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Intel® Desktop Board D945GCLF Technical Product Specification April 2008 Order Number: E35968-001US The Intel® Desktop Board D945GCLF may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata are documented in the Intel Desktop Board D945GCLF Specification Update.
Intel® Desktop Board D945GCLF Technical Product Specification April 2008 Order Number: E35968-001US The Intel® Desktop Board D945GCLF may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata are documented in the Intel Desktop Board D945GCLF Specification Update.
Product Specification
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... characteristics of the Intel® Desktop Board D945GCLF Technical Product Specification. Intel reserves these for future definition and shall have no responsibility whatsoever for conflicts or incompatibilities arising from published specifications. Contact your local Intel sales office or your product order. Copyright © 2008, Intel Corporation. UNLESS OTHERWISE AGREED IN WRITING BY INTEL, THE INTEL PRODUCTS ARE NOT...
... characteristics of the Intel® Desktop Board D945GCLF Technical Product Specification. Intel reserves these for future definition and shall have no responsibility whatsoever for conflicts or incompatibilities arising from published specifications. Contact your local Intel sales office or your product order. Copyright © 2008, Intel Corporation. UNLESS OTHERWISE AGREED IN WRITING BY INTEL, THE INTEL PRODUCTS ARE NOT...
Product Specification
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... and battery disposal information Typographical Conventions This section contains information about the Desktop Board D945GCLF and its components to system integrators. Preface This Technical Product Specification (TPS) specifies the board layout, components, connectors, power and environmental requirements, and the BIOS for general audiences. Not all of this...
... and battery disposal information Typographical Conventions This section contains information about the Desktop Board D945GCLF and its components to system integrators. Preface This Technical Product Specification (TPS) specifies the board layout, components, connectors, power and environmental requirements, and the BIOS for general audiences. Not all of this...
Product Specification
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Voltages are the property of their respective owners. iv Intel Desktop Board D945GCLF Technical Product Specification Other Common Notation # GB GB/sec Gbit KB Kbit kbits/sec MB MB/sec Mbit Mbit/sec xxh x.x V * Used after a signal name to indicate third-party brands and names that are DC unless otherwise specified. Volts. This symbol ...
Voltages are the property of their respective owners. iv Intel Desktop Board D945GCLF Technical Product Specification Other Common Notation # GB GB/sec Gbit KB Kbit kbits/sec MB MB/sec Mbit Mbit/sec xxh x.x V * Used after a signal name to indicate third-party brands and names that are DC unless otherwise specified. Volts. This symbol ...
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Intel Desktop Board D945GCLF Technical Product Specification 2.5.2 Fan Header Current Capability 51 2.5.3 Add-in Board Considerations 52 2.6 Thermal Considerations 52 2.7 Reliability 54 2.8 Environmental 54 3 Overview of BIOS Features 55 3.1 Introduction 55 3.2 BIOS ...
Intel Desktop Board D945GCLF Technical Product Specification 2.5.2 Fan Header Current Capability 51 2.5.3 Add-in Board Considerations 52 2.6 Thermal Considerations 52 2.7 Reliability 54 2.8 Environmental 54 3 Overview of BIOS Features 55 3.1 Introduction 55 3.2 BIOS ...
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...28. Table 23. Feature Summary 10 Board Components Shown in Figure 1 13 Supported Memory Configurations 16 Audio Jack Retasking Support 23 LAN Connector LED States 26 Effects of Pressing the Power Switch 29 Power States and Targeted System Power 30 Wake-up Devices and Events...Settings 49 Recommended Power Supply Current Values 51 Fan Header Current Capability 51 Thermal Considerations for Components 53 Desktop Board D945GCLF Environmental Specifications 54 BIOS Setup Program Menu Bar 56 BIOS Setup Program Function Keys 56 Acceptable Drives/Media Types for Front Panel USB ...
...28. Table 23. Feature Summary 10 Board Components Shown in Figure 1 13 Supported Memory Configurations 16 Audio Jack Retasking Support 23 LAN Connector LED States 26 Effects of Pressing the Power Switch 29 Power States and Targeted System Power 30 Wake-up Devices and Events...Settings 49 Recommended Power Supply Current Values 51 Fan Header Current Capability 51 Thermal Considerations for Components 53 Desktop Board D945GCLF Environmental Specifications 54 BIOS Setup Program Menu Bar 56 BIOS Setup Program Function Keys 56 Acceptable Drives/Media Types for Front Panel USB ...
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Table 32. Table 33. Table 35. Table 38. Table 31. Table 39. Table 37. Table 36. Front-panel Power LED Blink Codes 65 Beep Codes 66 BIOS Error Messages 66 Port 80h POST Code Ranges 67 Port 80h POST Codes 68 Typical Port 80h POST Sequence 71 Safety Standards 73 Lead-Free Board Markings 78 EMC Regulations 79 Product Certification Markings 80 viii Intel Desktop Board D945GCLF Technical Product Specification Table 30. Table 34.
Table 32. Table 33. Table 35. Table 38. Table 31. Table 39. Table 37. Table 36. Front-panel Power LED Blink Codes 65 Beep Codes 66 BIOS Error Messages 66 Port 80h POST Code Ranges 67 Port 80h POST Codes 68 Typical Port 80h POST Sequence 71 Safety Standards 73 Lead-Free Board Markings 78 EMC Regulations 79 Product Certification Markings 80 viii Intel Desktop Board D945GCLF Technical Product Specification Table 30. Table 34.
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...; One Parallel ATA IDE interface with UDMA 33, ATA-66/100 support • PS/2 keyboard and mouse ports 10/100 Mbits/sec LAN subsystem using Realtek RTL8102EL LAN adapter device • Intel® BIOS (resident in the SPI Flash device) • Support for up to 2 GB of system memory... the following: • Soldered-down Intel® Atom® processor 230 with a 533 MHz system bus • One 240-pin DDR2 SDRAM Dual Inline Memory Module (DIMM) socket • Support for DDR2 533 MHz and DDR2 400 MHz DIMMs (DDR2 800 MHz and DDR 667 MHz validated to run at 533 MHz only) • Support for...
...; One Parallel ATA IDE interface with UDMA 33, ATA-66/100 support • PS/2 keyboard and mouse ports 10/100 Mbits/sec LAN subsystem using Realtek RTL8102EL LAN adapter device • Intel® BIOS (resident in the SPI Flash device) • Support for up to 2 GB of system memory... the following: • Soldered-down Intel® Atom® processor 230 with a 533 MHz system bus • One 240-pin DDR2 SDRAM Dual Inline Memory Module (DIMM) socket • Support for DDR2 533 MHz and DDR2 400 MHz DIMMs (DDR2 800 MHz and DDR 667 MHz validated to run at 533 MHz only) • Support for...
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Feature Summary (continued) Instantly Available PC Technology Expansion Capabilities Hardware Monitor Subsystem • Support for PCI* Local Bus Specification Revision 2.3 • Suspend to RAM support • Wake on PCI, RS-232, front panel, USB ports, and LAN • One PCI Conventional bus connector • Hardware monitoring through the SMSC I/O controller • Voltage sense...
Feature Summary (continued) Instantly Available PC Technology Expansion Capabilities Hardware Monitor Subsystem • Support for PCI* Local Bus Specification Revision 2.3 • Suspend to RAM support • Wake on PCI, RS-232, front panel, USB ports, and LAN • One PCI Conventional bus connector • Hardware monitoring through the SMSC I/O controller • Voltage sense...
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Figure 1. Intel Desktop Board D945GCLF Technical Product Specification 1.1.2 Board Layout Figure 1 shows the location of the major components. Major Board Components Table 2 lists the components identified in Figure 1. 12
Figure 1. Intel Desktop Board D945GCLF Technical Product Specification 1.1.2 Board Layout Figure 1 shows the location of the major components. Major Board Components Table 2 lists the components identified in Figure 1. 12
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Figure 2. Block Diagram 14 Intel Desktop Board D945GCLF Technical Product Specification 1.1.3 Block Diagram Figure 2 is a block diagram of the major functional areas.
Figure 2. Block Diagram 14 Intel Desktop Board D945GCLF Technical Product Specification 1.1.3 Block Diagram Figure 2 is a block diagram of the major functional areas.
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... soldered down with specific changes including (but not limited to) the following: • No floppy drive connector 1.3 Online Support To find information about Power supply connectors Refer to Section 2.2.2.3, page 45 15 For information about ... Product Description 1.2 Legacy Considerations This board differs from other Intel Desktop Board products, with a 533 MHz system bus...
... soldered down with specific changes including (but not limited to) the following: • No floppy drive connector 1.3 Online Support To find information about Power supply connectors Refer to Section 2.2.2.3, page 45 15 For information about ... Product Description 1.2 Legacy Considerations This board differs from other Intel Desktop Board products, with a 533 MHz system bus...
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... Memory Refer to correctly configure the memory settings, but performance and reliability may not function under the determined frequency. Intel Desktop Board D945GCLF Technical Product Specification 1.5 System Memory The board has one row of SDRAM) and "SS" refers to single-sided memory modules (...system memory: 128 MB • Non-ECC DIMMs • Serial Presence Detect • DDR2 533 MHz or DDR2 400 MHz SDRAM DIMMs (DDR2 800 MHz and DDR2 667 MHz validated to run at 533 MHz only) NOTE To be fully compliant with all applicable DDR2 SDRAM memory specifications, the board should...
... Memory Refer to correctly configure the memory settings, but performance and reliability may not function under the determined frequency. Intel Desktop Board D945GCLF Technical Product Specification 1.5 System Memory The board has one row of SDRAM) and "SS" refers to single-sided memory modules (...system memory: 128 MB • Non-ECC DIMMs • Serial Presence Detect • DDR2 533 MHz or DDR2 400 MHz SDRAM DIMMs (DDR2 800 MHz and DDR2 667 MHz validated to run at 533 MHz only) NOTE To be fully compliant with all applicable DDR2 SDRAM memory specifications, the board should...
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... Up to 2048 x 1536 at 75 Hz refresh (QXGA) • Dynamic Video Memory Technology (DVMT) support up to 224 MB • Intel® Zoom Utility For information about Supported video modes for maximum 2-D/3-D graphics performance. DVMT ensures the most efficient use of DVMT ...downloadable document. Up to DVMT on systems that have 256 MB but less than 256 MB of this would be allocated to 128 MB can be when using VGA graphics under DOS. Intel Desktop Board D945GCLF Technical Product Specification • Video ⎯ Hardware motion compensation for performing graphics...
... Up to 2048 x 1536 at 75 Hz refresh (QXGA) • Dynamic Video Memory Technology (DVMT) support up to 224 MB • Intel® Zoom Utility For information about Supported video modes for maximum 2-D/3-D graphics performance. DVMT ensures the most efficient use of DVMT ...downloadable document. Up to DVMT on systems that have 256 MB but less than 256 MB of this would be allocated to 128 MB can be when using VGA graphics under DOS. Intel Desktop Board D945GCLF Technical Product Specification • Video ⎯ Hardware motion compensation for performing graphics...
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...IDE bus supporting host and target throttling and transfer rates of up to 33 MB/sec. • ATA-66: DMA protocol on IDE bus allows host and target throttling. Intel Desktop Board D945GCLF Technical Product Specification 1.6.3 IDE Support The board provides three IDE interface connectors: • One parallel... used . Native mode is similar to the operating system. ATA-66 protocol is the preferred mode for a maximum of up to 66 MB/sec. For information about The location of 3 Gbits/sec per connector 1.6.3.1 Parallel ATE IDE Interface The ICH7's Parallel ATA IDE controller has...
...IDE bus supporting host and target throttling and transfer rates of up to 33 MB/sec. • ATA-66: DMA protocol on IDE bus allows host and target throttling. Intel Desktop Board D945GCLF Technical Product Specification 1.6.3 IDE Support The board provides three IDE interface connectors: • One parallel... used . Native mode is similar to the operating system. ATA-66 protocol is the preferred mode for a maximum of up to 66 MB/sec. For information about The location of 3 Gbits/sec per connector 1.6.3.1 Parallel ATE IDE Interface The ICH7's Parallel ATA IDE controller has...
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... are located on the back panel. NOTE The keyboard is supported in the bottom PS/2 connector and the mouse is connected or disconnected. Intel Desktop Board D945GCLF Technical Product Specification 1.8 Legacy I/O Controller The I /O controller. 1.8.1 Serial Port The serial port A connector is located on the back panel. Use the BIOS Setup program to...
... are located on the back panel. NOTE The keyboard is supported in the bottom PS/2 connector and the mouse is connected or disconnected. Intel Desktop Board D945GCLF Technical Product Specification 1.8 Legacy I/O Controller The I /O controller. 1.8.1 Serial Port The serial port A connector is located on the back panel. Use the BIOS Setup program to...
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... information about The location of the front panel audio header The signal names of the board. The front/back panel audio connectors are available from Intel's World Wide Web site. Intel Desktop Board D945GCLF Technical Product Specification 1.9.1 Audio Subsystem Software Audio software and drivers are configurable through the audio device drivers.
... information about The location of the front panel audio header The signal names of the board. The front/back panel audio connectors are available from Intel's World Wide Web site. Intel Desktop Board D945GCLF Technical Product Specification 1.9.1 Audio Subsystem Software Audio software and drivers are configurable through the audio device drivers.
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LAN Connector LED States LED A B LED Color Green Yellow LED State Blinking Off On Condition LAN activity is occurring. 10 Mbits/sec data rate is selected. 100 Mbits/sec data rate is operating. LAN Connector LED Locations Table 5 describes the LED states when the board is powered up and the 10/100 Mbits/sec LAN subsystem is selected. 26 Figure 4. Table 5. Intel Desktop Board D945GCLF Technical Product Specification 1.10.2 RJ-45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ-45 LAN connector (shown in Figure 4).
LAN Connector LED States LED A B LED Color Green Yellow LED State Blinking Off On Condition LAN activity is occurring. 10 Mbits/sec data rate is selected. 100 Mbits/sec data rate is operating. LAN Connector LED Locations Table 5 describes the LED states when the board is powered up and the 10/100 Mbits/sec LAN subsystem is selected. 26 Figure 4. Table 5. Intel Desktop Board D945GCLF Technical Product Specification 1.10.2 RJ-45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ-45 LAN connector (shown in Figure 4).
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... • Power supply monitoring of the hardware monitoring and fan control include: • Internal ambient temperature sensor • Remote thermal diode sensors for Management (WfM) specification. Product Description 1.11 Hardware Management Subsystem The hardware management features enable the board to detect levels above or below acceptable values • SMBus interface 27
... • Power supply monitoring of the hardware monitoring and fan control include: • Internal ambient temperature sensor • Remote thermal diode sensors for Management (WfM) specification. Product Description 1.11 Hardware Management Subsystem The hardware management features enable the board to detect levels above or below acceptable values • SMBus interface 27
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Item A B C Description Remote thermal sensor Chassis fan header Thermal diode, located on processor die Figure 5. Thermal Sensors and Fan Headers 28 Intel Desktop Board D945GCLF Technical Product Specification 1.11.2 Thermal Monitoring Figure 5 shows the locations of the thermal sensors and fan headers.
Item A B C Description Remote thermal sensor Chassis fan header Thermal diode, located on processor die Figure 5. Thermal Sensors and Fan Headers 28 Intel Desktop Board D945GCLF Technical Product Specification 1.11.2 Thermal Monitoring Figure 5 shows the locations of the thermal sensors and fan headers.