Intel DH61AGL - Page 8

Intel Desktop Board DH61AGL Technical Product Specification
viii
2 Technical Reference
2.1 Memory Resources ........................................................................... 39
2.1.1 Addressable Memory.............................................................. 39
2.1.2 Memory Map ......................................................................... 41
2.2 Connectors and Headers .................................................................... 41
2.2.1 Back Panel Connectors ........................................................... 42
2.2.2 Connectors and Headers ........................................................ 43
2.3 I/O Shield ........................................................................................ 54
2.4 Jumper Block ................................................................................... 55
2.5 Mechanical Considerations ................................................................. 57
2.5.1 Form Factor .......................................................................... 57
2.5.2 Board 3D View ...................................................................... 59
2.6 Electrical Considerations .................................................................... 60
2.6.1 Power Supply Considerations .................................................. 60
2.6.2 Fan Header Current Capability ................................................ 62
2.7 Thermal Considerations ..................................................................... 62
2.8 Reliability ........................................................................................ 65
2.9 Environmental .................................................................................. 65
3 Overview of BIOS Features
3.1 Introduction ..................................................................................... 67
3.2 BIOS Flash Memory Organization ........................................................ 68
3.3 Resource Configuration ..................................................................... 68
3.3.1 PCI Express Autoconfiguration ................................................ 68
3.4 System Management BIOS (SMBIOS) ................................................. 69
3.5 Legacy USB Support ......................................................................... 69
3.6 BIOS Updates .................................................................................. 70
3.6.1 Language Support ................................................................. 70
3.6.2 Custom Splash Screen ........................................................... 71
3.7 BIOS Recovery ................................................................................. 71
3.8 Boot Options .................................................................................... 72
3.8.1 Optical Drive Boot ................................................................. 72
3.8.2 Network Boot ........................................................................ 72
3.8.3 Booting Without Attached Devices ........................................... 72
3.8.4 Changing the Default Boot Device During POST ......................... 72
3.9 Adjusting Boot Speed ........................................................................ 73
3.9.1 Peripheral Selection and Configuration ..................................... 73
3.9.2 BIOS Boot Optimizations ........................................................ 73
3.10 BIOS Security Features ..................................................................... 74
3.11 BIOS Performance Features ............................................................... 75
4 Error Messages and Beep Codes
4.1 Speaker .......................................................................................... 77
4.2 BIOS Beep Codes ............................................................................. 77
4.3 Front-panel Power LED Blink Codes .....................................................
78
4.4 BIOS Error Messages ........................................................................ 78
4.5 Port 80h Power On Self Test (POST) Codes .......................................... 79