Intel BLKDX48BT2 Technical Product Specification Download

Page: 1 / 90

March 2008

Order Number: E29116-001US

The Intel

Desktop Board DX48BT2 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 DX48BT2 Specification Update.

Intel® Desktop Board
DX48BT2

Technical Product Specification

Summary of Contents for BLKDX48BT2

Page 1: ...ntain 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 DX48BT2 Specif...

Page 2: ...m systems test equipment etc may not be supported without further evaluation by Intel Intel Corporation may have patents or pending patent applications trademarks copyrights or other intellectual prop...

Page 3: ...of the hardware used on the Desktop Board DX48BT2 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...

Page 4: ...nd 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...

Page 5: ...rared CIR 23 1 10 Audio Subsystem 24 1 10 1 Audio Subsystem Software 24 1 10 2 Audio Connectors and Headers 24 1 10 3 8 Channel 7 1 Audio Subsystem 25 1 11 LAN Subsystem 26 1 11 1 Ethernet Controller...

Page 6: ...emory Organization 64 3 3 Resource Configuration 64 3 3 1 PCI Autoconfiguration 64 3 3 2 PCI IDE Support 65 3 4 System Management BIOS SMBIOS 65 3 5 Legacy USB Support 66 3 6 BIOS Updates 67 3 6 1 Lan...

Page 7: ...Component side Connectors and Headers 45 12 Connection Diagram for Front Panel Header 52 13 Connection Diagram for Front Panel USB Headers 54 14 Connection Diagram for IEEE 1394a Header 54 15 Locatio...

Page 8: ...25 Fan Header Current Capability 58 26 Thermal Considerations for Components 60 27 Environmental Specifications 61 28 BIOS Setup Program Menu Bar 64 29 BIOS Setup Program Function Keys 64 30 Acceptabl...

Page 9: ...pport 15 1 4 Processor 15 1 5 System Memory 16 1 6 Intel X48 Chipset 19 1 7 Discrete eSATA PATA Controller 21 1 8 Real Time Clock Subsystem 22 1 9 Legacy I O Controller 23 1 10 Audio Subsystem 24 1 11...

Page 10: ...kets Support for DDR3 1600 MHz DDR3 1333 MHz DDR3 1066 MHz and DDR3 800 MHz DIMMs Support for up to 8 GB of system memory Support for non ECC memory Chipset Intel X48 Chipset consisting of Intel 82X48...

Page 11: ...ss 1 1 electrical x4 x16 connector bus add in card connector Hardware Monitor Subsystem Hardware monitoring and fan control ASIC Voltage sense to detect out of range power supply voltages Thermal sens...

Page 12: ...rd DX48BT2 Technical Product Specification 12 1 1 2 Board Layout Figure 1 shows the location of the major components on board DX48BT2 Figure 1 Major Board Components Table 2 lists the components ident...

Page 13: ...re power connector 2 X 4 L LGA775 processor socket M Processor fan header N DIMM Channel A sockets 2 O DIMM Channel B sockets 2 P Parallel ATE IDE connector Q Main power connector R Front chassis fan...

Page 14: ...Intel Desktop Board DX48BT2 Technical Product Specification 14 1 1 3 Block Diagram Figure 2 is a block diagram of the major functional areas of the board DX48BT2 Figure 2 Block Diagram...

Page 15: ...S and driver updates http downloadcenter intel com Product_Filter aspx ProductID 2912 1 4 Processor The board is designed to support the following processors Intel Core 2 Extreme Processor in an LGA77...

Page 16: ...600 MHz memory recommended for use on this board is based on the XMP format See the following website for tested XMP modules http www intel com personal gaming extremememory htm If you are using DDR3...

Page 17: ...pplications Dual channel mode is enabled when the installed memory capacities of both DIMM channels are equal Technology and device width can vary from one channel to the other but the installed memor...

Page 18: ...cal Product Specification 18 Figure 3 illustrates the memory channel and DIMM configuration NOTE The DIMM 0 sockets of both channels are blue The DIMM 1 sockets of both channels are black Figure 3 Mem...

Page 19: ...ww intel com products desktop chipsets index htm Resources used by the chipset Chapter 2 1 6 1 USB The board supports up to twelve USB 2 0 ports supports UHCI and EHCI and uses UHCI and EHCI compatibl...

Page 20: ...tandard IDE I O and IRQ resources are assigned IRQ 14 and 15 In Native mode standard PCI Conventional bus resource steering is used Native mode is the preferred mode for configurations using the Windo...

Page 21: ...onfigurations For RAID configurations you must install the RAID drivers by pressing F6 during operating system installation See your operating system installation documentation for more information ab...

Page 22: ...11 page 45 1 8 Real Time Clock Subsystem 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...

Page 23: ...em The CIR feature is made up of two separate pieces the receiving receiver header and the output emitter header The receiving header consists of a filtered translated infrared input compliant with Mi...

Page 24: ...information about Refer to Obtaining audio software and drivers Section 1 3 page 15 1 10 2 Audio Connectors and Headers The board contains audio connectors and headers on both the back panel and the...

Page 25: ...are configurable through the audio device drivers The available configurable audio ports are shown in Figure 4 Item Description A Surround left right channel audio out Retasking Jack B Center channel...

Page 26: ...LAN connect interface between ICH9R and the LAN controller PCI Conventional bus power management ACPI technology support LAN wake capabilities LAN subsystem software 1 11 1 Ethernet Controller The Int...

Page 27: ...ure 5 below Item Description A Link LED Green B Data Rate LED Green Yellow Figure 5 LAN Connector LED Locations Table 4 describes the LED states when the board is powered up and the LAN subsystem is o...

Page 28: ...y initialization Video initialization PCI resource configuration Hard disk initialization User authentication Starting operating system boot process Monitoring of system firmware error events includin...

Page 29: ...ages 5 V 12 V 3 3 VSB 1 25 V and VCCP to detect levels above or below acceptable values Thermally monitored closed loop fan control for all three fans that can adjust the fan speed or switch the fans...

Page 30: ...ns of the thermal sensors and fan headers Item Description A Auxiliary rear chassis fan B Rear chassis fan C MCH fan D Thermal diode located on processor die E Processor fan F Front chassis fan G Ther...

Page 31: ...agement and Plug and Play functions of a computer The use of ACPI with this board requires an operating system that provides full ACPI support ACPI features include Plug and Play including bus and dev...

Page 32: ...ng state On ACPI G0 working state More than six 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...

Page 33: ...aved 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...

Page 34: ...r specific events that can wake the computer from specific states Table 7 Wake up Devices and Events These devices events can wake up the computer from this state LAN S1 S3 S4 S5 Note 1 PME signal S1...

Page 35: ...ake capabilities and Instantly Available PC technology require power from the 5 V standby line NOTE The use of Wake from USB from an ACPI state requires an operating system that provides full ACPI sup...

Page 36: ...the fan headers and sensors for thermal monitoring Figure 6 page 30 The signal names of the fan headers Section 0 page 44 1 13 2 3 LAN Wake Capabilities CAUTION For LAN wake capabilities the 5 V stan...

Page 37: ...ts the devices and events that can wake the computer from the S3 state The board supports the PCI Bus Power Management Interface Specification Add in boards that also support this specification can pa...

Page 38: ...ling or removing any devices connected to the board Failure to do so could damage the board and any attached devices In addition to the standby power indicator the board contains two LEDs that indicat...

Page 39: ...he computer on or off To turn the computer off using the onboard power button keep the button pressed down for three seconds Figure 8 shows the location of the onboard power button Figure 8 Location o...

Page 40: ...Intel Desktop Board DX48BT2 Technical Product Specification 40...

Page 41: ...memory due to system address space being allocated for other system critical functions These functions include the following BIOS SPI Flash device 16 Mbit Local APIC 19 MB Direct Media Interface 40 M...

Page 42: ...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 Mem...

Page 43: ...tors and Headers CAUTION Only the following connectors and headers have overcurrent protection back panel and front panel USB with support for 1394 The other internal connectors and headers are not ov...

Page 44: ...rts H Center channel and LFE subwoofer audio out Retasking Jack G I Surround left right channel audio out Retasking Jack H J Audio line in Side Surround audio out Retasking Jack C K Front left right c...

Page 45: ...ent side Connectors and Headers Figure 11 shows the locations of the component side connectors and headers Figure 11 Component side Connectors and Headers Table 9 lists the component side connectors a...

Page 46: ...imary PCI Express x16 electrical x16 bus add in card connector H Rear chassis fan header I Memory Controller Hub MCH fan header J Processor core power connector 2 X 4 K Processor fan header L Parallel...

Page 47: ...no pin 13 Aud RSVD 14 3 3 V STBY 15 Aud RSVD 16 Ground Table 11 Front Panel Audio Header Pin Signal Name Pin Signal Name 1 Port 2 Left channel 2 Ground 3 Port 2 Right channel 4 PRESENCE Dongle presen...

Page 48: ...an speed Table 15 Processor and Rear Chassis 2 4 Pin Fan Headers Pin Signal Name 1 Ground Note 2 12 V 3 FAN_TACH 4 FAN_CONTROL Note These fan headers use Pulse Width Modulation control for fan speed T...

Page 49: ...entional bus add in cards with SMBus support can access sensor data and other information residing on the board Note the following considerations for the PCI Conventional bus connectors All of the PCI...

Page 50: ...ng Auxiliary PCI Express graphics power a 1 x 4 connector This connector provides the required additional power when using high power 75 W or greater add in cards in either or both the Secondary PCI E...

Page 51: ...nd 19 Ground 8 PWRGD Power Good 20 No connect 9 5 V Standby 21 5 V 10 12 V 22 5 V 11 12 V Note 23 5 V Note 12 2 x 12 connector detect Note 24 Ground Note Note When using a 2 x 10 power supply cable th...

Page 52: ...ut Hard disk active LED 4 HDR_BLNK_YEL Out Front panel yellow LED Reset Switch On Off Switch 5 Ground Ground 6 FPBUT_IN In Power switch 7 FP_RESET In Reset switch 8 Ground Ground Power Not Connected 9...

Page 53: ...Description Off Power off sleeping Steady Green Running Table 22 States for a Two Color Power LED LED State Description Off Power off Steady Green Running Steady Yellow Sleeping NOTE The colors listed...

Page 54: ...nly a front panel USB connector that conforms to the USB 2 0 specification for high speed USB devices Figure 13 Connection Diagram for Front Panel USB Headers 2 2 2 7 Front Panel IEEE 1394a Header Fig...

Page 55: ...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 1...

Page 56: ...ATX form factor chassis Figure 16 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 millimete...

Page 57: ...ion between 3 3 VDC and 5 VDC power rails The current capability of the 5 VSB line All timing parameters All voltage tolerances For example for a system consisting of a supported 130 W processor see s...

Page 58: ...six expansion slots filled must not exceed the system s power supply 5 V maximum current or 14 A in total 2 6 Thermal Considerations CAUTION A chassis with a maximum internal ambient temperature of 38...

Page 59: ...ns in Section 2 8 CAUTION Ensure that proper airflow is maintained in the processor voltage regulator circuit Failure to do so may result in damage to the voltage regulator circuit The processor volta...

Page 60: ...atures Maximum case temperatures are important when considering proper airflow to cool the board Table 26 Thermal Considerations for Components Component Maximum Case Temperature Processor For process...

Page 61: ...hours 2 8 Environmental Table 27 lists the environmental specifications for the board Table 27 Environmental Specifications Parameter Specification Temperature Non Operating 40 C to 70 C Operating 0...

Page 62: ...Intel Desktop Board DX48BT2 Technical Product Specification 62...

Page 63: ...The BIOS displays a message during POST identifying the type of BIOS and a revision code The initial production BIOSs are identified as BTX3810J 86A When the BIOS Setup configuration jumper is set to...

Page 64: ...different menu screen Moves the cursor left or right or Selects an item Moves the cursor up or down Tab Selects a field Not implemented Enter Executes command or selects the submenu F9 Load the defau...

Page 65: ...nagement BIOS SMBIOS SMBIOS is a Desktop Management Interface DMI compliant method for managing computers in a managed network The main component of SMBIOS is the Management Information Format MIF dat...

Page 66: ...S Setup program and the maintenance menu 4 POST completes 5 The operating system loads While the operating system is loading USB keyboards and mice are recognized and may be used to configure the oper...

Page 67: ...ed with the upgrade utility before attempting a BIOS update For information about Refer to BIOS update utilities http support intel com support motherboards desktop sb CS 022312 htm 3 6 1 Language Sup...

Page 68: ...e Table 30 Acceptable Drives Media Types for BIOS Recovery Media Type Can be used for BIOS recovery CD ROM drive connected to the Parallel ATA interface Yes CD ROM drive connected to the Serial ATA in...

Page 69: ...g from the onboard LAN or a network add in card with a remote boot ROM installed Pressing the F12 key during POST automatically forces booting from the LAN To use this key during POST the User Access...

Page 70: ...BIOS Setup program settings reduces the POST execution time In the Boot Menu set the hard disk drive as the first boot device As a result the POST does not first seek a diskette drive which saves abo...

Page 71: ...ssword 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 eithe...

Page 72: ...rs and other Intel processors Processor frequency adjustment Processor voltage adjustment Memory clock adjustments Memory voltage adjustments NOTE The system will automatically set the memory frequenc...

Page 73: ...des 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...

Page 74: ...bles listed above all POST codes and range values are listed in hexadecimal Table 35 Port 80h POST Code Ranges Range Category Subsystem 00 0F Debug codes Can be used by any PEIM driver for debug 10 1F...

Page 75: ...ler and the DIMMs 25 Configuring memory 26 Optimizing memory settings 27 Initializing memory such as ECC init 29 Memory testing completed PCI Bus 50 Enumerating PCI busses 51 Allocating resources to P...

Page 76: ...edia 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...

Page 77: ...I 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 ResetSy...

Page 78: ...zation 13 SMM initialization 50 Enumerating PCI busses 51 Allocating resourced to PCI bus 92 Detecting the presence of the keyboard 90 Resetting keyboard 94 Clearing keyboard input buffer 95 Keyboard...

Page 79: ...patibility EMC standards Product certification markings 5 1 1 Safety Standards Desktop Board DX48BT2 complies with the safety standards stated in Table 38 when correctly installed in a compatible host...

Page 80: ...rektiivides 2004 108 EC ja 2006 95 EC kehtestatud n uetele Suomi T m tuote noudattaa EU direktiivin 2004 108 EC 2006 95 EC m r yksi Fran ais Ce produit est conforme aux exigences de la Directive Europ...

Page 81: ...ations 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...

Page 82: ...e programme savoir les produits concern s les adresses disponibles les instructions d exp dition les conditions g n rales etc http www intel com in tel other ehs product_ecology Malay Sebagai sebahagi...

Page 83: ...uct EU RoHS restricts the use of six materials One of the six restricted materials is lead This Desktop Board is lead free although certain discrete components used on the board contain a small amount...

Page 84: ...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 c...

Page 85: ...t European Union EN55022 2006 Class B Australian Communications Authority Standard for Electromagnetic Compatibility Australia and New Zealand CISPR 22 2005 A1 2005 A2 2006 Class B Limits and methods...

Page 86: ...irective and Low Voltage directive Australian Communications Authority ACA and New Zealand Radio Spectrum Management NZ RSM C tick mark Includes adjacent Intel supplier code number N 232 Japan VCCI Vo...

Page 87: ...ilj lovgivning OBS Det kan oppst eksplosjonsfare hvis batteriet skiftes ut med feil type Brukte batterier b r kastes i henhold til gjeldende milj lovgivning VIKTIGT Risk f r explosion om batteriet ers...

Page 88: ...ikte batterijen aan de plaatselijke milieuwetgeving ATEN O Haver risco de explos o se a bateria for substitu da por um tipo de bateria incorreto As baterias devem ser recicladas nos locais apropriados...

Page 89: ...punz tor Bateriile trebuie reciclate dac este posibil Depozitarea bateriilor uzate trebuie s respecte reglement rile locale privind protec ia mediului UPOZORNENIE Ak bat riu vymen te za nespr vny typ...

Page 90: ...Intel Desktop Board DX48BT2 Technical Product Specification 90...

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