Intel DH55HC User Manual

v
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...................................................................... 14
1.3 Online Support................................................................................ 14
1.4 Processor ....................................................................................... 14
1.5 Intel
®
H55 Express Chipset ............................................................... 15
1.6 System Memory .............................................................................. 15
1.6.1 Memory Configurations ......................................................... 16
1.7 Graphics Subsystem ........................................................................ 18
1.7.1 Integrated Graphics.............................................................. 18
1.7.2 PCI Express x16 Graphics ...................................................... 19
1.8 USB............................................................................................... 19
1.9 SATA Interfaces .............................................................................. 20
1.10 Legacy I/O Controller....................................................................... 20
1.10.1 Serial Port........................................................................... 20
1.10.2 Parallel Port......................................................................... 21
1.11 Audio Subsystem............................................................................. 21
1.11.1 Audio Subsystem Software .................................................... 21
1.11.2 Audio Connectors and Headers ............................................... 21
1.12 LAN Subsystem............................................................................... 23
1.12.1 Intel
®
82578DC Gigabit Ethernet Controller.............................. 23
1.12.2 LAN Subsystem Software....................................................... 23
1.12.3 RJ-45 LAN Connector with Integrated LEDs .............................. 24
1.13 Real-Time Clock Subsystem .............................................................. 25
1.14 Hardware Management Subsystem .................................................... 25
1.14.1 Hardware Monitoring and Fan Control...................................... 25
1.14.2 Fan Monitoring..................................................................... 25
1.14.3 Chassis Intrusion and Detection.............................................. 26
1.14.4 Thermal Monitoring .............................................................. 26
1.15 Power Management ......................................................................... 27
1.15.1 ACPI................................................................................... 27
1.15.2 Hardware Support ................................................................ 30
1.15.3 ENERGY STAR* 5.0, e-Standby, and ErP Compliance ................. 34
2 Technical Reference
2.1 Memory Resources .......................................................................... 35
2.1.1 Addressable Memory............................................................. 35
2.1.2 Memory Map........................................................................ 37

Intel DH55HC Specifications

General

Form Factor	MicroATX
Socket	LGA 1156
Memory Type	DDR3
Memory Slots	4
Max Memory	16 GB
PCI Express x16	1
PCIe 2.0 x1 Slots	2
PCI Slots	1
VGA	1
DVI-D	1
HDMI	1
Audio Codec	Realtek ALC888S
Chipset	Intel H55 Express
Memory Standard	DDR3 1333/1066
SATA Ports	6
USB Ports	12 x USB 2.0
Audio	Realtek ALC888S
LAN	Intel 82578DC Gigabit Ethernet Controller