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Intel® Desktop Board DX79TO Product Guide Order Number: G44000-001

Intel Desktop Board DX79TO Product Guide 10 Table 1. Feature Summary (continued) Peripheral Interfaces • Two USB 3.0 ports routed to the back panel

Desktop Board Features 11 Supported Operating Systems The Desktop Board provides full support for the following operating systems: • Microsoft Wind

Intel Desktop Board DX79TO Product Guide 12 Desktop Board Components Figure 1 shows the approximate location of the major components on Intel Desktop

Desktop Board Features 13 Table 2. Intel Desktop Board DX79TO Components Label Description A Front panel audio header B PCI Express x1 connector C

Intel Desktop Board DX79TO Product Guide 14 Online Support For more information on Intel Desktop Board DX79TO consult the following online resources:

Desktop Board Features 15 System Memory NOTE To be fully compliant with all applicable Intel ® SDRAM memory specifications, the board should be popul

Intel Desktop Board DX79TO Product Guide 16 Memory Configurations The Intel Core i7 and Intel Xeon processors support the following types of memory or

Desktop Board Features 17 Intel® X79 Express Chipset The Intel X79 Express Chipset consisting of the Intel X79 Platform Controller Hub (PCH) provides

Intel Desktop Board DX79TO Product Guide 18 Audio Subsystem The onboard audio subsystem consists of the following components: • Intel X79 Express Ch

Desktop Board Features 19 Two LEDs are built into the RJ-45 LAN connector located on the back panel (see Figure 3). These LEDs indicate the status of

Revision History Revision Revision History Date -001 First release of the Intel® Desktop Board DX79TO Product Guide October 2011 Disclai

Intel Desktop Board DX79TO Product Guide 20 BIOS The BIOS provides the Power-On Self-Test (POST), the BIOS Setup program, and the PCI/PCI Express and

Desktop Board Features 21 Back to BIOS Button The back panel Back to BIOS button (Figure 4, A) duplicates the functionality of the BIOS configuration

Intel Desktop Board DX79TO Product Guide 22 Chassis Intrusion The board supports a chassis security feature that detects if the chassis cover has been

Desktop Board Features 23 Fan Headers The function/operation of the fans is as follows: • The fans are on when the computer is in the ACPI S0 state.

Intel Desktop Board DX79TO Product Guide 24 +5 V Standby Power Indicator CAUTION If the AC power has been switched off and the standby power indicato

Desktop Board Features 25 Wake from USB NOTE Wake from USB requires the use of a USB peripheral that supports Wake from USB and an operating system t

Intel Desktop Board DX79TO Product Guide 26 Figure 6. Onboard System Control Switches Power Switch The power button switch (see Figure 6, A) can be

Desktop Board Features 27 System Initialization/ Status LEDs The Desktop Board provides LEDs that allow you to monitor your system’s progress through

Intel Desktop Board DX79TO Product Guide 28 System Initialization LEDs At initial power on, these eight diagnostic LEDs are off. When the BIOS starts

Desktop Board Features 29 Status LEDs The LEDs in Table 5 indicate various board activities and error conditions on the board. Table 5. Status LEDs

iii Preface This Product Guide gives information about board layout, component installation, BIOS update, and regulatory requirements for Intel® Desk

Intel Desktop Board DX79TO Product Guide 30 Battery A battery on the Desktop Board keeps the values in CMOS RAM and the clock current when the compute

31 2 Installing and Replacing Desktop Board Components This chapter tells you how to: • Install the I/O shield • Install the Desktop Board • Ins

Intel Desktop Board DX79TO Product Guide 32 Installation Precautions When you install and test the Intel Desktop Board, observe all warnings and cauti

Installing and Replacing Desktop Board Components 33 Installing the I/O Shield The Desktop Board comes with an I/O shield. When installed in the chas

Intel Desktop Board DX79TO Product Guide 34 Installing the Desktop Board CAUTION Only qualified technical personnel should perform this procedure. D

Installing and Replacing Desktop Board Components 35 Installing a Processor CAUTION Before installing or removing a processor, make sure the AC power

Intel Desktop Board DX79TO Product Guide 36 4. Push down on the lever “OPEN 1st” (Figure 11, A) to lift the socket load plate as shown. Grasp the lo

Installing and Replacing Desktop Board Components 37 5. Remove the processor from it’s packaging and insert in the socket as shown in Figure 12. Mak

Intel Desktop Board DX79TO Product Guide 38 7. Close the load plate (Figure 13, A). After the load plate is closed, engage the socket lever labeled

Installing and Replacing Desktop Board Components 39 Installing a Processor Fan Heat Sink The LGA2011 processor socket has four threaded holes for mou

Intel Desktop Board DX79TO Product Guide iv Terminology The table below gives descriptions of some common terms used in the product guide. Term Descri

Intel Desktop Board DX79TO Product Guide 40 Installing and Removing Memory Intel Desktop board DX79TO has eight 240-pin DDR3 DIMM sockets arranged in

Installing and Replacing Desktop Board Components 41 Figure 15. Installing a DIMM 4. Make sure the clips at either end of the DIMM socket(s) are pu

Intel Desktop Board DX79TO Product Guide 42 Removing DIMMs To remove a DIMM, follow these steps: 1. Observe the precautions in "Before You Begin

Installing and Replacing Desktop Board Components 43 Figure 16. Installing a PCI Express x16 Card Removing a PCI Express x16 Add-in Card Follow th

Intel Desktop Board DX79TO Product Guide 44 Figure 17. Removing a PCI Express x16 Card Installing Linked PCI Express x16 Graphics Cards The Desktop

Installing and Replacing Desktop Board Components 45 3. Place the second card in the secondary PCI Express x16 connector (Figure 18, A) and press dow

Intel Desktop Board DX79TO Product Guide 46 Connecting SATA Cables SATA cables support the Serial ATA protocol. Each cable can be used to connect on

Installing and Replacing Desktop Board Components 47 Connecting to the Internal Headers and Connectors Before connecting cables to any of the internal

Intel Desktop Board DX79TO Product Guide 48 Front Panel Audio Header Figure 20, A shows the location of the front panel audio header. Table 6 shows t

Installing and Replacing Desktop Board Components 49 Consumer IR (CIR) Headers The Desktop Board has two CIR headers: the input or receiver header (Fi

v Contents 1 Desktop Board Features Supported Operating Systems...11 Desk

Intel Desktop Board DX79TO Product Guide 50 USB 2.0 Headers Figure 20, E shows the location of the USB 2.0 headers. Table 11 shows the pin assignmen

Installing and Replacing Desktop Board Components 51 Alternate Front Panel Power LED Header Figure 20, H shows the location of the alternate front pan

Intel Desktop Board DX79TO Product Guide 52 Connecting Chassis Fan and Power Supply Cables Connecting Chassis Fan Cables Connect chassis fan cables to

Installing and Replacing Desktop Board Components 53 Connecting Power Supply Cables Figure 23 shows the location of the power connectors. CAUTION Fai

Intel Desktop Board DX79TO Product Guide 54 Setting the BIOS Configuration Jumper NOTE Always turn off the power to the computer before moving the ju

Installing and Replacing Desktop Board Components 55 Table 14. Jumper Settings for the BIOS Setup Program Modes Mode Description Normal (default) (1-

Intel Desktop Board DX79TO Product Guide 56 Replacing the Battery A coin-cell battery (CR2032) powers the real-time clock and CMOS memory. When the c

Installing and Replacing Desktop Board Components 57 VARO Räjähdysvaara, jos pariston tyyppi on väärä. Paristot on kierrätettävä, jos se on mahdolli

Intel Desktop Board DX79TO Product Guide 58 UPOZORNÌNÍ V případě výměny baterie za nesprávný druh může dojít k výbuchu. Je-li to možné, baterie by m

Installing and Replacing Desktop Board Components 59 ВНИМАНИЕ При использовании батареи несоответствующего типа существует риск ее взрыва. Батареи

Intel Desktop Board DX79TO Product Guide vi 2 Installing and Replacing Desktop Board Components Before You Begin ...

Intel Desktop Board DX79TO Product Guide 60

Installing and Replacing Desktop Board Components 61 To replace the battery, follow these steps: 1. Observe the precautions in "Before You Begin

Intel Desktop Board DX79TO Product Guide 62

63 3 Updating the BIOS The BIOS Setup program can be used to view and change the BIOS settings for the computer. You can access the BIOS Setup prog

Intel Desktop Board DX79TO Product Guide 64 Updating the BIOS Using the F7 Function Key To use this BIOS update method: 1. Download and save the Rec

Updating the BIOS 65 NOTE Review the instructions distributed with the update utility before attempting a BIOS update. CAUTION Do not interrupt the

Intel Desktop Board DX79TO Product Guide 66

67 4 Configuring for RAID Using Intel® Rapid Storage Technology NOTE Intel RST requires a Microsoft Windows 7, Microsoft Windows Vista, or Microsof

Intel Desktop Board DX79TO Product Guide 68 7. Finally, press <Enter> to Create Volume. 8. Exit the Option ROM user interface by pressing <

69 A Error Messages and Indicators Intel Desktop Board DX79TO reports POST errors in three ways: • By sounding a beep code and blinking the front pa

Contents vii B Regulatory Compliance Safety Standards ...

Intel Desktop Board DX79TO Product Guide 70 BIOS Error Messages When a recoverable error occurs during the POST, the BIOS displays an error message de

Error Messages and Indicators 71 Port 80h POST Codes During the POST, the BIOS generates diagnostic progress codes (POST codes) to I/O port 80h. If t

Intel Desktop Board DX79TO Product Guide 72 Table 18 lists the Port 80h POST codes in hexadecimal notation. Table 18. Port 80h POST Codes POST Code

Error Messages and Indicators 73 Table 18. Port 80h POST Codes (continued) PEIMs/Recovery 31, 33, 34 Recovery has initiate, load, valid CPU Initial

Intel Desktop Board DX79TO Product Guide 74

75 B Regulatory Compliance This appendix contains the following regulatory compliance information for Intel Desktop Board DX79TO: • Safety standards

Intel Desktop Board DX79TO Product Guide 76 European Union Declaration of Conformity Statement We, Intel Corporation, declare under our sole responsib

Regulatory Compliance 77 Polski Niniejszy produkt jest zgodny z postanowieniami Dyrektyw Unii Europejskiej 2004/108/EC, 206/95/EC i 2002/95/EC. Portu

Intel Desktop Board DX79TO Product Guide 78 Deutsch Als Teil von Intels Engagement für den Umweltschutz hat das Unternehmen das Intel Produkt-Recycli

Regulatory Compliance 79 Portuguese Como parte deste compromisso com o respeito ao ambiente, a Intel implementou o Programa de Reciclagem de Produtos

Intel Desktop Board DX79TO Product Guide viii Tables 1. Feature Summary...

Intel Desktop Board DX79TO Product Guide 80 China RoHS Intel Desktop Board DX79TO is a China RoHS-compliant product. The China Ministry of Informati

Regulatory Compliance 81 EMC Regulations Intel Desktop Board DX79TO complies with the EMC regulations stated in Table 20 when correctly installed in a

Intel Desktop Board DX79TO Product Guide 82 radio or television reception, which can be determined by turning the equipment off and on, the user is en

Regulatory Compliance 83 Korea Class B Statement Korea Class B Statement translation: This equipment is for home use, and has acquired electromagneti

Intel Desktop Board DX79TO Product Guide 84 Product Certifications Board-Level Certifications Intel Desktop Board DX79TO has the regulatory complianc

Regulatory Compliance 85 Chassis- and Component-Level Certifications Ensure that the chassis and certain components; such as the power supply, periphe

Intel Desktop Board DX79TO Product Guide 86

9 1 Desktop Board Features This chapter briefly describes the features of Intel® Desktop Board DX79TO. Table 1 summarizes the major features of the