Intel® Desktop Board DG41TX
Product Guide
Order Number: E88309-001
Revision History
Revision Revision History Date
-001 First release of the Intel® Desktop Board DG41TX Product Guide February 2010
Disclaimer
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GRANTED BY THIS DOCUMENT. EXCEPT AS PROVIDED IN INTEL’S TERMS AND CONDITIONS OF SALE FOR
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WARRANTIES RELATING TO FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABILITY, OR INFRINGEMENT
OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. Intel products are not intended
for use in medical, life saving, or life sustaining applications. Intel may make changes to specifications and
product descriptions at any time, without notice.
Intel Desktop Board DG41TX 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 and 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 by going to the World Wide Web
site at: http://intel.com/ or by calling 1-800-548-4725.
Intel and the Intel logo are trademarks of Intel Corporation in the U.S. and other countries.
* Other names and brands may be claimed as the property of others.
** The Intel
Copyright © 2010, Intel Corporation. All rights reserved.
®
G41 Express Chipset is a variant derived from the Intel® G43 Express Chipset.
Preface
This Product Guide gives information about board layout, component installation, BIOS
update, and regulatory requirements for Intel
®
Desktop Board DG41TX.
Intended Audience
The Product Guide is intended for technically qualified personnel. It is not intended for
general audiences.
Use Only for Intended Applications
All Intel Desktop Boards are evaluated as Information Technology Equipment (I.T.E.)
for use in personal 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.
Document Organization
The chapters in this Product Guide are arranged as follows:
1 Desktop Board Features: a summary of product features
2 Installing and Replacing Desktop Board Components: instructions on how to install
the Desktop Board and other hardware components
3 Updating the BIOS: instructions on how to update the BIOS
A Error Messages and Indicators: information about BIOS error messages and beep
codes
B Regulatory Compliance: safety standards, regulations, and product certifications
Conventions
The following conventions are used in this manual:
CAUTION
Cautions warn the user about how to prevent damage to hardware or loss of data.
NOTE
Notes call attention to important information.
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Intel Desktop Board DG41TX Product Guide
Terminology
The table below gives descriptions of some common terms used in the product guide.
Term Description
GB Gigabyte (1,073,741,824 bytes)
GHz Gigahertz (one billion hertz)
KB Kilobyte (1024 bytes)
kHz Kilohertz (one thousand hertz)
MB Megabyte (1,048,576 bytes)
Mb Megabit (1,048,576 bits)
MHz Megahertz (one million hertz)
iv
Contents
1 Desktop Board Features
Supported Operating Systems..............................................................................11
Desktop Board Components.................................................................................12
Online Support ..................................................................................................14
Processor..........................................................................................................14
Main Memory.....................................................................................................15
®
Intel
G41 Express Chipset**..............................................................................16
Intel G41 Graphics Subsystem......................................................................16
Intel GMA X4500 Graphics Controller .....................................................16
External PCI Express x16 Graphics.........................................................17
Audio Subsystem ...............................................................................................17
Legacy Input/Output (I/O) Controller....................................................................18
LAN Subsystem .................................................................................................19
Hi-Speed USB 2.0 Support ..................................................................................20
ATA Support......................................................................................................20
PATA Interface ...........................................................................................20
SATA Interfaces .........................................................................................21
Expandability.....................................................................................................21
BIOS................................................................................................................21
ATA Auto Configuration ...............................................................................21
PCI and PCI Express* Auto Configuration.......................................................22
Security Passwords.....................................................................................22
Hardware Management Features ..........................................................................22
Fan Speed, Thermal, and Voltage Monitoring and Control .................................23
Chassis Intrusion........................................................................................23
Power Management Features ...............................................................................23
ACPI.........................................................................................................23
Hardware Support ......................................................................................24
Power Connectors ...............................................................................24
Fan Headers .......................................................................................24
LAN Wake Capabilities..........................................................................24
Instantly Available PC Technology..........................................................25
+5 V Standby Power Indicator...............................................................25
Wake from USB ..................................................................................26
Wake from Serial ................................................................................26
PME# Signal Wake-up Support..............................................................26
WAKE# Signal Wake-up Support ...........................................................27
Wake from PS/2..................................................................................27
Speaker............................................................................................................27
Battery.............................................................................................................27
Real-Time Clock.................................................................................................27
2 Installing and Replacing Desktop Board Components
Before You Begin ...............................................................................................29
Installation Precautions.......................................................................................30
Prevent Power Supply Overload ....................................................................30
Observe Safety and Regulatory Requirements.................................................30
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Intel Desktop Board DG41TX Product Guide
Installing the I/O Shield ......................................................................................31
Installing and Removing the Desktop Board ...........................................................32
Installing and Removing a Processor.....................................................................33
Installing a Processor ..................................................................................33
Installing a Processor Fan Heat Sink..............................................................36
Connecting the Processor Fan Heat Sink Cable................................................36
Removing the Processor ..............................................................................37
Installing and Removing Memory..........................................................................38
Installing DIMMs ........................................................................................39
Removing DIMMs........................................................................................41
Installing and Removing a PCI Express x16 Card ....................................................42
Installing a PCI Express x16 Card .................................................................42
Removing the PCI Express x16 Card..............................................................43
Connecting a PATA (IDE) Cable............................................................................44
Connecting Serial ATA (SATA) Cables....................................................................45
Connecting the Diskette Drive Cable .....................................................................46
Connecting to Internal Headers............................................................................47
Front Panel HD Audio Header .......................................................................48
HD Audio Link Header .................................................................................48
Serial Port Header ......................................................................................49
USB 2.0 Headers ........................................................................................49
Chassis Intrusion Header.............................................................................50
Front Panel Header .....................................................................................50
Alternate Front Panel Power LED Header........................................................50
S/PDIF Header ...........................................................................................51
Connecting to the Audio System...........................................................................51
Connecting Chassis Fan and Power Supply Cables...................................................52
Chassis Fan Cables .....................................................................................52
Power Supply Cables...................................................................................53
Setting the BIOS Configuration Jumper .................................................................54
Clearing Passwords in the BIOS Setup Program......................................................55
Replacing the Battery .........................................................................................56
3 Updating the BIOS
Updating the BIOS with the Intel
Updating the BIOS with the ISO Image BIOS Update File or the Intel® Flash
Memory Update Utility...................................................................................64
Obtaining the BIOS Update File ....................................................................64
Updating the BIOS with the ISO Image BIOS Update File .................................64
Updating the BIOS with the Intel Flash Memory Update Utility...........................65
Recovering the BIOS...................................................................................66
®
Express BIOS Update Utility.................................63
A Error Messages and Indicators
BIOS Beep Codes...............................................................................................67
BIOS Error Messages..........................................................................................68
B Regulatory Compliance
Safety Standards ...............................................................................................69
Battery Caution..........................................................................................69
European Union Declaration of Conformity Statement..............................................70
vi
Contents
Product Ecology Statements ................................................................................71
Recycling Considerations .............................................................................71
China RoHS ...............................................................................................74
EMC Regulations ................................................................................................75
FCC Declaration of Conformity......................................................................75
Canadian Department of Communications Compliance Statement......................76
Japan VCCI Statement ................................................................................76
Korea Class B Statement .............................................................................77
Ensure Electromagnetic Compatibility (EMC) Compliance..................................77
Product Certifications..........................................................................................78
Board-Level Certifications ............................................................................78
Chassis- and Component-Level Certifications..................................................79
ENERGY STAR*, e-Standby, and ErP Compliance ....................................................79
Figures
1. Intel Desktop Board DG41TX Components........................................................12
2. LAN Status LEDs ..........................................................................................19
3. Location of the +5 V Standby Power Indicator ..................................................26
4. Installing the I/O Shield ................................................................................31
5. Intel Desktop Board DG41TX Mounting Screw Hole Locations..............................32
6. Lift the Socket Lever .....................................................................................33
7. Lift the Load Plate.........................................................................................34
8. Remove the Protective Socket Cover ...............................................................34
9. Remove the Processor from the Protective Processor Cover ................................35
10. Install the Processor .....................................................................................35
11. Close the Load Plate .....................................................................................36
12. Connecting the Processor Fan Heat Sink Cable..................................................37
13. Dual-Channel Memory Configuration Example...................................................38
14. Use DDR3 DIMMs .........................................................................................39
15. Installing a DIMM .........................................................................................40
16. Installing a PCI Express x16 Card ...................................................................42
17. Removing a PCI Express x16 Card ..................................................................43
18. Connecting the IDE Cable ..............................................................................44
19. Connecting a Serial ATA Cable........................................................................45
20. Connecting the Diskette Drive Cable................................................................46
21. Internal Headers ..........................................................................................47
22. Back Panel Audio Connectors .........................................................................51
23. Location of the Chassis Fan Headers................................................................52
24. Connecting Power Supply Cables ....................................................................53
25. Location of the BIOS Configuration Jumper Block ..............................................54
26. Removing the Battery ...................................................................................61
27. Intel Desktop Board DG41TX China RoHS Material Self Declaration Table..............74
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Intel Desktop Board DG41TX Product Guide
Tables
1. Feature Summary.......................................................................................... 9
2. Intel Desktop Board DG41TX Components........................................................13
3. Back Panel and Front Panel Audio Jack Retasking Support ..................................18
4. LAN Connector LEDs .....................................................................................19
5. Front Panel Audio Header Signal Names for Intel HD Audio.................................48
6. Front Panel Audio Header Signal Names for AC ’97 Audio ...................................48
7. HD Audio Link Header Signal Names ...............................................................48
8. Serial Port Header Signal Names.....................................................................49
9. USB 2.0 Header Signal Names........................................................................49
10. Chassis Intrusion Header Signal Names ...........................................................50
11. Front Panel Header Signal Names ...................................................................50
12. Alternate Front Panel Power LED Header Signal Names ......................................50
13. S/PDIF Connector Signal Names .....................................................................51
14. Jumper Settings for the BIOS Setup Program Modes..........................................55
15. BIOS Beep Codes .........................................................................................67
16. Front-panel Power LED Blink Codes.................................................................68
17. BIOS Error Messages ....................................................................................68
18. Safety Standards..........................................................................................69
19. EMC Regulations...........................................................................................75
20. Regulatory Compliance Marks.........................................................................78
viii
1 Desktop Board Features
This chapter briefly describes the features of Intel® Desktop Board DG41TX. Table 1
summarizes the major features of the board.
Table 1. Feature Summary
Form Factor
Processor Support for an Intel® processor in the LGA775 package
Main Memory
Chipset • Intel® G41 Express Chipset** consisting of:
Integrated Graphics
External Graphics
Audio Onboard subsystem, featuring:
Expansion
Capabilities
Legacy I/O Support Legacy I/O controller that provides:
microATX (243.84 millimeters [9.60 inches] x 243.84 millimeters
[9.60 inches])
• Two 240-pin, DDR3 SDRAM Dual Inline Memory Module (DIMM)
sockets
• 1333 (over clocked)/1066/800 MHz single or dual channel DDR3
SDRAM interface
• Support for up to 4 GB of main memory
• Intel G41 Express Chipset** Graphics and Memory Controller Hub
(GMCH)
®
• Intel
• Intel G41 Express Chipset** with
• Support for dual independent displays via VGA and DVI-D ports
• One PCI Express* 2.0 x16 connector
• One PCI Express 1.1 x1 connector
• Two PCI* connectors
• Realtek* ALC888VC audio codec
• 8-channel (6 + 2) audio support:
• Intel® High Definition Audio (Intel® HD Audio) interface with
• Onboard 4-pin S/PDIF output header
• Intel HD Audio Link header
• One PCI Express 2.0 x16 connector
• One PCI Express 1.1 x1 connector
• Two PCI connectors
• One serial port via an onboard header
• Two back panel PS/2 ports
82801G I/O Controller Hub (ICH7)
Intel® Graphics Media Accelerator
X4500 (Intel® GMA X4500)
― Independent 6-channel (5.1) back panel audio streams
― 2-channel stereo front panel audio streams via an onboard
header
support for AC ’97 Audio
continued
9
Intel Desktop Board DG41TX Product Guide
Table 1. Feature Summary (continued)
Peripheral
Interfaces
BIOS
Power Management
Hardware
Management
LAN Support Broadcom* NetLink* BCM5788 Gigabit (10/100/1000 Mb/s) Ethernet
• Eight USB 2.0 ports:
― Four ports routed to the back panel
― Four ports routed to two front panel USB headers
• Four Serial ATA (SATA) channels (3.0 Gb/s) via ICH7
• One dual-channel Parallel ATA (PATA) interface
• One flexible diskette interface
• Intel
®
Platform Innovation Framework for EFI
• 16 Mb symmetrical flash memory device
• Support for SMBIOS
• Intel
®
Rapid BIOS Boot
• Intel® Express BIOS Update
• Support for Advanced Configuration and Power Interface (ACPI)
• Suspend to RAM (STR)
• Wake on USB, PCI Express, PCI, LAN, PS/2, front panel, and serial
port
• ENERGY STAR* capable
Hardware monitor with:
• Three fan sensing inputs used to monitor fan activity
• Voltage sensing to detect out of range values
LAN controller
10
Supported Operating Systems
The Desktop Board supports the following operating systems:
• Microsoft Windows* 7 Ultimate
• Microsoft Windows 7 Home Premium
• Microsoft Windows 7 Basic
• Microsoft Windows Vista* Ultimate
• Microsoft Windows Vista Enterprise
• Microsoft Windows Vista Business
• Microsoft Windows Vista Home Premium
• Microsoft Windows Vista Home Basic
• Microsoft Windows Vista Ultimate 64-bit edition
• Microsoft Windows Vista Enterprise 64-bit edition
• Microsoft Windows Vista Business 64-bit edition
• Microsoft Windows Vista Home Premium 64-bit edition
• Microsoft Windows Vista Home Basic 64-bit edition
• Microsoft Windows* XP Media Center Edition 2005
• Microsoft Windows XP Professional
• Microsoft Windows XP Professional x64 Edition
• Microsoft Windows XP Home
Desktop Board Features
11
Intel Desktop Board DG41TX Product Guide
Desktop Board Components
Figure 1 shows the approximate location of the major components on Intel Desktop
Board DG41TX.
12
Figure 1. Intel Desktop Board DG41TX Components
Table 2. Intel Desktop Board DG41TX Components
Label Description
A Front panel audio header
B PCI bus connector
C PCI bus connector
D PCI Express x1 connector
E PCI Express x16 connector
F Speaker
G Back panel connectors
H 12 V processor core voltage connector (2 x 2 pin)
I Rear chassis fan header
J Battery
K Processor socket
L Processor fan header
M DDR3 Channel A DIMM socket
N DDR3 Channel B DIMM socket
O Diskette drive connector
P Parallel ATA (PATA) connector
Q Main power connector (2 x 12 pin)
R Standby power LED
S Serial ATA (SATA) connectors (4)
T Front chassis fan header
U Chassis intrusion header
V BIOS configuration jumper block
W Front panel USB 2.0 headers
X Front panel header
Y Alternate front panel power LED header
Z Serial header
AA Intel HD Audio Link header
BB S/PDIF header
Desktop Board Features
13
Intel Desktop Board DG41TX Product Guide
Online Support
For more information on Intel Desktop Board DG41TX consult the following online
resources:
• Intel Desktop Board DG41TX http://www.intel.com/products/motherboard/DG41TX/in
dex.htm
• Desktop Board support http://www.intel.com/support/motherboards/desktop/D
G41TX
• Available configurations for Intel
Desktop Board DG41TX
• Supported processors http://processormatch.intel.com
• Chipset information http://www.intel.com/products/desktop/chipsets/index.
• BIOS and driver updates http://downloadcenter.intel.com/
• Integration information http://www.intel.com/support/go/buildit
http://www.intel.com/products/motherboard/DG41TX/in
dex.htm
htm
Processor
CAUTION
Failure to use an appropriate power supply and/or not connecting the 12 V (2 x 2 pin)
power connector to the Desktop Board may result in damage to the board, or the
system may not function properly.
Intel Desktop Board DG41TX supports an Intel processor in the LGA775 package.
Processors are not included with the Desktop Board and must be purchased
separately. The processor connects to the Desktop Board through the LGA775 socket.
For instructions on installing or upgrading the processor, refer to page 33.
A list of supported processors for I
http://processormatch.intel.com
n
tel Desktop Board DG41TX, can be found at
.
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