Intel BLKDX48BT2, BOXDX48BT2, DX48BT2 Technical Product Specification

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Intel® Desktop Board DX48BT2
Technical Product Specification
March 2008
Order Number: E29116-001US
The Intel® Desktop Board DX48BT2 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 DX48BT2 Specification Update.
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Revision History

Revision Revision History Date
-001 First release of the Intel® Desktop Board DX48BT2 Technical Product Specification
This product specification applies to only the standard Intel® Desktop Board DX48BT2 with BIOS identifier BTX3810J.86A.
Changes to this specification will be published in the Intel Desktop Board DX48BT2 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. EXCEPT AS PROVIDED IN INTEL’S TERMS AND CONDITIONS OF SALE FOR SUCH PRODUCTS, INTEL ASSUMES NO LIABILITY WHATSOEVER, AND INTEL DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY, RELATING TO SALE AND/OR USE OF INTEL PRODUCTS INCLUDING LIABILITY OR WARRANTIES RELATING TO FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABILITY, OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. UNLESS OTHERWISE AGREED IN WRITING BY INTEL, THE INTEL PRODUCTS ARE NOT DESIGNED NOR INTENDED FOR ANY APPLICATION IN WHICH THE FAILURE OF THE INTEL PRODUCT COULD CREATE A SITUATION WHERE PERSONAL INJURY OR DEATH MAY OCCUR.
®
All Intel computers (PC) for installation in homes, offices, schools, computer rooms, and similar locations. The suitability of this product for other PC or embedded non-PC applications or other environments, such as medical, industrial, alarm systems, test equipment, etc. may not be supported without further evaluation by Intel.
desktop boards are evaluated as Information Technology Equipment (I.T.E.) for use in personal
March 2008
Intel Corporation may have patents or pending patent applications, trademarks, copyrights, or other intellectual property rights that relate to the presented subject matter. The furnishing of documents and other materials and information does not provide any license, express or implied, by estoppel or otherwise, to any such patents, trademarks, copyrights, or other intellectual property rights.
Intel may make changes to specifications and product descriptions at any time, without notice.
Designers must not rely on the absence or characteristics of any features or instructions marked “reserved” or “undefined.” Intel reserves these for future definition and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future changes to them.
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, Pentium, and Celeron are registered 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 © 2008, Intel Corporation. All rights reserved.
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Preface

This Technical Product Specification (TPS) specifies the board layout, components, connectors, power and environmental requirements, and the BIOS for the
®
Intel
Desktop Board DX48BT2.

Intended Audience

The TPS is intended to provide detailed, technical information about the Intel Desktop Board DX48BT2 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 Desktop Board DX48BT2 2 A map of the resources of the 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.
INTEGRATOR’S NOTES
Integrator’s notes are used to call attention to information that may be useful to system integrators.
CAUTION
Cautions are included to help you avoid damaging hardware or losing data.
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Intel Desktop Board DX48BT2 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/sec Gigabytes per second Gbits/sec Gigabits per second KB Kilobyte (1024 bytes) Kbit Kilobit (1024 bits) kbits/sec 1000 bits per second MB Megabyte (1,048,576 bytes) MB/sec Megabytes per second Mbit Megabit (1,048,576 bits) Mbits/sec 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.
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Contents

1 Product Description
1.1 Overview........................................................................................ 10
1.1.1 Feature Summary ................................................................ 10
1.1.2 Board Layout ....................................................................... 12
1.1.3 Block Diagram ..................................................................... 14
1.2 Legacy Considerations...................................................................... 15
1.3 Online Support................................................................................ 15
1.4 Processor ....................................................................................... 15
1.5 System Memory .............................................................................. 16
1.5.1 Memory Configurations ......................................................... 17
1.6 Intel® X48 Chipset........................................................................... 19
1.6.1 USB ................................................................................... 19
1.6.2 Serial ATA Interfaces ............................................................ 20
1.7 Discrete eSATA/PATA Controller......................................................... 21
1.7.1 External Serial ATA Support................................................... 21
1.7.2 Parallel ATA IDE Controller..................................................... 21
1.8 Real-Time Clock Subsystem .............................................................. 22
1.9 Legacy I/O Controller ....................................................................... 23
1.9.1 Consumer Infrared (CIR)....................................................... 23
1.10 Audio Subsystem............................................................................. 24
1.10.1 Audio Subsystem Software .................................................... 24
1.10.2 Audio Connectors and Headers ............................................... 24
1.10.3 8-Channel (7.1) Audio Subsystem........................................... 25
1.11 LAN Subsystem............................................................................... 26
1.11.1 Ethernet Controller ............................................................... 26
1.11.2 LAN Subsystem Software....................................................... 27
1.11.3 RJ-45 LAN Connector with Integrated LEDs .............................. 27
1.11.4 Alert Standard Format (ASF) Support ...................................... 28
1.12 Hardware Management Subsystem .................................................... 29
1.12.1 Hardware Monitoring and Fan Control...................................... 29
1.12.2 Fan Monitoring..................................................................... 29
1.12.3 Chassis Intrusion and Detection.............................................. 29
1.12.4 Thermal Monitoring .............................................................. 30
1.13 Power Management ......................................................................... 31
1.13.1 ACPI................................................................................... 31
1.13.2 Hardware Support ................................................................ 35
1.14 Onboard Power Button ..................................................................... 39
2 Technical Reference
2.1 Memory Resources .......................................................................... 41
2.1.1 Addressable Memory............................................................. 41
2.1.2 Memory Map........................................................................ 43
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Intel Desktop Board DX48BT2 Technical Product Specification
2.2 Connectors and Headers................................................................... 43
2.2.1 Back Panel Connectors .......................................................... 44
2.2.2 Component-side Connectors and Headers ................................ 45
2.3 Jumper Block .................................................................................. 55
2.4 Mechanical Considerations ................................................................ 56
2.4.1 Form Factor......................................................................... 56
2.5 Electrical Considerations ................................................................... 57
2.5.1 Power Supply Considerations ................................................. 57
2.5.2 Fan Header Current Capability................................................ 58
2.5.3 Add-in Board Considerations .................................................. 58
2.6 Thermal Considerations .................................................................... 58
2.7 Reliability ....................................................................................... 61
2.8 Environmental ................................................................................ 61
3 Overview of BIOS Features
3.1 Introduction ................................................................................... 63
3.2 BIOS Flash Memory Organization ....................................................... 64
3.3 Resource Configuration .................................................................... 64
3.3.1 PCI Autoconfiguration ........................................................... 64
3.3.2 PCI IDE Support................................................................... 65
3.4 System Management BIOS (SMBIOS)................................................. 65
3.5 Legacy USB Support ........................................................................ 66
3.6 BIOS Updates ................................................................................. 67
3.6.1 Language Support ................................................................ 67
3.6.2 Custom Splash Screen .......................................................... 67
3.7 BIOS Recovery................................................................................ 68
3.8 Boot Options................................................................................... 69
3.8.1 CD-ROM Boot ...................................................................... 69
3.8.2 Network Boot....................................................................... 69
3.8.3 Booting Without Attached Devices........................................... 69
3.8.4 Changing the Default Boot Device During POST ........................ 69
3.9 Adjusting Boot Speed....................................................................... 70
3.9.1 Peripheral Selection and Configuration..................................... 70
3.9.2 BIOS Boot Optimizations ....................................................... 70
3.10 BIOS Security Features .................................................................... 71
3.11 BIOS Performance Features .............................................................. 72
4 Error Messages and Beep Codes
4.1 Speaker ......................................................................................... 73
4.2 BIOS Beep Codes ............................................................................ 73
4.3 BIOS Error Messages ....................................................................... 73
4.4 Port 80h POST Codes ....................................................................... 74
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Contents
5 Regulatory Compliance and Battery Disposal Information
5.1 Regulatory Compliance..................................................................... 79
5.1.1 Safety Standards.................................................................. 79
5.1.2 European Union Declaration of Conformity Statement................ 80
5.1.3 Product Ecology Statements................................................... 81
5.1.4 EMC Regulations .................................................................. 85
5.1.5 Product Certification Markings (Board Level)............................. 86
5.2 Battery Disposal Information............................................................. 87
Figures
1. Major Board Components.................................................................. 12
2. Block Diagram ................................................................................ 14
3. Memory Channel and DIMM Configuration........................................... 18
4. Back Panel Audio Connector Options .................................................. 25
5. LAN Connector LED Locations............................................................ 27
6. Thermal Sensors and Fan Headers ..................................................... 30
7. Locations of Indicator LEDs............................................................... 38
8. Location of the Onboard Power Button................................................ 39
9. Detailed System Memory Address Map ............................................... 42
10. Back Panel Connectors ..................................................................... 44
11. Component-side Connectors and Headers ........................................... 45
12. Connection Diagram for Front Panel Header ........................................ 52
13. Connection Diagram for Front Panel USB Headers ................................ 54
14. Connection Diagram for IEEE 1394a Header ........................................ 54
15. Location of the Jumper Block............................................................. 55
16. Board Dimensions ........................................................................... 56
17. Localized High Temperature Zones..................................................... 59
Tables
1. Feature Summary............................................................................ 10
2. Components Shown in Figure 1 ......................................................... 13
3. Supported Memory Configurations ..................................................... 17
4. LAN Connector LED States ................................................................ 27
5. Effects of Pressing the Power Switch .................................................. 32
6. Power States and Targeted System Power........................................... 33
7. Wake-up Devices and Events ............................................................ 34
8. System Memory Map ....................................................................... 43
9. Component-side Connectors and Headers Shown in Figure 11................ 46
10. HD Audio Link Header ...................................................................... 47
11. Front Panel Audio Header ................................................................. 47
12. Serial ATA Connectors ...................................................................... 47
13. Chassis Intrusion Header .................................................................. 48
14. Front and Rear Chassis (3-Pin) Fan Headers ........................................ 48
15. Processor and Rear Chassis 2 (4-Pin) Fan Headers ............................... 48
16. Auxiliary Front Panel Power/Sleep LED Header ..................................... 49
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17. Processor Core Power Connector........................................................ 50
18. Main Power Connector...................................................................... 51
19. Auxiliary PCI Express Graphics Power ................................................. 51
20. Front Panel Header .......................................................................... 52
21. States for a One-Color Power LED ...................................................... 53
22. States for a Two-Color Power LED ...................................................... 53
23. BIOS Setup Configuration Jumper Settings.......................................... 55
24. Recommended Power Supply Current Values ....................................... 57
25. Fan Header Current Capability........................................................... 58
26. Thermal Considerations for Components ............................................. 60
27. Environmental Specifications............................................................. 61
28. BIOS Setup Program Menu Bar .......................................................... 64
29. BIOS Setup Program Function Keys.................................................... 64
30. Acceptable Drives/Media Types for BIOS Recovery ............................... 68
31. Boot Device Menu Options ................................................................ 69
32. Supervisor and User Password Functions............................................. 71
33. Beep Codes .................................................................................... 73
34. BIOS Error Messages ....................................................................... 73
35. Port 80h POST Code Ranges.............................................................. 74
36. Port 80h POST Codes ....................................................................... 75
37. Typical Port 80h POST Sequence........................................................ 78
38. Safety Standards............................................................................. 79
39. Lead-Free Board Markings ................................................................ 84
40. EMC Regulations ............................................................................. 85
41. Product Certification Markings ........................................................... 86
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1 Product Description

What This Chapter Contains
1.1 Overview........................................................................................ 10
1.2 Legacy Considerations...................................................................... 15
1.3 Online Support................................................................................ 15
1.4 Processor ....................................................................................... 15
1.5 System Memory .............................................................................. 16
1.6 Intel® X48 Chipset........................................................................... 19
1.7 Discrete eSATA/PATA Controller......................................................... 21
1.8 Real-Time Clock Subsystem .............................................................. 22
1.9 Legacy I/O Controller ....................................................................... 23
1.10 Audio Subsystem............................................................................. 24
1.11 LAN Subsystem............................................................................... 26
1.12 Hardware Management Subsystem .................................................... 29
1.13 Power Management ......................................................................... 31
1.14 Onboard Power Button ..................................................................... 39
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Intel Desktop Board DX48BT2 Technical Product Specification

1.1 Overview

1.1.1 Feature Summary

Table 1 summarizes the major features of the board.
Table 1. Feature Summary
Form Factor
Processor
Memory
Chipset
Audio Intel® High Definition Audio subsystem Legacy I/O Control Winbond legacy I/O controller for Consumer Infrared (CIR)
Peripheral Interfaces
BIOS
Instantly Available PC Technology
LAN Support
ATX (12.00 inches by 9.60 inches [304.80 millimeters by 243.84 millimeters])
®
Intel
Core™2 Extreme Processor in an LGA775 socket with a 1600 MHz, 1333
MHz, and 1066 MHz system bus
®
Intel
Core™2 Quad Processor in an LGA775 socket with a 1333 MHz and 1066
MHz system bus
®
Intel
Core™2 Duo Processor in an LGA775 socket with a 1333 MHz,
1066 MHz, and 800 MHz system bus
®
Intel
Pentium® Dual Core Processor in an LGA775 socket with a 800 MHz
system bus
Quad-Core Intel
®
Xeon® Processor in an LGA775 socket with a 1066 MHz
system bus
Dual-Core Intel
®
Xeon® Processor in an LGA775 socket with a 1333 MHz and
1066 MHz system bus
Four 240-pin DDR3 SDRAM Dual Inline Memory Module (DIMM) sockets
Support for DDR3 1600 MHz, DDR3 1333 MHz, DDR3 1066 MHz, and DDR3
800 MHz DIMMs
Support for up to 8 GB of system memory
Support for non-ECC memory
®
X48 Chipset, consisting of:
Intel
®
Intel
Intel
82X48 Memory Controller Hub (MCH)
®
82801IR I/O Controller Hub (ICH9R)
Twelve USB 2.0 ports
Six Serial ATA interfaces with RAID support
Two External Serial ATA (eSATA) ports on back panel with RAID support
One Parallel ATA IDE interface with UDMA 33, ATA-66/100 support
Two IEEE 1394a ports
®
Intel
BIOS resident in the SPI Flash device
Support for Advanced Configuration and Power Interface (ACPI), Plug and Play,
and SMBIOS
Support for PCI Local Bus Specification Revision 2.2
Support for PCI Express* Revision 1.0a
Suspend to RAM support
Wake on PCI, front panel, CIR, and USB ports
Gigabit (10/100/1000 Mbits/sec) LAN subsystem using the Intel Gigabit Ethernet Controller
®
82566DC
continued
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Table 1. Feature Summary (continued)
Expansion Capabilities
Hardware Monitor Subsystem
Two PCI* Conventional bus add-in card connectors (SMBus routed to both PCI
Conventional bus add-in card connectors)
Two PCI Express 2.0 x16 bus add-in card connectors
One PCI Express 1.1 electrical x4 (x16 connector) bus add-in card connector
Hardware monitoring and fan control ASIC
Voltage sense to detect out of range power supply voltages
Thermal sense to detect out of range thermal values
Four fan headers using PWM control
Three fan sense inputs used to monitor fan activity
Fan speed control using voltage control (3-pin fan headers front and rear)
Support for Product Environmental Control Interface (PECI)
Product Description
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Intel Desktop Board DX48BT2 Technical Product Specification

1.1.2 Board Layout

Figure 1 shows the location of the major components on board DX48BT2.
Figure 1. Major Board Components
Table 2 lists the components identified in Figure 1.
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Product Description
Table 2. Components Shown in Figure 1
Item/callout from Figure 1 Description
A Rear fan header 2 B PCI Conventional bus add-in card connector 2 C PCI Express x16 (electrical x4) bus add-in card connector D PCI Conventional bus add-in card connector 1 E Secondary PCI Express x16 (electrical x16) bus add-in card connector F Front panel audio header G Primary PCI Express x16 (electrical x16) bus add-in card connector H Rear chassis fan header I Memory Controller Hub (MCH) fan header J Back panel connectors K Processor core power connector (2 X 4) L LGA775 processor socket M Processor fan header N DIMM Channel A sockets [2] O DIMM Channel B sockets [2] P Parallel ATE IDE connector Q Main power connector R Front chassis fan header S Intel 82X48 Memory Controller Hub (MCH) T Chassis intrusion header U Battery V Serial ATA connectors [6] W Front panel USB headers [2] X Speaker Y Intel 82801IR I/O Controller Hub (ICH9R) Z IEEE 1394a front panel header AA BIOS Setup configuration jumper block BB Onboard power button CC Auxiliary front panel power LED header DD Front panel CIR receiver (input) header EE Back panel CIR emitter (output) header FF Front panel header GG High Definition Audio Link header HH Auxiliary PCI Express graphics power connector II S/PDIF connector
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Intel Desktop Board DX48BT2 Technical Product Specification

1.1.3 Block Diagram

Figure 2 is a block diagram of the major functional areas of the board DX48BT2.
Figure 2. Block Diagram
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Product Description

1.2 Legacy Considerations

This board differs from other Intel Desktop Board products, with specific changes including (but not limited to) the following:
No parallel port
No floppy drive connector
No serial port
No PCI Express X1 connector
No PS/2 connectors

1.3 Online Support

To find information about… Visit this World Wide Web site:
Intel® Desktop Board DX48BT2 http://www.intel.com/products/motherboard/DX48BT2/index.htm Desktop Board Support http://support.intel.com/support/motherboards/desktop/DX48BT2 Available configurations for the
Desktop Board DX48BT2 Supported processors http://www.intel.com/go/findcpu Chipset information http://www.intel.com/products/desktop/chipsets/index.htm BIOS and driver updates http://downloadcenter.intel.com/Product_Filter.aspx?ProductID=2912
http://www.intel.com/products/motherboard/DX48BT2/index.htm

1.4 Processor

The board is designed to support the following processors:
Intel Core 2 Extreme Processor in an LGA775 socket with a 1600 MHz, 1333 MHz,
and 1066 MHz system bus
Intel Core 2 Quad Processor in an LGA775 socket with a 1333 MHz and 1066 MHz
system bus
Intel Core 2 Duo Processor in an LGA775 socket with a 1333 MHz, 1066 MHz, and
800 MHz system bus
Intel Pentium Dual Core Processor in an LGA775 socket with a 800 MHz system bus
Quad-Core Intel Xeon Processor in an LGA775 socket with a 1066 MHz system bus
Dual-Core Intel Xeon Processor in an LGA775 socket with a 1333 MHz and
1066 MHz system bus
See the Intel web site listed below for the most up-to-date list of supported processors.
For information about… Refer to:
Supported processors for the board http://support.intel.com/support/motherboards/desktop/dx4
8bt2/sb/CS-028494.htm
and
http://processormatch.intel.com/CompDB/
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