Intel DQ77KB

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vii

Contents

Revision History

Board Identification Information .................................................................. 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 (Top) ............................................................... 15

1.1.3 Board Layout (Bottom) .......................................................... 17

1.1.4 Block Diagram ...................................................................... 18

1.2 Online Support ................................................................................. 19

1.3 Processor ........................................................................................ 19

1.3.1 Graphics Subsystem .............................................................. 20

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 ..................................................................................... 29

1.5.4 SATA Interfaces .................................................................... 29

1.6 Real-Time Clock Subsystem ............................................................... 30

1.7 Legacy I/O Controller ........................................................................ 30

1.8 Audio Subsystem .............................................................................. 31

1.8.1 Audio Subsystem Software ..................................................... 31

1.8.2 Audio Connectors and Headers ................................................ 32

1.9 LAN Subsystem ................................................................................ 34

1.9.1 Intel

82579LM Gigabit Ethernet Controller and Intel

82574L

Gigabit Ethernet Controller ..................................................... 34

1.9.2 LAN Subsystem Software ....................................................... 35

1.9.3 RJ-45 LAN Connectors with Integrated LEDs ............................. 35

1.10 Hardware Management Subsystem ..................................................... 36

1.10.1 Hardware Monitoring ............................................................. 36

1.10.2 Fan Monitoring ...................................................................... 36

1.10.3 Chassis Intrusion and Detection .............................................. 36

1.10.4 Thermal Monitoring ............................................................... 37

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