Intel® Desktop Board DP55SB Technical Product Specification September 2009 Order Number: E70714-001US The Intel® Desktop Board DP55SB may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata are documented in the Intel Desktop Board DP55SB Specification Update. Revision History Revision Revision History Date -001 First release of the Intel® Desktop Board DP55SB Technical Product September 2009 Specification This product specification applies to only the standard Intel® Desktop Board DP55SB with BIOS identifier KGIBX10J.86A. Changes to this specification will be published in the Intel Desktop Board DP55SB Specification Update before being incorporated into a revision of this document. INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL® PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. 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Intel desktop boards may contain design defects or errors known as errata, which may cause the product to deviate from published specifications. Current characterized errata are available on request. Contact your local Intel sales office or your distributor to obtain the latest specifications before placing your product order. Copies of documents which have an ordering number and are referenced in this document, or other Intel literature, may be obtained from: Intel Corporation P.O. Box 5937 Denver, CO 80217-9808 or call in North America 1-800-548-4725, Europe 44-0-1793-431-155, France 44-0-1793-421-777, Germany 44-0-1793-421-333, other Countries 708-296-9333. Intel, Core i7, and Core i5 are trademarks of Intel Corporation or its subsidiaries in the United States and other countries. * Other names and brands may be claimed as the property of others. Copyright © 2009, Intel Corporation. All rights reserved. Preface This Technical Product Specification (TPS) specifies the board layout, components, connectors, power and environmental requirements, and the BIOS for the Intel® Desktop Board DP55SB. Intended Audience The TPS is intended to provide detailed, technical information about the Intel Desktop Board DP55SB and its components to the vendors, system integrators, and other engineers and technicians who need this level of information. It is specifically not intended for general audiences. What This Document Contains Chapter Description 1 A description of the hardware used on the Intel Desktop Board DP55SB 2 A map of the resources of the Intel Desktop Board 3 The features supported by the BIOS Setup program 4 A description of the BIOS error messages, beep codes, and POST codes 5 Regulatory compliance and battery disposal information Typographical Conventions This section contains information about the conventions used in this specification. Not all of these symbols and abbreviations appear in all specifications of this type. Notes, Cautions, and Warnings NOTE Notes call attention to important information. CAUTION Cautions are included to help you avoid damaging hardware or losing data. iii Intel Desktop Board DP55SB Technical Product Specification Other Common Notation # Used after a signal name to identify an active-low signal (such as USBP0#) GB Gigabyte (1,073,741,824 bytes) GB/s Gigabytes per second Gb/s Gigabits per second KB Kilobyte (1024 bytes) Kbit Kilobit (1024 bits) kbits/s 1000 bits per second MB Megabyte (1,048,576 bytes) MB/s Megabytes per second Mbit Megabit (1,048,576 bits) Mbits/s Megabits per second xxh An address or data value ending with a lowercase h indicates a hexadecimal value. x.x V Volts. Voltages are DC unless otherwise specified. * This symbol is used to indicate third-party brands and names that are the property of their respective owners. iv 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 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 Discrete SATA Controller .................................................................. 20 1.7.1 eSATA Support .................................................................... 20 1.8 Real-Time Clock Subsystem .............................................................. 20 1.9 Legacy I/O Controller....................................................................... 21 1.9.1 Consumer Infrared (CIR)....................................................... 21 1.10 Audio Subsystem............................................................................. 22 1.10.1 Audio Subsystem Software .................................................... 22 1.10.2 Audio Connectors and Headers ............................................... 22 1.10.3 8-Channel (7.1) Audio Subsystem........................................... 23 1.11 LAN Subsystem............................................................................... 24 ® 1.11.1 Intel 82578DC Gigabit Ethernet Controller.............................. 24 1.11.2 LAN Subsystem Software....................................................... 25 1.11.3 RJ-45 LAN Connector with Integrated LEDs .............................. 25 1.12 Bluetooth* Technology Support ......................................................... 26 1.13 Hardware Management Subsystem .................................................... 26 1.13.1 Hardware Monitoring and Fan Control...................................... 26 1.13.2 Fan Monitoring..................................................................... 27 1.13.3 Chassis Intrusion and Detection.............................................. 27 1.13.4 Thermal Monitoring .............................................................. 28 1.14 Power Management ......................................................................... 29 1.14.1 ACPI................................................................................... 29 1.14.2 Hardware Support ................................................................ 32 1.15 Onboard Power Button ..................................................................... 37 1.15.1 ENERGY STAR* 4.0 and 5.0, E-Standby, and ErP Compliance .................................................................... 38 v Intel Desktop Board DP55SB Technical Product Specification 2 Technical Reference 2.1 Memory Resources .......................................................................... 39 2.1.1 Addressable Memory............................................................. 39 2.1.2 Memory Map........................................................................ 41 2.2 Connectors and Headers................................................................... 41 2.2.1 Back Panel Connectors .........................................................