Intel D850GB - 2 Technical Reference; 2.1 Introduction

Intel Desktop Board D850GB Technical Product Specification
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2 Technical Reference
2.1 Introduction.................................................................................................................43
2.2 Memory Map ..............................................................................................................43
2.3 I/O Map ......................................................................................................................44
2.4 DMA Channels ...........................................................................................................46
2.5 PCI Configuration Space Map ....................................................................................46
2.6 Interrupts....................................................................................................................47
2.7 PCI Interrupt Routing Map..........................................................................................47
2.8 Connectors.................................................................................................................49
2.8.1 Back Panel Connectors................................................................................50
2.8.2 Internal I/O Connectors................................................................................53
2.8.3 External I/O Connectors...............................................................................65
2.9 Jumper Blocks............................................................................................................69
2.9.1 BIOS Setup Configuration Jumper Block......................................................70
2.9.2 USB Port 2 Routing Jumper Block ...............................................................70
2.10 Mechanical Considerations.........................................................................................71
2.10.1 Form Factor .................................................................................................71
2.10.2 I/O Shield .....................................................................................................72
2.11 Electrical Considerations ............................................................................................73
2.11.1 Power Consumption.....................................................................................73
2.11.2 Add-in Board Considerations........................................................................73
2.11.3 Standby Current Requirements....................................................................74
2.11.4 Fan Connector Current Capability................................................................75
2.11.5 Power Supply Considerations ......................................................................75
2.12 Thermal Considerations..............................................................................................76
2.13 Reliability....................................................................................................................77
2.14 Environmental ............................................................................................................78
2.15 Regulatory Compliance ..............................................................................................79
2.15.1 Safety Regulations.......................................................................................79
2.15.2 EMC Regulations .........................................................................................79
2.15.3 Certification Markings...................................................................................80
3 Overview of BIOS Features
3.1 Introduction.................................................................................................................81
3.2 BIOS Flash Memory Organization..............................................................................82
3.3 Resource Configuration..............................................................................................82
3.3.1 PCI Autoconfiguration ..................................................................................82
3.3.2 PCI IDE Support...........................................................................................82
3.4 System Management BIOS (SMBIOS).......................................................................83
3.5 USB Legacy Support..................................................................................................83
3.6 BIOS Updates ............................................................................................................84
3.6.1 Language Support........................................................................................84
3.6.2 Custom Splash Screen.................................................................................85
3.7 Recovering BIOS Data ...............................................................................................85