vii
Contents
Revision History
Board Identification Information .................................................................. iii
Specification Changes or Clarifications ......................................................... iii
Errata ...................................................................................................... iii
Preface
Intended Audience ..................................................................................... v
What This Document Contains ..................................................................... v
Typographical Conventions ......................................................................... v
1 Product Description
1.1 Overview ......................................................................................... 13
1.1.1 Feature Summary ................................................................. 13
1.1.2 Board Layout ........................................................................ 15
1.1.3 Block Diagram ...................................................................... 17
1.2 Online Support ................................................................................. 18
1.3 Processor ........................................................................................ 18
1.3.1 Graphics Subsystem .............................................................. 19
1.4 System Memory ............................................................................... 21
1.4.1 Memory Configurations .......................................................... 22
1.5 Intel
®
Q77 Express Chipset ................................................................ 24
1.5.1 Direct Media Interface (DMI) .................................................. 24
1.5.2 Display Interfaces ................................................................. 24
1.5.3 USB ..................................................................................... 26
1.5.4 SATA Interfaces .................................................................... 26
1.6 Real-Time Clock Subsystem ............................................................... 28
1.7 Legacy I/O Controller ........................................................................ 28
1.8 Audio Subsystem .............................................................................. 29
1.8.1 Audio Subsystem Software ..................................................... 29
1.8.2 Audio Connectors and Headers ................................................ 30
1.9 LAN Subsystem ................................................................................ 31
1.9.1 Intel
®
82579LM Gigabit Ethernet Controller and Intel
®
82574L
Gigabit Ethernet Controller ..................................................... 31
1.9.2 LAN Subsystem Software ....................................................... 32
1.9.
3 RJ-45 LAN Connectors with Integrated LEDs ............................. 32
1.10 Hardware Management Subsystem ..................................................... 33
1.10.1 Hardware Monitoring ............................................................. 33
1.10.2 Fan Monitoring ...................................................................... 33
1.10.3 Chassis Intrusion and Detection .............................................. 33
1.10.4 Thermal Monitoring ............................................................... 34