Intel® Desktop Board DG31GL Technical Product Specification March 2008 Order Number: E35969-001US The Intel® Desktop Board DG31GL 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 DG31GL Specification Update.
Revision History Revision -001 Revision History First release of the Specification. Intel® Date Desktop Board DG31GL Technical Product March 2008 This product specification applies to only the standard Intel® Desktop Board DG31GL with BIOS identifier GLG3110H.86A. Changes to this specification will be published in the Intel Desktop Board DG31GL Specification Update before being incorporated into a revision of this document. INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL® PRODUCTS.
Preface This Technical Product Specification (TPS) specifies the board layout, components, connectors, power and environmental requirements, and the BIOS for the Intel® Desktop Board DG31GL. It describes the standard product and available manufacturing options. Intended Audience The TPS is intended to provide detailed, technical information about the Desktop Board DG31GL and its components to the vendors, system integrators, and other engineers and technicians who need this level of information.
Intel Desktop Board DG31GL Technical Product Specification Other Common Notation iv # Used after a signal name to identify an active-low signal (such as USBP0#) GB Gigabyte (1,073,741,824 bytes) GB/sec Gigabytes per second Gbit Gigabit (1,073,741,824 bits) KB Kilobyte (1024 bytes) Kbit Kilobit (1024 bits) kbits/sec 1000 bits per second MB Megabyte (1,048,576 bytes) MB/sec Megabytes per second Mbit Megabit (1,048,576 bits) Mbit/sec Megabits per second xxh An address or data value en
Contents 1 Product Description .............................................................. 9 1.1 Overview........................................................................................ 10 1.1.1 Feature Summary ................................................................ 10 1.1.2 Board Layout ....................................................................... 12 1.1.3 Block Diagram ..................................................................... 14 1.2 Legacy Considerations..........
Intel Desktop Board DG31GL Technical Product Specification 2.5 Electrical Considerations ................................................................... 2.5.1 Power Supply Considerations ................................................. 2.5.2 Fan Header Current Capability................................................ 2.5.3 Add-in Board Considerations .................................................. 2.6 Thermal Considerations .................................................................... 2.
Contents Figures Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure Figure 1. Major Board Components............................................................... 2. Block Diagram.............................................................................. 3. Memory Channel and DIMM Configuration ........................................ 4. Back Panel Audio Connector Options................................................ 5. LAN Connector LED Locations .....
Intel Desktop Board DG31GL Technical Product Specification Table Table Table Table Table Table Table Table Table Table Table Table viii 29. 30. 31. 32. 33. 34. 35. 36. 37. 38. 39. 40. Acceptable Drives/Media Types for BIOS Recovery ............................ Boot Device Menu Options............................................................. Supervisor and User Password Functions ......................................... Beep Codes......................................................................
1 Product Description What This Chapter Contains 1.1 Overview........................................................................................ 10 1.2 Legacy Considerations...................................................................... 15 1.3 Online Support................................................................................ 15 1.4 Processor ....................................................................................... 15 1.5 System Memory .................................
Intel Desktop Board DG31GL Technical Product Specification 1.1 Overview 1.1.1 Feature Summary Table 1 summarizes the major features of the Desktop Board DG31GL. Table 1. Feature Summary Form Factor MicroATX (9.60 inches by 8.60 inches [243.84 millimeters by 218.
Product Description Table 1. Feature Summary (continued) Instantly Available PC Technology • Support for PCI* Local Bus Specification Revision 2.
Intel Desktop Board DG31GL Technical Product Specification 1.1.2 Board Layout Figure 1 shows the location of the major components. Figure 1. Major Board Components Table 2 lists the components identified in Figure 1.
Product Description Table 2.
Intel Desktop Board DG31GL Technical Product Specification 1.1.3 Block Diagram Figure 2 is a block diagram of the major functional areas. Figure 2.
Product Description 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 No parallel port No serial port on the back panel The serial port header is located near the memory sockets and may require a specialized chassis or cabling solution to use Online Support To find information about… Visit this World Wide Web site: Intel® Desktop Board DG31GL http://www.intel.
Intel Desktop Board DG31GL Technical Product Specification 1.5 System Memory The board has two DIMM sockets and support the following memory features: • • 1.8 V (only) DDR2 SDRAM DIMMs with gold-plated contacts Unbuffered, single-sided or double-sided DIMMs with the following restriction: Double-sided DIMMS with x16 organization are not supported. • • • • • • • 4 GB maximum total system memory using DDR2 800 or DDR2 667 DIMMs; refer to Section 2.1.
Product Description 1.5.1 Memory Configurations The Intel 82G31 GMCH supports the following types of memory organization: • • • Dual channel (Interleaved) mode. This mode offers the highest throughput for real world applications. Dual channel mode is enabled when the installed memory capacities of both DIMM channels are equal. Technology and device width can vary from one channel to the other but the installed memory capacity for each channel must be equal.
Intel Desktop Board DG31GL Technical Product Specification Figure 3 illustrates the memory channel and DIMM configuration. Figure 3.
Product Description Intel® G31 Express Chipset 1.6 The Intel G31 Express chipset consists of the following devices: • • Intel 82G31 Graphics and Memory Controller Hub (GMCH) with Direct Media Interface (DMI) interconnect Intel 82801GB I/O Controller Hub (ICH7) with DMI interconnect The GMCH component provides interfaces to the CPU, memory, and the DMI interconnect. The component also provides integrated graphics capabilities supporting 3D, 2D, and display capabilities.
Intel Desktop Board DG31GL Technical Product Specification 1.6.1.2 Dynamic Video Memory Technology (DVMT) DVMT enables enhanced graphics and memory performance through highly efficient memory utilization. DVMT ensures the most efficient use of available system memory for maximum 2-D/3-D graphics performance. Up to 256 MB of system memory can be allocated to DVMT on systems that have 512 MB or more of total system memory installed.
Product Description • • ATA-66: DMA protocol on IDE bus supporting host and target throttling and transfer rates of up to 66 MB/sec. ATA-66 protocol is similar to Ultra DMA and is device driver compatible. ATA-100: DMA protocol on IDE bus allows host and target throttling. The ICH7’s ATA-100 logic can achieve read transfer rates up to 100 MB/sec and write transfer rates up to 88 MB/sec.
Intel Desktop Board DG31GL Technical Product Specification 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.
Product Description 1.9 Audio Subsystem The board supports the Intel High Definition audio subsystem based on the Realtek ALC268-GR 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. The back panel audio jacks are capable of retasking according to user’s definition, or can be automatically switched depending on the recognized device type.
Intel Desktop Board DG31GL Technical Product Specification 1.9.3 4-Channel Audio Subsystem The 4-channel audio subsystem includes the following: • • • • Intel 82801GB I/O Controller Hub (ICH7) Realtek ALC268-GR audio codec Microphone input that supports a single dynamic, condenser, or electret microphone S/PDIF connector on board (see Figure 1 on page 12 for location) The back panel audio connectors are configurable through the audio device drivers.
Product Description 1.
Intel Desktop Board DG31GL Technical Product Specification 1.10.3 RJ-45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ-45 LAN connector (shown in Figure 5 below). Item Description A Link LED (Green) B Data Rate LED (Green/Yellow) Figure 5. LAN Connector LED Locations Table 5 describes the LED states when the board is powered up and the LAN subsystem is operating. Table 5.
Product Description 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 1.11.
Intel Desktop Board DG31GL Technical Product Specification 1.11.3 Thermal Monitoring Figure 6 shows the locations of the thermal sensors and fan headers. Item Description A Rear chassis fan B Thermal diode, located on processor die C Processor fan D Remote thermal sensor Figure 6. Thermal Sensors and Fan Headers NOTE The minimum thermal reporting threshold for the GMCH is 66 °C. The GMCH thermal sensor will report 66 °C until the temperature rises above this point.
Product Description 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 ⎯ Power Management Event signal (PME#) wake-up support ⎯ +5V standby power indicator LED 1.12.
Intel Desktop Board DG31GL Technical Product Specification 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.
Product Description 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. Wake-up Devices and Events These devices/events can wake up the computer… …from this state LAN S1, S3, S4, S5 (Note) PME# signal S1, S3, S4, S5 (Note) Power switch S1, S3, S4, S5 RTC alarm S1, S3, S4, S5 Serial port S1, S3 PS/2 S1, S3 USB S1, S3 Note: For LAN and PME# signal, S5 is disabled by default in the BIOS Setup program.
Intel Desktop Board DG31GL Technical Product Specification 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.
Product Description 1.12.2.2 Fan Headers The function/operation of the fan headers is as follows: • • • • The fans are on when the board is in the S0 state. The fans are off when the board is off or in the S3, S4, or S5 state. The processor fan header is wired to a fan tachometer input and the rear fan header uses the tachometer input of the hardware monitoring and fan control device. All fan headers support closed-loop fan control that can adjust the fan speed or switch the fan on or off as needed.
Intel Desktop Board DG31GL Technical Product Specification 1.12.2.4 Instantly Available PC Technology CAUTION For Instantly Available PC technology, the +5 V standby line from 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.
Product Description 1.12.2.7 +5 V Standby Power Indicator LED The +5 V standby power indicator LED shows that power is still present even when the computer appears to be off. Figure 7 shows the location of the standby power indicator LED. CAUTION If AC power has been switched off and the standby power indicator is still lit, disconnect the power cord before installing or removing any devices connected to the board. Failure to do so could damage the board and any attached devices. Figure 7.
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2 Technical Reference What This Chapter Contains 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.1 2.1.1 Memory Map................................................................................... 37 Connectors and Headers................................................................... 40 Jumper Block .................................................................................. 50 Mechanical Considerations ................................................................ 51 Electrical Considerations ........
Intel Desktop Board DG31GL Technical Product Specification The amount of installed memory that can be used will vary based on add-in cards and BIOS settings. Figure 8 shows a schematic of the system memory map. All installed system memory can be used when there is no overlap of system addresses. Figure 8.
Technical Reference Table 9 lists the system memory map. Table 9. System Memory Map Address Range (decimal) Address Range (hex) Size Description 1024 K - 4194304 K 100000 - FFFFFFFF 4095 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 PCI Conventional bus). Dependent on video adapter used.
Intel Desktop Board DG31GL Technical Product Specification 2.2 Connectors and Headers CAUTION Only the following connectors and headers have overcurrent protection: Back panel and front panel USB and PS/2. The other internal connectors/headers are not overcurrent protected and should connect only to devices inside the computer’s chassis, such as fans and internal peripherals. Do not use these connectors/headers to power devices external to the computer’s chassis.
Technical Reference 2.2.1 Back Panel Connectors Figure 9 shows the location of the back panel connectors. Item Description A PS/2 mouse port B PS/2 keyboard port C VGA output D USB ports [4] E LAN F Audio line in G Mic in H Audio line out Figure 9. Back Panel 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.
Intel Desktop Board DG31GL Technical Product Specification 2.2.2 Component-side Connectors and Headers Figure 10 shows the locations of the component-side connectors and headers. Figure 10.
Technical Reference Table 10 lists the component-side connectors and headers identified in Figure 10. Table 10.
Intel Desktop Board DG31GL Technical Product Specification 2.2.2.1 Signal Tables for the Connectors and Headers Table 11. Front Panel Audio Header Pin Signal Name Pin Signal Name 1 Port1L (MIC) 2 Ground 3 Port1R (MIC) 4 PRESENCE# (Dongle present) 5 Port2R (Line) 6 MIC jack detect 7 SENSE_SEND (Jack detection) 8 Key (no pin) 9 Port2L (Line) 10 Line jack detect Table 12.
Technical Reference Table 15. Rear Chassis (3-Pin) Fan Header Pin Signal Name 1 Control 2 +12 V 3 Tach Table 16. Processor (4-Pin) Fan Header Pin Signal Name 1 Ground 2 +12 V 3 FAN_TACH 4 FAN_CONTROL 2.2.2.2 Add-in Card Connectors The board has two PCI Conventional bus add-in card connectors. PCI Conventional bus add-in cards with SMBus support can access sensor data and other information residing on the board.
Intel Desktop Board DG31GL Technical Product Specification 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.
Technical Reference 2.2.2.4 Front Panel Header This section describes the functions of the front panel header. Table 19 lists the signal names of the front panel header. Figure 11 is a connection diagram for the front panel header. Table 19.
Intel Desktop Board DG31GL Technical Product Specification 2.2.2.4.1 Hard Drive Activity LED Header Pins 1 and 3 can be connected to an LED to provide a visual indicator that data is being read from or written to a hard drive. Proper LED function requires one of the following: • • A Serial ATA hard drive connected to an onboard Serial ATA connector A Parallel ATA IDE hard drive connected to an onboard Parallel ATA IDE connector 2.2.2.4.
Technical Reference 2.2.2.5 Front Panel USB Headers Figure 12 is a connection diagram for the front panel USB headers. # INTEGRATOR’S NOTES • • The +5 V DC power on the USB headers is fused. Use only a front panel USB connector that conforms to the USB 2.0 specification for high-speed USB devices. Figure 12.
Intel Desktop Board DG31GL Technical Product Specification 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 13 shows the location of the jumper block. The jumper determines the BIOS Setup program’s mode. Table 22 lists the jumper settings for the three modes: normal, configure, and recovery.
Technical Reference 2.4 2.4.1 Mechanical Considerations Form Factor The board is designed to fit into an ATX-form-factor chassis. Figure 14 illustrates the mechanical form factor for the board. Dimensions are given in inches [millimeters]. The outer dimensions are 8.60 inches by 9.60 inches [218.44 millimeters by 243.84 millimeters]. The locations of the I/O connectors and mounting holes are in compliance with the ATX specification. Figure 14.
Intel Desktop Board DG31GL 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 2.5.3 Add-in Board Considerations The board is designed to provide 2 A (average) of +5 V current for each add-in board. The total +5 V current draw for add-in boards for a fully loaded board (both expansion slots filled) must not exceed 8 A. 2.6 Thermal Considerations CAUTION A chassis with a maximum internal ambient temperature of 38 oC at the processor fan inlet is a requirement.
Intel Desktop Board DG31GL Technical Product Specification Figure 15 shows the locations of the localized high temperature zones. Item Description A Processor voltage regulator area B Processor C Intel 82G31 GMCH D Intel 82801GB ICH7 Figure 15. Localized High Temperature Zones Table 25 provides maximum case temperatures for the board components that are sensitive to thermal changes. The operating temperature, current load, or operating frequency could affect case temperatures.
Technical Reference 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 Bellcore Reliability Prediction Procedure, TR-NWT-000332, Issue 4, September 1991. 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 Desktop Board DG31GL MTBF is 183,630 hours. 2.
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3 Overview of BIOS Features What This Chapter Contains 3.1 Introduction ................................................................................... 3.2 BIOS Flash Memory Organization ....................................................... 3.3 Resource Configuration .................................................................... 3.4 System Management BIOS (SMBIOS)................................................. 3.5 Legacy USB Support ...........................................................
Intel Desktop Board DG31GL Technical Product Specification Table 27 lists the BIOS Setup program menu features. Table 27.
Overview of BIOS Features 3.3.2 PCI IDE Support If you select Auto in the BIOS Setup program, the BIOS automatically sets up the PCI IDE connector with independent I/O channel support. The IDE interface supports hard drives up to ATA-66/100 and recognizes any ATAPI compliant devices, including CD-ROM drives, tape drives, and Ultra DMA drives. The BIOS determines the capabilities of each drive and configures them to optimize capacity and performance.
Intel Desktop Board DG31GL Technical Product Specification 3.5 Legacy USB Support Legacy USB support enables USB devices to be used even when the operating system’s USB drivers are not yet available. Legacy USB support is used to access the BIOS Setup program, and to install an operating system that supports USB. By default, Legacy USB support is set to Enabled. Legacy USB support operates as follows: 1. When you apply power to the computer, legacy support is disabled. 2. POST begins. 3.
Overview of BIOS Features 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. Using this utility, the BIOS can be updated from a file on a hard disk, a USB drive (a flash drive or a USB hard drive), or a CD-ROM, or from the file location on the Web.
Intel Desktop Board DG31GL Technical Product Specification 3.7 BIOS Recovery It is unlikely that anything will interrupt a BIOS update; however, if an interruption occurs, the BIOS could be damaged. Table 29 lists the drives and media types that can and cannot be used for BIOS recovery. The BIOS recovery media does not need to be made bootable. Table 29.
Overview of BIOS Features 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, CD-ROM, or the network. The default setting is for the diskette drive to be the first boot device, the hard drive second, and the ATAPI CD-ROM third. If enabled, the last default boot device is the network. 3.8.1 CD-ROM Boot Booting from CD-ROM is supported in compliance to the El Torito bootable CD-ROM format specification.
Intel Desktop Board DG31GL Technical Product Specification 3.9 Adjusting Boot Speed These factors affect system boot speed: • • 3.9.1 Selecting and configuring peripherals properly Optimized BIOS boot parameters Peripheral Selection and Configuration The following techniques help improve system boot speed: • • • • 3.9.2 Choose a hard drive with parameters, such as “power-up to data ready” of less than eight seconds, that minimize hard drive startup delays.
Overview of BIOS Features 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.
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4 Error Messages and Beep Codes What This Chapter Contains 4.1 4.2 4.3 4.4 4.1 Speaker ......................................................................................... 67 BIOS Beep Codes ............................................................................ 67 BIOS Error Messages ....................................................................... 67 Port 80h POST Codes .......................................................................
Intel Desktop Board DG31GL Technical Product Specification 4.4 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.
Error Messages and Beep Codes Table 35.
Intel Desktop Board DG31GL Technical Product Specification Table 35.
Error Messages and Beep Codes Table 35.
Intel Desktop Board DG31GL Technical Product Specification Table 36.
5 Regulatory Compliance and Battery Disposal Information What This Chapter Contains 5.1 Regulatory Compliance..................................................................... 73 5.2 Battery Disposal Information............................................................. 81 5.1 Regulatory Compliance This section contains the following regulatory compliance information for Desktop Board DG31GL: • • • • • 5.1.
Intel Desktop Board DG31GL 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 DG31GL 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) and 2006/95/EC (Low Voltage Directive).
Regulatory Compliance and Battery Disposal Information Español Este producto cumple con las normas del Directivo Europeo 2004/108/EC & 2006/95/EC. Slovensky Tento produkt je v súlade s ustanoveniami európskych direktív 2004/108/EC a 2006/95/EC. Slovenščina Izdelek je skladen z določbami evropskih direktiv 2004/108/EC in 2006/95/EC. Svenska Denna produkt har tillverkats i enlighet med EG-direktiv 2004/108/EC & 2006/95/EC. Türkçe Bu ürün, Avrupa Birliği’nin 2004/108/EC ve 2006/95/EC yönergelerine uyar. 5.1.
Intel Desktop Board DG31GL 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 DG31GL Technical Product Specification Table 38. Lead-Free Board Markings Description Mark nd Lead-Free 2 Level Interconnect: This symbol is used to identify electrical and electronic assemblies and components in which the lead (Pb) concentration level in the desktop board substrate and the solder connections from the board to the components (second-level interconnect) is not greater than 0.1% by weight (1000 ppm).
Regulatory Compliance and Battery Disposal Information 5.1.4 EMC Regulations Desktop Board DG31GL complies with the EMC regulations stated in Table 39 when correctly installed in a compatible host system. Table 39. EMC Regulations Regulation Title FCC 47 CFR Part 15, Subpart B Title 47 of the Code of Federal Regulations, Part15, Subpart B, Radio Frequency Devices. (USA) ICES-003 Issue 4 (Class B) Interference-Causing Equipment Standard, Digital Apparatus.
Intel Desktop Board DG31GL Technical Product Specification Korean Class B statement translation: this is household equipment that is certified to comply with EMC requirements. You may use this equipment in residential environments and other non-residential environments. 5.1.5 Product Certification Markings (Board Level) Desktop Board DG31GL has the product certification markings shown in Table 40: Table 40. Product Certification Markings Description Mark UL joint US/Canada Recognized Component mark.
Regulatory Compliance and Battery Disposal Information 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. PRECAUTION 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.
Intel Desktop Board DG31GL Technical Product Specification 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.
Regulatory Compliance and Battery Disposal Information 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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