Intel Desktop Board DX79SR Technical Product Specification
viii
1.13Power Management ......................................................................... 32
1.13.1 ACPI
................................................................................... 32
1.13.2 Hardware Support
................................................................ 35
1.14Board Status LEDs ........................................................................... 39
1.15Onboard Power and
Reset Buttons ..................................................... 41
2 Technical Reference
2.1 Memory Resources
.......................................................................... 43
2.1.1 Addre
ssable Memory ............................................................. 43
2.1.2 Memo
ry Map ........................................................................ 45
2.2 Connect
ors and Headers ................................................................... 45
2.2.1 Back Panel
Connectors .......................................................... 46
2.2.2 Component-side Connectors
and Headers ................................ 48
2.3 Jumper Block
.................................................................................. 58
2.4 Mechanical Considerations
................................................................ 60
2.4.1 Form
Factor ......................................................................... 60
2.5 Electr
ical Considerations ................................................................... 61
2.5.1 Power Supply Considerations
................................................. 61
2.5.2 Fan Header Curren
t Capability ................................................ 62
2.5.3 Add-in Board Considerations
.................................................. 62
2.6 Thermal Considerations
.................................................................... 63
2.7 Reliability ....................................................................................... 65
2.8 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 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 Networ
k 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
3.10BIOS Security Features .................................................................... 74
3.11BIOS Performance Features
.............................................................. 75
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