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Intel Desktop Board DG41AN Technical Product Specification 

28 

 

1.11.4

 

Thermal Monitoring 

Figure 6 shows the locations of the thermal sensors and fan headers. 

 

 

Item Description 

A 

Thermal diode, located on the processor die  

B 

Front chassis fan 

C 

Processor fan  

D 

Thermal diode, located on the GMCH die 

E 

Thermal diode, located on the ICH7 die 

Figure 6.  Thermal Sensors and Fan Headers 

 

NOTE 

The minimum thermal reporting threshold for the GMCH is 66 °C.  The GMCH thermal 
sensor will display 66 °C until the temperature rises above this point. 

Summary of Contents for BOXDG41AN

Page 1: ...r Number E96323 001US The Intel Desktop Board DG41AN may contain design defects or errors known as errata that may cause the product to deviate from published specifications Current characterized erra...

Page 2: ...alarm systems test equipment etc may not be supported without further evaluation by Intel Intel Corporation may have patents or pending patent applications trademarks copyrights or other intellectual...

Page 3: ...Document Contains Chapter Description 1 A description of the hardware used on the Intel Desktop Board DG41AN 2 A map of the resources of the Intel Desktop Board 3 The features supported by the BIOS Se...

Page 4: ...d 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 addres...

Page 5: ...1 9 1 Audio Subsystem Software 24 1 9 2 Audio Connectors and Headers 24 1 10 LAN Subsystem 25 1 10 1 LAN Subsystem Software 25 1 10 2 RJ 45 LAN Connector with Integrated LEDs 26 1 11 Hardware Manageme...

Page 6: ...Booting Without Attached Devices 64 3 8 4 Changing the Default Boot Device During POST 64 3 9 Adjusting Boot Speed 65 3 9 1 Peripheral Selection and Configuration 65 3 9 2 BIOS Boot Optimizations 65...

Page 7: ...23 5 LAN Connector LED States 26 6 Effects of Pressing the Power Switch 29 7 Power States and Targeted System Power 30 8 Wake up Devices and Events 31 9 System Memory Map 39 10 Component side Connecto...

Page 8: ...Types for BIOS Recovery 63 33 Boot Device Menu Options 64 34 Supervisor and User Password Functions 66 35 BIOS Beep Codes 67 36 Front panel Power LED Blink Codes 68 37 BIOS Error Messages 68 38 Port...

Page 9: ...fault until manually overclocked through the system BIOS Support for up to 4 GB of system memory Chipset Intel G41 Express Chipset consisting of Intel 82G41 Graphics and Memory Controller Hub GMCH Int...

Page 10: ...on Revision 2 3 Suspend to RAM support Wake on PCI LAN serial port front panel PS 2 device and USB ports Expansion Capabilities One Conventional PCI bus connector Hardware Monitor Subsystem Voltage se...

Page 11: ...Product Description 11 1 1 2 Board Layout Figure 1 shows the location of the major components Figure 1 Major Board Components Table 2 lists the components identified in Figure 1...

Page 12: ...wer LED header F BIOS Setup configuration jumper block G LGA775 processor socket H Front chassis fan header I Processor fan header J Front panel header K Main Power connector 2 x 12 L Standby power LE...

Page 13: ...Product Description 13 1 1 3 Block Diagram Figure 2 is a block diagram of the major functional areas Figure 2 Block Diagram...

Page 14: ...sb CS 025414 htm Integration information http www intel com support go buildit 1 4 Processor The board is designed to support the following processors Intel Celeron processor E1000 E3000 series in an...

Page 15: ...mory Minimum total system memory 512 MB Non ECC DIMMs Serial Presence Detect DDR3 800 MHz DDR3 1066 MHz and DDR3 1333 overclocking required MHz SDRAM DIMMs Note DDR3 1333 memory operates at 1066 MHz b...

Page 16: ...3 MHz memory runs at 1066 MHz NOTE To be fully compliant with all applicable DDR SDRAM memory specifications the board should be populated with DIMMs that support the Serial Presence Detect SPD data s...

Page 17: ...s This mode is used when only a single DIMM is installed or the memory capacities are unequal Technology and device width can vary from one channel to the other If different speed DIMMs are used betwe...

Page 18: ...e 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...

Page 19: ...e chipset Chapter 2 1 6 1 Intel G41 Graphics Subsystem The Intel G41 Express chipset contains two separate graphics options Either the Intel Graphics Media Accelerator X4500 Intel GMA X4500 graphics c...

Page 20: ...r required by the graphics subsystem DVMT will always use a minimal fixed portion of system physical memory as set in the BIOS Setup program for compatibility with legacy applications An example of th...

Page 21: ...ansfer rate of 3 Gb s per port One device can be installed on each port for a maximum of three Serial ATA devices A point to point interface is used for host to device connections unlike Parallel ATA...

Page 22: ...and time might not be accurate Replace the battery with an equivalent one Figure 1 on page 11 shows the location of the battery 1 8 Legacy I O Controller The I O controller provides the following fea...

Page 23: ...io Intel HD Audio and AC 97 audio The audio subsystem supports the following features A signal to noise S N ratio of 95 dB Independent 5 1 audio playback from back panel connectors and stereo playback...

Page 24: ...ed for both the front and back panel microphone connectors The front back panel audio connectors are configurable through the audio device drivers The available configurable back panel audio ports are...

Page 25: ...ubsystem include CSMA CD protocol engine LAN connect interface between ICH7 and the LAN controller Conventional PCI bus power management ACPI technology support LAN wake capabilities LAN subsystem sof...

Page 26: ...re 5 LAN Connector LED Locations Table 6 describes the LED states when the board is powered up and the LAN subsystem is operating Table 6 LAN Connector LED States LED LED Color LED State Condition Off...

Page 27: ...ve voltages 12 V 5 V 3 3 V 1 125 V and VCCP to detect levels above or below acceptable values Thermally monitored closed loop fan control for both fans that can adjust the fan speed according to therm...

Page 28: ...cription A Thermal diode located on the processor die B Front chassis fan C Processor fan D Thermal diode located on the GMCH die E Thermal diode located on the ICH7 die Figure 6 Thermal Sensors and F...

Page 29: ...ard disk drives Methods for achieving less than 15 watt system operation in the power on standby sleeping state A Soft off feature that enables the operating system to power off the computer Support f...

Page 30: ...System Power Note 1 G0 working state S0 working C0 working D0 working state Full power 30 W G1 sleeping state S1 Processor stopped C1 stop grant D1 D2 D3 device specification specific 5 W power 52 5 W...

Page 31: ...p the computer from this state LAN S1 S3 S4 S5 Note PME signal S1 S3 S4 S5 Note Power switch S1 S3 S4 S5 PS 2 devices S1 S3 RTC alarm S1 S3 S4 S5 Serial port S1 S3 USB S1 S3 Note S4 implies operating...

Page 32: ...erial port LAN wake capabilities and Instantly Available PC technology require power from the 5 V standby line NOTE The use of Wake from USB from an ACPI state requires an operating system that provid...

Page 33: ...signal names of the processor fan header Table 16 page 44 The signal names of the chassis fan header Table 15 page 44 1 12 2 3 LAN Wake Capabilities CAUTION For LAN wake capabilities the 5 V standby...

Page 34: ...on page 31 lists the devices and events that can wake the computer from the S3 state The board supports the PCI Bus Power Management Interface Specification Add in boards that also support this specif...

Page 35: ...o be off Figure 7 shows the location of the standby power indicator LED CAUTION If AC power has been switched off and the standby power indicator LED is still lit disconnect the power cord before inst...

Page 36: ...Intel Desktop Board DG41AN Technical Product Specification 36...

Page 37: ...tions These functions include the following BIOS SPI Flash 8 Mbits Local APIC 19 MB Direct Media Interface 40 MB Front side bus interrupts 17 MB GMCH base address registers internal graphics ranges Me...

Page 38: ...nt of installed memory that can be used will vary based on add in cards and BIOS settings Figure 8 shows a schematic of the system memory map All installed system memory can be used when there is no o...

Page 39: ...FF 64 KB Runtime BIOS 896 K 960 K E0000 EFFFF 64 KB Reserved 800 K 896 K C8000 DFFFF 96 KB Potential available high DOS memory open to the PCI bus Dependent on video adapter used 640 K 800 K A0000 C7F...

Page 40: ...er devices external to the computer s chassis A fault in the load presented by the external devices could cause damage to the computer the power cable and the external devices themselves NOTE Computer...

Page 41: ...ectors Figure 9 shows the locations of the back panel connectors Item Description A PS 2 keyboard mouse port B USB ports 2 C VGA port D Parallel port E DVI D port F LAN G USB ports 2 H Line in I Mic i...

Page 42: ...Board DG41AN Technical Product Specification 42 2 2 2 Component side Connectors and Headers Figure 10 shows the locations of the component side connectors and headers Figure 10 Component side Connecto...

Page 43: ...e 1 Description A Processor core power connector 2 x 2 B Front panel USB header C Front panel USB header D Alternate front panel power LED header E Front chassis fan header F Processor fan header G Fr...

Page 44: ...d 5 RXN 6 RXP 7 Ground Table 13 Chassis Intrusion Header Pin Signal Name 1 Intruder 2 Ground Table 14 Serial Port Header Pin Signal Name Pin Signal Name 1 DCD 2 RXD 3 TXD 4 DTR 5 Ground 6 DSR 7 RTS 8...

Page 45: ...add in card connector Note the following considerations for the Conventional PCI bus connector The Conventional PCI bus connector is bus master capable SMBus signals are routed to the Conventional PCI...

Page 46: ...ector This connector provides power directly to the processor voltage regulator and must always be used Failure to do so will prevent the board from booting Table 20 Processor Core Power Connector Pin...

Page 47: ...HDR_BLNK_ GRN Out Front panel green LED 3 HDA Out Hard disk active LED 4 HDR_BLNK_ YEL Out Front panel yellow LED Reset Switch On Off Switch 5 Ground Ground 6 FPBUT_IN In Power switch 7 FP_RESET In R...

Page 48: ...Green Running Steady Yellow Sleeping NOTE The colors listed in Table 23 and Table 24 are suggested colors only Actual LED colors are chassis specific 2 2 2 5 4 Power Switch Header Pins 6 and 8 can be...

Page 49: ...diagram for the front panel USB headers INTEGRATOR S NOTES The 5 V DC power on the front panel USB headers is fused Use only a front panel USB connector that conforms to the USB 2 0 specification for...

Page 50: ...wise the board could be damaged Figure 13 shows the location of the jumper block The jumper determines the BIOS Setup program s mode Table 26 lists the jumper settings for the three modes normal confi...

Page 51: ...guration Normal 1 2 The BIOS uses current configuration information and passwords for booting Configure 2 3 After the POST runs Setup runs automatically The maintenance menu is displayed Recovery None...

Page 52: ...f the board Dimensions are given in inches millimeters The outer dimensions are 6 70 inches by 6 70 inches 170 18 millimeters by 170 18 millimeters Location of the I O connectors and mounting holes ar...

Page 53: ...dicated parameters of the Mini ITX form factor specification The potential relation between 3 3 VDC and 5 VDC power rails The current capability of the 5 VSB line All timing parameters All voltage tol...

Page 54: ...hat have been tested with Intel desktop boards please refer to the following website http www3 intel com cd channel reseller asmo na eng tech_reference 53211 htm All responsibility for determining the...

Page 55: ...55 Figure 15 shows the locations of the localized high temperature zones Item Description A Processor voltage regulator area B Processor C Intel 82G41 GMCH D Intel 82801GB ICH7 Figure 15 Localized Hig...

Page 56: ...emperature see processor datasheets and processor specification updates Intel 82G41 GMCH 102 o C under bias Intel 82801GB ICH7 108 o C under bias For information about Refer to Processor datasheets an...

Page 57: ...ating 0 C to 55 C Shock Unpackaged 50 g trapezoidal waveform Velocity change of 170 inches s Packaged Half sine 2 millisecond Product weight pounds Free fall inches Velocity change inches s 20 36 167...

Page 58: ...Intel Desktop Board DG41AN Technical Product Specification 58...

Page 59: ...BIOS Setup configuration jumper is set to configure mode and the computer is powered up the BIOS compares the processor version and the microcode version in the BIOS and reports if the two match The B...

Page 60: ...the cursor left or right or Selects an item Moves the cursor up or down Tab Selects a field Not implemented Enter Executes command or selects the submenu F9 Load the default configuration values for t...

Page 61: ...lication running on a non Plug and Play operating system can obtain the SMBIOS information Additional board information can be found in the BIOS under the Additional Information header under the Main...

Page 62: ...y Update Utility which requires booting from DOS Using this utility the BIOS can be updated from a file on a hard disk a USB drive a flash drive or a USB drive or an optical drive Intel F7 switch allo...

Page 63: ...roducts motherboard DG41AN tools htm and http developer intel com design motherbd software htm 3 7 BIOS Recovery It is unlikely that anything will interrupt a BIOS update however if an interruption oc...

Page 64: ...g from the onboard LAN or a network add in card with a remote boot ROM installed Pressing the F12 key during POST automatically forces booting from the LAN To use this key during POST the User Access...

Page 65: ...OS Setup program settings reduces the POST execution time In the Boot Menu set the hard disk drive as the first boot device As a result the POST does not first seek a diskette drive which saves about...

Page 66: ...e computer The password prompt will be displayed before the computer is booted If only the supervisor password is set the computer boots without asking for a password If both passwords are set the use...

Page 67: ...One 0 5 second beep when the CPU initialization process completes 3270 Hz POST complete One 0 5 second beep when POST completes 3270 Hz BIOS update in progress None Video error On off 0 5 seconds each...

Page 68: ...ed off When no VGA option ROM is found Memory error On off 0 5 seconds each three times then 3 0 second pause off entire pattern repeats blinks and pause until the system is powered off Thermal trip w...

Page 69: ...all POST codes and range values are listed in hexadecimal Table 39 Port 80h POST Code Ranges Range Category Subsystem 00 0F Debug codes Can be used by any PEIM driver for debug 10 1F Host Processors...

Page 70: ...n the memory controller and the DIMMs 25 Configuring memory 26 Optimizing memory settings 27 Initializing memory such as ECC init 28 Testing memory PCI Bus 50 Enumerating PCI busses 51 Allocating reso...

Page 71: ...Resetting fixed media B1 Disabling fixed media B2 Detecting presence of a fixed media IDE hard drive detection etc B3 Enabling configuring a fixed media Removable Media B8 Resetting removable media B9...

Page 72: ...ntime Phase EFI OS Boot F4 Entering Sleep state F5 Exiting Sleep state F8 EFI boot service ExitBootServices has been called F9 EFI runtime service SetVirtualAddressMap has been called FA EFI runtime s...

Page 73: ...nitialization 50 Enumerating PCI busses 51 Allocating resourced to PCI bus 92 Detecting the presence of the keyboard 90 Resetting keyboard 94 Clearing keyboard input buffer 95 Keyboard Self Test EB Ca...

Page 74: ...Intel Desktop Board DG41AN Technical Product Specification 74...

Page 75: ...rds Product certification markings 5 1 1 Safety Standards The Intel Desktop Board DG41AN complies with the safety standards stated in Table 42 when correctly installed in a compatible host system Tabl...

Page 76: ...pa direktiivides 2004 108 EC ja 2006 95 EC ja 2002 95 EC kehtestatud n uetele Suomi T m tuote noudattaa EU direktiivin 2004 108 EC 2006 95 EC 2002 95 EC m r yksi Fran ais Ce produit est conforme aux e...

Page 77: ...l lead solder on the printed wiring board assembly 5 1 3 2 Recycling Considerations As part of its commitment to environmental responsibility Intel has implemented the Intel Product Recycling Program...

Page 78: ...e programme savoir les produits concern s les adresses disponibles les instructions d exp dition les conditions g n rales etc http www intel com in tel other ehs product_ecology Malay Sebagai sebahagi...

Page 79: ...rt B Title 47 of the Code of Federal Regulations Part 15 Subpart B Radio Frequency Devices USA ICES 003 Interference Causing Equipment Standard Digital Apparatus Canada EN55022 Limits and methods of m...

Page 80: ...ion If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interfer...

Page 81: ...ion Technology Equipment VCCI If this is used near a radio or television receiver in a domestic environment it may cause radio interference Install and use the equipment according to the instruction m...

Page 82: ...ystem configuration including appropriate selection of an efficient power supply Energy Star v5 0 category A EPEAT Korea e Standby European Union Energy related Products Directive 2009 ErP For informa...

Page 83: ...C tick mark Includes adjacent Intel supplier code number N 232 Japan VCCI Voluntary Control Council for Interference mark KCC Korean Communications Commission EMC certification mark Includes adjacent...

Page 84: ...milj lovgivning OBS Det kan oppst eksplosjonsfare hvis batteriet skiftes ut med feil type Brukte batterier b r kastes i henhold til gjeldende milj lovgivning VIKTIGT Risk f r explosion om batteriet e...

Page 85: ...e batterijen aan de plaatselijke milieuwetgeving ATEN O Haver risco de explos o se a bateria for substitu da por um tipo de bateria incorreto As baterias devem ser recicladas nos locais apropriados A...

Page 86: ...espunz tor Bateriile trebuie reciclate dac este posibil Depozitarea bateriilor uzate trebuie s respecte reglement rile locale privind protec ia mediului UPOZORNENIE Ak bat riu vymen te za nespr vny ty...

Page 87: ...Regulatory Compliance and Battery Disposal Information 87...

Page 88: ...Intel Desktop Board DG41AN Technical Product Specification 88...

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