Intel BLKDX79TO User manual

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

Revision History
Revision Revision History Date
-001 First release of the Intel®Desktop Board DX79TO Product Guide October 2011
Disclaimer
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for use in medical, life saving, or life sustaining applications. Intel may make changes to specifications and
product descriptions at any time, without notice.
Intel Desktop Board DX79TO may contain design defects or errors known as errata which may cause the
product to deviate from published specifications. Current characterized errata are available on request.
Contact your local Intel sales office or your distributor to obtain the latest specifications and before placing
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Copies of documents which have an ordering number and are referenced in this document, or other Intel
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Copyright © 2011, Intel Corporation. All rights reserved.

iii
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, computer
rooms, and similar locations. The suitability of this product for other PC or embedded
non-PC applications or other environments, such as medical, industrial, alarm systems,
test equipment, etc. may not be supported without further evaluation by Intel.
Document Organization
The chapters in this Product Guide are arranged as follows:
1 Desktop Board Features: a summary of product features
2 Installing and Replacing Desktop Board Components: instructions on how to install
the Desktop Board and other hardware components
3 Updating the BIOS: instructions on how to update the BIOS
4 Configuring for RAID: information about configuring your system for RAID
A Error Messages and Indicators: information about BIOS error messages and beep
codes
B Regulatory Compliance: describes the board’s adherence to safety standards and
EMC regulations and its product certifications
Conventions
The following conventions are used in this manual:
CAUTION
Cautions warn the user about how to prevent damage to hardware or loss of data.
NOTE
Notes call attention to important information.

Intel Desktop Board DX79TO Product Guide
iv
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)

v
Contents
1Desktop Board Features
Supported Operating Systems..............................................................................11
Desktop Board Components.................................................................................12
Processor..........................................................................................................14
System Memory.................................................................................................15
Memory Configurations................................................................................16
Intel®X79 Express Chipset..................................................................................17
USB Support .....................................................................................................17
USB 3.0 ....................................................................................................17
USB 2.0 ....................................................................................................17
Serial ATA.........................................................................................................17
Audio Subsystem ...............................................................................................18
LAN Subsystem .................................................................................................18
Legacy I/O........................................................................................................19
Expandability.....................................................................................................19
BIOS................................................................................................................20
Serial ATA and IDE Auto Configuration...........................................................20
PCI and PCI Express* Auto Configuration .......................................................20
Security Passwords.....................................................................................20
Back to BIOS Button ...................................................................................21
Hardware Management .......................................................................................21
Hardware Monitoring and Fan Speed Control ..................................................21
Chassis Intrusion........................................................................................22
Power Management............................................................................................22
Software Support .......................................................................................22
ACPI..................................................................................................22
Hardware Support ......................................................................................22
Power Connectors ...............................................................................22
Fan Headers .......................................................................................23
LAN Wake Capabilities..........................................................................23
Instantly Available PC Technology..........................................................23
+5 V Standby Power Indicator...............................................................24
Wake from USB ..................................................................................25
PME# Signal Wake-up Support..............................................................25
WAKE# Signal Wake-up Support ...........................................................25
Wake from Consumer IR ......................................................................25
Onboard System Control Switches ........................................................................25
Power Switch .............................................................................................26
Reset Switch..............................................................................................26
System Initialization/Board Status LEDs ................................................................27
System Initialization LEDs............................................................................28
Status LEDs...............................................................................................29
Trusted Platform Module (TPM) ............................................................................29
Speaker............................................................................................................29
Battery.............................................................................................................30
Real-Time Clock.................................................................................................30

Intel Desktop Board DX79TO Product Guide
vi
2Installing and Replacing Desktop Board Components
Before You Begin ...............................................................................................31
Installation Precautions.......................................................................................32
Prevent Power Supply Overload ....................................................................32
Observe Safety and Regulatory Requirements.................................................32
Installing the I/O Shield ......................................................................................33
Installing the Desktop Board................................................................................34
Installing a Processor .........................................................................................35
Installing a Processor Fan Heat Sink..............................................................39
Installing and Removing Memory..........................................................................40
Installing DIMMs ........................................................................................40
Removing DIMMs........................................................................................42
Installing and Removing PCI Express x16 Add-in Cards ...........................................42
Installing PCI Express x16 Graphics Cards......................................................42
Removing a PCI Express x16 Add-in Card.......................................................43
Installing Linked PCI Express x16 Graphics Cards............................................44
Connecting SATA Cables .....................................................................................46
Connecting to the Internal Headers and Connectors ................................................47
Front Panel Audio Header ............................................................................48
Chassis Intrusion Header .............................................................................48
IEEE 1394a Header.....................................................................................48
Consumer IR (CIR) Headers .........................................................................49
USB 2.0 Headers ........................................................................................50
Front Panel Header .....................................................................................50
Alternate Front Panel Power LED Header ........................................................51
Connecting to the Audio System...........................................................................51
Connecting Chassis Fan and Power Supply Cables...................................................52
Connecting Chassis Fan Cables .....................................................................52
Connecting Power Supply Cables ..................................................................53
Setting the BIOS Configuration Jumper .................................................................54
Clearing Passwords ............................................................................................55
Replacing the Battery .........................................................................................56
3Updating the BIOS
Updating the BIOS with the Intel®Express BIOS Update Utility.................................63
Updating the BIOS Using the F7 Function Key ........................................................64
Updating the BIOS with the Intel®Flash Memory Update Utility ................................64
Recovering the BIOS ..........................................................................................65
4Configuring for RAID Using Intel®Rapid Storage Technology
Configuring the BIOS ..................................................................................67
Creating Your RAID Set ...............................................................................67
Loading the Intel RST RAID Drivers and Software (Required for
Microsoft Windows XP Installation) ..........................................................68
Setting Up a “RAID Ready” System ...............................................................68
AError Messages and Indicators
BIOS Error Codes...............................................................................................69
BIOS Error Messages..........................................................................................70
Port 80h POST Codes..........................................................................................71

Contents
vii
BRegulatory Compliance
Safety Standards ...............................................................................................75
Battery Caution ..........................................................................................75
European Union Declaration of Conformity Statement..............................................76
Product Ecology Statements ................................................................................77
Recycling Considerations .............................................................................77
China RoHS ...............................................................................................80
EMC Regulations ................................................................................................81
FCC Declaration of Conformity......................................................................81
Canadian Department of Communications Compliance Statement......................82
Japan VCCI Statement ................................................................................82
Korea Class B Statement .............................................................................83
Ensure Electromagnetic Compatibility (EMC) Compliance..................................83
Product Certifications..........................................................................................84
Board-Level Certifications ............................................................................84
Chassis- and Component-Level Certifications..................................................85
ENERGY STAR*, e-Standby, and ErP Compliance ....................................................85
Figures
1. Intel Desktop Board DX79TO Components........................................................12
2. Memory Channel and DIMM Configuration ........................................................16
3. LAN Connector LEDs .....................................................................................19
4. Location of the Back to BIOS Button................................................................21
5. Location of the Standby Power Indicator ..........................................................24
6. Onboard System Control Switches ..................................................................26
7. Location of the Diagnostic/Status LEDs ............................................................27
8. Installing the I/O Shield ................................................................................33
9. Intel Desktop Board DX79TO Mounting Screw Hole Locations..............................34
10. Unlatch the Socket Levers .............................................................................35
11. Open the Load Plate......................................................................................36
12. Install the Processor .....................................................................................37
13. Close the Load Plate .....................................................................................38
14. Installing a Fan Heat Sink and Connecting the Cable to the
Processor Fan Header....................................................................................39
15. Installing a DIMM .........................................................................................41
16. Installing a PCI Express x16 Card ...................................................................43
17. Removing a PCI Express x16 Card ..................................................................44
18. Installing Linked PCI Express Graphics Cards....................................................45
19. Connecting the Serial ATA Cables....................................................................46
20. Internal Headers ..........................................................................................47
21. Back Panel Audio Connectors .........................................................................51
22. Location of the Chassis Fan Headers................................................................52
23. Connecting Power Supply Cables ....................................................................53
24. Location of the BIOS Configuration Jumper Block ..............................................54
25. Removing the Battery ...................................................................................61
26. POST Code LED Display.................................................................................71
27. Intel Desktop Board DX79TO China RoHS Material Self Declaration Table..............80

Intel Desktop Board DX79TO Product Guide
viii
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.................................................................................................29
6. Front Panel Audio Header Signal Names...........................................................48
7. Chassis Intrusion Header Signal Names ...........................................................48
8. IEEE 1394a Header Signal Names ...................................................................48
9. Front Panel CIR Receiver (Input) Header Signal Names......................................49
10. Back Panel CIR Header Emitter (Output) Header Signal Names ...........................49
11. USB 2.0 Header Signal Names........................................................................50
12. Front Panel Header Signal Names ...................................................................50
13. Alternate Front Panel Power LED Header Signal Names ......................................51
14. Jumper Settings for the BIOS Setup Program Modes..........................................55
15. BIOS Beep Codes .........................................................................................69
16. Front-panel Power LED Blink Codes .................................................................69
17. BIOS Error Messages ....................................................................................70
18. Port 80h POST Codes ....................................................................................72
19. Safety Standards..........................................................................................75
20. EMC Regulations...........................................................................................81
21. Regulatory Compliance Marks.........................................................................84

9
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
Form Factor ATX (304.80 millimeters [12.00 inches] x 243.84 millimeters
[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 240-pin DDR3 SDRAM Dual Inline Memory Module (DIMM)
sockets arranged in four channels with support for the following:
•DDR3 2400 MHz, DDR3 2133 MHz, DDR3 1866 MHz, DDR3
1600 MHz, DDR3 1333 MHz, and DDR3 1066 MHz DIMMs
•ECC and non-ECC memory
•1 Gb, 2 Gb, and 4 Gb memory technology
•XMP memory
•1.35 V low voltage memory (JEDEC standard)
•Up to 64 GB of system memory using 4 Gb memory technology
•Manual memory overclocking (voltage, clock, and ratio)
Chipset Intel®X79 Express Chipset consisting of the Intel®X79 Platform
Controller Hub (PCH)
Graphics Support for multiple PCI Express* graphics cards including linked cards
using Nvidia* SLI* technology and AMD* CrossFire X* technology
Audio •Independent multi-streaming 6-channel (5.1) audio and 2-channel
audio subsystem, featuring:
―Intel®High Definition Audio interface
―RealTek* ALC892 codec
•HD Audio front panel header
Expansion
Capabilities
•Two PCI Express 3.0 x16 connectors
•Three PCI Express 2.0 x1 connectors
•One PCI* bus connector
Legacy I/O Support Nuvoton* Legacy I/O Controller that provides Consumer Infrared (CIR)
support
continued

Intel Desktop Board DX79TO Product Guide
10
Table 1. Feature Summary (continued)
Peripheral
Interfaces
•Two USB 3.0 ports routed to the back panel
•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 onboard 3.0 Gb/s SATA channels (black connectors)
LAN Support Gigabit (10/100/1000 Mb/s) LAN subsystem using an Intel®82579LM
Gigabit Ethernet Controller
BIOS •Intel®BIOS resident in an SPI Flash device
•Support for Advanced Configuration and Power Interface (ACPI), Plug
and Play, and SMBIOS
•Fast Boot
•Support for advanced overclocking
Power Management •Support for the Advanced Configuration and Power Interface (ACPI)
specification
•Suspend to RAM (STR)
•Wake on USB, PCI, PCI Express, LAN, CIR, and front panel
•ENERGY STAR* capable
Hardware
Management
•Hardware monitoring and fan control through the Nuvoton I/O
controller
•Voltage sense to detect out of range power supply voltages
•Thermal sense to detect out of range thermal values
•Four fan headers using PWM control
•Four fan sense inputs used to monitor fan activity
•Fan speed control using voltage control (4-pin fan headers for
processor, front, rear, and auxiliary fans) with selectable support in
the BIOS for 3-wire fans
•Support for the Platform Environmental Control Interface (PECI)