Intel BOXD945GCLL - Socket 775 MicroATX Motherboard Manual page 6

Intel Desktop Board D945GCL Technical Product Specification
2.5 Interrupts ...................................................................................... 44
2.6 PCI Conventional Interrupt Routing Map ............................................. 45
2.7 Connectors and Headers................................................................... 46
2.7.1 Back Panel Connectors .......................................................... 47
2.7.2 Component-side Connectors and Headers ................................ 48
2.8 Jumper Block .................................................................................. 56
2.9 Mechanical Considerations ................................................................ 57
2.9.1 Form Factor......................................................................... 57
2.9.2 I/O Shield ........................................................................... 58
2.10 Electrical Considerations ................................................................... 59
2.10.1 DC Loading.......................................................................... 59
2.10.2 Add-in Board Considerations .................................................. 59
2.10.3 Fan Header Current Capability................................................ 60
2.10.4 Power Supply Considerations ................................................. 60
2.11 Thermal Considerations .................................................................... 61
2.12 Reliability ....................................................................................... 63
2.13 Environmental ................................................................................ 64
3 Overview of BIOS Features
3.1 Introduction ................................................................................... 65
3.2 BIOS Flash Memory Organization ....................................................... 66
3.3 Resource Configuration .................................................................... 66
3.3.1 PCI Autoconfiguration ........................................................... 66
3.3.2 PCI IDE Support................................................................... 66
3.4 System Management BIOS (SMBIOS)................................................. 67
3.5 BIOS Updates ................................................................................. 68
3.5.1 Language Support ................................................................ 68
3.5.2 Custom Splash Screen .......................................................... 68
3.6 Legacy USB Support ........................................................................ 69
3.7 Boot Options................................................................................... 69
3.7.1 CD-ROM Boot ...................................................................... 69
3.7.2 Network Boot....................................................................... 69
3.7.3 Booting Without Attached Devices........................................... 70
3.7.4 Changing the Default Boot Device During POST ........................ 70
3.8 Adjusting Boot Speed....................................................................... 71
3.8.1 Peripheral Selection and Configuration..................................... 71
3.8.2 BIOS Boot Optimizations ....................................................... 71
3.9 BIOS Security 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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