Intel® Desktop Board DX79TO Technical Product Specification November 2013 Order Number: G44010-005 The Intel® Desktop Board DX79TO may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata are documented in the Intel Desktop Board DX79TO Specification Update.
Revision History Revision Revision History Date ® -001 First release of the Intel Specification Desktop Board DX79TO Technical Product November 2011 -002 Specification Changes January 2012 -003 Specification Clarification June 2012 -004 Specification Clarification October 2012 -005 Specification Clarification November 2013 This product specification applies to only the standard Intel® Desktop Board DX79TO with BIOS identifier SIX7910J.86A.
Board Identification Information Basic Desktop Board DX79TO Identification Information AA Revision BIOS Revision Notes G28805-400 SIX7910J.86A.0281 1,2 Notes: 1. The AA number is found on a small label on the component side of the board. 2.
Intel Desktop Board DX79TO Technical Product Specification iv
Preface This Technical Product Specification (TPS) specifies the board layout, components, connectors, power and environmental requirements, and the BIOS for the Intel® Desktop Board DX79TO. Intended Audience The TPS is intended to provide detailed, technical information about the Intel Desktop Board DX79TO and its components to the vendors, system integrators, and other engineers and technicians who need this level of information. It is specifically not intended for general audiences.
Intel Desktop Board DX79TO Technical Product Specification Other Common Notation vi # Used after a signal name to identify an active-low signal (such as USBP0#) GB Gigabyte (1,073,741,824 bytes) GB/s Gigabytes per second Gb/s Gigabits per second KB Kilobyte (1024 bytes) Kbit Kilobit (1024 bits) kbits/s 1000 bits per second MB Megabyte (1,048,576 bytes) MB/s Megabytes per second Mbit Megabit (1,048,576 bits) Mbits/s Megabits per second xxh An address or data value ending with a lowe
Contents Revision History Board Identification Information .................................................................. iii Specification Changes or Clarifications .......................................................... iii Errata ......................................................................................................iii Preface Intended Audience..................................................................................... v What This Document Contains.........................
Intel Desktop Board DX79TO Technical Product Specification 1.12 Power Management .......................................................................... 30 1.12.1 ACPI .................................................................................... 30 1.12.2 Hardware Support ................................................................. 33 1.13 Board Status LEDs ............................................................................ 37 1.14 Onboard Power and Reset Buttons ...................
Contents 4 Error Messages and Beep Codes 4.1 4.2 4.3 4.4 4.5 Speaker .......................................................................................... 73 BIOS Beep Codes ............................................................................. 73 Front-panel Power LED Blink Codes ..................................................... 74 BIOS Error Messages ........................................................................ 74 Port 80h POST Codes ...........................................
Intel Desktop Board DX79TO Technical Product Specification 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. 38. 39. 40. 41. 42. 43. 44. x Wake-up Devices and Events ............................................................. 32 Board Status LEDs ............................................................................ 38 System Memory Map ........................................................................
1 Product Description 1.1 Overview 1.1.1 Feature Summary Table 1 summarizes the major features of the board. Table 1. Feature Summary Form Factor ATX (12.00 inches by 9.60 inches [304.80 millimeters by 243.84 millimeters]) Processor • Intel® Core™ i7 and Intel® Xeon® processors in an LGA2011 socket: ― Two PCI Express 3.
Intel Desktop Board DX79TO Technical Product Specification Table 1. Feature Summary (continued) BIOS • Intel® BIOS resident in the SPI Flash device • Support for Advanced Configuration and Power Interface (ACPI), Plug and Play, and SMBIOS • Fast Boot • Support for advanced over clocking Instantly Available PC Technology • Support for PCI* Local Bus Specification Revision 2.2 • Support for PCI Express* Revision 3.
Product Description 1.1.2 Board Layout Figure 1 shows the location of the major components on Intel Desktop Board DX79TO. Figure 1. Major Board Components Table 2 lists the components identified in Figure 1.
Intel Desktop Board DX79TO Technical Product Specification Table 2. Components Shown in Figure 1 14 Label Description A B C D E F G H I J K L M N O P Q R S T U V W X Y Z AA BB CC DD EE FF GG HH II JJ KK LL MM NN OO Front panel audio header PCI Express x1 add-in card connector PCI Express x1 add-in card connector Piezoelectric speaker Conventional PCI add-in card connector PCI Express 3.0 x16 add-in card connector PCI Express x1 add-in card connector PCI Express 3.
Product Description 1.1.3 Block Diagram Figure 2 is a block diagram of the major functional areas of the board. Figure 2.
Intel Desktop Board DX79TO Technical Product Specification 1.2 Legacy Considerations This board differs from other Intel Desktop Board products, with specific changes including (but not limited to) the following: • • • 1.3 1.4 No parallel port connector No floppy drive connector No PS/2 connectors Online Support To find information about… Visit this World Wide Web site: Intel Desktop Board DX79TO http://www.intel.com/products/motherboard/index.htm Desktop Board Support http://www.intel.
Product Description 1.4.1 PCI Express x16 Graphics Intel Core i7 and Intel Xeon processors in an LGA2011 package support PCI Express add-in graphics cards via the board’s PCI Express x16 connectors. These processors support the following generations of PCI Express: • • • PCI Express 3.0 with a raw bit rate of 8.0 GT/s results in an effective bandwidth of 8.0 Gb/s each direction per lane.
Intel Desktop Board DX79TO Technical Product Specification CAUTION 1.5 V is the recommended and default setting for DDR3 memory voltage. The other memory voltage settings in the BIOS Setup program are provided for performance tuning purposes only.
Product Description 1.5.1 Memory Configurations The Intel Core i7 and Intel Xeon processors support the following types of memory organization: • • • • Quad channel (Interleaved) mode. This 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.
Intel Desktop Board DX79TO Technical Product Specification Figure 3 illustrates the memory channel and DIMM configuration. Figure 3. Memory Channel and DIMM Configuration NOTE For best memory performance always install memory into the blue DIMM memory sockets if installing four DIMMs or less in your configuration.
Product Description Intel® X79 Express Chipset 1.6 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 a centralized controller for the board’s I/O paths. For information about Refer to The Intel X79 Express Chipset http://www.intel.com/products/desktop/chipsets/index.htm Resources used by the chipset Chapter 2 1.6.1 USB The board supports up to 14 USB 2.
Intel Desktop Board DX79TO Technical Product Specification The underlying SATA functionality is transparent to the operating system. The SATA controller can operate in both legacy and native modes. In legacy mode, standard IDE I/O and IRQ resources are assigned (IRQ 14 and 15). In Native mode, standard PCI Conventional bus resource steering is used. Native mode is the preferred mode for configurations using the Microsoft Windows* XP, Windows Vista*, and Windows 7 operating systems.
Product Description 1.7 Real-Time Clock Subsystem A coin-cell battery (CR2032) powers the real-time clock and CMOS memory. When the computer is not plugged into a wall socket, the battery has an estimated life of three years. When the computer is plugged in, the standby current from the power supply extends the life of the battery. The clock is accurate to ± 13 minutes/year at 25 ºC with 3.3 VSB applied via the power supply 5V STBY rail.
Intel Desktop Board DX79TO Technical Product Specification 1.9 Audio Subsystem The board supports the Intel High Definition Audio subsystem based on the Realtek ALC892 audio codec. The audio subsystem supports the following features: • • • • Advanced jack sense for the back panel audio jacks that enables the audio codec to recognize the device that is connected to an audio port.
Product Description Item Description A Line in B Line out/front speakers C Mic in/side surround Figure 4. Back Panel Audio Connectors NOTE The back panel audio line out connector is designed to power headphones or amplified speakers only. Poor audio quality occurs if passive (non-amplified) speakers are connected to this output. For information about Refer to The locations of the front panel audio header Figure 12, page 46 The signal names of the front panel audio header Section 2.2.2.
Intel Desktop Board DX79TO Technical Product Specification 1.
Product Description 1.10.2 LAN Subsystem Software LAN software and drivers are available from Intel’s World Wide Web site. For information about Refer to Obtaining LAN software and drivers http://downloadcenter.intel.com 1.10.3 RJ-45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ-45 LAN connector (shown in Figure 5). Item Description A Link LED (Green) B Data Rate LED (Green/Yellow) Figure 5.
Intel Desktop Board DX79TO Technical Product Specification 1.11 Hardware Management Subsystem The hardware management features enable the board to be compatible with the Wired for Management (WfM) specification. The board has several hardware management features, including the following: • • • Fan monitoring and control Thermal and voltage monitoring Chassis intrusion detection 1.11.
Product Description 1.11.4 Thermal Monitoring Figure 6 shows the locations of the thermal sensors and fan headers. Item Description A Rear chassis fan header B Processor fan header C Thermal diode, located on processor die D Front chassis fan header E Intel X79 Express Chipset F Auxiliary fan header Figure 6.
Intel Desktop Board DX79TO Technical Product Specification 1.12 Power Management Power management is implemented at several levels, including: • • Software support through Advanced Configuration and Power Interface (ACPI) Hardware support: Power connector Fan headers LAN wake capabilities Instantly Available PC technology Wake from USB PME# signal wake-up support WAKE# signal wake-up support Wake from Consumer IR Wake from S5 Power Supervisor +5 V Standby Power Indicator LED 1.12.
Product Description 1.12.1.1 System States and Power States Under ACPI, the operating system directs all system and device power state transitions. The operating system puts devices in and out of low-power states based on user preferences and knowledge of how devices are being used by applications. Devices that are not being used can be turned off. The operating system uses information from applications and user settings to put the system as a whole into a low-power state.
Intel Desktop Board DX79TO Technical Product Specification 1.12.1.2 Wake-up Devices and Events Table 8 lists the devices or specific events that can wake the computer from specific states. Table 8.
Product Description 1.12.2 Hardware Support CAUTION Ensure that the power supply provides adequate +5 V standby current if LAN wake capabilities and Instantly Available PC technology features are used. Failure to do so can damage the power supply. The total amount of standby current required depends on the wake devices supported and manufacturing options.
Intel Desktop Board DX79TO Technical Product Specification 1.12.2.
Product Description 1.12.2.4 Instantly Available PC Technology CAUTION For Instantly Available PC technology, the +5 V standby line for the power supply must be capable of providing adequate +5 V standby current. Failure to provide adequate standby current when implementing Instantly Available PC technology can damage the power supply. Instantly Available PC technology enables the board to enter the ACPI S3 (Suspend-toRAM) sleep-state.
Intel Desktop Board DX79TO Technical Product Specification 1.12.2.10 Power Supervisor The Power Supervisor actively monitors the input voltages from the power supply and protects the board and any attached peripherals from electrical overstress and possible physical damage. The Power Supervisor will activate if it detects the power supply voltage rails have deviated outside the current ATX power supply specification and safe operating levels.
Product Description 1.13 Board Status LEDs The Desktop Board provides eight board status LEDs that allow you to monitor the board’s progress through the BIOS Power-on Self-Test. At initial power on, all the LEDs are off. When the BIOS starts an activity such as memory initialization, the corresponding LED starts flashing. Once the activity has completed, the LED will remain on. Six additional LEDs can be used to monitor board functions such as hard drive activity, processor errors, and power faults.
Intel Desktop Board DX79TO Technical Product Specification Table 9.
Product Description 1.14 Onboard Power and Reset Buttons The lighted onboard power button has the same behavior as the front panel power button connected via the front panel header. The onboard power button does NOT remove standby power. This button is intended for use at integration facilities for testing purposes. The power button on the front panel is recommended for all other instances of turning the computer on or off.
Intel Desktop Board DX79TO Technical Product Specification 1.15 Trusted Platform Module (TPM) The Nuvoton WPCT210 TPM version 1.2 revision 103 component is specifically designed to enhance platform security above-and-beyond the capabilities of today’s software by providing a protected space for key operations and other security critical tasks.
2 Technical Reference 2.1 Memory Resources 2.1.1 Addressable Memory The board utilizes 64 GB of addressable system memory. Typically the address space that is allocated for Conventional PCI bus add-in cards, PCI Express configuration space, BIOS (SPI Flash device), and chipset overhead resides above the top of DRAM (total system memory).
Intel Desktop Board DX79TO Technical Product Specification Figure 9.
Technical Reference 2.1.2 Memory Map Table 10 lists the system memory map. Table 10. System Memory Map Address Range (decimal) Address Range (hex) Size Description 1024 K - 67100672 K 100000 – FFFFFFFFFH 65528 MB Extended memory 960 K - 1024 K F0000 - FFFFF 64 KB Runtime BIOS 896 K - 960 K E0000 - EFFFF 64 KB Reserved 800 K - 896 K C8000 - DFFFF 96 KB Potential available high DOS memory (open to the Conventional PCI bus). Dependent on video adapter used.
Intel Desktop Board DX79TO Technical Product Specification 2.2.1 Back Panel Connectors Figure 10 shows the location of the back panel connectors for the board. Item Description A B C D E F G H I J Back to BIOS button USB 3.0 ports LAN connector USB 2.0 ports IEEE 1394a connector USB 2.0 ports USB 2.0 ports Line in Line out/front speakers Mic in/side surround Figure 10. Back Panel Connectors NOTE The back panel audio line out connector is designed to power headphones or amplified speakers only.
Technical Reference 2.2.1.1 I/O Shield The I/O shield provided with the board allows access to all back panel connectors and is compatible with standard mini-ITX and ATX chassis. Figure 11 shows an I/O shield reference diagram. Figure 11.
Intel Desktop Board DX79TO Technical Product Specification 2.2.2 Component-side Connectors and Headers Figure 12 shows the locations of the component-side connectors and headers. Figure 12. Component-side Connectors and Headers Table 11 lists the component-side connectors and headers identified in Figure 12.
Technical Reference Table 11. Component-side Connectors and Headers Shown in Figure 12 Label Description A B C D E F G H I J K L M N O P Q R S T U V W X Front panel audio header PCI Express x1 add-in card connector PCI Express x1 add-in card connector Conventional PCI add-in card connector PCI Express 3.0 x16 add-in card connector PCI Express x1 add-in card connector PCI Express 3.
Intel Desktop Board DX79TO Technical Product Specification 2.2.2.1 Signal Tables for the Connectors and Headers Table 12. Front Panel Audio Header for Intel HD Audio Pin Signal Name Description 1 PORT_1L Analog Port 1 – left channel (microphone) 2 GND Ground 3 PORT_1R Analog Port 1 – right channel (microphone) 4 PRESENCE# Active low signal that signals BIOS that an Intel HD Audio dongle is connected to the analog header.
Technical Reference Table 14. IEEE 1394a Header Pin Signal Name Pin Signal Name 1 Data A (positive) 2 Data A (negative) 3 Ground 4 Ground 5 Data B (positive) 6 Data B (negative) 7 +12 V DC 8 +12 V DC 9 Key (no pin) 10 Ground Table 15. SATA Connectors Pin Signal Name 1 Ground 2 TXP 3 TXN 4 Ground 5 RXN 6 RXP 7 Ground Table 16. USB 2.0 Headers Pin Signal Name 1 +5 V DC 2 D− 3 D+ 4 Ground 5 Key (no pin) Table 17.
Intel Desktop Board DX79TO Technical Product Specification Table 19. Back Panel CIR Emitter (Output) Header Pin Signal Name 1 Emitter out 1 2 Emitter out 2 3 Ground 4 Key (no pin) 5 Jack detect 1 6 Jack detect 2 Table 20. Front Panel CIR Receiver (Input) Header Pin Signal Name 1 Ground 2 LED 3 NC 4 Learn-in 5 5 V standby 6 VCC 7 Key (no pin) 8 CIR Input 2.2.2.2 Add-in Card Connectors The board has the following add-in card connectors: • • • PCI Express 3.
Technical Reference 2.2.2.3 Power Supply Connectors The board has the following power supply connectors: • • Main power – a 2 x 12 connector. This connector is compatible with 2 x 10 connectors previously used on Intel Desktop boards. The board supports the use of ATX12V power supplies with either 2 x 10 or 2 x 12 main power cables. When using a power supply with a 2 x 10 main power cable, attach that cable on the leftmost pins of the main power connector, leaving pins 11, 12, 23, and 24 unconnected.
Intel Desktop Board DX79TO Technical Product Specification 2.2.2.4 Front Panel Header This section describes the functions of the front panel header. Table 23 lists the signal names of the front panel header. Figure 13 is a connection diagram for the front panel header. Table 23.
Technical Reference 2.2.2.4.2 Reset Switch Header Pins 5 and 7 can be connected to a momentary single pole, single throw (SPST) type switch that is normally open. When the switch is closed, the board resets and runs the POST. 2.2.2.4.3 Power/Sleep LED Header Pins 2 and 4 can be connected to a one- or two-color LED. Table 24 shows the possible states for a one-color LED. Table 25 shows the possible states for a two-color LED. Table 24.
Intel Desktop Board DX79TO Technical Product Specification 2.2.2.5 Front Panel USB 2.0 Headers Figure 14 is a connection diagram for the front panel USB 2.0 headers. NOTE • • The +5 V DC power on the headers is fused. Use only a front panel USB 2.0 connector that conforms to the USB 2.0 specification for high-speed USB devices. Figure 14. Connection Diagram for Front Panel USB 2.
Technical Reference 2.3 Jumper Block CAUTION Do not move the jumper with the power on. Always turn off the power and unplug the power cord from the computer before changing a jumper setting. Otherwise, the board could be damaged. Figure 15 shows the location of the jumper block. The 3-pin jumper block determines the BIOS Setup program’s mode. Table 26 describes the jumper settings for the three modes: normal, configure, and recovery.
Intel Desktop Board DX79TO Technical Product Specification Table 26. BIOS Setup Configuration Jumper Settings Function/Mode Jumper Setting Configuration Normal 1-2 The BIOS uses current configuration information and passwords for booting. Configure 2-3 After the POST runs, Setup runs automatically. The maintenance menu is displayed. Note that this Configure mode is the only way to clear the BIOS/CMOS settings.
Technical Reference 2.4 2.4.1 Mechanical Considerations Form Factor The board is designed to fit into an ATX-form-factor chassis. Figure 16 illustrates the mechanical form factor for the board. Dimensions are given in inches [millimeters]. The outer dimensions are 12.00 inches by 9.60 inches [304.80 millimeters by 243.84 millimeters]. Location of the I/O connectors and mounting holes are in compliance with the ATX specification. Figure 16.
Intel Desktop Board DX79TO Technical Product Specification 2.5 Electrical Considerations 2.5.1 Power Supply Considerations CAUTION The +5 V standby line from the power supply must be capable of providing adequate +5 V standby current. Failure to do so can damage the power supply. The total amount of standby current required depends on the wake devices supported and manufacturing options. Additional power required will depend on configurations chosen by the integrator.
Technical Reference 2.5.2 Fan Header Current Capability CAUTION The processor fan must be connected to the processor fan header, not to a chassis fan header. Connecting the processor fan to a chassis fan header may result in onboard component damage that will halt fan operation. Table 28 lists the current capability of the fan headers. Table 28. Fan Header Current Capability Fan Header Maximum Available Current Processor fan 2.0 A Front chassis fan 1.5 A Rear chassis fan 1.5 A Auxiliary fan 1.
Intel Desktop Board DX79TO Technical Product Specification 2.6 Thermal Considerations CAUTION A chassis with a maximum internal ambient temperature of 38 oC at the processor fan inlet is a requirement. Use a processor heat sink that provides omni-directional airflow to maintain required airflow across the processor voltage regulator area. If a non omni-directional thermal solution is used customer might need to provide supplemental cooling to the processor voltage regulator area.
Technical Reference Figure 17 shows the locations of the localized high temperature zones. Item Description A B Processor voltage regulator area Processor Figure 17. Localized High Temperature Zones Table 29 provides maximum case temperatures for the components that are sensitive to thermal changes. The operating temperature, current load, or operating frequency could affect case temperatures. Maximum case temperatures are important when considering proper airflow to cool the board. Table 29.
Intel Desktop Board DX79TO Technical Product Specification 2.7 Reliability The Mean Time Between Failures (MTBF) prediction is calculated using component and subassembly random failure rates. The calculation is based on the Telcordia SR-332, Method I Case 1 50% electrical stress, 55 ºC ambient. The MTBF prediction is used to estimate repair rates and spare parts requirements. The MTBF data is calculated from predicted data at 55 ºC. The MTBF for the board is >100,000 hours. 2.
3 Overview of BIOS Features 3.1 Introduction The board uses an Intel BIOS that is stored in the Serial Peripheral Interface Flash Memory (SPI Flash) and can be updated using a disk-based program. The SPI Flash contains the BIOS Setup program, POST, the PCI auto-configuration utility, LAN EEPROM information, and Plug and Play support. The BIOS displays a message during POST identifying the type of BIOS and a revision code. The initial production BIOSs are identified as SIX7910J.86A.
Intel Desktop Board DX79TO Technical Product Specification Table 31 lists the BIOS Setup program menu features. Table 31.
Overview of BIOS Features 3.4 System Management BIOS (SMBIOS) SMBIOS is a Desktop Management Interface (DMI) compliant method for managing computers in a managed network. The main component of SMBIOS is the Management Information Format (MIF) database, which contains information about the computing system and its components. Using SMBIOS, a system administrator can obtain the system types, capabilities, operational status, and installation dates for system components.
Intel Desktop Board DX79TO Technical Product Specification To install an operating system that supports USB, verify that Legacy USB support in the BIOS Setup program is set to Enabled and follow the operating system’s installation instructions. 3.6 BIOS Updates The BIOS can be updated using either of the following utilities, which are available on the Intel World Wide Web site: • • • Intel® Express BIOS Update utility, which enables automated updating while in the Windows environment.
Overview of BIOS Features 3.6.2 Custom Splash Screen During POST, an Intel® splash screen is displayed by default. This splash screen can be augmented with a custom splash screen. The Intel Integrator’s Toolkit that is available from Intel can be used to create a custom splash screen. NOTE If you add a custom splash screen, it will share space with the Intel branded logo. 3.7 For information about Refer to Intel® Integrator Toolkit http://developer.intel.
Intel Desktop Board DX79TO Technical Product Specification 3.8 Boot Options In the BIOS Setup program, the user can choose to boot from a diskette drive, hard drive, USB drive, USB flash drive, optical drive, or the network. The default setting is for the diskette drive to be the first boot device, the hard drive second, and the optical drive third. If enabled, the last default boot device is the network. 3.8.
Overview of BIOS Features 3.9 Adjusting Boot Speed These factors affect system boot speed: • • Selecting and configuring peripherals properly Optimized BIOS boot parameters 3.9.1 Peripheral Selection and Configuration The following techniques help improve system boot speed: • • • • Choose a hard drive with parameters such as “power-up to data ready” in less than eight seconds to minimize hard drive startup delays. Select an optical drive with a fast initialization rate.
Intel Desktop Board DX79TO Technical Product Specification 3.10 BIOS Security Features The BIOS includes security features that restrict access to the BIOS Setup program and who can boot the computer. A supervisor password and a user password can be set for the BIOS Setup program and for booting the computer, with the following restrictions: • • • • • • • The supervisor password gives unrestricted access to view and change all the Setup options in the BIOS Setup program. This is the supervisor mode.
Overview of BIOS Features 3.11 BIOS Performance Features The BIOS includes the following options to provide custom performance enhancements when using an Intel Core i7 and Intel Xeon processor in an LGA2011 socket.
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4 Error Messages and Beep Codes 4.1 Speaker The board-mounted speaker provides audible error code (beep code) information during POST. 4.2 For information about Refer to The location of the onboard speaker Figure 1, page 13 BIOS Beep Codes Whenever a recoverable error occurs during POST, the BIOS causes the board’s speaker to beep an error message describing the problem (see Table 36). Table 36. BIOS Beep Codes Type Pattern Frequency F2 Setup/F10 Boot Menu Prompt One 0.
Intel Desktop Board DX79TO Technical Product Specification 4.3 Front-panel Power LED Blink Codes Whenever a recoverable error occurs during POST, the BIOS causes the board’s front panel power LED to blink an error message describing the problem (see Table 37). Table 37. Front-panel Power LED Blink Codes Type Pattern F2 Setup/F10 Boot Menu Prompt None Note BIOS update in progress Off when the update begins, then on for 0.5 seconds, then off for 0.5 seconds.
Error Messages and Beep Codes 4.5 Port 80h POST Codes During the POST, the BIOS generates diagnostic progress codes (POST codes) to I/O port 80h. If the POST fails, execution stops and the last POST code generated is left at port 80h. This code is useful for determining the point where an error occurred. Displaying the POST codes requires a PCI bus add-in card, often called a POST card. The POST card can decode the port and display the contents on a medium such as a seven-segment display.
Intel Desktop Board DX79TO Technical Product Specification Table 40.
Error Messages and Beep Codes Table 40.
Intel Desktop Board DX79TO Technical Product Specification Table 40.
Error Messages and Beep Codes Table 40. Port 80h POST Codes (continued) Port 80 Code Progress Code Enumeration 0xB8 Resetting removable media 0xB9 Disabling removable media 0xBA Detecting presence of a removable media (IDE, CDROM detection etc.
Intel Desktop Board DX79TO Technical Product Specification Table 41.
5 Regulatory Compliance and Battery Disposal Information 5.1 Regulatory Compliance This section contains the following regulatory compliance information for Intel Desktop Board DX79TO: • • • • • 5.1.
Intel Desktop Board DX79TO Technical Product Specification 5.1.2 European Union Declaration of Conformity Statement We, Intel Corporation, declare under our sole responsibility that the product Intel® Desktop Board DX79TO is in conformity with all applicable essential requirements necessary for CE marking, following the provisions of the European Council Directive 2004/108/EC (EMC Directive), 2006/95/EC (Low Voltage Directive), and 2002/95/EC (ROHS Directive).
Regulatory Compliance and Battery Disposal Information Portuguese Este produto cumpre com as normas da Diretiva Européia 2004/108/EC, 2006/95/EC & 2002/95/EC. Español Este producto cumple con las normas del Directivo Europeo 2004/108/EC, 2006/95/EC & 2002/95/EC. Slovensky Tento produkt je v súlade s ustanoveniami európskych direktív 2004/108/EC, 2006/95/EC a 2002/95/EC. Slovenščina Izdelek je skladen z določbami evropskih direktiv 2004/108/EC, 2006/95/EC in 2002/95/EC.
Intel Desktop Board DX79TO Technical Product Specification Español Como parte de su compromiso de responsabilidad medioambiental, Intel ha implantado el programa de reciclaje de productos Intel, que permite que los consumidores al detalle de los productos Intel devuelvan los productos usados en los lugares seleccionados para su correspondiente reciclado. Consulte la http://www.intel.
Regulatory Compliance and Battery Disposal Information Russian В качестве части своих обязательств к окружающей среде, в Intel создана программа утилизации продукции Intel (Product Recycling Program) для предоставления конечным пользователям марок продукции Intel возможности возврата используемой продукции в специализированные пункты для должной утилизации. Пожалуйста, обратитесь на веб-сайт http://www.intel.
Intel Desktop Board DX79TO Technical Product Specification FCC Declaration of Conformity This device complies with Part 15 of the FCC Rules. 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. For questions related to the EMC performance of this product, contact: Intel Corporation, 5200 N.E.
Regulatory Compliance and Battery Disposal Information Japan VCCI Statement Japan VCCI Statement translation: This is a Class B product based on the standard of the Voluntary Control Council for Interference from Information Technology Equipment (VCCI). If this is used near a radio or television receiver in a domestic environment, it may cause radio interference. Install and use the equipment according to the instruction manual.
Intel Desktop Board DX79TO Technical Product Specification 5.1.5 ENERGY STAR* 5.0, e-Standby, and ErP Compliance The US Department of Energy and the US Environmental Protection Agency have continually revised the ENERGY STAR requirements. Intel has worked directly with these two governmental agencies in the definition of new requirements.
Regulatory Compliance and Battery Disposal Information 5.1.6 Regulatory Compliance Marks (Board Level) Intel Desktop Board DX79TO has the regulatory compliance marks shown in Table 44. Table 44. Regulatory Compliance Marks Description Mark UL joint US/Canada Recognized Component mark. Includes adjacent UL file number for Intel Desktop Boards: E210882. FCC Declaration of Conformity logo mark for Class B equipment. CE mark.
Intel Desktop Board DX79TO Technical Product Specification 5.2 Battery Disposal Information CAUTION Risk of explosion if the battery is replaced with an incorrect type. Batteries should be recycled where possible. Disposal of used batteries must be in accordance with local environmental regulations. PRÉCAUTION Risque d'explosion si la pile usagée est remplacée par une pile de type incorrect. Les piles usagées doivent être recyclées dans la mesure du possible.
Regulatory Compliance and Battery Disposal Information PRECAUCIÓN Existe peligro de explosión si la pila no se cambia de forma adecuada. Utilice solamente pilas iguales o del mismo tipo que las recomendadas por el fabricante del equipo. Para deshacerse de las pilas usadas, siga igualmente las instrucciones del fabricante. WAARSCHUWING Er bestaat ontploffingsgevaar als de batterij wordt vervangen door een onjuist type batterij. Batterijen moeten zoveel mogelijk worden gerecycled.
Intel Desktop Board DX79TO Technical Product Specification AWAS Risiko letupan wujud jika bateri digantikan dengan jenis yang tidak betul. Bateri sepatutnya dikitar semula jika boleh. Pelupusan bateri terpakai mestilah mematuhi peraturan alam sekitar tempatan. OSTRZEŻENIE Istnieje niebezpieczeństwo wybuchu w przypadku zastosowania niewłaściwego typu baterii. Zużyte baterie należy w miarę możliwości utylizować zgodnie z odpowiednimi przepisami ochrony środowiska.
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