Intel D945GCLF2 specifications Tables, Contents

Page 7

 

 

 

Contents

Figures

 

 

Figure 1.

 

Major Board Components

11

Figure 2.

 

Block Diagram

13

Figure 3.

 

Back Panel Audio Connectors

24

Figure 4.

 

LAN Connector LED Locations

26

Figure 5.

 

Thermal Sensors and Fan Headers

28

Figure 6.

 

Location of the Standby Power Indicator LED

36

Figure 7.

 

Detailed System Memory Address Map

38

Figure 8.

 

Back Panel Connectors

41

Figure 9.

 

Component-side Connectors and Headers

42

Figure 10.

Connection Diagram for Front Panel Header

47

Figure 11.

Connection Diagram for Front Panel USB Headers

49

Figure 12.

Location of the Jumper Block

50

Figure 13.

Board Dimensions

51

Figure 14.

Localized High Temperature Zones

54

Tables

 

 

 

Table 1.

Feature Summary

9

Table 2.

Board Components Shown in Figure 1

12

Table 3.

Supported Memory Configurations

15

Table 4.

Audio Jack Retasking Support

23

Table 5.

LAN Connector LED States

26

Table 6.

Effects of Pressing the Power Switch

29

Table 7.

Power States and Targeted System Power

30

Table 8.

Wake-up Devices and Events

31

Table 9.

System Memory Map

39

Table 10.

 

Component-side Connectors and Headers Shown in Figure 9

43

Table 11.

 

Front Panel Audio Header

44

Table 12.

 

Serial ATA Connectors

44

Table 13.

 

Rear Chassis (3-Pin) Fan Header

44

Table 14.

 

GMCH (3-Pin) Fan Header

44

Table 15.

 

S/PDIF Connector

44

Table 16.

 

Main Power Connector

45

Table 17.

 

ATX12V Power Connector

46

Table 18.

 

Front Panel Header

47

Table 19.

 

States for a One-Color Power LED

48

Table 20.

 

States for a Two-Color Power LED

48

Table 21.

 

BIOS Setup Configuration Jumper Settings

50

Table 22.

 

Recommended Power Supply Current Values

52

Table 23.

 

Fan Header Current Capability

52

Table 24.

 

Thermal Considerations for Components

54

Table 25.

 

Intel Desktop Board D945GCLF2 Environmental Specifications

55

Table 26.

 

BIOS Setup Program Menu Bar

58

Table 27.

 

BIOS Setup Program Function Keys

58

Table 28.

 

Acceptable Drives/Media Types for BIOS Recovery

62

Table 29.

 

Boot Device Menu Options

63

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Image 7
Contents D945GCLF2 Revision Revision History Date Revision HistoryChapter Description Intended AudienceWhat This Document Contains Typographical ConventionsOther Common Notation Contents Error Messages and Beep Codes Tables ContentsViii Feature Summary Feature SummaryOverview Instantly Available Product Description Board LayoutItem/callout From Figure Description Board Components Shown in FigureBlock Diagram Block DiagramTo find information about… Visit this World Wide Web site Legacy ConsiderationsOnline Support ProcessorSystem Memory Supported Memory ConfigurationsFor information about… Refer to Intel 945GC Graphics Subsystem Intel 945GC ChipsetIntel GMA950 Graphics Controller Dynamic Video Memory Technology Dvmt Configuration Modes2 USB Page Real-Time Clock Subsystem Parallel Port Video OutputLegacy I/O Controller Serial PortKeyboard and Mouse Interface Audio Jack Retasking Support Audio SubsystemAudio Subsystem Software Audio Connectors and HeadersItem Description LAN Subsystem Software LAN SubsystemLAN Connector LED States 11.2 RJ-45 LAN Connector with Integrated LEDsHardware Monitoring Hardware Management SubsystemThermal Sensors and Fan Headers Thermal MonitoringEffects of Pressing the Power Switch Power ManagementAcpi Power States and Targeted System Power System States and Power StatesWake-up Devices and Events Wake-up Devices and EventsHardware Support Power ConnectorLAN Wake Capabilities Fan HeadersInstantly Available PC Technology Wake from PS/2 Devices 13.2.7 PME# Signal Wake-up Support13.2.8 +5 V Standby Power Indicator LED Wake from USBEnergy Star Addressable Memory Memory MapDetailed System Memory Address Map Technical Reference System Memory MapAddress Range Decimal Hex Size Description Connectors and Headers Back Panel Connectors Back Panel ConnectorsComponent-side Connectors and Headers Component-side Connectors and HeadersComponent-side Connectors and Headers Shown in Figure Signal Tables for the Connectors and Headers Power Supply Connectors Add-in Card ConnectorsMain Power Connector ATX12V Power Connector Front Panel Header Front Panel HeaderStates for a Two-Color Power LED Reset Switch HeaderPower/Sleep LED Header States for a One-Color Power LEDFront Panel USB Headers Connection Diagram for Front Panel USB HeadersJumper Block Function/Mode Jumper Setting ConfigurationForm Factor Mechanical ConsiderationsFan Header Current Capability Power Supply ConsiderationsRecommended Power Supply Current Values Electrical ConsiderationsAdd-in Board Considerations Thermal ConsiderationsThermal Considerations for Components Component Maximum Case TemperatureEnvironmental Intel Desktop Board D945GCLF2 Environmental SpecificationsParameter Specification ReliabilityPage Introduction Overview of Bios FeaturesBios Setup Program Menu Bar Bios Flash Memory OrganizationResource Configuration 1 PCI* AutoconfigurationOverview of Bios Features System Management Bios SmbiosLegacy USB Support Language Support Bios UpdatesCustom Splash Screen Acceptable Drives/Media Types for Bios Recovery Bios RecoveryMedia Type Can be used for Bios recovery? Booting Without Attached Devices Boot OptionsCD-ROM Boot Network BootPeripheral Selection and Configuration Adjusting Boot SpeedBios Boot Optimizations Supervisor and User Password Functions Bios Security FeaturesPage Front-panel Power LED Blink Codes Bios Front-panel Power LED CodesType Pattern Beep Codes Bios Beep CodesBios Error Messages Bios Error MessagesRange Category/Subsystem Error Messages and Beep CodesPort 80h Post Codes Port 80h Post Code RangesPort 80h Post Codes Removable Media Post Code Description of Post OperationMouse PS/2 or USB Fixed MediaDXE Drivers Post Code Description Typical Port 80h Post SequencePage Standard Title Safety StandardsSafety Standards Regulatory ComplianceEuropean Union Declaration of Conformity Statement Recycling Considerations Regulatory Compliance and Battery Disposal InformationProduct Ecology Statements Disposal ConsiderationsEspañol Russian Lead Free Intel Desktop BoardDescription Mark Lead-Free Board MarkingsEMC Regulations EMC RegulationsRegulation Title Product Certification Markings Product Certification Markings Board LevelPrecaution Battery Disposal InformationPrecaución Awas

D945GCLF2 specifications

The Intel D945GCLF2 is a compact and efficient motherboard designed for the Intel Atom processor family, particularly suited for low-power, cost-sensitive systems. This mini-ITX form factor board was released as a part of Intel's D945 series, targeting small form factor PCs, embedded systems, and home theater PC (HTPC) builds.

One of the standout features of the D945GCLF2 is its support for the Intel Atom N270 processor, a dual-core CPU that operates at a low thermal design power (TDP) of just 4 watts. This makes the board ideal for users looking to build energy-efficient systems without compromising on performance. The motherboard supports up to 2GB of DDR2 RAM, utilizing a single-channel memory architecture, which, while modest by today’s standards, suffices for basic computing tasks such as browsing, document editing, and media playback.

In terms of connectivity, the D945GCLF2 integrates a variety of I/O ports that enhance usability. It features four USB 2.0 ports, one PCI slot, and an IDE connector, catering to older peripherals while also allowing for the installation of additional components like graphics cards and network adapters. The onboard Intel Graphics Media Accelerator 950 provides adequate graphics performance for everyday activities and even supports HD video playback, making it a solid choice for multimedia applications.

Incorporating Intel's Advanced Configuration and Power Interface (ACPI) technology, the D945GCLF2 allows for efficient power management, giving users the flexibility to optimize their system's energy consumption. The board also includes essential connectivity options such as Ethernet through a 10/100 LAN port, facilitating wired networking capabilities.

Furthermore, the D945GCLF2 is equipped with multiple storage options; it provides support for Serial ATA (SATA) devices, allowing for faster data transfer rates compared to traditional PATA drives. The BIOS is user-friendly and offers a range of settings for users looking to tweak their system's performance.

Overall, the Intel D945GCLF2 motherboard is a robust solution for anyone looking to build a low-cost, low-power computing system. Its combination of small form factor, energy efficiency, and decent performance makes it suitable for a variety of applications, from basic user tasks to serving as the core of a compact home theater setup. Despite its age, the D945GCLF2 remains relevant for specific, budget-friendly builds, showcasing Intel's legacy in innovative motherboard design.