7
2.15.1 ACPI ............................................................................. 44
2.15.2 Hardware Support ................................................................. 46
2.16 Debug Interfaces .............................................................................. 49
3 Technical Reference ............................................................ 50
3.1 Memory Resources ........................................................................... 50
3.1.1 Addressable Memory ............................................................. 50
3.1.2 Memory Map ......................................................................... 52
3.2 Connectors and Headers .................................................................... 52
3.2.1 Back Panel Connectors ........................................................... 53
3.2.2 Connectors and Headers (Top) ................................................ 54
3.2.3 Connectors and Headers (Bottom) ........................................... 56
3.3 I/O Shields ...................................................................................... 70
3.4 Jumper Block ................................................................................... 71
3.5 Mechanical Considerations ................................................................. 73
3.5.1 Form Factor .......................................................................... 73
3.6 Electrical Considerations .................................................................... 75
3.6.1 Power Supply Considerations .................................................. 75
3.6.2 Connecting a System Fan & Fan Header Current Capability ......... 76
3.6.3 PCI Express* Add-in Card Considerations ................................. 76
3.6.4 Connecting to SATA Drive Considerations ................................. 79
3.7 Reliability......................................................................................... 81
3.8 Environmental .................................................................................. 81
4 Overview of BIOS Features ................................................. 82
4.1 Introduction ..................................................................................... 82
4.2 BIOS Flash Memory Organization ........................................................ 83
4.3 System Management BIOS (SMBIOS) ................................................. 84
4.4 Legacy USB Support ......................................................................... 84
4.5 BIOS Updates .................................................................................. 85
4.5.1 Updating the BIOS with the Intel® Express BIOS Update Utility .. 85
4.5.2 Updating the BIOS Using the F7 Function Key ........................... 86
4.5.3 Updating the BIOS with the Intel® Flash Memory Update Utility .. 86
4.5.4 Language Support ................................................................. 87
4.5.5 Custom Splash Screen ........................................................... 87
4.6 BIOS Recovery ................................................................................. 87
4.7 Boot Options .................................................................................... 88
4.7.1 Optical Drive Boot ................................................................. 88
4.7.2 Network Boot ........................................................................ 88
4.7.3 Booting Without Attached Devices ........................................... 89
4.7.4 Changing the Default Boot Device During POST ......................... 89
4.8 Adjusting Boot Speed ........................................................................ 89
4.8.1 Peripheral Selection and Configuration ..................................... 89
4.9 Hard Disk Drive Password Security Feature .......................................... 89
4.10 BIOS Security Features ..................................................................... 90