Intel DZ77SL-50K Specification page 8

Intel Desktop Board DZ77SL-50K Technical Product Specification
2.4 Mechanical Considerations ................................................................ 57
2.4.1 Form Factor ......................................................................... 57
2.5 Electrical Considerations ................................................................... 58
2.5.1 Power Supply Considerations ................................................. 58
2.5.2 Fan Header Current Capability ................................................ 59
2.5.3 Add-in Board Considerations .................................................. 59
2.6 Thermal Considerations .................................................................... 59
2.7 Reliability ....................................................................................... 62
2.8 Environmental ................................................................................ 62
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 Express Autoconfiguration ................................................ 64
3.4 System Management BIOS (SMBIOS) ................................................. 65
3.5 Legacy USB Support ........................................................................ 65
3.6 BIOS Updates ................................................................................. 66
3.6.1 Language Support ................................................................ 66
3.6.2 Custom Splash Screen .......................................................... 67
3.7 BIOS Recovery ................................................................................ 67
3.8 Boot Options ................................................................................... 68
3.8.1 Optical Drive Boot ................................................................ 68
3.8.2 Network Boot ....................................................................... 68
3.8.3 Booting Without Attached Devices .......................................... 68
3.8.4 Changing the Default Boot Device During POST ........................ 68
3.9 Adjusting Boot Speed ....................................................................... 69
3.9.1 Peripheral Selection and Configuration .................................... 69
3.9.2 BIOS Boot Optimizations ....................................................... 69
3.10 BIOS Security Features .................................................................... 70
3.11 BIOS Performance Features .............................................................. 71
4 Error Messages and Beep Codes
4.1 Speaker ......................................................................................... 73
4.2 BIOS Beep Codes ............................................................................ 73
4.3 Front-panel Power LED Blink Codes .................................................... 74
4.4 BIOS Error Messages ....................................................................... 74
4.5 Port 80h POST Codes ....................................................................... 75
5 Regulatory Compliance and Battery Disposal Information
5.1 Regulatory Compliance ..................................................................... 81
5.1.1 Safety Standards ................................................................. 81
5.1.2 European Union Declaration of Conformity Statement ................ 82
5.1.3 Product Ecology Statements .................................................. 83
5.1.4 China RoHS ......................................................................... 86
5.1.5 EMC Regulations .................................................................. 87
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