Product Specification
Page 5
... 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 17 1.6 Intel® G41 Express Chipset 19 1.6.1 Intel G41 Graphics Subsystem 19 1.6.2 USB 21 1.6.3 Serial ATA Interfaces 21 1.7 Real-Time Clock Subsystem 22 1.8 Legacy...Monitoring 28 1.12 Power Management 29 1.12.1 ACPI 29 1.12.2 Hardware Support 32 2 Technical Reference 2.1 Memory Map 37 2.1.1 Addressable Memory 37 2.2 Connectors and Headers 40 2.2.1 Back Panel Connectors 41 2.2.2 Component-side Connectors and Headers 42 2.3 ...
... 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 17 1.6 Intel® G41 Express Chipset 19 1.6.1 Intel G41 Graphics Subsystem 19 1.6.2 USB 21 1.6.3 Serial ATA Interfaces 21 1.7 Real-Time Clock Subsystem 22 1.8 Legacy...Monitoring 28 1.12 Power Management 29 1.12.1 ACPI 29 1.12.2 Hardware Support 32 2 Technical Reference 2.1 Memory Map 37 2.1.1 Addressable Memory 37 2.2 Connectors and Headers 40 2.2.1 Back Panel Connectors 41 2.2.2 Component-side Connectors and Headers 42 2.3 ...
Product Specification
Page 6
... 2.5.2 Fan Header Current Capability 54 2.5.3 Add-in Board Considerations 54 2.6 Thermal Considerations 54 2.7 Reliability 56 2.8 Environmental 57 3 Overview of BIOS Features 3.1 Introduction 59 3.2 BIOS Flash Memory Organization 60 3.3 Resource Configuration 60 3.3.1 PCI Autoconfiguration 60 3.4 System Management BIOS (SMBIOS 61 3.5 Legacy USB Support 61 3.6 BIOS Updates 62 3.6.1 Language Support 62 3.6.2 Custom Splash...
... 2.5.2 Fan Header Current Capability 54 2.5.3 Add-in Board Considerations 54 2.6 Thermal Considerations 54 2.7 Reliability 56 2.8 Environmental 57 3 Overview of BIOS Features 3.1 Introduction 59 3.2 BIOS Flash Memory Organization 60 3.3 Resource Configuration 60 3.3.1 PCI Autoconfiguration 60 3.4 System Management BIOS (SMBIOS 61 3.5 Legacy USB Support 61 3.6 BIOS Updates 62 3.6.1 Language Support 62 3.6.2 Custom Splash...
Product Specification
Page 7
...for Components 56 vii Wake-up Devices and Events 31 9. Recommended Power Supply Current Values 53 27. Back Panel Audio Connectors 24 5. Detailed System Memory Address Map 38 9. LAN Connector LED States 26 6. Chassis Intrusion Header 44 13. Contents Figures 1. Location of the Jumper Block 50 14....for Front Panel USB Headers 49 13. Auxiliary Front Panel Power/Sleep LED Header 45 19. Front Panel Header 47 22. Connection Diagram for Intel® HD Audio 45 17. Block Diagram 13 3. Front Panel Audio Header for AC '97 Audio 45 18. LAN Connector LED Locations ...
...for Components 56 vii Wake-up Devices and Events 31 9. Recommended Power Supply Current Values 53 27. Back Panel Audio Connectors 24 5. Detailed System Memory Address Map 38 9. LAN Connector LED States 26 6. Chassis Intrusion Header 44 13. Contents Figures 1. Location of the Jumper Block 50 14....for Front Panel USB Headers 49 13. Auxiliary Front Panel Power/Sleep LED Header 45 19. Front Panel Header 47 22. Connection Diagram for Intel® HD Audio 45 17. Block Diagram 13 3. Front Panel Audio Header for AC '97 Audio 45 18. LAN Connector LED Locations ...
Product Specification
Page 9
...; Intel® 82G41 Graphics and Memory Controller Hub (GMCH) • Intel® 82801GB I/O Controller Hub (ICH7) Intel® Graphics Media Accelerator X4500 (Intel® GMA X4500) onboard graphics subsystem Audio 5.1+2-channel audio subsystem using a Realtek RTL8111E Gigabit Ethernet Controller • Intel BIOS (resident in the SPI Flash device) • Support for support of Intel® Desktop Board DG41AN.
...; Intel® 82G41 Graphics and Memory Controller Hub (GMCH) • Intel® 82801GB I/O Controller Hub (ICH7) Intel® Graphics Media Accelerator X4500 (Intel® GMA X4500) onboard graphics subsystem Audio 5.1+2-channel audio subsystem using a Realtek RTL8111E Gigabit Ethernet Controller • Intel BIOS (resident in the SPI Flash device) • Support for support of Intel® Desktop Board DG41AN.
Product Specification
Page 14
... 1.3 Online Support To find information about ... For information about ... Intel Desktop Board DG41AN Technical Product Specification 1.2 Legacy Considerations This board differs from other Intel® Desktop Board products, with a maximum wattage of 65 W. ...memory Integration information Visit this World Wide Web site: http://www.intel.com/products/motherboard/index.htm http://www.intel.com/p/en_US/support?iid=hdr+support http://ark.intel.com http://processormatch.intel.com http://www.intel.com/products/desktop/chipsets/index.htm http://downloadcenter.intel.com http://www.intel...
... 1.3 Online Support To find information about ... For information about ... Intel Desktop Board DG41AN Technical Product Specification 1.2 Legacy Considerations This board differs from other Intel® Desktop Board products, with a maximum wattage of 65 W. ...memory Integration information Visit this World Wide Web site: http://www.intel.com/products/motherboard/index.htm http://www.intel.com/p/en_US/support?iid=hdr+support http://ark.intel.com http://processormatch.intel.com http://www.intel.com/products/desktop/chipsets/index.htm http://downloadcenter.intel.com http://www.intel...
Product Specification
Page 15
... are not supported. • 4 GB maximum total system memory (with the memory manufacturer for any particular purpose. Intel has not tested, and does not warranty, the operation of addressable memory. • Minimum total system memory: 512 MB • Non-ECC DIMMs • Serial Presence... data integrity. CAUTION Altering PC memory frequency, voltage and/or latency may: (i) reduce system stability and useful life of the system, memory and processor; (ii) cause the processor and other damage; Intel assumes no responsibility that the memory, including if used with altered ...
... are not supported. • 4 GB maximum total system memory (with the memory manufacturer for any particular purpose. Intel has not tested, and does not warranty, the operation of addressable memory. • Minimum total system memory: 512 MB • Non-ECC DIMMs • Serial Presence... data integrity. CAUTION Altering PC memory frequency, voltage and/or latency may: (i) reduce system stability and useful life of the system, memory and processor; (ii) cause the processor and other damage; Intel assumes no responsibility that the memory, including if used with altered ...
Product Specification
Page 16
.../motherboards/desktop/sb/ CS-025414.htm 16 Intel Desktop Board DG41AN Technical Product Specification The Desktop Board supports multiple processor and memory speeds. Processor and Memory Speeds Processor FSB DDR3-800 Memory DDR3-1066 Memory DDR3-1066 Memory 800 MHz Memory runs at 800 MHz Memory runs at 800 MHz; cannot be overclocked Memory runs at 1066 MHz; Table 3. cannot...
.../motherboards/desktop/sb/ CS-025414.htm 16 Intel Desktop Board DG41AN Technical Product Specification The Desktop Board supports multiple processor and memory speeds. Processor and Memory Speeds Processor FSB DDR3-800 Memory DDR3-1066 Memory DDR3-1066 Memory 800 MHz Memory runs at 800 MHz Memory runs at 800 MHz; cannot be overclocked Memory runs at 1066 MHz; Table 3. cannot...
Product Specification
Page 17
... channel operation; If different speed DIMMs are used between channels, the slowest memory timing will be equal. If different speed DIMMs are used between channels, the slowest memory timing will be used . • Flex mode. Product Description 1.5.1 Memory Configurations The Intel 82G41 GMCH supports the following types of both channels. This mode is mapped...
... channel operation; If different speed DIMMs are used between channels, the slowest memory timing will be equal. If different speed DIMMs are used between channels, the slowest memory timing will be used . • Flex mode. Product Description 1.5.1 Memory Configurations The Intel 82G41 GMCH supports the following types of both channels. This mode is mapped...
Product Specification
Page 18
Memory Channel Configuration and DIMM Configuration # INTEGRATOR'S NOTE Regardless of the memory configuration used (dual channel, single channel, or flex mode), DIMM 0 of Channel A must always be populated. 18 Intel Desktop Board DG41AN Technical Product Specification Figure 3 illustrates the memory channel and DIMM configuration. Figure 3.
Memory Channel Configuration and DIMM Configuration # INTEGRATOR'S NOTE Regardless of the memory configuration used (dual channel, single channel, or flex mode), DIMM 0 of Channel A must always be populated. 18 Intel Desktop Board DG41AN Technical Product Specification Figure 3 illustrates the memory channel and DIMM configuration. Figure 3.
Product Specification
Page 19
... X4500 graphics controller defaults to 1080p resolution ⎯ Dynamic Video Memory Technology (DVMT) 5.0 uses system memory based on the operating system and the amount of the following devices: • Intel 82G41 Graphics and Memory Controller Hub (GMCH) with Direct Media Interface (DMI) interconnect • Intel 82801GB I /O paths. The chipset supports the following : • High quality...
... X4500 graphics controller defaults to 1080p resolution ⎯ Dynamic Video Memory Technology (DVMT) 5.0 uses system memory based on the operating system and the amount of the following devices: • Intel 82G41 Graphics and Memory Controller Hub (GMCH) with Direct Media Interface (DMI) interconnect • Intel 82801GB I /O paths. The chipset supports the following : • High quality...
Product Specification
Page 20
.... The maximum supported resolution is compliant with legacy applications. Intel Desktop Board DG41AN Technical Product Specification • Display ⎯ Supports digital and analog displays up to the graphics buffer as needed for full High Definition video playback quality ⎯ Dual independent display support 1.6.1.2 Dynamic Video Memory Technology (DVMT 5.0) DVMT enables enhanced graphics and...
.... The maximum supported resolution is compliant with legacy applications. Intel Desktop Board DG41AN Technical Product Specification • Display ⎯ Supports digital and analog displays up to the graphics buffer as needed for full High Definition video playback quality ⎯ Dual independent display support 1.6.1.2 Dynamic Video Memory Technology (DVMT 5.0) DVMT enables enhanced graphics and...
Product Specification
Page 22
... side of the serial port header The serial port header signal mapping Refer to 115.2 kbits/s with 3.3 VSB applied. When the computer is located on . Intel Desktop Board DG41AN Technical Product Specification 1.7 Real-Time Clock Subsystem A coin-cell battery (CR2032) powers the real-time clock and CMOS...
... side of the serial port header The serial port header signal mapping Refer to 115.2 kbits/s with 3.3 VSB applied. When the computer is located on . Intel Desktop Board DG41AN Technical Product Specification 1.7 Real-Time Clock Subsystem A coin-cell battery (CR2032) powers the real-time clock and CMOS...
Product Specification
Page 37
... Interface (40 MB) • Front side bus interrupts (17 MB) • GMCH base address registers, internal graphics ranges • Memory-mapped I/O that is dynamically allocated for Conventional PCI bus add-in cards, BIOS (SPI Flash), and chipset overhead resides above the top ...of the installed memory due to system address space being available to use all of DRAM (total system memory). 2 Technical Reference 2.1 Memory Map 2.1.1 Addressable Memory The board utilizes 4 GB of system memory installed, it is allocated for Conventional PCI add-in...
... Interface (40 MB) • Front side bus interrupts (17 MB) • GMCH base address registers, internal graphics ranges • Memory-mapped I/O that is dynamically allocated for Conventional PCI bus add-in cards, BIOS (SPI Flash), and chipset overhead resides above the top ...of the installed memory due to system address space being available to use all of DRAM (total system memory). 2 Technical Reference 2.1 Memory Map 2.1.1 Addressable Memory The board utilizes 4 GB of system memory installed, it is allocated for Conventional PCI add-in...
Product Specification
Page 38
Figure 8 shows a schematic of the system memory map. Figure 8. Detailed System Memory Address Map 38 All installed system memory can be used will vary based on add-in cards and BIOS settings. Intel Desktop Board DG41AN Technical Product Specification The amount of installed memory that can be used when there is no overlap of system addresses.
Figure 8 shows a schematic of the system memory map. Figure 8. Detailed System Memory Address Map 38 All installed system memory can be used will vary based on add-in cards and BIOS settings. Intel Desktop Board DG41AN Technical Product Specification The amount of installed memory that can be used when there is no overlap of system addresses.
Product Specification
Page 39
FFFFF 896 K - 960 K 800 K - 896 K E0000 - Video memory and BIOS Extended BIOS data (movable by memory manager software) Extended conventional memory Conventional memory 39 DFFFF 640 K - 800 K 639 K - 640 K 512 K - 639 K 0 K - 512 K A0000 - C7FFF 9FC00 - 9FFFF 80000 - 9FBFF 00000 - 7FFFF Size 4095 MB 64... KB 64 KB 96 KB 160 KB 1 KB 127 KB 512 KB Description Extended memory Runtime BIOS Reserved Potential available high DOS memory (open to the PCI bus). Dependent on video adapter used. Technical Reference Table 10 lists the system...
FFFFF 896 K - 960 K 800 K - 896 K E0000 - Video memory and BIOS Extended BIOS data (movable by memory manager software) Extended conventional memory Conventional memory 39 DFFFF 640 K - 800 K 639 K - 640 K 512 K - 639 K 0 K - 512 K A0000 - C7FFF 9FC00 - 9FFFF 80000 - 9FBFF 00000 - 7FFFF Size 4095 MB 64... KB 64 KB 96 KB 160 KB 1 KB 127 KB 512 KB Description Extended memory Runtime BIOS Reserved Potential available high DOS memory (open to the PCI bus). Dependent on video adapter used. Technical Reference Table 10 lists the system...
Product Specification
Page 59
...during POST identifying the type of BIOS Features 3.1 Introduction The board uses an Intel BIOS that is powered-up, the BIOS compares the processor version and the ...BIOS Setup configuration jumper is set to configure mode and the computer is stored in the Serial Peripheral Interface Flash Memory (SPI Flash) and can be updated using a disk-based program. 3 Overview of BIOS and a revision...only when the board is accessed by pressing the key after the Power-On Self-Test (POST) memory test begins and before the operating system boot begins. The SPI Flash contains the BIOS Setup program,...
...during POST identifying the type of BIOS Features 3.1 Introduction The board uses an Intel BIOS that is powered-up, the BIOS compares the processor version and the ...BIOS Setup configuration jumper is set to configure mode and the computer is stored in the Serial Peripheral Interface Flash Memory (SPI Flash) and can be updated using a disk-based program. 3 Overview of BIOS and a revision...only when the board is accessed by pressing the key after the Power-On Self-Test (POST) memory test begins and before the operating system boot begins. The SPI Flash contains the BIOS Setup program,...
Product Specification
Page 60
...menu Save the current values and exits the BIOS Setup program Exits the menu 3.2 BIOS Flash Memory Organization The Serial Peripheral Interface Flash Memory (SPI Flash) includes an 8 Mbit (1024 KB) flash memory device. 3.3 Resource Configuration 3.3.1 PCI Autoconfiguration The BIOS can automatically configure PCI devices. Table 32.... turns on the system after adding a PCI card, the BIOS automatically configures interrupts, the I/O space, and other system resources. Intel Desktop Board DG41AN Technical Product Specification Table 31 lists the BIOS Setup program menu features.
...menu Save the current values and exits the BIOS Setup program Exits the menu 3.2 BIOS Flash Memory Organization The Serial Peripheral Interface Flash Memory (SPI Flash) includes an 8 Mbit (1024 KB) flash memory device. 3.3 Resource Configuration 3.3.1 PCI Autoconfiguration The BIOS can automatically configure PCI devices. Table 32.... turns on the system after adding a PCI card, the BIOS automatically configures interrupts, the I/O space, and other system resources. Intel Desktop Board DG41AN Technical Product Specification Table 31 lists the BIOS Setup program menu features.
Product Specification
Page 61
... recognized and may be access by the BIOS allowing you apply power to use SMBIOS. While the operating system is enabled by using Intel® Integrator Toolkit. 61 Additional USB legacy feature options can obtain the system types, capabilities, operational status, and installation dates for...such as the BIOS revision level • Fixed-system data, such as peripherals, serial numbers, and asset tags • Resource data, such as memory size, cache size, and processor speed • Dynamic data, such as follows: 1. Legacy USB support operates as event detection and error logging ...
... recognized and may be access by the BIOS allowing you apply power to use SMBIOS. While the operating system is enabled by using Intel® Integrator Toolkit. 61 Additional USB legacy feature options can obtain the system types, capabilities, operational status, and installation dates for...such as the BIOS revision level • Fixed-system data, such as peripherals, serial numbers, and asset tags • Resource data, such as memory size, cache size, and processor speed • Dynamic data, such as follows: 1. Legacy USB support operates as event detection and error logging ...
Product Specification
Page 62
...drive), or an optical drive. • Intel® Flash Memory Update Utility, which requires booting from DOS. Both utilities verify that location/device. Similar to prevent accidentally installing an incompatible BIOS. Intel Desktop Board DG41AN Technical Product Specification To install an operating ... distributed with the upgrade utility before attempting a BIOS update. For information about BIOS update utilities Refer to http://support.intel.com/support/motherboards/desktop/s b/CS-022312.htm. 3.6.1 Language Support The BIOS Setup program and help messages are available ...
...drive), or an optical drive. • Intel® Flash Memory Update Utility, which requires booting from DOS. Both utilities verify that location/device. Similar to prevent accidentally installing an incompatible BIOS. Intel Desktop Board DG41AN Technical Product Specification To install an operating ... distributed with the upgrade utility before attempting a BIOS update. For information about BIOS update utilities Refer to http://support.intel.com/support/motherboards/desktop/s b/CS-022312.htm. 3.6.1 Language Support The BIOS Setup program and help messages are available ...
Product Specification
Page 67
... the onboard speaker Refer to Figure 1, page 11 4.2 BIOS Beep Codes Whenever a recoverable error occurs during POST. POST complete BIOS update in progress Video error Memory error Thermal trip warning One 0.5 second beep when POST completes. None On-off (0.5 seconds each ) three times, then 3.0 second pause (off . 4 Error Messages and Beep...
... the onboard speaker Refer to Figure 1, page 11 4.2 BIOS Beep Codes Whenever a recoverable error occurs during POST. POST complete BIOS update in progress Video error Memory error Thermal trip warning One 0.5 second beep when POST completes. None On-off (0.5 seconds each ) three times, then 3.0 second pause (off . 4 Error Messages and Beep...