Intel D975XBX2 - Desktop Board Motherboard Specification Download Page 1

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October 2006

Order Number: D73645-001

The Intel

Desktop Board D975XBX2 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 D975XBX2 Specification Update.

Intel® Desktop Board

D975XBX2

Technical Product Specification

Summary of Contents for D975XBX2 - Desktop Board Motherboard

Page 1: ...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 D975XBX2 Specification Update Intel Desktop Board D975XBX2 Technical Product Specification ...

Page 2: ...rther evaluation by Intel Intel Corporation may have patents or pending patent applications trademarks copyrights or other intellectual property rights that relate to the presented subject matter The furnishing of documents and other materials and information does not provide any license express or implied by estoppel or otherwise to any such patents trademarks copyrights or other intellectual pro...

Page 3: ... Chapter Description 1 A description of the hardware used on the Desktop Board D975XBX2 2 A map of the resources of the Desktop Board 3 The features supported by the BIOS Setup program 4 A description of the BIOS error messages beep codes and POST codes 5 Regulatory compliance and battery disposal information Typographical Conventions This section contains information about the conventions used in...

Page 4: ...is a connector located at 5J It is the first connector in the 5J area GB Gigabyte 1 073 741 824 bytes GB sec Gigabytes per second Gbits sec Gigabits per second KB Kilobyte 1024 bytes Kbit Kilobit 1024 bits kbits sec 1000 bits per second MB Megabyte 1 048 576 bytes MB sec Megabytes per second Mbit Megabit 1 048 576 bits Mbits sec Megabits per second xxh An address or data value ending with a lowerc...

Page 5: ...O Controller 29 1 9 1 Serial Port 29 1 9 2 Parallel Port 30 1 9 3 Diskette Drive Controller 30 1 9 4 Keyboard and Mouse Interface 30 1 10 Audio Subsystem 31 1 10 1 Audio Subsystem Software 31 1 10 2 Audio Connectors 31 1 10 3 8 Channel 7 1 Audio Subsystem 32 1 10 4 6 Channel 5 1 Audio Subsystem 33 1 11 LAN Subsystem 34 1 11 1 Intel 82573E 82573L Gigabit Ethernet Controller 34 1 11 2 RJ 45 LAN Conn...

Page 6: ...Connectors 56 2 7 2 Component side Connectors and Headers 59 2 8 Jumper Block 70 2 9 Mechanical Considerations 71 2 9 1 Form Factor 71 2 9 2 I O Shield 72 2 10 Electrical Considerations 74 2 10 1 DC Loading 74 2 10 2 Add in Board Considerations 74 2 10 3 Fan Header Current Capability 75 2 10 4 Power Supply Considerations 75 2 11 Thermal Considerations 76 2 12 Reliability 78 2 13 Environmental 79 3...

Page 7: ...el Interleaved Mode Configuration with Two DIMMs 21 5 Dual Channel Interleaved Mode Configuration with Three DIMMs 21 6 Dual Channel Interleaved Mode Configuration with Four DIMMs 22 7 Single Channel Asymmetric Mode Configuration with One DIMM 23 8 Single Channel Asymmetric Mode Configuration with Three DIMMs 23 9 Location of External Serial ATA Compatible SATA Port 27 10 Front Back Panel Audio Co...

Page 8: ...eted System Power 41 9 Wake up Devices and Events 42 10 System Memory Map 51 11 DMA Channels 51 12 I O Map 52 13 PCI Configuration Space Map 53 14 Interrupts 54 15 PCI Interrupt Routing Map 55 16 Component side Connectors and Headers Shown in Figure 20 60 17 ATAPI CD ROM Connector Optional 61 18 Front Panel Audio Header 61 19 Front Chassis Rear Chassis and MCH Fan Headers 61 20 Processor Fan and A...

Page 9: ...IOS Setup Program Function Keys 82 39 Boot Device Menu Options 86 40 Supervisor and User Password Functions 87 41 Beep Codes 89 42 BIOS Error Messages 89 43 Port 80h POST Code Ranges 90 44 Port 80h POST Codes 91 45 Typical Port 80h POST Sequence 94 46 Safety Regulations 95 47 Lead Free Board Markings 100 48 EMC Regulations 101 49 Product Certification Markings 102 ...

Page 10: ...Intel Desktop Board D975XBX2 Technical Product Specification x ...

Page 11: ...set 24 1 6 Discrete Serial ATA Interface Optional 27 1 7 PCI Express Connectors 28 1 8 IEEE 1394a Connectors Optional 29 1 9 Legacy I O Controller 29 1 10 Audio Subsystem 31 1 11 LAN Subsystem 34 1 12 Hardware Management Subsystem 37 1 13 Power Management 39 1 14 Onboard Power Button 46 1 15 Onboard LEDs 47 1 16 Trusted Platform Module Optional 48 ...

Page 12: ...non ECC memory Chipset Intel 975X Chipset consisting of Intel 82975X Memory Controller Hub MCH Intel 82801GR I O Controller Hub ICH7 R or Intel 82801GH I O Controller Hub ICH7 DH Audio Intel High Definition Audio subsystem Legacy I O Control Legacy I O controller for diskette drive serial parallel and PS 2 ports USB Support for USB 2 0 devices Peripheral Interfaces Eight USB ports One serial port ...

Page 13: ...lowing configurations 8 channel 7 1 audio subsystem with five analog audio outputs and two S PDIF digital audio outputs coaxial and optical using the SigmaTel 9274D audio codec 6 channel 5 1 audio subsystem with three analog audio outputs using the Sigmatel 9227 audio codec Auxiliary PCI Express Graphics Power Connector Provides required additional power when using high power 75 W or greater add i...

Page 14: ...cation 14 For information about Refer to Available configurations for the board Section 1 2 page 17 1 1 3 Board Layout Figure 1 shows the location of the major components Figure 1 Desktop Board Components Table 3 lists the components identified in Figure 1 ...

Page 15: ... L ATAPI CD ROM connector optional M Processor core power connector N Memory Controller Hub MCH fan header optional O LGA775 processor socket P Intel 82975X MCH Q DIMM Channel A sockets 2 R Processor fan header S DIMM Channel B sockets 2 T Main power connector U Diskette drive connector V BIOS Setup configuration jumper block W Chassis intrusion header X Onboard power button Y Battery Z Parallel A...

Page 16: ...CI Bus SMBus High Definition Audio Link USB Dual Channel Memory Bus SMBus PCI Slot 1 PCI Slot 2 Mic In Retasking Jack Line In Retasking Jack S PDIF SATA IDE Connectors 4 SATA IDE Interface Channel A DIMMs 2 Channel B DIMMs 2 Back Panel Front Panel USB Ports Surround Left Right Retasking Jack Center and LFE Retasking Jack Front Panel Mic In Front Panel Line Out PCI Bus TPM Component Optional LPC Bu...

Page 17: ...eme Processor in an LGA775 socket with a 1066 MHz system bus Intel Core 2 Duo Processor in an LGA775 socket with a 1066 MHz system bus Intel Pentium Processor Extreme Edition in an LGA775 socket with a 1066 or 800 MHz system bus Intel Pentium 4 Processor Extreme Edition in an LGA775 socket with a 1066 MHz system bus Intel Pentium D Processor in an LGA775 socket with an 800 MHz system bus Intel Pen...

Page 18: ...o read the SPD data and program the chipset to accurately configure memory settings for optimum performance If non SPD memory is installed the BIOS will attempt to correctly configure the memory settings but performance and reliability may be impacted or the DIMMs may not function under the determined frequency Table 4 lists the supported DIMM configurations Table 4 Supported Memory Configurations...

Page 19: ... DDR2 800 memory is used with a 533 MHz system bus frequency processor the memory will operate at 533 MHz Table 5 lists the resulting operating memory frequencies based on the combination of DIMMs and processors Table 5 Memory Operating Frequencies DIMM Type Processor System Bus Frequency Resulting Memory Frequency DDR2 533 800 MHz 533 MHz DDR2 533 1066 MHz 533 MHz DDR2 667 800 MHz 667 MHz DDR2 66...

Page 20: ...t be equal If different speed DIMMs are used between channels the slowest memory timing will be used Single channel Asymmetric mode This mode is equivalent to single channel bandwidth operation for real world applications This mode is used when only a single DIMM is installed or the memory capacities are unequal Technology and device width can vary from one channel to the other If different speed ...

Page 21: ...hannels are populated with identical DIMMs Figure 4 Dual Channel Interleaved Mode Configuration with Two DIMMs Figure 5 shows a dual channel configuration using three DIMMs In this example the combined capacity of the two DIMMs in Channel A equal the capacity of the single DIMM in the DIMM0 blue socket of Channel B Figure 5 Dual Channel Interleaved Mode Configuration with Three DIMMs ...

Page 22: ... configuration using four DIMMs In this example the combined capacity of the two DIMMs in Channel A equal the combined capacity of the two DIMMs in Channel B Also the DIMMs are matched between DIMM0 and DIMM1 of both channels Figure 6 Dual Channel Interleaved Mode Configuration with Four DIMMs ...

Page 23: ...ple only the DIMM0 blue socket of Channel A is populated Channel B is not populated Figure 7 Single Channel Asymmetric Mode Configuration with One DIMM Figure 8 shows a single channel configuration using three DIMMs In this example the combined capacity of the two DIMMs in Channel A does not equal the capacity of the single DIMM in the DIMM0 blue socket of Channel B Figure 8 Single Channel Asymmet...

Page 24: ...o The Intel 975X chipset http developer intel com Resources used by the chipset Chapter 2 1 5 1 USB The board supports up to eight USB 2 0 ports supports UHCI and EHCI and uses UHCI and EHCI compatible drivers The ICH7 R ICH7 DH provides the USB controller for all ports The port arrangement is as follows Four ports are implemented with dual stacked back panel connectors adjacent to the audio conne...

Page 25: ...and ATA 100 are faster timings and require a specialized cable to reduce reflections noise and inductive coupling The Parallel ATA IDE interface also supports ATAPI devices such as CD ROM drives and ATA devices using the transfer modes The BIOS supports Logical Block Addressing LBA and Extended Cylinder Head Sector ECHS translation modes The drive reports the transfer rate and translation mode to ...

Page 26: ...is header should be wired to the LED output of the add in hard drive controller The LED indicates when data is being read from or written to either the add in hard drive controller or the onboard IDE controller Parallel ATA or Serial ATA For information about Refer to The location of the SCSI hard drive activity LED header Figure 20 page 59 The signal names of the SCSI hard drive activity LED head...

Page 27: ...er with a theoretical maximum transfer rate of 3 Gbits sec per port The discrete SATA interface supports the following RAID levels RAID 0 RAID 1 NOTE The Marvell 88SE6145 controller supports single drive non RAID configurations as well as RAID configurations For information about Refer to The location of the discrete SATA RAID connectors Figure 20 page 59 1 6 2 External Serial ATA Support The red ...

Page 28: ... card connector If you are installing two PCI Express Graphics cards install them in the Primary PCI Express x16 electrical x16 or x8 bus add in card connector and the Secondary PCI Express x16 electrical x8 bus add in card connector The PCI Express interfaces for the Primary and Secondary PCI Express x16 connectors are routed through the MCH The PCI Express interface for the PCI Express x16 elect...

Page 29: ...ocation of the back panel IEEE 1394a connector Figure 18 page 57 The location of the front panel IEEE 1394a header Figure 20 page 59 The signal names of the front panel IEEE 1394a header Section 2 7 2 6 page 69 1 9 Legacy I O Controller The legacy I O controller provides the following features One serial port One parallel port with Extended Capabilities Port ECP and Enhanced Parallel Port EPP supp...

Page 30: ...e the BIOS Setup program to configure the diskette drive interface For information about Refer to The location of the diskette drive connector on the D975XBX2 board Figure 20 page 59 1 9 4 Keyboard and Mouse Interface PS 2 keyboard and mouse connectors are located on the back panel NOTE The keyboard is supported in the bottom PS 2 connector and the mouse is supported in the top PS 2 connector Powe...

Page 31: ...oftware and drivers Section 1 2 page 17 1 10 2 Audio Connectors The board contains audio connectors and headers on both the back panel and the component side of the board The component side audio connectors include the following Front panel audio a 2 x 5 pin header that provides mic in and line out signals for front panel audio connectors ATAPI CD ROM an optional 1 x 4 pin ATAPI style connector fo...

Page 32: ...ailable configurable audio ports are shown in Figure 10 OM18352 Surround Left and Right Retasking Jack Black Side Surround Left and Right Line In Retasking Jack Blue S PDIF Digital Audio Out Optical Mic In Retasking Jack Pink Line Out Retasking Jack Green Mic In Retasking Jack Pink Line Out Retasking Jack Green Front Panel Audio Connectors Routed from Front Panel Audio Header Center channel and LF...

Page 33: ...urable through the audio device drivers The available configurable audio ports are shown in Figure 11 OM18469 Line In Retasking Jack Blue Mic In Retasking Jack Pink Line Out Retasking Jack Green Mic In Retasking Jack Pink Line Out Retasking Jack Green Front Panel Audio Connectors Routed from Front Panel Audio Header Back Panel Audio Connectors Figure 11 Front Back Panel Audio Connector Options for...

Page 34: ...ility PCI Express Power Management Support The 82573E Gigabit Ethernet Controller supports Alert Standard Format ASF 2 0 and Intel Active Management Technology Intel AMT 1 11 2 RJ 45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ 45 LAN connector shown in Figure 12 below Link LED Green Data Rate LED Green Yellow OM18329 Figure 12 LAN Connector LED Locations Table 6 describes the...

Page 35: ...hnology Optional Intel Active Management Technology Intel AMT offers IT organizations tamper resistant and persistent management capabilities Specifically Intel AMT is a hardware based solution that offers encrypted and persistent asset management and remote diagnostics and or recovery capabilities for networked platforms With Intel AMT IT organizations can easily get accurate platform information...

Page 36: ... allows remote management of PCs regardless of system power or operating system state SSL3 1 TLS encryption HTTP authentication TCP IP HTTP web GUI XML SOAP API Remote troubleshooting and recovery that can significantly reduce desk side visits and potentially increasing efficiency of IT technical staff System event log IDE R or PXE boot Network drive or remote CD boot Serial over LAN OOB diagnosti...

Page 37: ...oring Chassis intrusion detection Support for Product Environmental Control Interface PECI 1 12 1 Hardware Monitoring and Fan Control ASIC The features of the hardware monitoring and fan control ASIC include Internal ambient temperature sensor Two remote thermal diode sensors for direct monitoring of processor temperature and ambient temperature sensing Power supply monitoring of five voltages 5 V...

Page 38: ...and fan headers Item Description A Thermal diode located on processor die B Ambient temperature sensor internal to hardware monitoring and fan control ASIC C Remote ambient temperature sensor D Processor fan header E Rear chassis fan header F Front chassis fan header G Auxiliary chassis fan header Figure 13 Sensors and Fan Connectors ...

Page 39: ...Power Interface ACPI Hardware support Power connector Fan headers LAN wake capabilities Instantly Available PC technology Resume on Ring Wake from USB Wake from PS 2 devices Power Management Event signal PME wake up support PCI Express WAKE signal support 1 13 1 ACPI ACPI gives the operating system direct control over the power management and Plug and Play functions of a computer The use of ACPI w...

Page 40: ...ng state On ACPI G0 working state More than four seconds Fail safe power off ACPI G2 G5 Soft off Sleep ACPI G1 sleeping state Less than four seconds Wake up ACPI G0 working state Sleep ACPI G1 sleeping state More than four seconds Power off ACPI G2 G5 Soft off 1 13 1 1 System States and Power States Under ACPI the operating system directs all system and device power state transitions The operating...

Page 41: ...saved to RAM No power D3 no power except for wake up logic Power 5 W Note 2 G1 sleeping state S4 Suspend to disk Context saved to disk No power D3 no power except for wake up logic Power 5 W Note 2 G2 S5 S5 Soft off Context not saved Cold boot is required No power D3 no power except for wake up logic Power 5 W Note 2 G3 mechanical off AC power is disconnected from the computer No power to the syst...

Page 42: ...events from an ACPI state requires an operating system that provides full ACPI support In addition software drivers and peripherals must fully support ACPI wake events 1 13 2 Hardware Support CAUTION Ensure that the power supply provides adequate 5 V standby current if LAN wake capabilities and Instantly Available PC technology features are used Failure to do so can damage the power supply The tot...

Page 43: ...re in the BIOS Setup program s Boot menu For information about Refer to The location of the main power connector Figure 20 page 59 The signal names of the main power connector Table 24 page 63 1 13 2 2 Fan Headers The function operation of the fan headers is as follows The fans are on when the board is in the S0 or S1 state The fans are off when the board is off or in the S3 S4 or S5 state Each fa...

Page 44: ...adequate 5 V standby current Failure to provide adequate standby current when implementing Instantly Available PC technology can damage the power supply Instantly Available PC technology enables the board to enter the ACPI S3 Suspend to RAM sleep state While in the S3 sleep state the computer will appear to be off the power supply is off and the front panel LED is amber if dual colored or off if s...

Page 45: ...2 9 WAKE Signal Wake up Support When the WAKE signal on the PCI Express bus is asserted the computer wakes from an ACPI S1 S3 S4 or S5 state 1 13 2 10 5 V Standby Power Indicator LED The 5 V standby power indicator LED shows that power is still present even when the computer appears to be off Figure 14 shows the location of the standby power indicator LED on the D975XBX2 board CAUTION If AC power ...

Page 46: ...ic wrist strap and attaching it to a metal part of the computer chassis The board provides a power button that can be used to turn the computer on or off This button is intended for use at integration facilities to remove standby power before making changes to the system configuration or for testing purposes The power button on the front panel is recommended for all other instances of turning the ...

Page 47: ...cates an elevated temperature on the processor that could effect performance The VR LED indicates an elevated temperature in the processor voltage regulator circuit that could effect performance Figure 16 shows the locations of the LEDs Item Description LED Color A CPU LED Red B VR LED Red Figure 16 Location of the CPU and Processor Voltage Regulator LEDs ...

Page 48: ...y s software by providing a protected space for key operations and other security critical tasks Using both hardware and software the TPM protects encryption and signature keys at their most vulnerable stages operations when the keys are being used unencrypted in plain text form The TPM is specifically designed to shield unencrypted keys and platform authentication information from software based ...

Page 49: ...stem memory On a system that has 8 GB of system memory installed it is not possible to use all of the installed memory due to system address space being allocated for other system critical functions These functions include the following BIOS SPI Flash device 8 Mbit Local APIC 19 MB Digital Media Interface 40 MB Front side bus interrupts 17 MB PCI Express configuration space 256 MB MCH base address...

Page 50: ...y SMM Memory 128 KB DOS area 640 KB 1 MB 960 KB 896 KB 768 KB 640 KB 0 KB 0FFFFFH 0F0000H 0EFFFFH 0E0000H 0DFFFFH 0C0000H 0BFFFFH 0A0000H 09FFFFH 00000H FLASH APIC Reserved 0 MB 640 KB 1 MB Top of usable DRAM memory visible to the operating system PCI Memory Range contains PCI chipsets Direct Media Interface DMI and ICH ranges approximately 750 MB DOS Compatibility Memory DRAM Range OM18311 20 MB ...

Page 51: ... PCI Conventional bus Dependent on video adapter used 640 K 800 K A0000 C7FFF 160 KB Video memory and BIOS 639 K 640 K 9FC00 9FFFF 1 KB Extended BIOS data movable by memory manager software 512 K 639 K 80000 9FBFF 127 KB Extended conventional memory 0 K 512 K 00000 7FFFF 512 KB Conventional memory 2 2 DMA Channels Table 11 DMA Channels DMA Channel Number Data Width System Resource 0 8 or 16 bits O...

Page 52: ...3F5 6 bytes Diskette channel 03F4 03F7 1 byte Primary Parallel ATA IDE channel control block 03F8 03FF 8 bytes COM1 04D0 04D1 2 bytes Edge level triggered PIC LPTn 400 8 bytes ECP port LPTn base address 400h 0CF8 0CFB Note 2 4 bytes PCI Conventional bus configuration address register 0CF9 Note 3 1 byte Reset control register 0CFC 0CFF 4 bytes PCI Conventional bus configuration data register FFA0 F...

Page 53: ...idge 00 1C 02 PCI Express port 3 00 1C 03 PCI Express port 4 not used 00 1D 00 USB UHCI controller 1 00 1D 01 USB UHCI controller 2 00 1D 02 USB UHCI controller 3 00 1D 03 USB UHCI controller 4 00 1D 07 EHCI controller 00 1E 00 PCI bridge 00 1F 00 PCI controller 00 1F 01 Parallel ATA IDE controller 00 1F 02 Serial ATA controller 00 1F 03 SMBus controller Note 00 00 Gigabit Ethernet controller Note...

Page 54: ...scade interrupt from slave PIC 3 User available 4 COM1 Note 1 5 User available 6 Diskette drive 7 LPT1 Note 1 8 Real time clock 9 User available 10 User available 11 User available 12 Onboard mouse port if present else user available 13 Reserved math coprocessor 14 Primary Parallel ATA Serial ATA Legacy Mode if present else user available 15 Secondary Parallel ATA Serial ATA Legacy Mode if present...

Page 55: ...This is not an absolute requirement INTC and INTD Generally a third interrupt on add in cards is classified as INTC and a fourth interrupt is classified as INTD The ICH7 R ICH7 DH has eight Programmable Interrupt Request PIRQ input signals All PCI Conventional interrupt sources either onboard or from a PCI Conventional add in card connect to one of these PIRQ signals Some PCI Conventional interrup...

Page 56: ...n the load presented by the external devices could cause damage to the computer the power cable and the external devices themselves This section describes the board s connectors The connectors can be divided into these groups Back panel I O connectors Component side I O connectors and headers see page 59 2 7 1 Back Panel Connectors The back panel configuration is dependent upon which audio subsyst...

Page 57: ...ector G USB ports four H LAN I Center channel and LFE subwoofer audio out Retasking Jack G J Surround left right channel audio out Retasking Jack H K Audio line in Retasking Jack C L Digital audio out optical M Mic in Retasking Jack B N Front left right channel audio out Two channel audio line out Retasking Jack D Figure 18 Back Panel Connectors for 8 Channel 7 1 Audio Subsystem NOTE The back pane...

Page 58: ... PS 2 mouse port B PS 2 keyboard port C Serial port A D Parallel port E USB ports four F LAN G Audio line in Retasking Jack C H Mic in Retasking Jack B I Front left right channel audio out Two channel audio line out Retasking Jack D Figure 19 Back Panel Connectors for 6 Channel 5 1 Audio Subsystem NOTE The back panel audio line out connector is designed to power headphones or amplified speakers on...

Page 59: ...nent side Connectors and Headers Figure 20 shows the locations of the component side connectors and headers Figure 20 Component side Connectors and Headers Table 16 lists the component side connectors and headers identified in Figure 20 ...

Page 60: ...r optional K Processor core power connector L MCH fan header optional M Processor fan header N Main power connector O Diskette drive connector P Chassis intrusion header Q Parallel ATA IDE connector R Serial ATA connector 3 ICH7 R ICH7 DH RAID S Serial ATA connector 2 ICH7 R ICH7 DH RAID T Serial ATA connector 1 ICH7 R ICH7 DH RAID U Front chassis fan header V Serial ATA connector 0 ICH7 R ICH7 DH...

Page 61: ... Right Channel 4 Presence dongle present 5 Port F Port 2 Right Channel 6 Port E Port 1 Sense return jack detection 7 Port E Port 1 and Port F Port 2 Sense send jack detection 8 Key 9 Port F Port 2 Left Channel 10 Port F Port 2 Sense return jack detection INTEGRATOR S NOTE The front panel audio header is colored yellow Table 19 Front Chassis Rear Chassis and MCH Fan Headers Pin Signal Name 1 Contro...

Page 62: ...n 62 Table 21 Chassis Intrusion Header Pin Signal Name 1 Intruder 2 Ground Table 22 SCSI Hard Drive Activity LED Header Optional Pin Signal Name 1 ACT 2 No connect Table 23 Serial ATA Connectors Pin Signal Name 1 Ground 2 TXP 3 TXN 4 Ground 5 RXN 6 RXP 7 Ground ...

Page 63: ...ards in either or both the Secondary PCI Express x16 electrical x8 and the PCI Express x16 electrical x4 bus add in card connectors CAUTION Regardless of the connector type 2 x 4 or a 2 x 2 the Processor core power connector must always be used Failure to do so will prevent the board from booting If the board is equipped with a 2 x 4 power connector you must use a power supply with a dual rail 2 x...

Page 64: ... No connect 9 5 V Standby 21 5 V 10 12 V 22 5 V 11 12 V 23 5 V 12 2 x 12 connector detect 24 Ground Table 25 Processor Core Power Connector 2 x 4 Pin Pin Signal Name Pin Signal Name 1 Ground 5 12 V Rail 1 2 Ground 6 12 V Rail 1 3 Ground 7 12 V Rail 2 4 Ground 8 12 V Rail 2 Table 26 Processor Core Power Connector 2 x 2 Pin Pin Signal Name Pin Signal Name 1 Ground 2 12 V 2 Ground 4 12 V Table 27 Aux...

Page 65: ...ntional bus add in card connectors Note the following considerations for the PCI Conventional bus connectors All of the PCI Conventional bus connectors are bus master capable SMBus signals are routed to both PCI Conventional bus connectors This enables PCI Conventional bus add in boards with SMBus support to access sensor data on the Desktop Board The specific SMBus signals are as follows The SMBu...

Page 66: ...rd Drive Activity LED Orange Power LED Green 1 HD_PWR Out Hard disk LED pull up to 5 V 2 HDR_BLNK_ GRN Out Front panel green LED 3 HAD Out Hard disk active LED 4 HDR_BLNK_ YEL Out Front panel yellow LED Reset Switch Blue On Off Switch Red 5 Ground Ground 6 FPBUT_IN In Power switch 7 FP_RESET In Reset switch 8 Ground Ground Power Not Connected 9 5 V Power 10 N C Not connected OM18331 Hard Drive Act...

Page 67: ... or two color LED Table 30 shows the possible states for a one color LED Table 31 shows the possible states for a two color LED Table 30 States for a One Color Power LED LED State Description Off Power off sleeping Steady Green Running Table 31 States for a Two Color Power LED LED State Description Off Power off Steady Green Running Steady Yellow Sleeping NOTE The colors listed in Table 30 and Tab...

Page 68: ... on the USB headers is fused Pins 1 3 5 and 7 comprise one USB port Pins 2 4 6 and 8 comprise one USB port Use only a front panel USB connector that conforms to the USB 2 0 specification for high performance USB devices OM18317 Key no pin No connect Power 5 V DC D D Ground D Ground D Power 5 V DC One USB Port One USB Port 10 8 7 6 5 4 2 1 3 Figure 22 Connection Diagram for Front Panel USB Headers ...

Page 69: ...1394a header OM18316 Key no pin TPA 12 V DC TPA Ground TPB TPB Ground Ground 12 V DC 10 8 7 6 5 4 2 1 3 Figure 23 Connection Diagram for Front Panel IEEE 1394a Header INTEGRATOR S NOTES The IEEE 1394a header is blue The 12 V DC power on the IEEE 1394a header is fused The IEEE 1394a header provides one IEEE 1394a port ...

Page 70: ...odes normal configure and recovery When the jumper is set to configure mode and the computer is powered up the BIOS compares the processor version and the microcode version in the BIOS and reports if the two match Figure 24 Location of the Jumper Block Table 32 BIOS Setup Configuration Jumper Settings Function Mode Jumper Setting Configuration Normal 1 2 3 2 1 The BIOS uses current configuration i...

Page 71: ...assis Figure 25 illustrates the mechanical form factor for the board Dimensions are given in inches millimeters The outer dimensions are 12 00 inches by 9 60 inches 304 80 millimeters by 243 84 millimeters Location of the I O connectors and mounting holes are in compliance with the ATX specification Figure 25 Board Dimensions ...

Page 72: ...e position of each cutout Additional design considerations for I O shields relative to chassis requirements are described in the ATX specification NOTE The I O shield drawings in this document are for reference only I O shields compliant with the ATX chassis specification are available from Intel Pictorial View 20 0 254 TYP 0 787 0 10 162 3 REF 6 390 159 2 0 12 6 268 0 005 1 6 0 12 0 063 0 005 1 5...

Page 73: ... 063 0 005 1 55 REF 0 061 8x R 0 5 MIN 12 04 0 474 7 012 0 276 1 00 0 039 0 00 0 00 11 811 0 465 22 45 0 884 8 805 0 347 93 74 3 690 113 63 4 473 146 88 5 783 20 283 0 799 0 00 0 00 26 911 1 059 A A 11 81 0 465 14 17 0 558 OM18541 Figure 27 I O Shield Dimensions for Boards with the 6 Channel 5 1 Audio Subsystem ...

Page 74: ...figurations but are based on the minimum and maximum current draw possible from the board s power delivery subsystems to the processor memory and USB ports Use the datasheets for add in cards such as PCI to determine the overall system power requirements The selection of a power supply at the system level is dependent on the system s usage model and not necessarily tied to a particular processor c...

Page 75: ...upply Considerations CAUTION The 5 V standby line for the power supply must be capable of providing adequate 5 V standby current Failure to do so can damage the power supply The total amount of standby current required depends on the wake devices supported and manufacturing options System integrators should refer to the power usage values listed in Table 33 when selecting a power supply for use wi...

Page 76: ...ow to maintain required airflow across the processor voltage regulator area CAUTION When using BIOS Setup program options to increase processor voltage and frequency above the supported ranges the temperature in the processor voltage regulator area will rise This area of the board will require increased airflow Direct airflow over the processor voltage regulator is crucial to preventing throttling...

Page 77: ... 28 Localized High Temperature Zones CAUTION Ensure that the ambient temperature does not exceed the board s maximum operating temperature Failure to do so could cause components to exceed their maximum case temperature and malfunction For information about the maximum operating temperature see the environmental specifications in Section 2 13 ...

Page 78: ... processor specification updates Processor voltage regulator area 120 o C under bias NOTE For hardware monitoring application software an alert point of 110 o C is recommended as a starting point for the processor voltage regulator area For information about Refer to Intel Pentium 4 processor datasheets and specification updates Section 1 2 page 17 2 12 Reliability The Mean Time Between Failures M...

Page 79: ... C Shock Unpackaged 50 g trapezoidal waveform Velocity change of 170 inches second Packaged Half sine 2 millisecond Product Weight pounds Free Fall inches Velocity Change inches sec 20 36 167 21 40 30 152 41 80 24 136 81 100 18 118 Vibration Unpackaged 5 Hz to 20 Hz 0 01 g Hz sloping up to 0 02 g Hz 20 Hz to 500 Hz 0 02 g Hz flat Packaged 5 Hz to 40 Hz 0 015 g Hz flat 40 Hz to 500 Hz 0 015 g Hz sl...

Page 80: ...Intel Desktop Board D975XBX2 Technical Product Specification 80 ...

Page 81: ...uction BIOSs are identified as BX97520J 86A When the BIOS Setup configuration jumper is set to configure mode and the computer is powered up the BIOS compares the CPU version and the microcode version in the BIOS and reports if the two match The BIOS Setup program can be used to view and change the BIOS settings for the computer The BIOS Setup program is accessed by pressing the F2 key after the P...

Page 82: ...ration values for the current menu F10 Save the current values and exits the BIOS Setup program Esc Exits the menu 3 2 Resource Configuration 3 2 1 PCI Autoconfiguration The BIOS automatically configures PCI devices PCI devices may be onboard or add in cards Autoconfiguration lets a user insert or remove PCI cards without having to configure the system When a user turns on the system after adding ...

Page 83: ...in the system types capabilities operational status and installation dates for system components The MIF database defines the data and provides the method for accessing this information The BIOS enables applications such as third party management software to use SMBIOS The BIOS stores and reports the following SMBIOS information BIOS data such as the BIOS revision level Fixed system data such as p...

Page 84: ...he operating system and Legacy USB support from the BIOS is no longer used To install an operating system that supports USB follow the operating system s installation instructions 3 6 BIOS Updates The BIOS can be updated using either of the following utilities which are available on the Intel World Wide Web site Intel Express BIOS Update utility which enables automated updating while in the Micros...

Page 85: ...kette drive hard drives CD ROM or the network The default setting is for the diskette drive to be the first boot device the hard drive second and the ATAPI CD ROM third The fourth device is disabled 3 7 1 CD ROM Boot Booting from CD ROM is supported in compliance to the El Torito bootable CD ROM format specification Under the Boot menu in the BIOS Setup program ATAPI CD ROM is listed as a boot dev...

Page 86: ...3 7 4 Changing the Default Boot Device During POST Pressing the F10 key during POST causes a boot device menu to be displayed This menu displays the list of available boot devices as set in the BIOS setup program s Boot Device Priority Submenu Table 39 lists the boot device menu options Table 39 Boot Device Menu Options Boot Device Menu Function Keys Description or Selects a default boot device En...

Page 87: ...assword prompt will be displayed before the computer is booted If only the supervisor password is set the computer boots without asking for a password If both passwords are set the user can enter either password to boot the computer For enhanced security use different passwords for the supervisor and user passwords Valid password characters are A Z a z and 0 9 Passwords may be up to 16 characters ...

Page 88: ...Intel Desktop Board D975XBX2 Technical Product Specification 88 ...

Page 89: ...odes Type Pattern Frequency Memory error Three long beeps 1280 Hz Thermal warning Four alternating beeps High tone low tone high tone low tone High tone 2000 Hz Low tone 1600 Hz 4 3 BIOS Error Messages Table 42 lists the error messages and provides a brief description of each Table 42 BIOS Error Messages Error Message Explanation CMOS Battery Low The battery may be losing power Replace the battery...

Page 90: ...ables listed above all POST codes and range values are listed in hexadecimal Table 43 Port 80h POST Code Ranges Range Category Subsystem 00 0F Debug codes Can be used by any PEIM driver for debug 10 1F Host Processors 1F is an unrecoverable CPU error 20 2F Memory Chipset 2F is no memory detected or no useful memory detected 30 3F Recovery 3F indicated recovery failure 40 4F Reserved for future use...

Page 91: ...controller and the DIMMs 25 Configuring memory 26 Optimizing memory settings 27 Initializing memory such as ECC init 28 Testing memory PCI Bus 50 Enumerating PCI buses 51 Allocating resources to PCI bus 52 Hot Plug PCI controller initialization 53 57 Reserved for PCI Bus USB 58 Resetting USB bus 59 Reserved for USB ATA ATAPI SATA 5A Resetting PATA SATA bus and all devices 5B Reserved for ATA SMBus...

Page 92: ... mouse Fixed Media B0 Resetting fixed media B1 Disabling fixed media B2 Detecting presence of a fixed media IDE hard drive detection etc B3 Enabling configuring a fixed media Removable media B8 Resetting removable media B9 Disabling removable media BA Detecting presence of a removable media IDE CD ROM detection etc BC Enabling configuring a removable media BDS Dy Trying boot selection y y 0 to 15 ...

Page 93: ...FI OS Boot F4 Entering Sleep state F5 Exiting Sleep state F8 EFI boot service ExitBootServices has been called F9 EFI runtime service SetVirtualAddressMap has been called FA EFI runtime service ResetSystem has been called PEIMs Recovery 30 Crisis Recovery has initiated per user request 31 Crisis Recovery has initiated by software corrupt flash 34 Loading recovery capsule 35 Handing off control to ...

Page 94: ...lization 13 SMM initialization 50 Enumerating PCI buses 51 Allocating resourced to PCI bus 92 Detecting the presence of the keyboard 90 Resetting keyboard 94 Clearing keyboard input buffer 95 Keyboard Self Test EB Calling Video BIOS 58 Resetting USB bus 5A Resetting PATA SATA bus and all devices 92 Detecting the presence of the keyboard 90 Resetting keyboard 94 Clearing keyboard input buffer 5A Re...

Page 95: ...atible host system Table 46 Safety Regulations Regulation Title UL 60950 1 2003 CSA C22 2 No 60950 1 03 Information Technology Equipment Safety Part 1 General Requirements USA and Canada EN 60950 1 2002 Information Technology Equipment Safety Part 1 General Requirements European Union IEC 60950 1 2001 First Edition Information Technology Equipment Safety Part 1 General Requirements International 5...

Page 96: ...3 23 EEC Deutsch Dieses Produkt entspricht den Bestimmungen der Europäischen Richtlinie 89 336 EEC 73 23 EEC Ελληνικά Το παρόν προϊόν ακολουθεί τις διατάξεις των Ευρωπαϊκών Οδηγιών 89 336 ΕΟΚ και 73 23 ΕΟΚ Magyar E termék megfelel a 89 336 EEC és 73 23 EEC Európai Irányelv előírásainak Icelandic Þessi vara stenst reglugerð Evrópska Efnahags Bandalagsins númer 89 336 EEC 73 23 EEC Italiano Questo p...

Page 97: ...ns This product contains the following materials that may be regulated upon disposal lead solder on the printed wiring board assembly 5 1 3 2 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 to return used products to select locations for proper recyclin...

Page 98: ... etc 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 des adresses spécifiées Visitez la page Web http www intel com intel other ehs product_ecology Recycling_Pr...

Page 99: ...ling_Program htm за информацией об этой программе принимаемых продуктах местах приема инструкциях об отправке положениях и условиях и т д 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 koymuş...

Page 100: ...d Free 2nd Level Interconnect This symbol is used to identify electrical and electronic assemblies and components in which the lead Pb concentration level in the 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 or or ...

Page 101: ...f measurement European Union AS NZS CISPR 22 Class B Australian Communications Authority Standard for Electromagnetic Compatibility Australia and New Zealand CISPR 22 3rd Edition Class B Limits and methods of measurement of Radio Disturbance Characteristics of Information Technology Equipment International CISPR 24 1997 Information Technology Equipment Immunity Characteristics Limits and Methods o...

Page 102: ...ass B equipment Includes Intel name and D975XBX2 model designation CE mark Declaring compliance to European Union EU EMC directive 89 336 EEC and Low Voltage directive 73 23 EEC Australian Communications Authority ACA C tick mark Includes adjacent Intel supplier code number N 232 Japan VCCI Voluntary Control Council for Interference mark S Korea MIC Ministry of Information and Communication mark I...

Page 103: ...iljølovgivning OBS Det kan oppstå eksplosjonsfare hvis batteriet skiftes ut med feil type Brukte batterier bør kastes i henhold til gjeldende miljølovgivning VIKTIGT Risk för explosion om batteriet ersätts med felaktig batterityp Batterier ska kasseras enligt de lokala miljövårdsbestämmelserna VARO Räjähdysvaara jos pariston tyyppi on väärä Paristot on kierrätettävä jos se on mahdollista Käytetyt ...

Page 104: ...cordo com as regulamentações ambientais da região AŚCIAROŽZNAŚĆ Існуе рызыка выбуху калі заменены акумулятар неправільнага тыпу Акумулятары павінны па магчымасці перепрацоўвацца Пазбаўляцца ад старых акумулятараў патрэбна згодна з мясцовым заканадаўствам па экалогіі UPOZORNÌNÍ V případě výměny baterie za nesprávný druh může dojít k výbuchu Je li to možné baterie by měly být recyklovány Baterie je ...

Page 105: ...ее взрыва Батареи должны быть утилизированы по возможности Утилизация батарей должна проводится по правилам соответствующим местным требованиям UPOZORNENIE Ak batériu vymeníte za nesprávny typ hrozí nebezpečenstvo jej výbuchu Batérie by sa mali podľa možnosti vždy recyklovať Likvidácia použitých batérií sa musí vykonávať v súlade s miestnymi predpismi na ochranu životného prostredia POZOR Zamenjav...

Page 106: ...Intel Desktop Board D975XBX2 Technical Product Specification 106 ...

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