Product Guide
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Contents 1 Desktop Board Features Supported Operating Systems 10 Desktop Board Components 11 Processor ...13 Main Memory...13 Intel® 945GC Express Chipset 14 Onboard Audio Subsystem 14 Input/Output (I/O) Controller 15 LAN Subsystem 15 LAN Subsystem Software 15 RJ-45 LAN Connector LEDs 16 Hi-Speed USB 2.0 Support 16 Enhanced IDE Interface 17 Serial ATA...17 Expandability...17 BIOS...
Contents 1 Desktop Board Features Supported Operating Systems 10 Desktop Board Components 11 Processor ...13 Main Memory...13 Intel® 945GC Express Chipset 14 Onboard Audio Subsystem 14 Input/Output (I/O) Controller 15 LAN Subsystem 15 LAN Subsystem Software 15 RJ-45 LAN Connector LEDs 16 Hi-Speed USB 2.0 Support 16 Enhanced IDE Interface 17 Serial ATA...17 Expandability...17 BIOS...
Product Guide
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...Desktop Board D945GCNL Mounting Screw Hole Locations 26 6. Lift Socket Lever 27 7. Install the Processor 29 11. Connecting the IDE Cable 38 19. Back Panel Audio Connectors 43 22. Connecting Power Supply Cables 45 24. Removing the Battery 54 Tables 1. Jumper Settings for Intel.... Location of Chassis Fan Headers 44 23. Lead-Free Board Markings 64 14. Installing a PCI Express x16 Card 36 17. Internal Headers 40 21. Desktop Board D945GCNL Components 12 3. Desktop Board D945GCNL Components 11 2. LAN Connector LEDs 16 3. Connecting the Processor Fan Heat Sink ...
...Desktop Board D945GCNL Mounting Screw Hole Locations 26 6. Lift Socket Lever 27 7. Install the Processor 29 11. Connecting the IDE Cable 38 19. Back Panel Audio Connectors 43 22. Connecting Power Supply Cables 45 24. Removing the Battery 54 Tables 1. Jumper Settings for Intel.... Location of Chassis Fan Headers 44 23. Lead-Free Board Markings 64 14. Installing a PCI Express x16 Card 36 17. Internal Headers 40 21. Desktop Board D945GCNL Components 12 3. Desktop Board D945GCNL Components 11 2. LAN Connector LEDs 16 3. Connecting the Processor Fan Heat Sink ...
Product Guide
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... • Voltage sensing to detect out of range values • Intel® Precision Cooling Technology Related Links: For more information about Desktop Board D945GCNL, including the Technical Product Specification (TPS), BIOS updates, and device drivers, go to: http://support.intel.com/support/motherboards/desktop/ Supported Operating Systems The desktop board supports the following operating systems: • Microsoft Windows Vista...
... • Voltage sensing to detect out of range values • Intel® Precision Cooling Technology Related Links: For more information about Desktop Board D945GCNL, including the Technical Product Specification (TPS), BIOS updates, and device drivers, go to: http://support.intel.com/support/motherboards/desktop/ Supported Operating Systems The desktop board supports the following operating systems: • Microsoft Windows Vista...
Product Guide
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Desktop Board D945GCNL Components Label A B C D E F G H I J K L M N O P Q R S T U V W X Description Front panel audio header PCI bus connector 2 PCI bus connector 1 PCI Express x1 connector ...information about: • Desktop Board D945GCNL • Supported processors • Audio software and utilities • LAN software and drivers http://www.intel.com/design/motherbd http://support.intel.com/support/motherboards/desktop http://www.intel.com/go/FindCPU http://www.intel.com/design/motherbd http://www.intel.com/design/motherbd 12 Intel Desktop Board D945GCNL Product Guide Table 2....
Desktop Board D945GCNL Components Label A B C D E F G H I J K L M N O P Q R S T U V W X Description Front panel audio header PCI bus connector 2 PCI bus connector 1 PCI Express x1 connector ...information about: • Desktop Board D945GCNL • Supported processors • Audio software and utilities • LAN software and drivers http://www.intel.com/design/motherbd http://support.intel.com/support/motherboards/desktop http://www.intel.com/go/FindCPU http://www.intel.com/design/motherbd http://www.intel.com/design/motherbd 12 Intel Desktop Board D945GCNL Product Guide Table 2....
Product Guide
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... LAN Subsystem The LAN subsystem consists of the following: • Realtek RTL811B-GR Gigabit Ethernet Controller device for 10/100/1000 Mb/s Ethernet LAN connectivity • RJ-45 connector with status indicator LEDs LAN Subsystem Software For LAN software and drivers, refer to the D945GCNL link on Intel's World Wide Web site at: http://support.intel.com/support/motherboards/desktop...
... LAN Subsystem The LAN subsystem consists of the following: • Realtek RTL811B-GR Gigabit Ethernet Controller device for 10/100/1000 Mb/s Ethernet LAN connectivity • RJ-45 connector with status indicator LEDs LAN Subsystem Software For LAN software and drivers, refer to the D945GCNL link on Intel's World Wide Web site at: http://support.intel.com/support/motherboards/desktop...
Product Guide
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...ports via ICH7 (four ports routed to the back panel and four ports routed to two internal USB 2.0 headers). The desktop board supports up and the LAN subsystem is attached to accommodate operating systems that meets the requirements for a full-speed USB device. Use a shielded cable ...This may be required to the cable. Table 3. USB 2.0 ports are built into the RJ-45 LAN connector located on the back panel (see Figure 2). Intel Desktop Board D945GCNL Product Guide RJ-45 LAN Connector LEDs Two LEDs are backward compatible with USB 1.1 devices. USB 2.0 support requires both an ...
...ports via ICH7 (four ports routed to the back panel and four ports routed to two internal USB 2.0 headers). The desktop board supports up and the LAN subsystem is attached to accommodate operating systems that meets the requirements for a full-speed USB device. Use a shielded cable ...This may be required to the cable. Table 3. USB 2.0 ports are built into the RJ-45 LAN connector located on the back panel (see Figure 2). Intel Desktop Board D945GCNL Product Guide RJ-45 LAN Connector LEDs Two LEDs are backward compatible with USB 1.1 devices. USB 2.0 support requires both an ...
Product Guide
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...chassis cover has been removed. The security feature uses a mechanical switch on page 46 for the location of ACPI with the desktop board requires an operating system that provides full ACPI support. See Figure 23 on or off the computer power through the Advanced ...― Fan headers ― LAN wake capabilities ― Instantly Available PC technology (Suspend to RAM) ― +5 V standby power indicator LED ― Wake from USB ― Wake from an AC power failure, the computer returns to the chassis intrusion header on the desktop board. When resuming from PS/2 keyboard...
...chassis cover has been removed. The security feature uses a mechanical switch on page 46 for the location of ACPI with the desktop board requires an operating system that provides full ACPI support. See Figure 23 on or off the computer power through the Advanced ...― Fan headers ― LAN wake capabilities ― Instantly Available PC technology (Suspend to RAM) ― +5 V standby power indicator LED ― Wake from USB ― Wake from an AC power failure, the computer returns to the chassis intrusion header on the desktop board. When resuming from PS/2 keyboard...
Product Guide
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...switch the fan on or off . Add-in cards that support this desktop board must be able to provide enough standby current to support the standard Instantly Available (ACPI S3 sleep state) configuration. LAN Wake Capabilities CAUTION For LAN wake capabilities, the 5 V standby line for the power supply must be...has a dual-colored power LED on the front panel, the sleep state is indicated by a wake-up of the computer through a network. 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 ...
...switch the fan on or off . Add-in cards that support this desktop board must be able to provide enough standby current to support the standard Instantly Available (ACPI S3 sleep state) configuration. LAN Wake Capabilities CAUTION For LAN wake capabilities, the 5 V standby line for the power supply must be...has a dual-colored power LED on the front panel, the sleep state is indicated by a wake-up of the computer through a network. 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 ...
Product Specification
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...1 Product Description 1.1 Overview 10 1.1.1 Feature Summary 10 1.1.2 Board Layout 12 1.1.3 Block Diagram 14 1.2 Online Support 15 1.3 Processor 15 1.4 System Memory 16 1.4.1 Memory Configurations 17 1.5 Intel® 945GC Chipset 18 1.5.1 Intel 945GC Graphics Subsystem 18 1.5.2 USB 20 1.5.3 IDE Support 21... Subsystem 24 1.8.1 Audio Subsystem Software 24 1.8.2 Audio Connectors 24 1.8.3 6 Channel (5.1) Audio Subsystem 25 1.9 LAN Subsystem 26 1.9.1 LAN Subsystem Software 26 1.9.2 Realtek RTL8111B-GR Physical Layer Interface Device 26 1.10 Hardware Management Subsystem 28 1.10.1...
...1 Product Description 1.1 Overview 10 1.1.1 Feature Summary 10 1.1.2 Board Layout 12 1.1.3 Block Diagram 14 1.2 Online Support 15 1.3 Processor 15 1.4 System Memory 16 1.4.1 Memory Configurations 17 1.5 Intel® 945GC Chipset 18 1.5.1 Intel 945GC Graphics Subsystem 18 1.5.2 USB 20 1.5.3 IDE Support 21... Subsystem 24 1.8.1 Audio Subsystem Software 24 1.8.2 Audio Connectors 24 1.8.3 6 Channel (5.1) Audio Subsystem 25 1.9 LAN Subsystem 26 1.9.1 LAN Subsystem Software 26 1.9.2 Realtek RTL8111B-GR Physical Layer Interface Device 26 1.10 Hardware Management Subsystem 28 1.10.1...
Product Specification
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...53 12. Localized High Temperature Zones 60 Tables 1. Supported Memory Configurations 16 4. I/O Map 40 11. Serial ATA Connectors 48 18. LAN Connector LED Locations 27 5. Connection Diagram for Front Panel Header 51 11. Effects of the Standby Power Indicator LED 35 7. Chassis ... 9 47 15. Power States and Targeted System Power 31 7. Interrupts 42 13. Board Components 12 2. Block Diagram 14 3. Feature Summary 10 2. LAN Connector LED States 27 5. DMA Channels 39 10. Board Dimensions 56 14. System Memory Map 39 9. Front Panel Audio Header 48 16. ...
...53 12. Localized High Temperature Zones 60 Tables 1. Supported Memory Configurations 16 4. I/O Map 40 11. Serial ATA Connectors 48 18. LAN Connector LED Locations 27 5. Connection Diagram for Front Panel Header 51 11. Effects of the Standby Power Indicator LED 35 7. Chassis ... 9 47 15. Power States and Targeted System Power 31 7. Interrupts 42 13. Board Components 12 2. Block Diagram 14 3. Feature Summary 10 2. LAN Connector LED States 27 5. DMA Channels 39 10. Board Dimensions 56 14. System Memory Map 39 9. Front Panel Audio Header 48 16. ...
Product Specification
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1 Product Description What This Chapter Contains 1.1 Overview 10 1.2 Online Support 15 1.3 Processor 15 1.4 System Memory 16 1.5 Intel® 945GC Chipset 18 1.6 PCI Express* Connectors 22 1.7 Legacy I/O Controller 23 1.8 Audio Subsystem 24 1.9 LAN Subsystem 26 1.10 Hardware Management Subsystem 28 1.11 Power Management 30 9
1 Product Description What This Chapter Contains 1.1 Overview 10 1.2 Online Support 15 1.3 Processor 15 1.4 System Memory 16 1.5 Intel® 945GC Chipset 18 1.6 PCI Express* Connectors 22 1.7 Legacy I/O Controller 23 1.8 Audio Subsystem 24 1.9 LAN Subsystem 26 1.10 Hardware Management Subsystem 28 1.11 Power Management 30 9
Product Specification
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.../2 keyboard and mouse ports 10/100/1000 Mbits/sec LAN subsystem using the Realtek RTL8111B-GR device • Intel® BIOS (resident in the SPI Flash device) • Support for up to 2 GB of system memory Intel® 945GC Chipset, consisting of the board. Table 1. Intel Desktop Board D945GCNL Technical Product Specification 1.1 Overview 1.1.1 Feature Summary Table 1 summarizes the...
.../2 keyboard and mouse ports 10/100/1000 Mbits/sec LAN subsystem using the Realtek RTL8111B-GR device • Intel® BIOS (resident in the SPI Flash device) • Support for up to 2 GB of system memory Intel® 945GC Chipset, consisting of the board. Table 1. Intel Desktop Board D945GCNL Technical Product Specification 1.1 Overview 1.1.1 Feature Summary Table 1 summarizes the...
Product Specification
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...; PCI Conventional bus power management ⎯ Supports ACPI technology ⎯ Supports LAN wake capabilities 1.9.1 LAN Subsystem Software LAN software and drivers are available from Intel's World Wide Web site. Intel Desktop Board D945GCNL Technical Product Specification 1.9 LAN Subsystem The LAN subsystem consists of the LAN subsystem include: • CSMA/CD protocol engine • LAN connect interface that contains the MAC address 26
...; PCI Conventional bus power management ⎯ Supports ACPI technology ⎯ Supports LAN wake capabilities 1.9.1 LAN Subsystem Software LAN software and drivers are available from Intel's World Wide Web site. Intel Desktop Board D945GCNL Technical Product Specification 1.9 LAN Subsystem The LAN subsystem consists of the LAN subsystem include: • CSMA/CD protocol engine • LAN connect interface that contains the MAC address 26
Product Specification
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LAN Connector LED States LED A B LED Color Green None Green Yellow LED State Blinking Off On On Condition LAN activity is established. 10 Mbits/sec data rate is selected. 100 Mbits/sec data rate is selected. 1000 Mbits/sec data rate is operating. Product Description 1.9.2.1 RJ-45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ-45 LAN connector (shown in Figure 4). LAN Connector LED Locations Table 4 describes the LED states when the board is powered up and the 10/100/1000 Mbits/sec LAN subsystem is selected. 27 Table 4. Figure 4.
LAN Connector LED States LED A B LED Color Green None Green Yellow LED State Blinking Off On On Condition LAN activity is established. 10 Mbits/sec data rate is selected. 100 Mbits/sec data rate is selected. 1000 Mbits/sec data rate is operating. Product Description 1.9.2.1 RJ-45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ-45 LAN connector (shown in Figure 4). LAN Connector LED Locations Table 4 describes the LED states when the board is powered up and the 10/100/1000 Mbits/sec LAN subsystem is selected. 27 Table 4. Figure 4.
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...ACPI with an ACPI-aware operating system. working state) Soft-off ) Wake-up (ACPI G0 - Effects of a computer. Intel Desktop Board D945GCNL Technical Product Specification 1.11 Power Management Power management is implemented at several levels, including: • Software support through Advanced Configuration... and Power Interface (ACPI) • Hardware support: ⎯ Power connector ⎯ Fan headers ⎯ LAN wake capabilities ⎯ Instantly Available PC technology ⎯ Wake from USB ⎯ Wake from PS/2 devices ⎯ Power Management...
...ACPI with an ACPI-aware operating system. working state) Soft-off ) Wake-up (ACPI G0 - Effects of a computer. Intel Desktop Board D945GCNL Technical Product Specification 1.11 Power Management Power management is implemented at several levels, including: • Software support through Advanced Configuration... and Power Interface (ACPI) • Hardware support: ⎯ Power connector ⎯ Fan headers ⎯ LAN wake capabilities ⎯ Instantly Available PC technology ⎯ Wake from USB ⎯ Wake from PS/2 devices ⎯ Power Management...
Product Specification
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Intel Desktop Board D945GCNL Technical Product Specification 1.11.1.3 Wake-up Devices and Events Table 7 lists the devices or specific events that the power supply provides adequate +5 V standby current if LAN wake capabilities and Instantly Available PC technology features are used. Wake-up Devices and Events These devices/events can wake up support LAN...that provides full ACPI support. Table 7. The board provides several power management hardware features, including: • Power connector • Fan headers • LAN wake capabilities • Instantly Available PC technology...
Intel Desktop Board D945GCNL Technical Product Specification 1.11.1.3 Wake-up Devices and Events Table 7 lists the devices or specific events that the power supply provides adequate +5 V standby current if LAN wake capabilities and Instantly Available PC technology features are used. Wake-up Devices and Events These devices/events can wake up support LAN...that provides full ACPI support. Table 7. The board provides several power management hardware features, including: • Power connector • Fan headers • LAN wake capabilities • Instantly Available PC technology...
Product Specification
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... returns to provide adequate standby current when implementing Instantly Available PC technology can damage the power supply. Intel Desktop Board D945GCNL Technical Product Specification 1.11.2.3 LAN Wake Capabilities CAUTION For LAN wake capabilities, the +5 V standby line for the power supply must be capable of providing adequate ... to be used to enter the ACPI S3 (Suspend-toRAM) sleep-state. LAN wake capabilities enable remote wake-up the computer. Table 7 on the LAN implementation, the board supports LAN wake capabilities with ACPI in cards, and drivers. 1.11.2.5 Wake from USB...
... returns to provide adequate standby current when implementing Instantly Available PC technology can damage the power supply. Intel Desktop Board D945GCNL Technical Product Specification 1.11.2.3 LAN Wake Capabilities CAUTION For LAN wake capabilities, the +5 V standby line for the power supply must be capable of providing adequate ... to be used to enter the ACPI S3 (Suspend-toRAM) sleep-state. LAN wake capabilities enable remote wake-up the computer. Table 7 on the LAN implementation, the board supports LAN wake capabilities with ACPI in cards, and drivers. 1.11.2.5 Wake from USB...
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.... PCI Configuration Space Map Bus Device Function Number (hex) Number (hex) Number (hex) Description 00 00 00 Memory controller of Intel 82945GC component 00 01 00 PCI Express x16 graphics port (Note 1) 00 02 00 Integrated graphics controller 00 1B 00 High Definition ...03 SMBus controller (Note 2) 00 00 PCI Conventional bus connector 1 (Note 2) 01 00 PCI Conventional bus connector 2 (Note 2) 08 00 LAN PLC 01 00 00 PCI Express video controller (if present) Notes: 1. Technical Reference 2.4 PCI Configuration Space Map Table 11 shows the PCI configuration...
.... PCI Configuration Space Map Bus Device Function Number (hex) Number (hex) Number (hex) Description 00 00 00 Memory controller of Intel 82945GC component 00 01 00 PCI Express x16 graphics port (Note 1) 00 02 00 Integrated graphics controller 00 1B 00 High Definition ...03 SMBus controller (Note 2) 00 00 PCI Conventional bus connector 1 (Note 2) 01 00 PCI Conventional bus connector 2 (Note 2) 08 00 LAN PLC 01 00 00 PCI Express video controller (if present) Notes: 1. Technical Reference 2.4 PCI Configuration Space Map Table 11 shows the PCI configuration...
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... cards that does not share a PIRQ line will have a unique interrupt. PCI Interrupt Routing Map PCI Interrupt Source PCI bus connector 1 PCI bus connector 2 ICH7 LAN PIRQA PIRQB INTA ICH7 PIRQ Signal Name PIRQC PIRQD PIRQE PIRQF INTD INTA INTA INTB PIRQG INTB INTC PIRQH INTC INTD NOTE In PIC mode... Conventional bus. Refer to Table 12 for two or more interrupts is not an absolute requirement.) • INTC and INTD: Generally, a third interrupt on the board and therefore share the same interrupt.
... cards that does not share a PIRQ line will have a unique interrupt. PCI Interrupt Routing Map PCI Interrupt Source PCI bus connector 1 PCI bus connector 2 ICH7 LAN PIRQA PIRQB INTA ICH7 PIRQ Signal Name PIRQC PIRQD PIRQE PIRQF INTD INTA INTA INTB PIRQG INTB INTC PIRQH INTC INTD NOTE In PIC mode... Conventional bus. Refer to Table 12 for two or more interrupts is not an absolute requirement.) • INTC and INTD: Generally, a third interrupt on the board and therefore share the same interrupt.
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Technical Reference Item A B C D E F G H I J Description PS/2 mouse port PS/2 keyboard port Parallel port Serial port VGA port LAN USB ports [4] Audio line in Mic in Audio line out Figure 8. Poor audio quality occurs if passive (non-amplified) speakers are connected to power headphones or amplified speakers only. 2.7.1 Back Panel Connectors Figure 8 shows the location of the back panel connectors. Back Panel Connectors NOTE The back panel audio line out connector is designed to this output. 45
Technical Reference Item A B C D E F G H I J Description PS/2 mouse port PS/2 keyboard port Parallel port Serial port VGA port LAN USB ports [4] Audio line in Mic in Audio line out Figure 8. Poor audio quality occurs if passive (non-amplified) speakers are connected to power headphones or amplified speakers only. 2.7.1 Back Panel Connectors Figure 8 shows the location of the back panel connectors. Back Panel Connectors NOTE The back panel audio line out connector is designed to this output. 45