Intel DZ77GA-70K Specification page 9

3.10 BIOS Security Features ..................................................................... 78
3.11 Back to BIOS Button ......................................................................... 79
3.12 BIOS Performance Features ............................................................... 79
4 Error Messages and Beep Codes
4.1 Speaker .......................................................................................... 81
4.2 BIOS Beep Codes ............................................................................. 81
4.3 Front-panel Power LED Blink Codes ..................................................... 82
4.4 BIOS Error Messages ........................................................................ 82
4.5 Port 80h Power On Self Test (POST) Codes .......................................... 83
5 Regulatory Compliance and Battery Disposal Information
5.1 Regulatory Compliance ...................................................................... 89
5.1.1 Safety Standards................................................................... 89
5.1.2 European Union Declaration of Conformity Statement ................ 90
5.1.3 Product Ecology Statements ................................................... 91
5.1.4 EMC Regulations ................................................................... 93
5.1.5 ENERGY STAR* 5.0, e-Standby, and ErP Compliance ................. 96
5.1.6 Regulatory Compliance Marks (Board Level) ............................. 97
5.2 Battery Disposal Information .............................................................. 98
Figures
1. Major Board Components .................................................................. 15
2. Block Diagram .................................................................................. 18
3. DIMM Configuration .......................................................................... 24
4. Back Panel Audio Connectors ............................................................. 31
5. LAN Connectors LED Locations ........................................................... 33
6. Bluetooth/WiFi Module ...................................................................... 34
7. Thermal Sensors and Fan Headers ...................................................... 37
8. Location of the Standby Power LED ..................................................... 44
9. Location of the VR Status LEDs .......................................................... 45
10. Location of Board Status LEDs ............................................................ 46
11. Location of the Onboard Power and Reset Buttons ................................ 48
12. Detailed System Memory Address Map ................................................ 50
13. Back Panel Connectors ...................................................................... 52
14. Component-side Connectors and Headers ............................................ 53
15. Connection Diagram for Front Panel Header ......................................... 60
16. Connection Diagram for Front Panel USB 2.0 Headers ........................... 62
17. Location of the Jumper Block ............................................................. 63
18. Board Dimensions ............................................................................. 65
19. Localized High Temperature Zones ..................................................... 69
Contents
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