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Regulatory Notices

United States of America, Federal Communications Commission Statement

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 

manufacturer's instructions, may cause harmful interference to radio 

communications. However, there is no guarantee that interference will 

not occur in a particular installation. If this equipment does cause harmful 

interference to radio or television reception, which can be determined by 

turning the equipment off and on, the user is encouraged to try to correct 

the interference by one or more of the following measures:

 

Reorient or relocate the receiving antenna.

 

Increase the separation between the equipment and receiver.

 

Connect the equipment to an outlet on a circuit different from that to 

which the receiver is connected.

 

Consult the dealer or an experienced radio/TV technician for help.

Canadian Department of Communications Statement

This digital apparatus does not exceed the Class B limits for radio 

noise emissions from digital apparatus set out in the Radio Interference 

Regulations of the Canadian Department of Communications. This class 

B digital apparatus complies with Canadian ICES-003.

Avis de conformité à la réglementation d'Industrie Canada

Cet appareil numérique de la classe B est conforme à la norme NMB-

003 du Canada.

European Union (EU) CE Declaration of Conformity

This device complies with the following directives: Electromagnetic 

Compatibility Directive 2014/30/EU, Low-voltage Directive 2014/35/

EU, RoHS directive (recast) 2011/65/EU & the 2015/863 Statement. 

This product has been tested and found to comply with all essential 

requirements of the Directives.

European Union (EU) RoHS (recast) Directive 2011/65/EU & the 

European Commission Delegated Directive (EU) 2015/863 Statement

GIGABYTE products have not intended to add and safe from hazardous 

substances (Cd, Pb, Hg, Cr+6, PBDE, PBB, DEHP, BBP, DBP and DIBP). 

The parts and 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 (WEEE) Directive Statement

GIGABYTE will fulfill the national laws as interpreted from the 2012/19/

EU WEEE (Waste Electrical and Electronic Equipment) (recast) directive. 

The WEEE Directive specifies the treatment, collection, recycling and 

disposal of electric and electronic devices and their components. Under 

the Directive, used equipment must be marked, collected separately, and 

disposed of properly.

WEEE Symbol Statement

The symbol shown below is on the product or on its 

packaging, which indicates that this product must not be 

disposed of with other waste. Instead, the device should be 

taken to the waste collection centers for activation of the 

treatment, collection, recycling and disposal procedure. 

For more information about where you can drop off your waste equipment 

for recycling, please contact your local government office, your household 

waste disposal service or where you purchased the product for details of 

environmentally safe recycling.

End of Life Directives-Recycling

The symbol shown below is on the product or on its packaging, 

which indicates that this product must not be disposed of with 

other waste. Instead, the device should be taken to the waste 

collection centers for activation of the treatment, collection, 

recycling and disposal procedure.

Déclaration de Conformité aux Directives de l'Union européenne (UE)

Cet appareil portant la marque CE est conforme aux directives de l'UE 

suivantes: directive Compatibilité Electromagnétique 2014/30/UE, directive 

Basse Tension 2014/35/UE et directive RoHS II 2011/65/UE. La conformité 

à ces directives est évaluée sur la base des normes européennes 

harmonisées applicables. 

European Union (EU) CE-Konformitätserklärung

Dieses Produkte mit CE-Kennzeichnung erfüllen folgenden EU-Richtlinien: 

EMV-Richtlinie 2014/30/EU, Niederspannungsrichtlinie 2014/30/EU und 

RoHS-Richtlinie 2011/65/EU erfüllt. Die Konformität mit diesen Richtlinien 

wird unter Verwendung der entsprechenden Standards zurEuropäischen 

Normierung beurteilt.

CE declaração de conformidade

Este produto com a marcação CE estão em conformidade com das 

seguintes Diretivas UE: Diretiva Baixa Tensão 2014/35/EU; Diretiva CEM 

2014/30/EU; Diretiva RSP 2011/65/UE. A conformidade com estas diretivas 

é verificada utilizando as normas europeias harmonizadas.

CE Declaración de conformidad

Este producto que llevan la marca CE cumplen con las siguientes 

Directivas de la Unión Europea: Directiva EMC (2014/30/EU), Directiva 

de bajo voltaje (2014/35/EU), Directiva RoHS (recast) (2011/65/EU). 

El cumplimiento de estas directivas se evalúa mediante las normas 

europeas armonizadas.

Dichiarazione di conformità CE

Questo prodotto è conforme alle seguenti direttive: Direttiva sulla 

compatibilità elettromagnetica 2014/30/UE, Direttiva sulla bassa tensione 

2014/35/UE, Direttiva RoHS (rifusione) 2011/65/UE. Questo prodotto è 

stato testato e trovato conforme a tutti i requisiti essenziali delle Direttive.

Supplier's Declaration of Conformity

47 CFR § 2.1077 Compliance Information

Product Name: 

Motherboard

Trade Name: 

GIGABYTE

Model Number: 

B660M D3H DDR4

Responsible Party – U.S. Contact Information: 

G.B.T. Inc. 

Address: 17358 Railroad street, City Of Industry, CA91748

Tel.: 1-626-854-9338

Internet contact information: https://www.gigabyte.com 

FCC Compliance Statement: 

This device complies with Part 15 of the FCC Rules, Subpart B, Unintentional Radiators. 

Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this 

device must accept any interference received, including interference that may cause undesired operation.

Summary of Contents for B660M D3H DDR4

Page 1: ...ease 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 B660M D3H D...

Page 2: ...may be reproduced copied translated transmitted or published in any form or by any means without GIGABYTE s prior written permission In order to assist in the use of this product carefully read the Us...

Page 3: ...3 Installing the CPU and CPU Cooler 11 2 4 Installing the Memory 14 2 5 Installing an Expansion Card 15 2 6 Back Panel Connectors 16 2 7 Internal Connectors 18 Chapter 3 BIOS Setup 30 Chapter 4 Instal...

Page 4: ...EC CLR_CMOS RST U32_LAN PCIEX16 PCIEX1 iTE Super I O Intel 2 5 GbE LAN LED_C F_USB1 SYS_FAN3 SPI_TPM F_PANEL SATA3 7 6 VGA HDMI 80 60 60 80 M_BIOS LPT QFLASH_PLUS RST_SW F_U32 U32G2C U32G2 M2P_SB M2A_...

Page 5: ...erboard 5 5 User s Manual 5 5 Two SATA cables 5 5 M 2 screws 5 5 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 co...

Page 6: ...atic electricity Prior to installing the motherboard please have it on top of an antistatic pad or within an electrostatic shielding container Before connecting or unplugging the power supply cable fr...

Page 7: ...Hz 1 x HDMI port supporting a maximum resolution of 4096x2160 60 Hz Support for HDMI 2 0 version and HDCP 2 3 1 x DisplayPort supporting a maximum resolution of 4096x2304 60 Hz Support for DisplayPor...

Page 8: ...2 ports available through the internal USB header 2 x USB 2 0 1 1 ports on the back panel Chipset USB 2 0 Hub 4 x USB 2 0 1 1 ports available through the internal USB headers Internal Connectors 1 x 2...

Page 9: ...warning Fan speed control Whether the fan speed control function is supported will depend on the fan you install BIOS 1 x 256 Mbit flash Use of licensed AMI UEFI BIOS PnP 1 0a DMI 2 7 WfM 2 0 SM BIOS...

Page 10: ...the latest version of apps Bundled Software Norton Internet Security OEM version LAN bandwidth management software Operating System Support for Windows 11 64 bit Support for Windows 10 64 bit Form Fa...

Page 11: ...y occur Set the CPU host frequency in accordance with the CPU specifications It is not recommended that the system bus frequency be set beyond hardware specifications since it does not meet the standa...

Page 12: ...en the metal load plate with the plastic protective cover attached to it Hold the CPU with your fingers by the edges Align the CPU pin one marking triangle with the pin one corner of the CPU socket or...

Page 13: ...user s manual for your CPU cooler u v Apply an even and thin layer of thermal grease on the surface of the installed CPU Place the cooler atop the CPU aligning the four push pins through the pin hole...

Page 14: ...the BIOS will automatically detect the specifications and capacity of the memory Enabling Dual Channel memory mode will double the original memory bandwidth The four memory sockets are divided into t...

Page 15: ...pansion slot 1 Locate an expansion slot that supports your card Remove the metal slot cover from the chassis back panel 2 Align the card with the slot and press down on the card until it is fully seat...

Page 16: ...ms You can use this port to connect your DisplayPort supported monitor Note The DisplayPort Technology can support a maximum resolution of 4096x2304 60 Hz but the actual resolutions supported depend o...

Page 17: ...The Gigabit Ethernet LAN port provides Internet connection at up to 2 5 Gbps data rate The following describes the states of the LAN port LEDs USB 3 2 Gen 1 Port The USB 3 2 Gen 1 port supports the U...

Page 18: ...tlet to prevent damage to the devices After installing the device and before turning on the computer make sure the device cable has been securely attached to the connector on the motherboard 1 ATX_12V...

Page 19: ...meet expansion requirements it is recommended that a power supply that can withstand high power consumption be used 500W or greater If a power supply is used that does not provide the required power t...

Page 20: ...o Definition 1 GND 2 Voltage Speed Control 3 Sense 4 PWM Speed Control CPU_FAN 1 1 SYS_FAN1 1 SYS_FAN2 SYS_FAN3 Connector CPU_FAN SYS_FAN1 3 Maximum Current 2A 2A Maximum Power 24W 24W 5 LED_C RGB LED...

Page 21: ...rip header Incorrect connection may lead to the damage of the LED strip Addressable LED Strip 1 7 SATA3 4 5 6 7 SATA 6Gb s Connectors TheSATAconnectorsconformtoSATA6Gb sstandardandarecompatiblewithSAT...

Page 22: ...eeded move the standoff to the desired mounting hole Insert the M 2 SSD into the M 2 connector at an angle Step 2 Press the M 2 SSD down and then use the included screw to secure it in the connector T...

Page 23: ...em startup status by issuing a beep code One single short beep will be heard if no problem is detected at system startup HD Hard Drive Activity LED Connects to the hard drive activity LED on the chass...

Page 24: ...separated connectors on each wire instead of a single plug For information about connecting the front panel audio module that has different wire assignments please contact the chassis manufacturer 11...

Page 25: ...2x5 pin cable into the USB 2 0 1 1 header 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 Pi...

Page 26: ...TS 9 NRI 10 No Pin 2 1 10 9 15 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...

Page 27: ...B B B_ B_ F_USB3 F_USB30 3 _ _3 U S _ S S_F _ _ F 1 1 THB_C2 THB_C1 17 SPDIF_O S PDIF Out Header This header supports S PDIF digital output which allows you to connect a S PDIF digital audio cable to...

Page 28: ...rform different tasks please navigate to the BIOS Setup page of GIGABYTE s website and search for RST_SW MULTIKEY for more information 18 CLR_CMOS Clear CMOS Jumper Use this jumper to clear the BIOS c...

Page 29: ...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 m...

Page 30: ...downloads the latest version of BIOS from the Internet and updates the BIOS For instructions on using the Q Flash and BIOS utilities please navigate to the Unique Features page of GIGABYTE s website a...

Page 31: ...or the down arrow key i to select the first boot device then press Enter to accept The system will boot from the device immediately Note The setting in Boot Menu is effective for one time only After s...

Page 32: ...website browse to the motherboard model s web page download the Intel SATAPreinstall driver file on the Support Download SATA RAID AHCI page unzip the file and copy the files to your USB thumb drive S...

Page 33: ...Settings IO Ports APP Center Download Install Configuration APP Center Download Install is set to Enabled Please visit GIGABYTE s website for more software information Please visit GIGABYTE s website...

Page 34: ...rformance it is recommended that you use two hard drives with identical model and capacity Windows setup disc An Internet connected computer A USB thumb drive Please visit GIGABYTE s website for detai...

Page 35: ...symbol shown below is on the product or on its packaging which indicates that this product must not be disposed of with other waste Instead the device should be taken to the waste collection centers...

Page 36: ...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...

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