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Contents
1 Product Description
1.1 Overview.......................................................................................... 9
1.1.1 Feature Summary .................................................................. 9
1.1.2 Board Layout ....................................................................... 11
1.1.3 Block Diagram ..................................................................... 13
1.2 Legacy Considerations...................................................................... 13
1.3 Online Support................................................................................ 14
1.4 Processor ....................................................................................... 14
1.5 System Memory .............................................................................. 15
1.5.1 Memory Configurations ......................................................... 16
1.6 Intel
®
P55 Express Chipset ............................................................... 18
1.6.1 USB ................................................................................... 18
1.6.2 SATA Interfaces ................................................................... 19
1.7 Real-Time Clock Subsystem .............................................................. 20
1.8 Audio Subsystem............................................................................. 20
1.8.1 Audio Subsystem Software .................................................... 21
1.8.2 Audio Connectors and Headers ............................................... 21
1.8.3 6-Channel (5.1) Audio Subsystem........................................... 21
1.9 LAN Subsystem............................................................................... 22
1.9.1 Intel
®
82578DC Gigabit Ethernet Controller.............................. 22
1.9.2 LAN Subsystem Software....................................................... 23
1.9.3 RJ-45 LAN Connector with Integrated LEDs .............................. 23
1.10 Hardware Management Subsystem .................................................... 24
1.10.1 Hardware Monitoring and Fan Control...................................... 24
1.10.2 Fan Monitoring..................................................................... 24
1.10.3 Chassis Intrusion and Detection.............................................. 24
1.10.4 Thermal Monitoring .............................................................. 25
1.11 Power Management ......................................................................... 26
1.11.1 ACPI................................................................................... 26
1.11.2 Hardware Support ................................................................ 28
1.11.3 ENERGY STAR*, E-Standby, and ErP Compliance ...................... 33
2 Technical Reference
2.1 Memory Resources .......................................................................... 35
2.1.1 Addressable Memory............................................................. 35
2.1.2 Memory Map........................................................................ 37
2.2 Connectors and Headers................................................................... 37
2.2.1 Back Panel Connectors .......................................................... 38
2.2.2 Component-side Connectors and Headers ................................ 39
2.3 Jumper Block .................................................................................. 49
2.4 Mechanical Considerations ................................................................ 51
2.4.1 Form Factor......................................................................... 51
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