Product Specification
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Intel® Desktop Board D425KT and Intel® Desktop Board D425KTW Technical Product Specification July 2010 Order Number: E98415-001US The Intel® Desktop Board D425KT and Intel® Desktop Board D425KTW 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 D425KT and Intel Desktop Board D425KTW Specification Update.
Intel® Desktop Board D425KT and Intel® Desktop Board D425KTW Technical Product Specification July 2010 Order Number: E98415-001US The Intel® Desktop Board D425KT and Intel® Desktop Board D425KTW 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 D425KT and Intel Desktop Board D425KTW Specification Update.
Product Specification
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... in the United States and other intellectual property rights. Box 5937 Denver, CO 80217-9808 or call in the Intel Desktop Board D425KT and Intel Desktop Board D425KTW Specification Update before placing your product order. Intel Corporation may make changes to any such patents, trademarks, copyrights, or other countries. * Other names and brands may contain...
... in the United States and other intellectual property rights. Box 5937 Denver, CO 80217-9808 or call in the Intel Desktop Board D425KT and Intel Desktop Board D425KTW Specification Update before placing your product order. Intel Corporation may make changes to any such patents, trademarks, copyrights, or other countries. * Other names and brands may contain...
Product Specification
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... Board D425KTW and its components to the vendors, system integrators, and other engineers and technicians who need this specification. Intended Audience The TPS is specifically not intended for the Intel® Desktop Board D425KT and Intel® Desktop Board D425KTW. It is intended to provide detailed, technical information about the conventions used on the board...
... Board D425KTW and its components to the vendors, system integrators, and other engineers and technicians who need this specification. Intended Audience The TPS is specifically not intended for the Intel® Desktop Board D425KT and Intel® Desktop Board D425KTW. It is intended to provide detailed, technical information about the conventions used on the board...
Product Specification
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... An address or data value ending with a lowercase h indicates a hexadecimal value. iv Volts. Voltages are the property of their respective owners. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification Other Common Notation # GB GB/s Gbit KB Kbit kbits/s MB MB/s Mbit Mbit/s xxh x.x V * Used after a signal name to indicate third...
... An address or data value ending with a lowercase h indicates a hexadecimal value. iv Volts. Voltages are the property of their respective owners. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification Other Common Notation # GB GB/s Gbit KB Kbit kbits/s MB MB/s Mbit Mbit/s xxh x.x V * Used after a signal name to indicate third...
Product Specification
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Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 2.7 Power Consumption 57 2.7.1 Minimum Load Configuration 57 2.7.2 Maximum Load Configuration 57 2.8 Reliability 58 2.9 Environmental 59 3 Overview of BIOS Features 61 3.1 Introduction 61 3.2 BIOS Flash Memory ...
Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 2.7 Power Consumption 57 2.7.1 Minimum Load Configuration 57 2.7.2 Maximum Load Configuration 57 2.8 Reliability 58 2.9 Environmental 59 3 Overview of BIOS Features 61 3.1 Introduction 61 3.2 BIOS Flash Memory ...
Product Specification
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.... Port 80h POST Codes 72 42. Power Connector 45 24. Fan Header Current Capability 52 28. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 23. EMC Regulations 81 45. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Environmental Specifications 59 32. Supervisor and User Password Functions 68 37. Regulatory Compliance Marks 85 viii
.... Port 80h POST Codes 72 42. Power Connector 45 24. Fan Header Current Capability 52 28. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 23. EMC Regulations 81 45. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Environmental Specifications 59 32. Supervisor and User Password Functions 68 37. Regulatory Compliance Marks 85 viii
Product Specification
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Intel Desktop Board D425KT and Intel Desktop Board D425KTW 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 Instantly Available • Support for PCI* Local Bus Specification Revision 2.3 PC Technology • Suspend to RAM...
Intel Desktop Board D425KT and Intel Desktop Board D425KTW 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 Instantly Available • Support for PCI* Local Bus Specification Revision 2.3 PC Technology • Suspend to RAM...
Product Specification
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...selection jumper (D425KTW only) E LVDS inverter power connector (D425KTW only) F LVDS panel connector (D425KTW only) G Processor core power connector (2 x 2) H Intel Atom processor I Power connector (2 x 12) J SO-DIMM channel A socket, DIMM 0 K SO-DIMM channel A socket, DIMM 1 L Battery M... Express x1 Mini Card connector (D425KTW only) T Intel NM10 Express Chipset U Front Panel Wireless Activity LED Header (D425KTW only) V Front panel USB header (black) D425KTW only - Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification Table 2.
...selection jumper (D425KTW only) E LVDS inverter power connector (D425KTW only) F LVDS panel connector (D425KTW only) G Processor core power connector (2 x 2) H Intel Atom processor I Power connector (2 x 12) J SO-DIMM channel A socket, DIMM 0 K SO-DIMM channel A socket, DIMM 1 L Battery M... Express x1 Mini Card connector (D425KTW only) T Intel NM10 Express Chipset U Front Panel Wireless Activity LED Header (D425KTW only) V Front panel USB header (black) D425KTW only - Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification Table 2.
Product Specification
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... For information about ... Chassis venting locations are recommended above the processor heatsink area for the Intel Desktop Board D425KT and Intel Desktop Board D425KTW Supported processors Chipset information BIOS and driver updates Tested memory Integration information Visit this...cooled, soldered-down Single-Core Intel Atom processor with integrated graphics and integrated memory controller. NOTE The board is designed to Section 2.2.2.3, page 45 14 Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.2 Online Support To find information...
... For information about ... Chassis venting locations are recommended above the processor heatsink area for the Intel Desktop Board D425KT and Intel Desktop Board D425KTW Supported processors Chipset information BIOS and driver updates Tested memory Integration information Visit this...cooled, soldered-down Single-Core Intel Atom processor with integrated graphics and integrated memory controller. NOTE The board is designed to Section 2.2.2.3, page 45 14 Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.2 Online Support To find information...
Product Specification
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...two rows of SDRAM) and "SS" refers to accurately configure memory settings for maximum heat dissipation effectiveness. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.4 System Memory The board has two 204-pin DDR3 SO-DIMM sockets and supports the following memory ... locations are recommended above the system memory area for optimum performance. NOTE To be fully compliant with all applicable DDR3 SDRAM memory specifications, the board should be populated with gold-plated contacts • Unbuffered, single-sided or double-sided SO-DIMMs • 4...
...two rows of SDRAM) and "SS" refers to accurately configure memory settings for maximum heat dissipation effectiveness. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.4 System Memory The board has two 204-pin DDR3 SO-DIMM sockets and supports the following memory ... locations are recommended above the system memory area for optimum performance. NOTE To be fully compliant with all applicable DDR3 SDRAM memory specifications, the board should be populated with gold-plated contacts • Unbuffered, single-sided or double-sided SO-DIMMs • 4...
Product Specification
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... "Unlocking" of critical settings of the LVDS configuration will be overwritten by loading BIOS setup defaults. 4. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.5.1.4 Configuration Modes For monitors attached to the VGA port, video modes supported by this board are not ... settings (equivalent to the 18-byte Detailed Timings Descriptor structure defined by the VESA EDID specification) for LVDS panels supporting EDID protocol. • Manual LVDS panel configuration through Intel Integrator Toolkit or Intel® Integrator Assistant GUIs. 3.
... "Unlocking" of critical settings of the LVDS configuration will be overwritten by loading BIOS setup defaults. 4. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.5.1.4 Configuration Modes For monitors attached to the VGA port, video modes supported by this board are not ... settings (equivalent to the 18-byte Detailed Timings Descriptor structure defined by the VESA EDID specification) for LVDS panels supporting EDID protocol. • Manual LVDS panel configuration through Intel Integrator Toolkit or Intel® Integrator Assistant GUIs. 3.
Product Specification
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... Parallel Port (EPP) support • Serial IRQ interface compatible with an equivalent one. For information about The location of the battery. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.6 Real-Time Clock Subsystem A coin-cell battery (CR2032) powers the real-time clock and CMOS memory. Replace the battery with serialized...
... Parallel Port (EPP) support • Serial IRQ interface compatible with an equivalent one. For information about The location of the battery. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.6 Real-Time Clock Subsystem A coin-cell battery (CR2032) powers the real-time clock and CMOS memory. Replace the battery with serialized...
Product Specification
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Figure 3. LAN Connector LED Locations Table 4 describes the LED states when the board is powered up and the 10/100 Mbits/s LAN subsystem is operating. LAN Connector LED States LED Color State Activity (A) Green Blinking N/A Off Speed (B) Yellow On Condition LAN activity occurring 10 Mb/s data rate 100 Mb/s data rate 22 Table 4. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.8.2 RJ-45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ-45 LAN connector (shown in Figure 3).
Figure 3. LAN Connector LED Locations Table 4 describes the LED states when the board is powered up and the 10/100 Mbits/s LAN subsystem is operating. LAN Connector LED States LED Color State Activity (A) Green Blinking N/A Off Speed (B) Yellow On Condition LAN activity occurring 10 Mb/s data rate 100 Mb/s data rate 22 Table 4. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.8.2 RJ-45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ-45 LAN connector (shown in Figure 3).
Product Specification
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... Connectors NOTE The back panel audio line out connector is designed to Figure 10, page 39 Section 2.2.2.1. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.9.1 Audio Subsystem Software Audio software and drivers are connected to this output. For information about Obtaining audio ...and line out signals for front panel audio connectors). Poor audio quality occurs if passive (non-amplified) speakers are available from Intel's World Wide Web site. For information about The locations of the front panel audio header and S/PDIF audio header The ...
... Connectors NOTE The back panel audio line out connector is designed to Figure 10, page 39 Section 2.2.2.1. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.9.1 Audio Subsystem Software Audio software and drivers are connected to this output. For information about Obtaining audio ...and line out signals for front panel audio connectors). Poor audio quality occurs if passive (non-amplified) speakers are available from Intel's World Wide Web site. For information about The locations of the front panel audio header and S/PDIF audio header The ...
Product Specification
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...; SMBus interface 25 Product Description 1.10 Hardware Management Subsystem The hardware management features enable the board to be compatible with the Wired for Management (WfM) specification.
...; SMBus interface 25 Product Description 1.10 Hardware Management Subsystem The hardware management features enable the board to be compatible with the Wired for Management (WfM) specification.
Product Specification
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Item A B C Description Chassis fan header Remote thermal sensor Thermal diode, located on the processor die Figure 5. Thermal Sensors and Fan Header 26 Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.10.2 Thermal Monitoring Figure 5 shows the locations of the thermal sensors and fan header.
Item A B C Description Chassis fan header Remote thermal sensor Thermal diode, located on the processor die Figure 5. Thermal Sensors and Fan Header 26 Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.10.2 Thermal Monitoring Figure 5 shows the locations of the thermal sensors and fan header.
Product Specification
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... . Context not saved. no power except for a complete description of how devices are not being used by battery or external source. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.11.1.1 System States and Power States Under ACPI, the operating system directs all system and device power state transitions. Table 7 lists...
... . Context not saved. no power except for a complete description of how devices are not being used by battery or external source. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.11.1.1 System States and Power States Under ACPI, the operating system directs all system and device power state transitions. Table 7 lists...
Product Specification
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... keyboard power button. Wake# signal must fully support ACPI wake events. 29 Product Description 1.11.1.2 Wake-up Devices and Events Table 8 lists the devices or specific events that provides full ACPI support. Wake-up Devices and Events These devices/events can wake the computer from...
... keyboard power button. Wake# signal must fully support ACPI wake events. 29 Product Description 1.11.1.2 Wake-up Devices and Events Table 8 lists the devices or specific events that provides full ACPI support. Wake-up Devices and Events These devices/events can wake the computer from...
Product Specification
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... chassis fan header Refer to a fan tachometer input. • The fan header supports +12 V, 3-wire fans at the Media Independent Interface. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.11.2 Hardware Support The board provides several power management hardware features, including: • Power connector • Fan header • LAN wake...
... chassis fan header Refer to a fan tachometer input. • The fan header supports +12 V, 3-wire fans at the Media Independent Interface. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.11.2 Hardware Support The board provides several power management hardware features, including: • Power connector • Fan header • LAN wake...
Product Specification
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..., the system quickly returns to its last known state. NOTE Wake from USB requires the use of a USB peripheral that also support this specification can participate in power management and can wake the computer from USB and support in boards that supports Wake from the S3 state. Product Description...from PS/2 Devices PS/2 keyboard activity wakes the computer from an ACPI S1 or S3 state. The board supports the PCI Bus Power Management Interface Specification. When signaled by a wake-up Support When the WAKE# signal on the PCI Express bus is asserted, the computer wakes from an ACPI S1...
..., the system quickly returns to its last known state. NOTE Wake from USB requires the use of a USB peripheral that also support this specification can participate in power management and can wake the computer from USB and support in boards that supports Wake from the S3 state. Product Description...from PS/2 Devices PS/2 keyboard activity wakes the computer from an ACPI S1 or S3 state. The board supports the PCI Bus Power Management Interface Specification. When signaled by a wake-up Support When the WAKE# signal on the PCI Express bus is asserted, the computer wakes from an ACPI S1...