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Intel® Desktop Board DX79TO
Product Guide
Order Number: G44000-001
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Revision History Revision Revision History Date ® -001 First release of the Intel Desktop Board DX79TO Product Guide October 2011 Disclaimer ® INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. EXCEPT AS PROVIDED IN INTEL’S TERMS AND CONDITIONS OF SALE FOR SUCH PRODUCTS, INTEL ASSUMES NO LIABILITY WHATSOEVER, AND INTEL DI
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Preface This Product Guide gives information about board layout, component installation, BIOS ® update, and regulatory requirements for Intel Desktop Board DX79TO. Intended Audience The Product Guide is intended for technically qualified personnel. It is not intended for general audiences. Use Only for Intended Applications All Intel Desktop Boards are evaluated as Information Technology Equipment (I.T.E.) for use in personal computers (PC) for installation in homes, offices, schools,
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Intel Desktop Board DX79TO Product Guide Terminology The table below gives descriptions of some common terms used in the product guide. Term Description GB Gigabyte (1,073,741,824 bytes) GHz Gigahertz (one billion hertz) KB Kilobyte (1024 bytes) MB Megabyte (1,048,576 bytes) Mb Megabit (1,048,576 bits) MHz Megahertz (one million hertz) iv
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Contents 1 Desktop Board Features Supported Operating Systems..............................................................................11 Desktop Board Components.................................................................................12 Processor..........................................................................................................14 System Memory.................................................................................................15 Memory Conf
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Intel Desktop Board DX79TO Product Guide 2 Installing and Replacing Desktop Board Components Before You Begin ...............................................................................................31 Installation Precautions.......................................................................................32 Prevent Power Supply Overload ....................................................................32 Observe Safety and Regulatory Requirements..............................
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Contents B Regulatory Compliance Safety Standards ...............................................................................................75 Battery Caution..........................................................................................75 European Union Declaration of Conformity Statement..............................................76 Product Ecology Statements ................................................................................77 Recycling Considerations ....
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Intel Desktop Board DX79TO Product Guide Tables 1. Feature Summary.......................................................................................... 9 2. Intel Desktop Board DX79TO Components........................................................13 3. LAN Connector LEDs .....................................................................................19 4. System Initialization LEDs..............................................................................28 5. Status LEDs..
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1 Desktop Board Features ® This chapter briefly describes the features of Intel Desktop Board DX79TO. Table 1 summarizes the major features of the Desktop Board. Table 1. Feature Summary ATX (304.80 millimeters [12.00 inches] x 243.84 millimeters Form Factor [9.60 inches]) ® ® ® Processor Support for Intel Core™ i7 and Intel Xeon processors in the LGA2011 package with: • Two PCI Express* 3.0 x16 graphics interfaces (x16 electrical) • Quad-channel memory interface Main Memory Eight
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Intel Desktop Board DX79TO Product Guide Table 1. Feature Summary (continued) • Two USB 3.0 ports routed to the back panel Peripheral Interfaces • Fourteen USB 2.0 ports: ― Six ports routed to the back panel ― Eight ports routed to four onboard USB headers • Two IEEE 1394a ports: ― One port routed to the back panel ― One port routed to an IEEE 1394a header • Six Serial ATA (SATA) channels through the Intel X79 PCH: ― Two onboard 6.0 Gb/s SATA channels (blue connectors) ― Four on
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Desktop Board Features Supported Operating Systems The Desktop Board provides full support for the following operating systems: • Microsoft Windows* 7 Ultimate (64-bit and 32-bit editions) • Microsoft Windows 7 Professional (64-bit and 32-bit editions) • Microsoft Windows 7 Home Premium (64-bit and 32-bit editions) • Microsoft Windows 7 Starter (64-bit and 32-bit editions) • Microsoft Windows Vista* Ultimate (64-bit and 32-bit editions) • Microsoft Windows Vista Business (64-bit and 32
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Intel Desktop Board DX79TO Product Guide Desktop Board Components Figure 1 shows the approximate location of the major components on Intel Desktop Board DX79TO. Figure 1. Intel Desktop Board DX79TO Components 12
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Desktop Board Features Table 2. Intel Desktop Board DX79TO Components Label Description A Front panel audio header B PCI Express x1 connector C PCI Express x1 connector D Speaker E PCI bus connector F PCI Express 3.0 x16 connector G PCI Express x1 connector H PCI Express 3.0 x16 connector I Rear chassis fan header J Battery K Back panel connectors L Processor fan header M DIMM 1 socket N DIMM 5 socket O DIMM 2 socket P DIMM 6 socket Q Processor socket R 12 V processor core
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Intel Desktop Board DX79TO Product Guide Online Support For more information on Intel Desktop Board DX79TO consult the following online resources: • Intel Desktop Board DX79TO http://www.intel.com/products/motherboard/index.htm • Desktop Board Support http://www.intel.com/p/en_US/support?iid=hdr+support • Available configurations for http://ark.intel.com Intel Desktop Board DX79TO • Supported processors http://processormatch.intel.com • Chipset information http://www.intel.com/produ
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Desktop Board Features System Memory NOTE ® To be fully compliant with all applicable Intel SDRAM memory specifications, the board should be populated with DIMMs that support the Serial Presence Detect (SPD) data structure. If your memory modules do not support SPD, you will see a notification to this effect on the screen at power up. The BIOS will attempt to configure the memory controller for normal operation. The Desktop Board supports the following memory and interface: • Eig
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Intel Desktop Board DX79TO Product Guide Memory Configurations The Intel Core i7 and Intel Xeon processors support the following types of memory organization: • Quad-channel (Interleaved) mode. Quad-channel mode offers the highest throughput for real world applications. • Tri-channel (Interleaved) mode. Tri-channel mode is enabled when the installed memory capacities of any three DIMM channels are equal. • Dual-channel (Interleaved) mode. Dual-channel mode is enabled when the install
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Desktop Board Features ® Intel X79 Express Chipset The Intel X79 Express Chipset consisting of the Intel X79 Platform Controller Hub (PCH) provides interfaces to the processor and the USB, SATA, LAN, PCI, and PCI Express interfaces. The PCH is the centralized controller for the board’s I/O paths. Go to the following link for more information about the Intel X79 Express Chipset: http://developer.intel.com/products/chipsets/index.htm USB Support The Desktop Board supports USB 3.0 and US
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Intel Desktop Board DX79TO Product Guide Audio Subsystem The onboard audio subsystem consists of the following components: • Intel X79 Express Chipset • RealTek ALC892 codec The subsystem has the following headers and connectors: • Three back panel analog audio connectors • High Definition (HD) Audio front panel header that provides mic in and line out signals for front panel audio connectors The audio subsystem supports the following features: • Advanced jack sense for the back panel
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Desktop Board Features Two LEDs are built into the RJ-45 LAN connector located on the back panel (see Figure 3). These LEDs indicate the status of the LAN. Figure 3. LAN Connector LEDs Table 3 describes the LED states when the board is powered up and the LAN subsystem is operating. Table 3. LAN Connector LEDs LED LED Color LED State Indicates A Green Off LAN link is not established On LAN link is established Blinking LAN activity is occurring B N/A Off 10 Mb/s data rate Gre
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Intel Desktop Board DX79TO Product Guide BIOS The BIOS provides the Power-On Self-Test (POST), the BIOS Setup program, and the PCI/PCI Express and IDE auto-configuration utilities. The BIOS is stored in the Serial Peripheral Interface (SPI) Flash device. The BIOS can be updated by following the instructions on page 63 in Chapter 3. Serial ATA and IDE Auto Configuration If you install a Serial ATA or IDE device (such as a hard drive) in your computer, the auto-configuration utility in th
