or disables the Active State Power Management function (ASPM). (Default: Disabled) && Power On By Keyboard Allows the system to be turned on by a PS/2 keyboard wake-up event. Note: To use this function, you need an ATX power supply providing at least 1A on the +5VSB lead. Disabled Disables this function. (Default) Password Set a password with 1~5 characters to turn on the system.
&& Resume by Alarm Determines whether to power on the system at a desired time. (Default: Disabled) If enabled, set the date and time as following: Wake up day: Turn on the system at a specific time on each day or on a specific day in a month. Wake up hour/minute/second: Set the time at which the system will be powered on automatically. Note: When using this function, avoid inadequate shutdown from the operating system or removal of the AC power, or the settings may not be effective.
&& 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. && Above 4G Decoding Enables or disables 64-bit capable devices to be decoded in above 4 GB address space (only if your system supports 64-bit PCI decoding).
NVMe Configuration Displays information on your M.2 NVME PCIe SSD if installed. SATA And RST Configuration && SATA Controller(s) Enables or disables the integrated SATA controllers. (Default: Enabled) && SATA Mode Selection Enables or disables RAID for the SATA controllers integrated in the Chipset or configures the SATA controllers to AHCI mode. Intel RST Premium With Intel Optane System Acceleration Enables RAID for the SATA controller. AHCI Configures the SATA controllers to AHCI mode.
&& Max Link Speed Allows you to set the operation mode of the PCI Express slots to Gen 1, Gen 2, or Gen 3. Actual operation mode is subject to the hardware specification of each slot. Auto lets the BIOS automatically configure this setting. (Default: Auto) && 3DMark01 Enhancement Allows you to determine whether to enhance some legacy benchmark performance. (Default: Disabled) Trusted Computing Enables or disables Trusted Platform Module (TPM).
&& Fan Speed Displays current fan speeds. && Temperature Warning Control Sets the warning threshold for temperature. When temperature exceeds the threshold, BIOS will emit warning sound. Options are: Disabled (default), 60oC/140oF, 70oC/158oF, 80oC/176oF, 90oC/194oF. && Fan Fail Warning Allows the system to emit warning sound if the fan is not connected or fails. Check the fan condition or fan connection when this occurs.
2-6 System Info. 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.
2-7 Boot && Bootup NumLock State Enables or disables Numlock feature on the numeric keypad of the keyboard after the POST. (Default: On) && Security Option Specifies whether a password is required every time the system boots, or only when you enter BIOS Setup. After configuring this item, set the password(s) under the Administrator Password/User Password item. Setup A password is only required for entering the BIOS Setup program.
&& VGA Support Allows you to select which type of operating system to boot. Auto Enables legacy option ROM only. EFI Driver Enables EFI option ROM. (Default) This item is configurable only when Fast Boot is set to Enabled or Ultra Fast. && USB Support Disabled All USB devices are disabled before the OS boot process completes. Full Initial All USB devices are functional in the operating system and during the POST.
&& 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) Legacy Enables legacy option ROM only. This item is configurable only when CSM Support is set to Enabled. && Administrator Password Allows you to configure an administrator password.
2-8 Save & Exit && Save & Exit Setup Press on this item and select Yes. This saves the changes to the CMOS and exits the BIOS Setup program. Select No or press to return to the BIOS Setup Main Menu. && Exit Without Saving Press on this item and select Yes. This exits the BIOS Setup without saving the changes made in BIOS Setup to the CMOS. Select No or press to return to the BIOS Setup Main Menu.
Chapter 3 3-1 Appendix Configuring a RAID Set RAID Levels Minimum Number of Hard Drives Array Capacity Fault Tolerance RAID 0 RAID 1 RAID 5 RAID 10 ≥2 2 ≥3 4 Number of hard drives * Size of the smallest drive No Size of the smallest drive (Number of hard drives -1) * Size of the smallest drive Yes (Number of hard drives/2) * Size of the smallest drive Yes Yes Before you begin, please prepare the following items: •• At least two SATA hard drives or SSDs.
3. After completing, you'll be brought back to the Intel(R) Rapid Storage Technology screen. Under RAID Volumes you can see the new RAID volume. To see more detailed information, press on the volume to check for information on RAID level, stripe block size, array name, and array capacity, etc. C-2. UEFI RAID Configuration Steps: 1. In BIOS Setup, go to Boot and set CSM Support to Disabled. Save the changes and exit BIOS Setup. 2. After the system reboot, enter BIOS Setup again.
Install the RAID/AHCI driver and operating system With the correct BIOS settings, you are ready to install the operating system. Installing the Operating System As some operating systems already include Intel® RAID/AHCI driver, you do not need to install separate RAID/ AHCI driver during the Windows installation process.
A-2: Installation in Intel RST Premium With Intel Optane System Acceleration mode If the SATA controller has been configured in Intel RST Premium With Intel Optane System Acceleration mode, please follow the steps below: 1. After system restarts, go to the BIOS Setup, make sure CSM Support under the Boot menu is disabled. 2. Go to Settings\IO Ports\SATA And RST Configuration and make sure USE RST Legacy OROM is disabled and RST Control PCIe Storage Devices is set to Manual.
3-3 Drivers Installation •• Before installing the drivers, first install the operating system. •• After installing the operating system, insert the motherboard driver disc 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.
Regulatory Notices CAUTION: The manufacturer is not responsible for any interference caused by unauthorized modifications and/or use of unauthorized antennas. Such changes and/or modifications not expressly approved by the party responsible for compliance of this device could void the user's authority to operate the equipment.
Radiation Exposure Statement: Under Industry Canada regulations, this radio transmitter may only operate using an antenna of a type and maximum (or lesser) gain approved for the transmitter by Industry Canada. To reduce potential radio interference to other users, the antenna type and its gain should be so chosen that the equivalent isotopically radiated power (e.i.r.p.) is not more than that necessary for successful communication.
European Community Directive RED Directive Compliance Statement: This equipment is suitable for home and office use in all the European Community Member States and EFTA Member States. The low band 5.15 -5.
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.
