Intel BLKDX48BT2 Technical Product Specification page 6

Intel Desktop Board DX48BT2 Technical Product Specification
2.2 Connectors and Headers................................................................... 43
2.2.1 Back Panel Connectors .......................................................... 44
2.2.2 Component-side Connectors and Headers ................................ 45
2.3 Jumper Block .................................................................................. 55
2.4 Mechanical Considerations ................................................................ 56
2.4.1 Form Factor......................................................................... 56
2.5 Electrical Considerations ................................................................... 57
2.5.1 Power Supply Considerations ................................................. 57
2.5.2 Fan Header Current Capability................................................ 58
2.5.3 Add-in Board Considerations .................................................. 58
2.6 Thermal Considerations .................................................................... 58
2.7 Reliability ....................................................................................... 61
2.8 Environmental ................................................................................ 61
3 Overview of BIOS Features
3.1 Introduction ................................................................................... 63
3.2 BIOS Flash Memory Organization ....................................................... 64
3.3 Resource Configuration .................................................................... 64
3.3.1 PCI Autoconfiguration ........................................................... 64
3.3.2 PCI IDE Support................................................................... 65
3.4 System Management BIOS (SMBIOS)................................................. 65
3.5 Legacy USB Support ........................................................................ 66
3.6 BIOS Updates ................................................................................. 67
3.6.1 Language Support ................................................................ 67
3.6.2 Custom Splash Screen .......................................................... 67
3.7 BIOS Recovery................................................................................ 68
3.8 Boot Options................................................................................... 69
3.8.1 CD-ROM Boot ...................................................................... 69
3.8.2 Network Boot....................................................................... 69
3.8.3 Booting Without Attached Devices........................................... 69
3.8.4 Changing the Default Boot Device During POST ........................ 69
3.9 Adjusting Boot Speed....................................................................... 70
3.9.1 Peripheral Selection and Configuration..................................... 70
3.9.2 BIOS Boot Optimizations ....................................................... 70
3.10 BIOS Security Features .................................................................... 71
3.11 BIOS Performance Features .............................................................. 72
4 Error Messages and Beep Codes
4.1 Speaker ......................................................................................... 73
4.2 BIOS Beep Codes ............................................................................ 73
4.3 BIOS Error Messages ....................................................................... 73
4.4 Port 80h POST Codes ....................................................................... 74
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