Intel Desktop Board DH77KC Technical Product Specification
viii
2.4
Mechanical Considerations
................................................................
60
2.4.1
Form Factor
.........................................................................
60
2.5
Electrical Considerations
...................................................................
61
2.5.1
Power Supply Considerations
.................................................
61
2.5.2
Fan Header Current Capability
................................................
62
2.5.3
Add-in Board Considerations
..................................................
62
2.6
Thermal Considerations
....................................................................
62
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 Express 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
Network 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
3.10 BIOS Security Features
....................................................................
74
3.11 BIOS Performance Features
..............................................................
75
4
Error Messages and Beep Codes
4.1 Speaker
.........................................................................................
77
4.2
BIOS Beep Codes
............................................................................
77
4.3
Front-panel Power LED Blink Codes
....................................................
77
4.4
BIOS Error Messages
.......................................................................
78
4.5
Port 80h Power On Self Test (POST) Codes
.........................................
79
5
Regulatory Compliance and Battery Disposal Information
5.1
Regulatory Compliance
.....................................................................
85
5.1.1
Safety Standards
.................................................................
85
5.1.2
European Union Declaration of Conformity Statement
................
86
5.1.3
Product Ecology Statements
..................................................
87
5.1.4
China RoHS
.........................................................................
90
5.1.5
EMC Regulations
..................................................................
91