Intel D945GNT Product Manual
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Intel D945GNT Product Manual

Desktop board
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See also: Technical Product Specification
Intel® Desktop Board
D945GNT/D945GTP
Product Guide
Order Number: D10471-003

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Summary of Contents for Intel D945GNT

  • Page 1 Intel® Desktop Board D945GNT/D945GTP Product Guide Order Number: D10471-003...

  • Page 2: Revision History

    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. 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.

  • Page 3: Intended Audience

    Intended Uses 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.

  • Page 4: Box Contents

    Intel Desktop Board D945GNT/D945GTP Product Guide Terminology The table below gives descriptions to some common terms used in the product guide. Term Description Gigabyte (1,073,741,824 bytes) Gigahertz (one billion hertz) Kilobyte (1024 bytes) Megabyte (1,048,576 bytes) Mbit Megabit (1,048,576 bits)

  • Page 5: Table Of Contents

    Security Passwords ....................22 Chassis Intrusion.........................23 Power Management Features .....................23 ACPI...........................23 Power Connectors......................23 Fan Connectors......................23 ® Fan Speed Control (Intel Precision Cooling Technology)..........23 Suspend to RAM (Instantly Available PC Technology) ..........24 Wake from USB......................24 Wake from PS/2 Keyboard/Mouse................25 PME# Wakeup Support ....................25 Speaker..........................25 Battery..........................25...
  • Page 6 Requires Microsoft Windows* XP or 2000 and SATA Hard Drive(s) Configuring the BIOS for Intel Matrix Storage Technology..........63 Creating Your RAID Set .....................63 Loading the Intel Matrix Storage Technology RAID Drivers and Software ....64 Setting Up a “RAID Ready” System................64 A Error Messages and Indicators BIOS Beep Codes.......................65...
  • Page 7 22. Back Panel Audio Connectors for Flexible 6-Channel Audio System ......47 23. Location of Fan Headers....................48 24. Connecting 2x12 Power Supply Cables ................49 25. Location of Other Connectors on Desktop Board D945GNT/D945GTP ......50 26. Location of the BIOS Configuration Jumper ..............51 27. Removing the Battery ....................57...
  • Page 8 7. RJ-45 10/100 Ethernet LAN Connector LEDs ...............20 8. RJ-45 10/100/1000 Gigabit Ethernet LAN Connector LEDs ..........20 9. Front Panel Audio Header Signal Names for Intel High Definition Audio.......44 10. AC ’97 Audio Header Signal Names ................44 11. Hi-Speed USB 2.0 Header Signal Names..............45 12.

  • Page 9: Desktop Board Features

    3 GB. This may result in less than 4 GB of memory being available to the operating system and applications. For the latest list of tested memory, refer to the Intel World Wide Web site at: http://support.intel.com/support/motherboards/desktop/...
  • Page 10 • Intel ® Precision Cooling Technology fan speed control • Voltage sensing to detect out of range values Related Links: For more information about desktop board D945GNT/D945GTP, including the Technical Product Specification (TPS), BIOS updates, and device drivers, go to: http://support.intel.com/support/motherboards/desktop/...

  • Page 11: Manufacturing Options

    Desktop Board Features Manufacturing Options Table 2 shows the manufacturing options for desktop board D945GNT/D945GTP. Table 2. Manufacturing Options Option Description Peripheral interface Up to three IEEE 1394a ports • One port routed to the back panel • Two ports routed to two IEEE 1394a headers •...

  • Page 12: Desktop Board Components

    Intel Desktop Board D945GNT/D945GTP Product Guide Desktop Board Components Figure 1 shows the approximate location of the major components on desktop board D945GNT. IEEE 1394a (Optional) (Optional) Line In Optical Line Out (Toslink) (Optional) Intel 82945G (GMCH) Intel 82801 Channel A DIMM 0...

  • Page 13: Desktop Boards D945Gnt Components

    Desktop Board Features Table 3. Desktop Boards D945GNT Components Label Description Rear fan header (4-pin, fan speed control) PCI Express x1 connectors Front panel audio header PCI Express x16 connector 12 V processor core voltage connector (2x2) Rear chassis fan header 1 (3-pin, fan speed control)

  • Page 14: Intel Desktop Board D945Gtp Components

    Intel Desktop Board D945GNT/D945GTP Product Guide Figure 2 shows the approximate location of the major components on desktop board D945GTP. IEEE 1394a (Optional) (Optional) Line In Optical Line Out (Toslink) (Optional) Intel 82945G (GMCH) Intel 82801 Channel A DIMM 0...

  • Page 15: Desktop Boards D945Gtp Components

    Alternate power LED header Hi-speed USB 2.0 headers IEEE 1394 headers (optional) PCI Express x1 connector Related Links: Go to the following links for more information about: • Desktop board D945GNT/D945GTP http://www.intel.com/design/motherbd http://support.intel.com/support/motherboards/desktop • Supported processors http://support.intel.com/support/motherboards/desktop • Audio software and utilities http://www.intel.com/design/motherbd...

  • Page 16: Processor

    Processors are not included with the desktop board and must be purchased separately. The processor connects to the desktop board through the LGA775 socket. The supported processors list for desktop board D945GNT/D945GTP is located on the web at: http://support.intel.com/support/motherboards/desktop/ Related Links: Go to the following links or pages for more information about: •...

  • Page 17: Main Memory

    Desktop Board Features Main Memory NOTE To be fully compliant with all applicable Intel ® SDRAM memory specifications, the board should be populated with DIMMs that support the Serial Presence Detect (SPD) data structure. If your memory modules do not support SPD, you will see a notification to this effect on the screen at power up.

  • Page 18: Intel ® 945G Express Chipset

    Intel 82801GB I/O Controller Hub (ICH7) or Intel 82801GR I/O Controller Hub (ICH7R) supporting Intel Matrix Storage Technology • Firmware Hub (FWH) Related Link: Go to the following link for more information about the Intel 945G Express Chipset: http://developer.intel.com/design/nav/pcserver.htm Graphics Subsystem Desktop board D945GNT/D945GTP includes the following: •...

  • Page 19: Input/Output (I/O) Controller

    Support for RJ-45 connector with status indicator LEDs • Programmable transit threshold • Configurable EEPROM that contains the MAC address LAN Subsystem Software For LAN software and drivers, refer to the D945GNT/D945GTP link on Intel’s World Wide Web site at: http://support.intel.com/support/motherboards/desktop...

  • Page 20: Rj-45 Lan Connector Leds

    Intel Desktop Board D945GNT/D945GTP Product Guide RJ-45 LAN Connector LEDs Two LEDs are built into the RJ-45 LAN port located on the back panel (see Figure 3). OM17386 Figure 3. LAN Port LED Locations Two LEDs are built into the RJ-45 LAN connector. Table 7 describes the LED states when the board is powered up and the 10/100 Ethernet LAN subsystem is operating.

  • Page 21: Hi-Speed Usb 2.0 Support

    Serial ATA The desktop board supports four Serial ATA channels (3.0 Gb/s) via ICH7, connecting one device per channel. Desktop boards with ICH7R support Intel Matrix Storage Technology (NCQ, Hot Plug, RAID 0, 1, 10, 5, and Matrix RAID). Expandability The desktop boards support the following: •...

  • Page 22: Bios

    Intel Desktop Board D945GNT/D945GTP Product Guide Related Links: For information about installing the PCI Express x16 card, see page 40 in Chapter 2. BIOS The BIOS provides the Power-On Self-Test (POST), the BIOS Setup program, the PCI/PCI Express and IDE auto-configuration utilities, and the video BIOS. The BIOS is stored in the Firmware Hub.

  • Page 23: Chassis Intrusion

    Fan Connectors The desktop board has a 4-pin processor fan header. Desktop board D945GNT has three chassis fan headers (one 4-pin and two 3-pin). Desktop board D945GTP has two chassis fan headers (two 3-pin). See Figure 23 on page 48 for the location of the fan headers.

  • Page 24: Suspend To Ram (Instantly Available Pc Technology)

    Intel Desktop Board D945GNT/D945GTP Product Guide Suspend to RAM (Instantly Available PC Technology) CAUTIONS For Instantly Available PC technology, the 5 V standby line for the power supply must be capable of delivering adequate +5 V standby current. Failure to provide adequate standby current when using this feature can damage the power supply and/or effect ACPI S3 sleep state functionality.

  • Page 25: Wake From Ps/2 Keyboard/Mouse

    Desktop Board Features Wake from PS/2 Keyboard/Mouse PS/2 keyboard/mouse activity wakes the computer from an ACPI S1 or S3 state. PME# Wakeup Support When the PME# signal on the PCI bus is asserted, the computer wakes from an ACPI S1, S3, or S5 state.
  • Page 26 Intel Desktop Board D945GNT/D945GTP Product Guide...

  • Page 27: Installing And Replacing Desktop Board Components

    2 Installing and Replacing Desktop Board Components This chapter tells you how to: • Install the I/O shield • Install and remove the desktop board • Install and remove a processor and memory • Install and remove a PCI Express x16 card •...

  • Page 28: Installation Precautions

    Installation Precautions When you install and test the Intel desktop board, observe all warnings and cautions in the installation instructions. To avoid injury, be careful of: •...

  • Page 29: Chassis And Component Certifications

    Installing and Replacing Desktop Board Components If the power supply and other modules or peripherals, as applicable, are not Class B EMC compliant before integration, then EMC testing may be required on a representative sample of the newly completed computer. Chassis and Component Certifications Ensure that the chassis and certain components;...

  • Page 30: Installing The I/O Shield

    Intel Desktop Board D945GNT/D945GTP Product Guide Installing the I/O Shield The desktop board comes with an I/O shield. When installed in the chassis, the shield blocks radio frequency transmissions, protects internal components from dust and foreign objects, and promotes correct airflow within the chassis.

  • Page 31: Installing And Removing The Desktop Board

    Refer to your chassis manual for instructions on installing and removing the desktop board. Figure 6 shows the location of the 11 mounting screw holes for desktop board D945GNT. Desktop board D945GTP has eight mounting holes.

  • Page 32: Installing And Removing A Processor

    Intel Desktop Board D945GNT/D945GTP Product Guide Installing and Removing a Processor Instructions on how to install a processor to the desktop board are given below. Installing a Processor CAUTION Before installing or removing a processor, make sure the AC power has been removed by unplugging the power cord from the computer;...

  • Page 33: Remove The Protective Socket Cover

    Installing and Replacing Desktop Board Components 4. Remove the plastic protective socket cover from the load plate (see Figure 9, E). Do not discard the protective socket cover. Always replace the socket cover if the processor is removed from the socket. OM17228 Figure 9.

  • Page 34: Install Processor

    Intel Desktop Board D945GNT/D945GTP Product Guide 6. Hold the processor with your thumb and index fingers oriented as shown in Figure 11. Make sure fingers align to the socket cutouts (see Figure 11, F). Align notches (see Figure 11, G) with the socket see (Figure 11, H).

  • Page 35: Installing The Processor Fan Heat Sink

    Desktop board D945GNT/D945GTP has an integrated processor fan heat sink retention mechanism (RM). For instructions on how to attach the processor fan heat sink to the integrated processor fan heat sink RM, refer to the boxed processor manual or the Intel World Wide Web site at: The Boxed Intel...

  • Page 36: Installing And Removing Memory

    Intel Desktop Board D945GNT/D945GTP Product Guide Installing and Removing Memory NOTE To be fully compliant with all applicable Intel SDRAM memory specifications, the boards require DIMMs that support the Serial Presence Detect (SPD) data structure. You can access the PC Serial Presence Detect Specification at: http://www.intel.com/technology/memory/ddr/specs/dda18c32_64_128x72ag_a.pdf...

  • Page 37: Dual Configuration Example 3

    Installing and Replacing Desktop Board Components Three DIMMs Install a matched pair of DIMMs equal in speed and size in DIMM 0 (blue) and DIMM 1 (black) of channel A. Install a DIMM equal in speed and total size of the DIMMs installed in channel A in either DIMM 0 or DIMM 1 of channel B (see Figure 16).

  • Page 38: Installing Dimms

    Intel Desktop Board D945GNT/D945GTP Product Guide Installing DIMMs NOTE Install memory in the DIMM sockets prior to installing the PCI Express video card to avoid interference with the memory retention mechanism. 1. Observe the precautions in "Before You Begin" on page 27.

  • Page 39: Removing Dimms

    Installing and Replacing Desktop Board Components Removing DIMMs To remove a DIMM, follow these steps: 1. Observe the precautions in "Before You Begin" on page 27. 2. Turn off all peripheral devices connected to the computer. Turn off the computer. 3.

  • Page 40: Installing And Removing A Pci Express* X16 Card

    Intel Desktop Board D945GNT/D945GTP Product Guide Installing and Removing a PCI Express* x16 Card CAUTION When installing any PCI Express x16 card on the desktop board, ensure that it is fully seated in the PCI Express x16 connector before you power on the system. If the card is not fully seated in the PCI Express connector, an electrical short may result across the PCI Express connector pins.

  • Page 41: Connecting The Ide Cable

    Observe the precautions in "Before You Begin" on page 27. • Attach the cable end with the single connector (blue) to the Intel desktop board (Figure 19). • Attach the cable end with the two closely spaced connectors (gray and black) to the drives.

  • Page 42: Connecting The Serial Ata (Sata) Cable

    Intel Desktop Board D945GNT/D945GTP Product Guide Connecting the Serial ATA (SATA) Cable The SATA cable (4-conductor) supports the Serial ATA protocol and connects a single drive to the desktop board. Either end of the cable can be connected to the SATA drive or the connector on the board.

  • Page 43: Connecting Internal Headers

    Installing and Replacing Desktop Board Components Connecting Internal Headers Before connecting cables to the internal headers, observe the precautions in "Before You Begin" on page 27. Figure 21 shows the location of the internal headers. Port1L Presence# Port1R Sense1_Ret Port2R Key (no pin) Sense_Send Port2L...

  • Page 44: Installing A Front Panel Audio Solution For Intel

    Refer to Table 10 below to connect an AC ’97 front panel solution to the front panel audio header on the board. The front panel audio jacks will need to be manually configured for microphone or line out functionality in the Intel Audio Studio application. Table 10.

  • Page 45: Connecting Hi-Speed Usb 2.0 Headers

    Installing and Replacing Desktop Board Components Connecting Hi-Speed USB 2.0 Headers Before connecting the USB 2.0 headers, observe the precautions in "Before You Begin" on page 27. See Figure 21, D on page 43 for the location of the black USB 2.0 headers. Table 11 shows the pin assignments for the headers.

  • Page 46: Connecting The Front Panel Header

    Intel Desktop Board D945GNT/D945GTP Product Guide Connecting the Front Panel Header Before connecting the front panel header, observe the precautions in "Before You Begin" on page 27. See Figure 21, C on page 43 for the location of the multi-colored front panel header.

  • Page 47: Setting Up The Flexible 6-Channel Audio With Jack Re-Tasking (Optional)

    NOTE This section applies only to desktop boards with the triple-stack audio D945GNT/D945GTP connector. After installing the SigmaTel audio driver from the Intel Express Installer driver CD-ROM, the multi-channel audio feature can be enabled. OM15694 Item Description Rear left/right out or Line In...

  • Page 48: Connecting Fan And Power Cables

    Intel Desktop Board D945GNT/D945GTP Product Guide Connecting Fan and Power Cables Connecting Fan Cables Figure 23 shows the location of the fan headers. Connect the processor’s fan heat sink cable to the 4-pin processor fan header on the board. Connect chassis fan cables to the 3-pin fan headers.

  • Page 49: Connecting Power Cables

    See Table 5 on page 16 for power supply requirements. Figure 24 shows the location of the power connectors. Intel 82945 (GMCH) Intel 82801...

  • Page 50: Other Connectors

    PCI bus add-in card connector 3 (D945GNT only) PCI Express x1 connector (D945GNT only) PCI Express x1 connector PCI bus add-in card connector 2 (SMBus routed) PCI bus add-in card connector 1 Diskette drive connector Figure 25. Location of Other Connectors on Desktop Board D945GNT/D945GTP...

  • Page 51: Setting The Bios Configuration Jumper

    Installing and Replacing Desktop Board Components Setting the BIOS Configuration Jumper NOTE Always turn off the power and unplug the power cord from the computer before changing the jumper. Moving the jumper with the power on may result in unreliable computer operation. Figure 26 shows the location of the desktop board’s BIOS configuration jumper.

  • Page 52: Clearing Passwords

    Intel Desktop Board D945GNT/D945GTP Product Guide Clearing Passwords This procedure assumes that the board is installed in the computer and the configuration jumper block is set to normal mode. 1. Observe the precautions in "Before You Begin" on page 27.

  • Page 53: Replacing The Battery

    Installing and Replacing Desktop Board Components Replacing the Battery A coin-cell battery (CR2032) powers the real-time clock and CMOS memory. When the computer is not plugged into a wall socket, the battery has an estimated life of three years. When the computer is plugged in, the standby current from the power supply extends the life of the battery.
  • Page 54 Intel Desktop Board D945GNT/D945GTP Product Guide AVVERTIMENTO Esiste il pericolo di un esplosione se la pila non viene sostituita in modo corretto. Utilizzare solo pile uguali o di tipo equivalente a quelle consigliate dal produttore. Per disfarsi delle pile usate, seguire le istruzioni del produttore.
  • Page 55 Installing and Replacing Desktop Board Components AWAS Risiko letupan wujud jika bateri digantikan dengan jenis yang tidak betul. Bateri sepatutnya dikitar semula jika boleh. Pelupusan bateri terpakai mestilah mematuhi peraturan alam sekitar tempatan. OSTRZEŻENIE Istnieje niebezpieczeństwo wybuchu w przypadku zastosowania niewłaściwego typu baterii. Zużyte baterie należy w miarę...
  • Page 56 Intel Desktop Board D945GNT/D945GTP Product Guide OСТОРОГА Використовуйте батареї правильного типу, інакше існуватиме ризик вибуху. Якщо можливо, використані батареї слід утилізувати. Утилізація використаних батарей має бути виконана згідно місцевих норм, що регулюють охорону довкілля.

  • Page 57: Removing The Battery

    5. With a medium flat-bladed screwdriver, gently pry the battery free from its connector. Note the orientation of the “+” and “-” on the battery. 6. Install the new battery in the connector, orienting the “+” and “-” correctly. 7. Replace the computer cover. Intel 82801 (ICH7) OM17625 Figure 27. Removing the Battery...
  • Page 58 Intel Desktop Board D945GNT/D945GTP Product Guide...

  • Page 59: Updating The Bios

    OM17050 Figure 28. F2 Key This chapter tells you how to update the BIOS by either using the Intel Express BIOS Update utility or the Iflash Memory Update utility, and how to recover the BIOS if an update fails. ®...

  • Page 60: Updating The Bios With The Iflash Memory Update Utility

    • Intel Flash Memory Update Utility You can obtain the BIOS update file through your computer supplier or by navigating to the Desktop Board D945GNT/D945GTP page on the Intel World Wide Web site at: http://support.intel.com/support/motherboards/desktop ,” and select the Navigate to the D945GNT/D945GTP page, click “[...

  • Page 61: Recovering The Bios

    Updating the BIOS Recovering the BIOS It is unlikely that anything will interrupt the BIOS update; however, if an interruption occurs, the BIOS could be damaged. The following steps explain how to recover the BIOS if an update fails. The following procedure uses recovery mode for the Setup program. See page 51 for more information on Setup modes.
  • Page 62 Intel Desktop Board D945GNT/D945GTP Product Guide...

  • Page 63: Configuring For Raid (Intel Matrix Storage Technology) - Optional

    4. Then save your settings by pressing <F10>. Creating Your RAID Set 1. Upon re-boot, you will see the following Intel Matrix Storage Manager option ROM status message on the screen: Press <Ctrl-I> to enter the RAID Configuration Utility. Press <Ctrl-I>...

  • Page 64: Loading The Intel Matrix Storage Technology Raid Drivers And Software

    SATA RAID Controller driver. 3. Finish the Windows installation and install all necessary drivers. 4. Install the Intel Matrix Storage Console software via the Intel Express Installer CD included with your desktop board or after downloading it from the Internet at http://support.intel.com/support/motherboards/desktop/.

  • Page 65: A Error Messages And Indicators

    A Error Messages and Indicators Desktop board D945GNT/D945GTP reports POST errors in two ways: • By sounding a beep code • By displaying an error message on the monitor BIOS Beep Codes The BIOS also issues a beep code (one long tone followed by two short tones) during POST if the video configuration fails (a faulty video card or no card installed) or if an external ROM module does not properly checksum to zero.
  • Page 66 Intel Desktop Board D945GNT/D945GTP Product Guide...

  • Page 67: B Regulatory Compliance

    Product Ecology statements • Electromagnetic Compatibility (EMC) regulations • Product certification markings Safety Regulations Desktop board D945GNT/D945GTP complies with the safety regulations stated in Table 17 when correctly installed in a compatible host system. Table 17. Safety Regulations Regulation Title UL 60950-1:2003/ Information Technology Equipment –...
  • Page 68 Intel Desktop Board D945GNT/D945GTP Product Guide Čeština Tento výrobek odpovídá požadavkům evropských směrnic 89/336/EEC a 73/23/EEC. Dansk Dette produkt er i overensstemmelse med det europæiske direktiv 89/336/EEC & 73/23/EEC. Dutch Dit product is in navolging van de bepalingen van Europees Directief 89/336/EEC &...

  • Page 69: Product Ecology Statements

    Como parte de su compromiso de responsabilidad medioambiental, Intel ha implantado el programa de reciclaje de productos Intel, que permite que los consumidores al detalle de los productos Intel devuelvan los productos usados en los lugares seleccionados para su correspondiente reciclado.
  • Page 70 Intel Desktop Board D945GNT/D945GTP Product Guide Français Dans le cadre de son engagement pour la protection de l'environnement, Intel a mis en œuvre le programme Intel Product Recycling Program (Programme de recyclage des produits Intel) pour permettre aux consommateurs de produits Intel de recycler les produits usés en les retournant à des adresses spécifiées.

  • Page 71: Lead-Free Desktop Board

    Regulatory Compliance Türkçe Intel, çevre sorumluluğuna bağımlılığının bir parçası olarak, perakende tüketicilerin Intel markalı kullanılmış ürünlerini belirlenmiş merkezlere iade edip uygun şekilde geri dönüştürmesini amaçlayan Intel Ürünleri Geri Dönüşüm Programı’nı uygulamaya koymuştur. Bu programın ürün kapsamı, ürün iade merkezleri, nakliye talimatları, kayıtlar ve şartlar v.s dahil bütün ayrıntılarını...

  • Page 72: Emc Regulations

    Intel Desktop Board D945GNT/D945GTP Product Guide EMC Regulations Desktop board D945GNT/D945GTP complies with the EMC regulations stated in Table 19 when correctly installed in a compatible host system. Table 19. EMC Regulations Regulation Title FCC Class B Title 47 of the Code of Federal Regulations, Parts 2 and 15, Subpart B, Radio Frequency Devices.
  • Page 73 Regulatory Compliance Japanese Kanji statement translation: This is a Class B product based on the standard of the Voluntary Control Council for Interference from Information Technology Equipment (VCCI). If this is used near a radio or television receiver in a domestic environment, it may cause radio interference.

  • Page 74: Product Certification Markings (Board Level)

    Intel Desktop Board D945GNT/D945GTP Product Guide Product Certification Markings (Board Level) Desktop board D945GNT/D945GTP has the product certification markings shown in Table 20: Table 20. Product Certification Markings Description Mark UL joint US/Canada Recognized Component mark. Includes adjacent UL file number for Intel desktop boards: E210882.

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