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Intel D425KT Product Specification - Page 3

Preface, Intended Audience, What This Document Contains, Typographical Conventions - desktop board

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Preface This Technical Product Specification (TPS) specifies the board layout, components, connectors, power and environmental requirements, and the BIOS for the Intel® Desktop Board D425KT and Intel® Desktop Board D425KTW. It describes the standard product and available manufacturing options. Intended Audience The TPS is intended to provide detailed, technical 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 need this level of information. It is specifically not intended for general audiences. What This Document Contains Chapter 1 2 3 4 5 Description A description of the hardware used on the board A map of the resources of the board The features supported by the BIOS Setup program A description of the BIOS error messages, beep codes, and POST codes Regulatory compliance and battery disposal information Typographical Conventions This section contains information about the conventions used in this specification. Not all of these symbols and abbreviations appear in all specifications of this type. Notes, Cautions, and Warnings NOTE Notes call attention to important information. CAUTION Cautions are included to help you avoid damaging hardware or losing data. iii

Section	Page
Intel® Desktop Board D425KT and Intel® Desktop Board D425KTW Technical Product Specification	1
Revision History	2
Preface	3
Contents	5
1 Product Description	9
1.1 Overview	9
1.1.1 Feature Summary	9
1.1.2 Board Layout	11
1.1.3 Block Diagram	13
1.2 Online Support	14
1.3 Processor	14
1.3.1 Intel D425 Graphics Subsystem	15
1.4 System Memory	16
1.5 Intel® NM10 Express Chipset	17
1.5.2 USB	19
1.5.3 SATA Support	19
1.6 Real-Time Clock Subsystem	20
1.7 Legacy I/O Controller	20
1.8 LAN Subsystem	21
1.8.1 LAN Subsystem Drivers	21
1.8.2 RJ-45 LAN Connector with Integrated LEDs	22
1.9 Audio Subsystem	23
1.9.1 Audio Subsystem Software	24
1.9.2 Audio Connectors and Headers	24
1.10 Hardware Management Subsystem	25
1.10.1 Hardware Monitoring	25
1.10.2 Thermal Monitoring	26
1.11 Power Management	27
1.11.1 ACPI	27
1.11.2 Hardware Support	30
2 Technical Reference	33
2.1 Memory Map	33
2.1.1 Addressable Memory	33
2.2 Connectors and Headers	36
2.2.1 Back Panel	37
2.2.2 Component-side Connectors and Headers	39
2.3 BIOS Configuration Jumper Block	49
2.4 Mechanical Considerations	51
2.4.1 Form Factor	51
2.5 Electrical Considerations	52
2.5.1 Fan Header Current Capability	52
2.5.2 Add-in Board Considerations	52
2.6 Thermal Considerations	52
2.6.1 Passive Heatsink Design in a Passive System Environment	54
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 Organization	62
3.3 Resource Configuration	62
3.3.1 PCI* Autoconfiguration	62
3.4 System Management BIOS (SMBIOS)	63
3.5 Legacy USB Support	64
3.6 BIOS Updates	65
3.6.1 BIOS Recovery	65
3.6.2 Custom Splash Screen	66
3.7 Boot Options	66
3.7.1 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
5 Regulatory Compliance and Battery Disposal Information	77
5.1 Regulatory Compliance	77
5.1.1 Safety Standards	77
5.1.2 European Union Declaration of Conformity Statement	78
5.1.3 Product Ecology Statements	79
5.1.4 EMC Regulations	81
5.1.5 ENERGY STAR* 5.0, e-Standby, and ErP Compliance	84
5.1.6 Regulatory Compliance Marks (Board Level)	85