Intel® Desktop Board D945GCNL Product Guide Order Number: D98010-002
Revision History Revision Revision History Date -001 First release of the Intel® Desktop Board D945GCNL Product Guide May 2007 -002 Second release of the Intel® Desktop Board D945GCNL Product Guide June 2007 If an FCC declaration of conformity marking is present on the board, the following statement applies: FCC Declaration of Conformity This device complies with Part 15 of the FCC Rules.
Preface This Product Guide gives information about board layout, component installation, BIOS update, and regulatory requirements for Intel® Desktop Board D945GCNL. 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.
Intel Desktop Board D945GCNL Product Guide Terminology The table below gives descriptions of some common terms used in the product guide.
Contents 1 Desktop Board Features Supported Operating Systems..............................................................................10 Desktop Board Components.................................................................................11 Processor..........................................................................................................13 Main Memory.....................................................................................................
Intel Desktop Board D945GCNL Product Guide Installing the Processor Fan Heat Sink ...........................................................30 Connecting the Processor Fan Heat Sink Cable................................................31 Removing the Processor ..............................................................................31 Installing and Removing Memory..........................................................................32 Installing DIMMs ............................................
Contents Figures 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. Desktop Board D945GCNL Components ...........................................................11 LAN Connector LEDs .....................................................................................16 Location of Standby Power Indicator................................................................21 Installing the I/O Shield ...................................................................
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1 Desktop Board Features This chapter briefly describes the main features of Intel® Desktop Board D945GCNL. Table 1 summarizes the major features of the desktop board. Table 1. Feature Summary Form Factor microATX (243.84 millimeters [9.60 inches] x 243.84 millimeters [9.60 inches]) Processor Support for an Intel® processor in the LGA775 package Main Memory • Two 240-pin, DDR2 1.
Intel Desktop Board D945GCNL Product Guide Table 1.
Desktop Board Features Desktop Board Components Figure 1 shows the approximate location of the major components on Desktop Board D945GCNL. Figure 1.
Intel Desktop Board D945GCNL Product Guide Table 2.
Desktop Board Features Processor 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. Desktop Board D945GCNL 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.
Intel Desktop Board D945GCNL Product Guide NOTE Regardless of the DIMM type used, the memory frequency will either be equal to or less than the processor system bus frequency. For example, if DDR2 533 memory is used with an 800 MHz system bus frequency processor, the memory will operate at 533 MHz. Related Links: Go to the following links or pages for more information about: • • SDRAM specifications, http://www.intel.
Desktop Board Features • Back panel audio connectors that are configurable through the audio device drivers: ― Line in/retasking jack ― Line out/retasking jack ― Mic in/retasking jack Related Links: Go to the following link or pages for more information about: • • • Audio drivers and utilities http://support.intel.
Intel Desktop Board D945GCNL Product Guide 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. Table 3.
Desktop Board Features 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) ATAPI-style devices (such as CD-ROM drives) Older PIO Mode devices Ultra DMA-33 and ATA-66/100 protocols Serial ATA The desktop board supports four Serial ATA channels (3.0 Gb/s) via ICH7, connecting one device per channel.
Intel Desktop Board D945GCNL Product Guide PCI* and PCI Express* Auto Configuration If you install a PCI/PCI Express add-in card in your computer, the PCI/PCI Express auto-configuration utility in the BIOS automatically detects and configures the resources (IRQs, DMA channels, and I/O space) for that add-in card. You do not need to run the BIOS Setup program after you install a PCI/PCI Express add-in card.
Desktop Board Features 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 46 for the location of the chassis intrusion header.
Intel Desktop Board D945GCNL Product Guide Fan Headers The function/operation of the fans is as follows: • • • • • The fans are on when the computer is in the ACPI S0 or S1 state. The fans are off when the computer is in the ACPI S3, S4, or S5 state. Each fan header is wired to a tachometer input of the hardware monitoring and control device. All fan headers support closed-loop fan control that can adjust the fan speed or switch the fan on or off as needed. All fan headers have a +12 V dc connection.
Desktop Board Features +5 V Standby Power Indicator LED CAUTION If the AC power has been switched off and the standby power indicator is still lit, disconnect the power cord before installing or removing any devices connected to the board. Failure to do so could damage the board and any attached devices. The desktop board’s standby power indicator, shown in Figure 3, is lit when there is standby power still present on the board even when the computer appears to be off.
Intel Desktop Board D945GCNL Product Guide Wake from USB NOTE Wake from USB requires the use of a USB peripheral that supports Wake from USB. USB bus activity wakes the computer from an ACPI S1 or S3 state. Wake from PS/2* Keyboard/Mouse PS/2 keyboard/mouse activity wakes the computer from an ACPI S1 or S3 state. PME# Signal Wake-up Support When the PME# signal on the PCI bus is asserted, the computer wakes from an ACPI S1, S3, S4, or S5 state.
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 Connect the IDE and Serial ATA cables Connect to the internal headers Connect the flexible audio system Connect the chassis fan and power cables Set the BIOS configuration jumper Clear passwords Replace the battery Before You Begin CAUTIONS The
Intel Desktop Board D945GCNL Product Guide Installation Precautions When you install and test the Intel desktop board, observe all warnings and cautions in the installation instructions.
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. Place the shield inside the chassis as shown in Figure 4. Press the shield into place so that it fits tightly and securely.
Intel Desktop Board D945GCNL 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. Do not lift or handle the desktop board by the chipset heat sink.
Installing and Replacing Desktop Board Components 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; the standby power LED should not be lit (see Figure 3 on page 21). Failure to do so could damage the processor and the board.
Intel Desktop Board D945GCNL Product Guide 3. Lift the load plate (Figure 7, A). Do not touch the socket contacts (Figure 7, B). Figure 7. Lift the Load Plate 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.
Installing and Replacing Desktop Board Components 5. Remove the processor from the protective processor cover. Hold the processor only at the edges, being careful not to touch the bottom of the processor (see Figure 9). Do not discard the protective processor cover. Always replace the processor cover if the processor is removed from the socket. Figure 9. Remove the Processor from the Protective Processor Cover 6. Hold the processor with your thumb and index fingers oriented as shown in Figure 10.
Intel Desktop Board D945GCNL Product Guide 7. Pressing down on the load plate (Figure 11, A) close and engage the socket lever (Figure 11, B). Figure 11. Close the Load Plate Installing the Processor Fan Heat Sink Desktop Board D945GCNL has an integrated processor fan heat sink retention mechanism (RM).
Installing and Replacing Desktop Board Components Connecting the Processor Fan Heat Sink Cable Connect the processor fan heat sink cable to the 4-pin processor fan header (see Figure 12). A fan with a 4-pin connector as shown in Figure 12, A is recommended; however, a fan with a 3-pin connector (Figure 12, B) can be used. Since the 3-pin fan cannot use the onboard fan control, the fan will always operate at full speed. Figure 12.
Intel Desktop Board D945GCNL Product Guide 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 The desktop board has two 240-pin DDR2 DIMM sockets providing Channel A and Channel B.
Installing and Replacing Desktop Board Components 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.
Intel Desktop Board D945GCNL Product Guide Installing DIMMs To install a DIMM, follow these steps: 1. Observe the precautions in "Before You Begin" on page 23. 2. Turn off all peripheral devices connected to the computer. Turn off the computer and disconnect the AC power cord. 3. Remove the computer’s cover and locate the DIMM sockets (see Figure 15). Figure 15. Installing a DIMM 4. Make sure the clips at either end of the DIMM socket(s) are pushed outward to the open position. 5.
Installing and Replacing Desktop Board Components Removing DIMMs To remove a DIMM, follow these steps: 1. 2. 3. 4. 5. Observe the precautions in "Before You Begin" on page 23. Turn off all peripheral devices connected to the computer. Turn off the computer. Remove the AC power cord from the computer. Remove the computer’s cover. Gently spread the retaining clips at each end of the DIMM socket. The DIMM pops out of the socket. 6.
Intel Desktop Board D945GCNL 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.
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 23. 2. Remove the screw (Figure 17, A) that secures the card’s metal bracket to the chassis back panel. 3. Push back on the retention mechanism lever (Figure 17, B) until the retention pin completely clears the notch in the card. 4. Pull the card straight up (Figure 17, C). Figure 17.
Intel Desktop Board D945GCNL Product Guide Connecting the IDE Cable The IDE cable can connect two drives to the desktop board. The cable supports the ATA-66/100 transfer protocol. Figure 18 shows the correct installation of the cable. NOTES ATA-66/100 compatible cables are backward compatible with drives using slower IDE transfer protocols.
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 precautions in "Before You Begin" on page 23. 2. Attach the locking cable end to the connector on the board (Figure 19, A). 3. Attach the cable end without the lock to the drive (Figure 19, B). Figure 19.
Intel Desktop Board D945GCNL Product Guide Connecting to Internal Headers Before connecting cables to the internal headers, observe the precautions in "Before You Begin" on page 23. Figure 20 shows the location of the internal headers. Item Description A B C D Front panel audio USB 2.0 Front panel Alternate front panel power LED Figure 20.
Installing and Replacing Desktop Board Components Installing a Front Panel Audio Solution for Intel® High Definition Audio Figure 20, A on page 40 shows the location of the yellow front panel audio header. Table 4 shows the pin assignments for the front panel audio header. Table 4.
Intel Desktop Board D945GCNL Product Guide To restore back panel audio, follow these steps: 1. Observe the precautions in "Before You Begin" on page 23. 2. Turn off all peripheral devices connected to the computer. Turn off the computer and disconnect the AC power cord. 3. Remove the cover. 4. Remove the front panel audio cable. 5. Replace the cover. Connecting to the USB 2.0 Headers Before connecting to the USB 2.0 headers, observe the precautions in "Before You Begin" on page 23.
Installing and Replacing Desktop Board Components Connecting to the Alternate Front Panel Power LED Header Figure 20, D on page 40 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. If your chassis has a three-pin power LED cable, connect it to this header. Table 8 shows the pin assignments for the alternate front panel power LED header. Table 8.
Intel Desktop Board D945GCNL Product Guide 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.
Installing and Replacing Desktop Board Components 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. The 2 x 12 pin main power connector on the desktop board is backwards compatible with ATX12V power supplies with 2 x 10 connectors. Figure 23 shows the location of the desktop board power connectors. Figure 23.
Intel Desktop Board D945GCNL Product Guide Other Connectors and Headers Figure 24 shows the location of the other connectors and headers on the desktop board. Item Description A PCI bus connector 2 B PCI bus connector 1 C PCI Express x1 connector D Chassis intrusion header E Diskette drive connector Figure 24.
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 moving the jumper. Moving the jumper with the power on may result in unreliable computer operation. Figure 25 shows the location of the desktop board’s BIOS configuration jumper block. Figure 25.
Intel Desktop Board D945GCNL Product Guide The three-pin BIOS jumper block enables all board configuration to be done in the BIOS Setup program. Table 9 shows the jumper settings for the BIOS Setup program modes. Table 9. Jumper Settings for the BIOS Setup Program Modes Jumper Setting 48 Mode Description Normal (default) (1-2) The BIOS uses the current configuration and passwords for booting. Configure (2-3) After the Power-On Self-Test (POST) runs, the BIOS displays the Maintenance Menu.
Installing and Replacing Desktop Board Components 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 23. 2. Turn off all peripheral devices connected to the computer. Turn off the computer. Disconnect the computer’s power cord from the AC power source (wall outlet or power adapter). 3. Remove the computer cover. 4.
Intel Desktop Board D945GCNL 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. The clock is accurate to ± 13 minutes/year at 25 ºC with 3.3 VSB applied.
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.
Intel Desktop Board D945GCNL 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. Pelupusan bateri terpakai mestilah mematuhi peraturan alam sekitar tempatan.
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 має бути виконана згідно місцевих норм, що регулюють охорону довкілля.
Intel Desktop Board D945GCNL Product Guide To replace the battery, follow these steps: 1. Observe the precautions in "Before You Begin" (see page 23). 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). 3. Remove the computer cover. 4. Locate the battery on the board (see Figure 26). 5. With a medium flat-bladed screwdriver, gently pry the battery free from its connector.
3 Updating the BIOS The BIOS Setup program can be used to view and change the BIOS settings for the computer. You can access the BIOS Setup program by pressing the key after the 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.
Intel Desktop Board D945GCNL Product Guide Obtaining the BIOS Update File You can update to a new version of the BIOS by using the BIOS update file. The BIOS update file is a compressed self-extracting archive that contains all the files you need to update the BIOS.
A Error Messages and Indicators Desktop Board D945GCNL 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. Table 10 lists the BIOS beep codes. Table 10.
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B Regulatory Compliance This appendix contains the following regulatory compliance information for Desktop Board D945GCNL: • • • • • Safety standards European Union Declaration of Conformity statement Product Ecology statements Electromagnetic Compatibility (EMC) regulations Product certifications Safety Standards Desktop Board D945GCNL complies with the safety standards stated in Table 12 when correctly installed in a compatible host system. Table 12.
Intel Desktop Board D945GCNL Product Guide European Union Declaration of Conformity Statement We, Intel Corporation, declare under our sole responsibility that the product Intel® Desktop Board D945GCNL is in conformity with all applicable essential requirements necessary for CE marking, following the provisions of the European Council Directives 2004/108/EC (EMC Directive) and 2006/95/EC (Low Voltage Directive).
Regulatory Compliance Norsk Dette produktet er i henhold til bestemmelsene i det europeiske direktivet 2004/108/EC & 2006/95/EC. Polski Niniejszy produkt jest zgodny z postanowieniami Dyrektyw Unii Europejskiej 2004/108/EC i 2006/95/EC. Portuguese Este produto cumpre com as normas da Diretiva Européia 2004/108/EC & 2006/95/EC. Español Este producto cumple con las normas del Directivo Europeo 2004/108/EC & 2006/95/EC.
Intel Desktop Board D945GCNL Product Guide Deutsch Als Teil von Intels Engagement für den Umweltschutz hat das Unternehmen das Intel Produkt-Recyclingprogramm implementiert, das Einzelhandelskunden von Intel Markenprodukten ermöglicht, gebrauchte Produkte an ausgewählte Standorte für ordnungsgemäßes Recycling zurückzugeben. Details zu diesem Programm, einschließlich der darin eingeschlossenen Produkte, verfügbaren Standorte, Versandanweisungen, Bedingungen usw., finden Sie auf der http://www.intel.
Regulatory Compliance 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. Consulte o site http://www.intel.
Intel Desktop Board D945GCNL Product Guide Table 13. Lead-Free Board Markings Description Mark nd Lead-Free 2 Level Interconnect: This symbol is used to identify electrical and electronic assemblies and components in which the lead (Pb) concentration level in the Intel Desktop Board substrate and the solder connections from the board to the components (second-level interconnect) is not greater than 0.1% by weight (1000 ppm).
Regulatory Compliance EMC Regulations Desktop Board D945GCNL complies with the EMC regulations stated in Table 14 when correctly installed in a compatible host system. Table 14. EMC Regulations Regulation Title FCC 47 CFR Part 15, Subpart B Title 47 of the Code of Federal Regulations, Part 15, Subpart B, Radio Frequency Devices. (USA) ICES-003 Issue 4 (Class B) Interference-Causing Equipment Standard, Digital Apparatus.
Intel Desktop Board D945GCNL 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 Before computer integration, make sure that the power supply and other modules or peripherals, as applicable, have passed Class B EMC testing and are marked accordingly.
Regulatory Compliance Product Certifications Board-Level Certification Markings Desktop Board D945GCNL has the product certification markings shown in Table 15. Table 15. Product Certification Markings 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 D945GCNL model designation. CE mark.
Intel Desktop Board D945GCNL 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 product certifications include: In Europe The CE marking signifies compliance with all applicable European requirements.
