Product Specification
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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. 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.
Product Specification
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...Intel® Desktop Board D425KT and Intel® Desktop Board D425KTW with BIOS identifier MWPNT10N.86A Changes to specifications and product descriptions at any features or instructions marked "reserved" or "undefined." The furnishing of the Intel® Desktop Board D425KT and Intel® Desktop Board ...D425KTW Technical Product Specification. Designers must not rely on request. Intel Corporation may make changes to this specification will be obtained ...
...Intel® Desktop Board D425KT and Intel® Desktop Board D425KTW with BIOS identifier MWPNT10N.86A Changes to specifications and product descriptions at any features or instructions marked "reserved" or "undefined." The furnishing of the Intel® Desktop Board D425KT and Intel® Desktop Board ...D425KTW Technical Product Specification. Designers must not rely on request. Intel Corporation may make changes to this specification will be obtained ...
Product Specification
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... POST codes Regulatory compliance and battery disposal information Typographical Conventions This section contains information about the Intel Desktop Board D425KT and Intel Desktop Board D425KTW and its components to the vendors, system integrators, and other engineers and technicians who ... you avoid damaging hardware or losing data. Intended Audience The TPS is specifically not intended for the Intel® Desktop Board D425KT and Intel® Desktop Board D425KTW. Not all specifications of information. iii CAUTION Cautions are included to important information. What This...
... POST codes Regulatory compliance and battery disposal information Typographical Conventions This section contains information about the Intel Desktop Board D425KT and Intel Desktop Board D425KTW and its components to the vendors, system integrators, and other engineers and technicians who ... you avoid damaging hardware or losing data. Intended Audience The TPS is specifically not intended for the Intel® Desktop Board D425KT and Intel® Desktop Board D425KTW. Not all specifications of information. iii CAUTION Cautions are included to important information. What This...
Product Specification
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... (1,048,576 bytes) Megabytes per second Megabit (1,048,576 bits) Megabits per second An address or data value ending with a lowercase h indicates a hexadecimal value. 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...
... (1,048,576 bytes) Megabytes per second Megabit (1,048,576 bits) Megabits per second An address or data value ending with a lowercase h indicates a hexadecimal value. 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...
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 ... Optical Drive Boot 66 3.7.2 Network Boot 66 3.7.3 Booting Without Attached Devices 67 3.7.4 Changing the Default Boot Device During POST 67 3.8 BIOS Security Features 68 4 Board Status and Error Messages 69 4.1 BIOS Beep Codes 69 4.2 Front-panel Power LED Blink Codes 70 4.3 BIOS Error Messages 70 4.4 Port 80h POST Codes 71...
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 ... Optical Drive Boot 66 3.7.2 Network Boot 66 3.7.3 Booting Without Attached Devices 67 3.7.4 Changing the Default Boot Device During POST 67 3.8 BIOS Security Features 68 4 Board Status and Error Messages 69 4.1 BIOS Beep Codes 69 4.2 Front-panel Power LED Blink Codes 70 4.3 BIOS Error Messages 70 4.4 Port 80h POST Codes 71...
Product Specification
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... 69 38. Regulatory Compliance Marks 85 viii Power Connector 45 24. BIOS Configuration Jumper Settings 50 27. Port 80h POST Codes 72 42. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Environmental Specifications 59 32. BIOS Error Messages 70 40. Typical Port 80h POST Sequence 75 43. ENERGY STAR Requirements 84 46. Front...36. Front-panel Power LED Blink Codes 70 39. BIOS Setup Program Menu Bar 62 33. Supervisor and User Password Functions 68 37. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 23.
... 69 38. Regulatory Compliance Marks 85 viii Power Connector 45 24. BIOS Configuration Jumper Settings 50 27. Port 80h POST Codes 72 42. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Environmental Specifications 59 32. BIOS Error Messages 70 40. Typical Port 80h POST Sequence 75 43. ENERGY STAR Requirements 84 46. Front...36. Front-panel Power LED Blink Codes 70 39. BIOS Setup Program Menu Bar 62 33. Supervisor and User Password Functions 68 37. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 23.
Product Specification
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... ports are implemented with a dual port internal header for front panel cabling ― One port is implemented with support for up to 2 GB of Intel Desktop Board D425KT and Intel Desktop Board D425KTW. 1 Product Description 1.1 Overview 1.1.1 Feature Summary Table 1 summarizes the major features of system memory on a single SO-DIMM (4 GB with two SO-DIMMs) Passively...
... ports are implemented with a dual port internal header for front panel cabling ― One port is implemented with support for up to 2 GB of Intel Desktop Board D425KT and Intel Desktop Board D425KTW. 1 Product Description 1.1 Overview 1.1.1 Feature Summary Table 1 summarizes the major features of system memory on a single SO-DIMM (4 GB with two SO-DIMMs) Passively...
Product Specification
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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 • ... detect out of range thermal values • One fan header • One fan sense input used to monitor fan activity • Fan speed control 10 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 • ... detect out of range thermal values • One fan header • One fan sense input used to monitor fan activity • Fan speed control 10 Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification Table 1.
Product Specification
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... Express Chipset U Front Panel Wireless Activity LED Header (D425KTW only) V Front panel USB header (black) D425KTW only - Front panel USB header supports Intel Z-U130 USB Solid-State Drive or compatible device (brown) W PCI conventional bus connector X Chassis fan header Y Front panel audio header 12 Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification Table 2.
... Express Chipset U Front Panel Wireless Activity LED Header (D425KTW only) V Front panel USB header (black) D425KTW only - Front panel USB header supports Intel Z-U130 USB Solid-State Drive or compatible device (brown) W PCI conventional bus connector X Chassis fan header Y Front panel audio header 12 Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification Table 2.
Product Specification
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...://ark.intel.com http://processormatch.intel.com http://www.intel.com/products/desktop/chipsets/index.htm http://downloadcenter.intel.com http://www.intel.com/support/motherboards/desktop/sb/CS025414.htm http://www.intel.com/support/go/buildit 1.3 Processor The board has a passively-cooled, soldered-down Single-Core Intel Atom processor with integrated graphics and integrated memory controller. Intel Desktop Board D425KT and Intel Desktop Board D425KTW...
...://ark.intel.com http://processormatch.intel.com http://www.intel.com/products/desktop/chipsets/index.htm http://downloadcenter.intel.com http://www.intel.com/support/motherboards/desktop/sb/CS025414.htm http://www.intel.com/support/go/buildit 1.3 Processor The board has a passively-cooled, soldered-down Single-Core Intel Atom processor with integrated graphics and integrated memory controller. Intel Desktop Board D425KT and Intel Desktop Board D425KTW...
Product Specification
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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 features: • DDR3 SDRAM SO-DIMMs with SO-DIMMs ... the chipset to be impacted or the SODIMMs may be passively cooled in a properly ventilated chassis. Table 3 lists the supported DIMM configurations. The board is installed, performance and reliability may not function under the determined frequency. Table 3. Chassis venting locations are recommended above the system memory area for...
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 features: • DDR3 SDRAM SO-DIMMs with SO-DIMMs ... the chipset to be impacted or the SODIMMs may be passively cooled in a properly ventilated chassis. Table 3 lists the supported DIMM configurations. The board is installed, performance and reliability may not function under the determined frequency. Table 3. Chassis venting locations are recommended above the system memory area for...
Product Specification
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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 loading BIOS setup defaults. 4. NOTE Support for... the video driver is supported via Extended Display Identification Data (EDID) for LVDS panels supporting EDID protocol. • Manual LVDS panel configuration through Intel Integrator Toolkit or Intel® Integrator Assistant GUIs. 3. Video mode configuration for LVDS displays (D425KTW only) is to set screen brightness for non-EDID panel support....
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 loading BIOS setup defaults. 4. NOTE Support for... the video driver is supported via Extended Display Identification Data (EDID) for LVDS panels supporting EDID protocol. • Manual LVDS panel configuration through Intel Integrator Toolkit or Intel® Integrator Assistant GUIs. 3. Video mode configuration for LVDS displays (D425KTW only) is to set screen brightness for non-EDID panel support....
Product Specification
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... • One parallel port connector with Extended Capabilities Port (ECP) and Enhanced Parallel Port (EPP) support • Serial IRQ interface compatible with an equivalent one. 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.
... • One parallel port connector with Extended Capabilities Port (ECP) and Enhanced Parallel Port (EPP) support • Serial IRQ interface compatible with an equivalent one. 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.
Product Specification
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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). 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 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. Table 4. Figure 3.
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). 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 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. Table 4. Figure 3.
Product Specification
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...connector is designed to power headphones or amplified speakers only. Poor audio quality occurs if passive (non-amplified) speakers are available from Intel's World Wide Web site. page 41 Figure 4. Item A B C Description Line in Line out Mic in and line out ... audio header and S/PDIF audio header The signal names of the board. The component-side audio headers include front panel audio (a 2 x 5-pin header that provides mic in Figure 4. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.9.1 Audio Subsystem Software Audio software and drivers...
...connector is designed to power headphones or amplified speakers only. Poor audio quality occurs if passive (non-amplified) speakers are available from Intel's World Wide Web site. page 41 Figure 4. Item A B C Description Line in Line out Mic in and line out ... audio header and S/PDIF audio header The signal names of the board. The component-side audio headers include front panel audio (a 2 x 5-pin header that provides mic in Figure 4. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.9.1 Audio Subsystem Software Audio software and drivers...
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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... power targets. Total system power is dependent on user preferences and knowledge of the various system and power states. 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... power except for wake-up devices used in and out of low-power states based on the system configuration, including add-in boards and peripherals powered by applications. No power to RAM. Notes: 1. See the ACPI specification for wake-up logic. Context saved...
... power targets. Total system power is dependent on user preferences and knowledge of the various system and power states. 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... power except for wake-up devices used in and out of low-power states based on the system configuration, including add-in boards and peripherals powered by applications. No power to RAM. Notes: 1. See the ACPI specification for wake-up logic. Context saved...
Product Specification
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... closed-loop fan control that provides full ACPI support. 1.11.2.1 Fan Header The function/operation of the computer through a network. 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 capabilities • Instantly Available...
... closed-loop fan control that provides full ACPI support. 1.11.2.1 Fan Header The function/operation of the computer through a network. 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 capabilities • Instantly Available...
Product Specification
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Figure 6. CAUTION If AC power has been switched off . Location of the standby power indicator LED. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.11.2.9 +5 V Standby Power Indicator LED The +5 V standby power indicator LED shows that power is still present even when the ... standby power indicator is still lit, disconnect the power cord before installing or removing any devices connected to do so could damage the board and any attached devices. Failure to the board. Figure 6 shows the location of the Standby Power Indicator LED 32
Figure 6. CAUTION If AC power has been switched off . Location of the standby power indicator LED. Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification 1.11.2.9 +5 V Standby Power Indicator LED The +5 V standby power indicator LED shows that power is still present even when the ... standby power indicator is still lit, disconnect the power cord before installing or removing any devices connected to do so could damage the board and any attached devices. Failure to the board. Figure 6 shows the location of the Standby Power Indicator LED 32
Product Specification
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Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification The amount of installed memory that can be used when there is no overlap of the system memory map. Detailed System Memory Address Map 34 All installed system memory can be used will vary based on add-in cards and BIOS settings. Figure 7. Figure 7 shows a schematic of system addresses.
Intel Desktop Board D425KT and Intel Desktop Board D425KTW Technical Product Specification The amount of installed memory that can be used when there is no overlap of the system memory map. Detailed System Memory Address Map 34 All installed system memory can be used will vary based on add-in cards and BIOS settings. Figure 7. Figure 7 shows a schematic of system addresses.