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Intel D2500HN Technical Product Specification for Intel Desktop Board D2500HN - Page 77

Table 37., Typical Port 80h POST Sequence - video drivers

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Board Status and Error Messages Table 37. Typical Port 80h POST Sequence POST Code Description 24 Detecting presence of memory DIMMs 27 Configuring memory 28 Testing memory 33 Loading recovery capsule E4 Entered DXE phase 50 Enumerating PCI buses 51 Allocating resourced to PCI bus 92 Detecting the presence of the keyboard 90 Resetting keyboard 94 Clearing keyboard input buffer 95 Keyboard Self Test EB Calling Video BIOS 58 Resetting USB bus 5A Resetting PATA/SATA bus and all devices 92 Detecting the presence of the keyboard 90 Resetting keyboard 94 Clearing keyboard input buffer 5A Resetting PATA/SATA bus and all devices 28 Testing memory 90 Resetting keyboard 94 Clearing keyboard input buffer E7 Waiting for user input 00 Ready to boot A3 Legacy USB driver disconnect 77

Section	Page
Intel® Desktop Board D2500HN Technical Product Specification	1
Revision History	2
Board Identification Information	3
Errata	3
Preface	5
Intended Audience	5
What This Document Contains	5
Typographical Conventions	5
Contents	7
1 Product Description	11
1.1 Overview	11
1.1.1 Feature Summary	11
1.1.2 Board Layout	13
1.1.3 Block Diagram	15
1.2 Online Support	16
1.3 Processor	16
1.3.1 Intel® D2500 Graphics Subsystem	17
1.4 System Memory	18
1.5 Intel® NM10 Express Chipset	20
1.5.2 USB	21
1.5.3 SATA Support	21
1.6 Real-Time Clock Subsystem	22
1.7 Legacy I/O Controller	22
1.8 LAN Subsystem	23
1.8.1 LAN Subsystem Drivers	23
1.8.2 RJ-45 LAN Connector with Integrated LEDs	24
1.9 Audio Subsystem	25
1.9.1 Audio Subsystem Software	26
1.9.2 Audio Connectors and Headers	26
1.10 Hardware Management Subsystem	27
1.10.1 Hardware Monitoring	27
1.10.2 Thermal Monitoring	28
1.11 Power Management	29
1.11.1 ACPI	29
1.11.2 Hardware Support	32
2 Technical Reference	35
2.1 Memory Map	35
2.1.1 Addressable Memory	35
2.2 Connectors and Headers	38
2.2.1 Back Panel	39
2.2.2 Component-side Connectors and Headers	41
2.3 BIOS Configuration Jumper Block	50
2.4 Mechanical Considerations	52
2.4.1 Form Factor	52
2.5 Electrical Considerations	53
2.5.1 Fan Header Current Capability	53
2.5.2 Add-in Board Considerations	53
2.6 Thermal Considerations	53
2.6.1 Passive Heatsink Design in a Passive System Environment	55
2.7 Power Consumption	58
2.7.1 Minimum Load Configuration	58
2.7.2 Maximum Load Configuration	58
2.8 Reliability	59
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 Adjusting Boot Speed	67
3.8.1 Peripheral Selection and Configuration	67
3.8.2 BIOS Boot Optimizations	68
3.9 BIOS Security Features	69
4 Board Status and Error Messages	71
4.1 BIOS Beep Codes	71
4.2 Front-panel Power LED Blink Codes	72
4.3 BIOS Error Messages	72
4.4 Port 80h POST Codes	73
5 Regulatory Compliance and Battery Disposal Information	79
5.1 Regulatory Compliance	79
5.1.1 Safety Standards	79
5.1.2 European Union Declaration of Conformity Statement	80
5.1.3 Product Ecology Statements	81
5.1.4 EMC Regulations	83
5.1.5 ENERGY STAR* 5.0, e-Standby, and ErP Compliance	86
5.1.6 Regulatory Compliance Marks (Board Level)	87