Intel Desktop Board DB75EN Technical Product Specification
viii
1.11.4
Intel
®
Anti-Theft Technology
...................................................
32
1.11.5
Intel
®
Management Engine (Intel
®
ME) Software and Drivers
......
33
1.12
Power Management
..........................................................................
34
1.12.1
ACPI
....................................................................................
34
1.12.2
Hardware Support
.................................................................
36
2
Technical Reference
2.1
Memory Resources
...........................................................................
41
2.1.1
Addressable Memory
..............................................................
41
2.1.2
Memory Map
.........................................................................
43
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
Intel
®
Management Engine BIOS Extension (Intel
®
MEBX) Reset Header . 56
2.5
Mechanical Considerations
.................................................................
57
2.5.1
Form Factor
..........................................................................
57
2.6
Electrical Considerations
....................................................................
58
2.6.1
Power Supply Considerations
..................................................
58
2.6.2
Power Supervisor
..................................................................
59
2.6.3
Fan Header Current Capability
................................................
59
2.6.4
Add-in Board Considerations
...................................................
59
2.7
Thermal Considerations
.....................................................................
59
2.8
Reliability
........................................................................................
62
2.9
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