Intel D946GZAB - Desktop Board Motherboard Product Manual
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Intel D946GZAB - Desktop Board Motherboard Product Manual

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Intel® Desktop Board D946GZAB
Product Guide
Order Number: D65398-002

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Summary of Contents for Intel D946GZAB - Desktop Board Motherboard

  • Page 1 Intel® Desktop Board D946GZAB Product Guide Order Number: D65398-002...

  • Page 2: Revision History

    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

    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:...

  • Page 4: Box Contents

    Intel Desktop Board D946GZAB Product Guide Terminology The table below gives descriptions of 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

    1 Desktop Board Features Supported Operating Systems ................10 Desktop Board Components.................. 11 Processor ......................13 Main Memory ...................... 14 ® Intel 946GZ Express Chipset................15 Onboard Audio Subsystem ................... 15 Input/Output (I/O) Controller ................16 LAN Subsystem....................16 LAN Subsystem Software................16 RJ-45 LAN Connector LEDs ................
  • Page 6 Connecting the Serial ATA (SATA) Cable ..............41 Connecting to Internal Headers................42 ® Installing a Front Panel Audio Solution for Intel High Definition Audio ....43 Connecting to the USB 2.0 Headers ............... 44 Connecting to the Front Panel Header ............44 Connecting to the Alternate Front Panel Power LED Header.......
  • Page 7 2. Desktop Board D946GZAB Components............12 3. LAN Connector LED States ................17 4. Front Panel Audio Header Signal Names for Intel High Definition Audio....43 5. AC ’97 Audio Header Signal Names ..............43 6. USB 2.0 Header Signal Names................. 44 7.
  • Page 8 Intel Desktop Board D946GZAB Product Guide viii...

  • Page 9: Desktop Board Features

    1 Desktop Board Features ® This chapter briefly describes the main features of Intel Desktop Board D946GZAB. Table 1 summarizes the major features of the desktop board. Table 1. Feature Summary microATX (243.84 millimeters [9.60 inches] x 243.84 millimeters Form Factor [9.60 inches])

  • Page 10: Supported Operating Systems

    Intel Desktop Board D946GZAB Product Guide Table 1. Feature Summary (continued) ® LAN Support 10/100 Mb/s) LAN subsystem using the Intel 82562GX Platform LAN Connect (PLC) device with support for ASF 1.03 ® BIOS • Intel BIOS (resident in the SPI Flash device) •...

  • Page 11: Desktop Board Components

    Desktop Board Features Desktop Board Components Figure 1 shows the approximate location of the major components on Desktop Board D946GZAB. Figure 1. Desktop Board D946GZAB Components...

  • Page 12: Desktop Board D946Gzab Components

    Intel Desktop Board D946GZAB Product Guide Table 2. Desktop Board D946GZAB Components Label Description HD Audio Link header PCI bus connector 2 Front panel audio header PCI bus connector 1 PCI Express x1 connector PCI Express x16 connector Back panel connectors...

  • Page 13: Processor

    Desktop Board D946GZAB supports an Intel processor in the LGA775 package. Processors are not included with the desktop board and must be purchased separately.

  • Page 14: Main Memory

    ― Memory configurations listed below: • Up to 2.0 GB utilizing 1 Gb technology • Up to 4.0 GB utilizing 2 Gb technology Intel recommends using memory from the tested memory lists, available at: http://www.cmtlabs.com/mbsearch.asp http://www.intel.com/products/motherboard/index.htm?iid=HMPAGE+Header_2_Pro duct_MB Related Links: Go to the following links or pages for more information about: •...

  • Page 15: Intel 946Gz Express Chipset

    When a PCI Express x16 add-in card is installed, the GMA 3000 graphics controller is disabled. NOTE A minimum of 512 MB of system memory is required in order for the Intel GMA 3000 integrated graphics controller to operate properly. Related Link: Go to the following link for more information about the Intel 946GZ Express Chipset: http://developer.intel.com/design/nav/pcserver.htm...

  • Page 16: Input/Output (I/O) Controller

    82562GX Platform LAN Connect (PLC) device for 10/100 Mb/s Ethernet LAN connectivity • RJ-45 connector with status indicator LEDs LAN Subsystem Software For LAN software and drivers, refer to the D946GZAB link on Intel’s World Wide Web site at: http://support.intel.com/support/motherboards/desktop...

  • Page 17: Rj-45 Lan Connector Leds

    Desktop Board Features RJ-45 LAN Connector LEDs Two LEDs are built into the RJ-45 LAN connector located on the back panel (see Figure 2). These LEDs indicate the status of the LAN. Figure 2. LAN Connector LEDs Table 3 describes the LED states when the board is powered up and the LAN subsystem is operating.

  • Page 18: Enhanced Ide Interface

    Intel Desktop Board D946GZAB Product Guide Enhanced IDE Interface The desktop board’s IDE interface handles the exchange of information between the processor and peripheral devices such as hard disk drives and CD-ROM drives. The interface supports: • Up to two IDE devices (such as hard drives) •...

  • Page 19: Pci And Pci Express* Auto Configuration

    • Monitoring of power supply voltages to detect levels above and below acceptable values ® • Intel Precision Cooling Technology • Thermal sensors in the processor, GMCH, and ICH7 plus an onboard remote sensor • Thermally monitored closed-loop fan control, for all onboard fans, that can adjust...

  • Page 20: Chassis Intrusion Detection

    Intel Desktop Board D946GZAB Product Guide Chassis Intrusion Detection The board supports a chassis security feature that detects if the chassis cover has been removed. The security feature uses a mechanical switch on the chassis that can be connected to the chassis intrusion header on the desktop board. See Figure 24 on page 49 for the location of the chassis intrusion header.

  • Page 21: Fan Headers

    Desktop Board Features Fan Headers The function/operation of the fans is as follows: • The fans are on when the computer is in the ACPI S0 state. • The fans are off when the computer is in the ACPI S3, S4, or S5 state. •...

  • Page 22: +5 V Standby Power Indicator Led

    Intel Desktop Board D946GZAB Product Guide The desktop board supports the PCI Bus Power Management Interface Specification. Add-in cards that support this specification can participate in power management and can be used to wake the computer. +5 V Standby Power Indicator LED...

  • Page 23: 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 S3 state. PME# Signal Wake-up Support When the PME# signal on the PCI bus is asserted, the computer wakes from an ACPI S3, S4, or S5 state. WAKE# Signal Wake-up Support When the WAKE# signal on the PCI Express bus is asserted, the computer wakes from an ACPI S2, S3, S4, or S5 state.
  • Page 24 Intel Desktop Board D946GZAB Product Guide...

  • Page 25: 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 • Install and remove memory • Install and remove a PCI Express x16 card •...

  • Page 26: Installation Precautions

    Intel Desktop Board D946GZAB Product Guide 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: • Sharp pins on connectors • Sharp pins on printed circuit assemblies •...

  • Page 27: Installing The I/O Shield

    Installing and Replacing Desktop Board Components 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. Install the I/O shield before installing the desktop board in the chassis.

  • Page 28: Installing And Removing The Desktop Board

    Intel Desktop Board D946GZAB Product Guide Installing and Removing the Desktop Board CAUTION Only qualified technical personnel should do this procedure. Disconnect the computer from its power source before performing the procedures described here. Failure to disconnect the power before you open the computer can result in personal injury or equipment damage.

  • Page 29: Desktop Board D946Gzab Mounting Screw Hole Locations

    Installing and Replacing Desktop Board Components Figure 5 shows the location of the mounting screw holes for Desktop Board D946GZAB. Figure 5. Desktop Board D946GZAB Mounting Screw Hole Locations...

  • Page 30: Installing And Removing A Processor

    Intel Desktop Board D946GZAB Product Guide Installing and Removing a Processor Instructions on how to install the processor on the desktop board are given below. Installing a Processor CAUTION Before installing or removing the processor, make sure the AC power has been removed by unplugging the power cord from the computer;...

  • Page 31: Remove The Protective Socket Cover

    Installing and Replacing Desktop Board Components 4. Remove the plastic protective socket cover from the load plate (see Figure 8). Do not discard the protective socket cover. Always replace the socket cover if the processor is removed from the socket. Figure 8.

  • Page 32: Install The Processor

    Intel Desktop Board D946GZAB Product Guide 6. Hold the processor with your thumb and index fingers oriented as shown in Figure 10. Make sure fingers align to the socket cutouts (Figure 10, A). Align notches (Figure 10, B) with the socket (Figure 10, C). Lower the processor straight down without tilting or sliding the processor in the socket.

  • Page 33: Installing The Processor Fan Heat Sink

    (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: I ntegration of the Boxed Intel...

  • Page 34: Removing The Processor

    ® Installing and Removing Memory NOTE To be fully compliant with all applicable Intel SDRAM memory specifications, the board requires 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 35: Installing Dimms

    Installing and Replacing Desktop Board Components Installing DIMMs To make sure you have the correct DIMM, place it on the illustration of the DDR2 DIMM in Figure 14. All the notches should match with the DDR2 DIMM. Figure 14. Use DDR2 DIMMs...

  • Page 36: Installing A Dimm

    Intel Desktop Board D946GZAB Product Guide To install a DIMM, follow these steps: 1. Observe the precautions in "Before You Begin" on page 25. 2. Turn off all peripheral devices connected to the computer. Turn off the computer and disconnect the AC power cord.

  • Page 37: 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 25. 2. Turn off all peripheral devices connected to the computer. Turn off the computer. 3.

  • Page 38: Installing And Removing A Pci Express X16 Card

    Intel Desktop Board D946GZAB Product Guide Installing and Removing a PCI Express x16 Card CAUTION When installing a PCI Express x16 card on the desktop board, ensure that the card 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 39: Removing The Pci Express X16 Card

    Installing and Replacing Desktop Board Components Removing the PCI Express x16 Card Follow these instructions to remove the PCI Express x16 card from the connector: 1. Observe the precautions in "Before You Begin" on page 25. 2. Remove the screw (Figure 17, A) that secures the card’s metal bracket to the chassis back panel.

  • Page 40: Connecting The Ide Cable

    • Observe the precautions in "Before You Begin" on page 25. • Attach the cable end with the single connector (blue) to the Intel desktop board (Figure 18, A). • Attach the cable end with the two closely spaced connectors (gray and black) to the drives (Figure 18, B).

  • Page 41: Connecting The Serial Ata (Sata) Cable

    Installing and Replacing Desktop Board Components Connecting the Serial ATA (SATA) Cable The SATA cable supports the Serial ATA protocol and connects a single drive to the desktop board. For correct cable function: 1. Observe the precaution in "Before You Begin" on page 25. 2.

  • Page 42: Connecting To Internal Headers

    Intel Desktop Board D946GZAB Product Guide Connecting to Internal Headers Before connecting cables to the internal headers, observe the precautions in "Before You Begin" on page 25. Figure 20 shows the location of the internal headers. Item Description HD Audio Link...

  • Page 43: Installing A Front Panel Audio Solution For Intel ® High Definition Audio

    Figure 20, B on page 42 shows the location of the yellow front panel audio header. Table 4 shows the pin assignments for the front panel audio header. Table 4. Front Panel Audio Header Signal Names for Intel High Definition Audio...

  • Page 44: Connecting To The Usb 2.0 Headers

    Intel Desktop Board D946GZAB Product Guide To restore back panel audio, follow these steps: 1. Observe the precautions in "Before You Begin" on page 25. 2. Turn off all peripheral devices connected to the computer. Turn off the computer and disconnect the AC power cord.

  • Page 45: Connecting To The Alternate Front Panel Power Led Header

    Installing and Replacing Desktop Board Components Connecting to the Alternate Front Panel Power LED Header Figure 20, C on page 42 shows the location of the alternate front panel power LED header. Pins 1 and 3 of this header duplicate the signals on pins 2 and 4 of the front panel header.

  • Page 46: Connecting To The Flexible Audio System

    Intel Desktop Board D946GZAB Product Guide Connecting to the Flexible Audio System After installing the audio driver, the multi-channel audio feature can be enabled. Figure 21 shows the back panel audio connectors. The default connector assignments are shown in the table. The connectors are retaskable using the audio driver interface.

  • Page 47: Connecting Chassis Fan And Power Cables

    Installing and Replacing Desktop Board Components Connecting Chassis Fan and Power Cables Connecting Chassis Fan Cables Connect the chassis fan cables to the two chassis fan headers on the desktop board. Figure 22 shows the location of the chassis fan headers. Figure 22.

  • Page 48: Connecting Power Cables

    Intel Desktop Board D946GZAB Product Guide Connecting Power Cables CAUTION Failure to use the 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.

  • Page 49: Other Connectors And Headers

    Installing and Replacing Desktop Board Components Other Connectors and Headers Figure 24 shows the location of the other connectors and headers on the desktop board. Item Description PCI bus connector 2 PCI bus connector 1 PCI Express x1 connector Diskette drive connector Chassis intrusion header Figure 24.

  • Page 50: Setting The Bios Configuration Jumper

    Intel Desktop Board D946GZAB Product Guide Setting the BIOS Configuration Jumper NOTE Always turn off the power and unplug the power cord from the computer before moving the jumper. Moving the jumper with the power on may result in unreliable computer operation.

  • Page 51: Jumper Settings For The Bios Setup Program Modes

    Installing and Replacing Desktop Board Components The three-pin BIOS jumper block enables all board configurations to be done in the BIOS Setup program. Table 10 shows the jumper settings for the BIOS Setup program modes. Table 10. Jumper Settings for the BIOS Setup Program Modes Jumper Setting Mode...

  • Page 52: Clearing Passwords

    Intel Desktop Board D946GZAB 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 25.

  • Page 53: Back Panel Connectors

    Installing and Replacing Desktop Board Components Back Panel Connectors NOTE The line out connector, located on the back panel, is designed to power either headphones or amplified speakers only. Poor audio quality may occur if passive (non-amplified) speakers are connected to this output. Figure 26 shows the back panel connectors.

  • Page 54: Replacing The Battery

    Intel Desktop Board D946GZAB Product Guide 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 55 Installing and Replacing Desktop Board Components VORSICHT Bei falschem Einsetzen einer neuen Batterie besteht Explosionsgefahr. Die Batterie darf nur durch denselben oder einen entsprechenden, vom Hersteller empfohlenen Batterietyp ersetzt werden. Entsorgen Sie verbrauchte Batterien den Anweisungen des Herstellers entsprechend. AVVERTIMENTO Esiste il pericolo di un esplosione se la pila non viene sostituita in modo corretto.
  • Page 56 Intel Desktop Board D946GZAB Product Guide VIGYAZAT Ha a telepet nem a megfelelő típusú telepre cseréli, az felrobbanhat. A telepeket lehetőség szerint újra kell hasznosítani. A használt telepeket a helyi környezetvédelmi előírásoknak megfelelően kell kiselejtezni. AWAS Risiko letupan wujud jika bateri digantikan dengan jenis yang tidak betul. Bateri sepatutnya dikitar semula jika boleh.
  • Page 57 Installing and Replacing Desktop Board Components UYARI Yanlış türde pil takıldığında patlama riski vardır. Piller mümkün olduğunda geri dönüştürülmelidir. Kullanılmış piller, yerel çevre yasalarına uygun olarak atılmalıdır. OСТОРОГА Використовуйте батареї правильного типу, інакше існуватиме ризик вибуху. Якщо можливо, використані батареї слід утилізувати. Утилізація використаних батарей...
  • Page 58 Intel Desktop Board D946GZAB Product Guide To replace the battery, follow these steps: 1. Observe the precautions in "Before You Begin" (see page 25). 2. Turn off all peripheral devices connected to the computer. Disconnect the computer’s power cord from the AC power source (wall outlet or power adapter).

  • Page 59: Updating The Bios

    Power-On Self-Test (POST) memory test begins and before the operating system boot begins. 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 Iso Image Bios Update File Or The Iflash Memory Update Utility

    Intel Flash Memory Update Utility You can obtain either of these files through your computer supplier or by navigating to the Desktop Board D946GZAB page on the Intel World Wide Web site at: http://support.intel.com/support/motherboards/desktop Navigate to the D946GZAB page, click “[view] Latest BIOS updates,” and select the ISO Image BIOS Update or Iflash BIOS Update utility file.

  • Page 61: Updating The Bios With Iflash

    CD-ROM, bootable USB flash drive, or other bootable USB media. The utility available on the Intel World Wide Web site provides a simple method for creating a bootable CD-ROM that will automatically update your BIOS. The Iflash BIOS update files can also be extracted locally to your hard drive and copied to a bootable USB flash drive or other bootable USB media.

  • Page 62: Recovering The Bios

    Intel Desktop Board D946GZAB Product Guide CAUTION Do not interrupt the process or the system may not function properly. 1. Uncompress the BIOS update file and copy the .BIO file, IFLASH.EXE, and .ITK file (optional) to a bootable USB flash drive or other bootable USB media.

  • Page 63: A Error Messages And Indicators

    A Error Messages and Indicators Desktop Board D946GZAB 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 64 Intel Desktop Board D946GZAB Product Guide...

  • Page 65: B Regulatory Compliance

    B Regulatory Compliance This appendix contains the following regulatory compliance information for Desktop Board D946GZAB: • Safety regulations • European Union Declaration of Conformity statement • Product Ecology statements • Electromagnetic Compatibility (EMC) regulations • Product certifications Safety Regulations Desktop Board D946GZAB complies with the safety regulations stated in Table 13 when correctly installed in a compatible host system.

  • Page 66: European Union Declaration Of Conformity Statement

    Intel Desktop Board D946GZAB Product Guide European Union Declaration of Conformity Statement We, Intel Corporation, declare under our sole responsibility that the product Intel ® Desktop Board D946GZAB is in conformity with all applicable essential requirements necessary for CE marking, following the provisions of the European Council Directive 89/336/EEC (EMC Directive) and Council Directive 73/23/EEC (Safety/Low Voltage Directive).

  • Page 67: Product Ecology Statements

    The following information is provided to address worldwide product ecology concerns and regulations. Recycling Considerations As part of its commitment to environmental responsibility, Intel has implemented the Intel Product Recycling Program to allow retail consumers of Intel’s branded products ®...
  • Page 68 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...
  • Page 69 & syarat, dsb. Portuguese Como parte deste compromisso com o respeito ao ambiente, a Intel implementou o Programa de Reciclagem de Produtos para que os consumidores finais possam enviar produtos Intel usados para locais selecionados, onde esses produtos são reciclados de maneira adequada.

  • Page 70: Lead-Free Desktop Board

    Intel Desktop Board D946GZAB Product Guide 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 71: Emc Regulations

    Regulatory Compliance EMC Regulations Desktop Board D946GZAB complies with the EMC regulations stated in Table 15 when correctly installed in a compatible host system. Table 15. 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 72: Ensure Electromagnetic Compatibility (Emc) Compliance

    Intel Desktop Board D946GZAB Product Guide Korean Class B statement translation: This is household equipment that is certified to comply with EMC requirements. You may use this equipment in residential environments and other non-residential environments. Ensure Electromagnetic Compatibility (EMC) Compliance...

  • Page 73: Product Certifications

    Description Mark UL joint US/Canada Recognized Component mark. Includes adjacent UL file number for Intel desktop boards: E210882. FCC Declaration of Conformity logo mark for Class B equipment. Includes Intel name and D946GZAB model designation. CE mark. Declaring compliance to European Union (EU) EMC directive (89/336/EEC) and Low Voltage directive (73/23/EEC).

  • Page 74: Chassis And Component Certifications

    Intel Desktop Board D946GZAB Product Guide Chassis and Component Certifications Ensure that the chassis and certain components; such as the power supply, peripheral drives, wiring, and cables; are components certified for the country or market where used. Agency certification marks on the product are proof of certification. Typical...

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