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User's Manual Rev. 1001 GIGABYTE will reduce paper use in order to fulfill the responsibilities of a global citizen. Also, 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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The trademarks mentioned in this manual are legally registered to their respective owners. Disclaimer 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.
Box Contents B660M K DDR4 motherboard User's Manual One SATA cable I/O Shield * The box contents above are for reference only and the actual items shall depend on the product package you obtain. The box contents are subject to change without notice.
Chapter 2 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. •...
Core ® ™ Pentium Gold and Celeron Processors ® ® (Go to GIGABYTE's website for the latest CPU support list.) L3 cache varies with CPU Chipset Intel B760 Express Chipset ® Memory Support for DDR4 3200/3000/2933/2666/2400/2133 MT/s memory modules ...
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Internal 1 x 24-pin ATX main power connector Connectors 1 x 8-pin ATX 12V power connector 1 x CPU fan header 2 x system fan headers 1 x M.2 Socket 3 connector 4 x SATA 6Gb/s connectors ...
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Micro ATX Form Factor; 23.0cm x 21.5cm Form Factor * GIGABYTE reserves the right to make any changes to the product specifications and product-related information without prior notice. & Please visit the SERVICE/SUPPORT\Utility page on GIGABYTE's website to download the latest version of apps.
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.
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B. Installing the CPU Follow the steps below to correctly install the CPU into the motherboard CPU socket. Finger Tab j G ently press the CPU socket lever handle down and away from the socket. k C ompletely lift up the CPU socket lock- ing lever.
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C. Installing the CPU Cooler Be sure to install the CPU cooler after installing the CPU. (Actual installation process may differ depending the CPU cooler to be used. Refer to the user's manual for your CPU cooler.) Apply an even and thin layer of thermal grease on the surface of the installed CPU.
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, brand, speed, and chips be used. (Go to GIGABYTE's website for the latest supported memory speeds and memory modules.) •...
Installing an Expansion Card Read the following guidelines before you begin to install an expansion card: • Make sure the motherboard supports the expansion card. Carefully read the manual that came with your expansion card. • Always turn off the computer and unplug the power cord from the power outlet before installing an expansion card to prevent hardware damage.
Back Panel Connectors PS/2 Keyboard and PS/2 Mouse Port Use the upper port (green) to connect a PS/2 mouse and the lower port (purple) to connect a PS/2 keyboard. HDMI Port The HDMI port is HDCP 2.3 compliant and supports Dolby TrueHD and DTS HD Master Audio formats.
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You can change the functionality of an audio jack using the audio software. To configure 7.1-channel audio, access the audio software for audio settings. & Please visit GIGABYTE's website for details on configuring the audio software. https://www.gigabyte.com/WebPage/697/realtek897-audio.html - 16 -...
Internal Connectors ATX_12V_2X4 F_AUDIO F_U32 CPU_FAN F_USB1/F_USB2 SYS_FAN1/SYS_FAN2 LED_C SPI_TPM SATA3 4/5/6/7 CLR_CMOS M2P_SB F_PANEL 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.
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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.
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LED strip. For how to turn on/off the lights of the LED strip, please navigate to the "Unique Features" page of GIGABYTE's website. Before installing or removing 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.
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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. Please navigate to the "Configuring a RAID Set" page of GIGABYTE's website for instructions on configuring a RAID array. Pin No. Definition...
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Connects to the power switch on the chassis front panel. You may configure the way to turn off your system using the power switch (please navigate to the "BIOS Setup" page of GIGABYTE's website and search for "Soft-Off by PWR-BTTN" for more information).
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9) F_AUDIO (Front Panel Audio Header) The front panel audio header supports High Definition audio (HD). You may connect your chassis front panel audio module to this header. Make sure the wire assignments of the module connector match the pin assignments of the motherboard header. Incorrect connection between the module connector and the motherboard header will make the device unable to work or even damage it.
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11) F_USB1/F_USB2 (USB 2.0/1.1 Headers) 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 USB bracket, please contact the local dealer. Pin No. Definition Power (5V) Power (5V) USB DX- USB DY-...
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CMOS values. • After system restart, go to BIOS Setup to load factory defaults (select Load Optimized Defaults) or manually configure the BIOS settings (please navigate to the "BIOS Setup" page of GIGABYTE's website for more information). - 24 -...
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15) 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.
If this occurs, try to clear the CMOS values and reset the board to default values. • Refer to the introductions of the battery/clear CMOS jumper in Chapter 2 or navigate to the "BIOS Setup" page of GIGABYTE's website and search for "Load Optimized Defaults" for how to clear the CMOS values.
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Startup Screen: The following startup Logo screen will appear when the computer boots. Function Keys Function Keys: <DEL>: BIOS SETUP\Q-FLASH Press the <Delete> key to enter BIOS Setup or to access the Q-Flash utility in BIOS Setup. <F12>: BOOT MENU Boot Menu allows you to set the first boot device without entering BIOS Setup.
OS installation process. Refer to the steps below: Step 1: Go to GIGABYTE's website, browse to the motherboard model's web page, download the Intel SATA Preinstall driver file on the Support\Download\SATA RAID/AHCI page, unzip the file and copy the files to your USB thumb drive.
After you install the operating system, a dialog box will appear on the bottom-right corner of the desktop asking if you want to download and install the drivers and GIGABYTE applications via APP Center. Click Install to proceed with the installation. (In BIOS Setup, make sure Settings\IO Ports\APP Center Download & Install Configuration\APP Center Download & Install is set to Enabled.)
• A USB thumb drive. The Intel B760 Chipset doesn't include RAID 0, RAID 1, RAID 5, and RAID 10 support for ® NVMe SSD storage devices. & Please visit GIGABYTE's website for details on configuring a RAID array. https://www.gigabyte.com/WebPage/927/intel700-raid.html - 30 -...
Direttive. components have been carefully selected to meet RoHS requirement. Moreover, we at GIGABYTE are continuing our efforts to develop products that do not use internationally banned toxic chemicals. European Union (EU) Community Waste Electrical & Electronic Equipment...
Contact Us GIGA-BYTE TECHNOLOGY CO., LTD. Address: No.6, Baoqiang Rd., Xindian Dist., New Taipei City 231 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...
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