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Gigabyte Motherboard GA-B85-D3V-A (rev.1.0) User Manual English (version 1002)

Summary

This comprehensive user guide provides detailed instructions for installing and setting up the GA-B85-D3V-A Motherboard. Designed for system builders and electronics enthusiasts, the manual covers critical steps including hardware installation (CPU, RAM, expansion cards), advanced BIOS configuration settings, and necessary driver implementation. Use this resource to ensure optimal performance and proper operation of your new PC build.

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GA-B85-D3V-A

User's Manual Rev. 1002 12ME-B85D3VA-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 Summary Contents For Gigabyte Motherboard GA-B85-D3V-A (rev.1.0) User Manual English (version 1002)

Page 1 GA-B85-D3V-A User's Manual Rev. 1002 12ME-B85D3VA-1002R For more product details, please visit GIGABYTE's website. To reduce the impacts on global warming, the packaging materials of this product are ...
Page 2 Motherboard GA-B85-D3V-A Motherboard GA-B85-D3V-A Mar. 18, 2015 Mar 18, 2015 Copyright © 2016 GIGA-BYTE TECHNOLOGY CO., LTD. All rights reserved. The trademarks mentioned in this manual are legally re...
Page 3 Table of Contents GA-B85-D3V-A Motherboard Layout ...............................................................................4 GA-B85-D3V-A Motherboard Block Diagram .................................
Page 4 GA-B85-D3V-A Motherboard Layout KB_MS_USB CPU_FAN SYS_FAN3 ATX_12V_2X4 DV VG LGA1150 R_USB30 USB_LAN AUDIO SYS_FAN1 B_BIOS Realtek® Gb E LAN DD R3 _1 GA-B85-D3V-A M_BIOS PCIEX16 PCIEX1_1 DD R3 _2 F_ U...
Page 5 GA-B85-D3V-A Motherboard Block Diagram 1 PCI Express x16 CPU CLK+/- (100 MHz) LGA1150 DDR3 1600/1333 MHz PCIe CLK Dual Channel Memory (100 MHz) DVI-D x16 PCI Express Bus MI (C en ter /S ub wo ofe Sp e...
Page 6 Chapter 1 Hardware Installation 1-1 Installation Precautions The motherboard contains numerous delicate electronic circuits and components which can become damaged as a result of electrostatic dischar...
Page 7 1-2 Product Specifications CPU Support for Intel® Core™ i7 processors/Intel® Core™ i5 processors/ Intel® Core™ i3 processors/Intel® Pentium® processors/ Intel® Celeron® processors in the LGA1150 packa...
Page 8 Internal 1 x 24-pin ATX main power connector Connectors 1 x 8-pin ATX 12V power connector 4 x SATA 6Gb/s connectors 2 x SATA 3Gb/s connectors 1 x CPU fan header 3 x system fan headers 1 x front panel ...
Page 9 Bundled Norton® Internet Security (OEM version) Software Intel® Rapid Start Technology Intel® Smart Connect Technology Operating Support for Windows 8.1/8/7 System Form Factor ATX Form Factor; 30.5cm ...
Page 10 1-4 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, ...
Page 11 DVI-D Port (Note) The DVI-D port conforms to the DVI-D specification and supports a maximum resolution of 1920x1200. Connect a monitor that supports DVI-D connection to this port. The actual resolutio...
Page 12 1-7 Internal Connectors 1) ATX_12V_2X4 8) F_AUDIO 2) ATX 9) SPDIF_O 3) CPU_FAN 10) F_USB30 4) SYS_FAN1/2/3 11) F_USB1/F_USB2 5) SATA3 0/1/2/3 12) COMA 6) SATA2 4/5 13) CLR_CMOS 7) F_PANEL 14) BAT Read...
Page 13 DEBUG PORT DEBUG PORT DEBUG PORT 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 al...
Page 14 DEBUG PORT DEBUG DEBUG PORT PORT DEBUG DEBUG PORT PORT DEBUG DEBUG 5) SATA3 0/1/2/3 (SATA 6Gb/s Connectors) PORT PORT The SATA connectors conform to SATA 6Gb/s standard and are compatible with SATA 3G...
Page 15 8) F_AUDIO (Front Panel Audio Header) The front panel audio header supports Intel High Definition audio (HD) and AC'97 audio. You may connect your chassis front panel audio module to this header. Make...
Page 16 DEBUG 11) F_USB1/F_USB2 (USB 2.0/1.1 Headers) PORT The headers conform to USB 2.0/1.1 specification. Each USB header can provide two USB ports via an optional USB bracket. For purchasing the optional ...
Page 17 14) 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 batt...
Page 18 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)...
Page 19 This section provides information on the BIOS version, CPU base clock, CPU frequency, memory frequency, total memory size, CPU temperature and Vcore. Whether the system will work stably with the overc...
Page 20 CPU PLL Selection Allows you to set the CPU PLL. Auto lets the BIOS automatically configure this setting. (Default: Auto) Filter PLL Level Allows you to set the Filter PLL. Auto lets the BIOS automati...
Page 21 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 i...
Page 22 Profile DDR Voltage When using a non-XMP memory module or Extreme Memory Profile (X.M.P.) is set to Disabled, the value is displayed according to your memory specification. When Extreme Memory Profile...
Page 23 CPU Fan Speed Control Allows you to determine whether to enable the fan speed control function and adjust the fan speed. Normal Allows the fan to run at different speeds according to the CPU temperatu...
Page 24 2-3 System Information 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. System ...
Page 25 2-4 BIOS Features Boot Option Priorities Specifies the overall boot order from the available devices. For example, you can set hard drive as the first priority (Boot Option #1) and DVD ROM drive as th...
Page 26 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...
Page 27 CSM Support Enables or disables UEFI CSM (Compatibility Support Module) to support a legacy PC boot process. Always Enables UEFI CSM. (Default) Never Disables UEFI CSM and supports UEFI BIOS boot proc...
Page 28 2-5 Peripherals Initial Display Output Specifies the first initiation of the monitor display from the installed PCI graphics card, PCI Express graphics card or the onboard graphics. IGFX Sets the onbo...
Page 29 Audio Controller Enables or disables the onboard audio function. (Default: Auto) If you wish to install a 3rd party add-in audio card instead of using the onboard audio, set this item to Disabled. Aud...
Page 30 Super IO Configuration This section provides information on the super I/O chip and allows you to configure the serial port. Serial Port A Enables or disables the onboard serial port. (Default: Enabled...
Page 31 RC6(Render Standby) Allows you to determine whether to let the onboard graphics enter standby mode to decrease power consumption. (Default: Disabled) AC BACK Determines the state of the system after t...
Page 32 2-7 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...
Page 33 Chapter 3 Appendix Drivers Installation Before installing the drivers, first install the operating system. (The following instructions use Windows 8.1 as the example operating system.) After installin...
Page 34 Regulatory Statements Regulatory Notices This document must not be copied without our written permission, and the contents there of must not be imparted to a third party nor be used for any unauthoriz...
Page 35 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 rea...
Page 36 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/Market...

Manual Details

Brand GIGABYTE
Pages 36
File Size 12.20 MB
Published May 31, 2026
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Frequently Asked Questions

Where can I find product details and support information?

Visit the GIGABYTE website at http://www.gigabyte.com or use the eSupport site for questions.

How do I determine my motherboard's specific revision number?

Look for the "REV: X.X." marking on the motherboard; this is important before updating BIOS or looking up technical specs.

What steps should I take if my equipment causes radio interference?

Try reorienting or relocating the receiving antenna, increasing separation from the receiver, or connecting it to a different circuit outlet.

Is the manual protected by copyright laws?

Yes, the information is protected by copyright laws and is proprietary property of GIGABYTE.