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Intel DX38BT motherboard

1. 28 1 12 Hardware Management Subsystem 29 1 12 1 Hardware Monitoring and Fan Control 29 D 12 2 Fan e ut AA ALE ANEETA TEA 29 1 12 3 Chassis Intrusion and Detection 29 1 12 4 Thermal Monitoring EE EEN 20 e Een Le ements EE 31 E A wasn eg 31 1 1222 Hardware SUD POI ae 34 1 14 Onboard Power Button 1 ee EEN ENN NNN a SN ENN REES vers ai 20 2 Technical Reference 2 1 Memory RESOUECES EE 41 2 1 1 Addressable Memory NEEN ENEE NENNEN 41 2AL2 E En ee EE 43 2 2 Connectors and Headers a och 43 Intel Desktop Board DX38BT Technical Product Specification 2 2 1 Back Panel Conpnectors ccc adaa eaaa EaR aa aiat 2 2 2 Component side Connectors and Headers Jumper e ei EE Mechanical Considerations r emen sene 2 4 1 EOrM Factor enges u ya A u ms a ya a Ae 2 5 Electrical Considerations NNN KN NNN REN NNN NNN NNN NENNEN KEN NNN na NN ENER NNN 2 5 1 Power Supply Considerations 2 5 2 Fan Header Current Capabilttv nenne nennen nennen 2 5 3 Add in Board Considerations mmn 2 6 Thermal Considerations e rr 2 7 Reliability aaa Sue ee SEN a a Va aD ag AE 2 8 Environmerital sce emt eg
2. 86 5 2 Battery Disposal Information EE 87 Figures 1 Major Board Components nennen 12 24 Block DIA A A 14 3 Memory Channel and DIMM Configuration 18 4 Back Panel Audio Connector Options ana anna 25 5 LAN Connector LED LOCATIONS a AAA aw epe aie aaa FR Ea E d 27 6 Thermal Sensors and Fan Headers 30 Je Locations of Indicator LEDS nase 38 8 Location of the Onboard Power Button 39 9 Detailed System Memory Address Map 42 I0 Back Panel Connect rs Zeene ne EE es MUR SR 44 11 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 Location of the Jumper Block 55 16 Board DIMENSIONS s ara a deed Re ERA AID RN tens PE REDE XR nies 56 17 Localized High Temperature Zones NENNEN nennen 60 Tables 1 Feature SEELEN AA aaa pa ERR Ps DURCH RR aa 10 2 Components Shown in Figure T even eege gg aaa 13 3 Supported Memory Configurations ENEE 16 de LAN Connector LED States ica eia AN ei RO XE
3. 0000 M pisos DO ees 9888888 Figure 15 Location of the Jumper Block Table 23 BIOS Setup Configuration Jumper Settings Function Mode Jumper Setting Configuration Normal The BIOS uses current configuration information and passwords for booting 3 21 Configure a After the POST runs Setup runs automatically The maintenance menu is displayed 3 21 321 Recovery None The BIOS attempts to recover the BIOS configuration A recovery diskette is required 55 Intel Desktop Board DX38BT Technical Product Specification 2 4 Mechanical Considerations 2 4 1 Form Factor The board is designed to fit into an 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 millimeters by 243 84 millimeters Location of the I O connectors and mounting holes are in compliance with the ATX specification 1 800 45 72 6 500 165 10 6 100 154 94 5 200 132 08 2 850 72 39 EN 4 f 3 100 Eg Ge HMHHEEHHTEHHHHHHHHHO a 78 74 6 450 4 900 6 163 83 124 46 157 48 OM20475 Figure 16 Board Dimensions 56 2 5 Technical Reference Electrical Considerations 2 5 1 Power Supply Considerations A CAUTION The 5 V standby line from the power supply must be capable of providing adequate 5 V standby current Failure to
4. 60 Environmental Specifications 61 BIOS Setup Program Menu Bar au ro exa x XR ERROR RC CREER 64 BIOS Setup Program Function Keys 64 Acceptable Drives Media Types for BIOS Recovery 68 Boot Device Menu Options iussis aie ERRAT dana rh Te RE aa 69 Supervisor and User Password Functions 71 Beep COS rra dt eu ADR und Rol ED KO EN REI E 73 BIOS Error Messages euren cue cesoit e dere ee ee 73 Port 80h POST Code Ranges na een 74 eil POST CO EE 75 Typical Port 80h POST Sequence 78 Safety Standards 3 t RE adf test diee Eod 79 LeadsFree Board Markings EENS 84 EMC RegulatiOls EE 85 Product Certification Markings r 86 1 Product Description What This Chapter Contains 1 1 U OVerVISW uuu u u Qa D E Ee 10 1 2 Legacy CONSIGEr ELON St EE 15 1 3 d ei tee Le te EE 15 T 4 ge Le EE 15 1 5 System MEMORY EE 16 1 6 tel X38 Chipset EE 19 1 7 Discrete eSATA PATA Controller cesse nn nn 21 1 8 Real Time Clock Subsystem s caede ena ed A xn ee Vibe i e van a E es 22 1 9 Legacy I O Controller e 23 T fO Audio EE EE ee ee 24 dat PAN SUDSVSLePD ae 26 1 12 Hardware Management Subsystem 29 1 13 Power Manage
5. A1 2001 A2 2002 Class B VCCI V 3 2007 04 V 4 2007 04 Class B Title Title 47 of the Code of Federal Regulations Parti5 Subpart B Radio Frequency Devices USA Interference Causing Equipment Standard Digital Apparatus Canada Limits and methods of measurement of Radio Interference Characteristics of Information Technology Equipment European Union Information Technology Equipment Immunity Characteristics Limits and methods of measurement European Union Australian Communications Authority Standard for Electromagnetic Compatibility Australia and New Zealand Limits and methods of measurement of Radio Disturbance Characteristics of Information Technology Equipment International Information Technology Equipment Immunity Characteristics Limits and Methods of Measurement International Voluntary Control for Interference by Information Technology Equipment Japan Japanese Kanji statement translation this is a Class B product based on the standard of the Voluntary Control Council for Interference from Information Technology Equipment VCCI If this is used near a radio or television receiver in a domestic environment it may cause radio interference Install and use the equipment according to the instruction manual CORE HHLUBAESERRSAEMHBMS VCC DEF KEIS lt SITFTABHRENKETT CORRS RERHTEATSCZE amp HR EULCU EZ ICDKERFTI APTLEIS RER L C WASNDBE REBERZSIERELTFTLEN BUT DRHAELIETELVCHURVAE
6. The DX38BT Desktop Board supports the following RAID Redundant Array of Independent Drives levels via the ICH9R e RAID O data striping e RAID 1 data mirroring e RAID 0 1 or RAID 10 data striping and mirroring e RAID 5 distributed parity lt j NOTE 20 In order to use supported RAID features you must first enable RAID in the BIOS Also during Microsoft Windows XP installation you must press F6 to install the RAID drivers See your Microsoft Windows XP documentation for more information about installing drivers during installation Product Description 1 7 Discrete eSATA PATA Controller The board provides a discrete Marvell controller to support two eSATA connectors on the back panel and one PATA connector 1 7 1 External Serial ATA Support The red Serial ATA connectors on the back panel can be used for an external SATA drive They can also be used for port replication which allows the aggregation of multiple hard drives on each of the eSATA ports Figure 10 on page 44 shows the location of the External Serial ATA compatible SATA ports on the back panel The Marvell 88SE621 controller uses the PCI Express for data transfer with a theoretical maximum transfer rate of 3 Gbits sec per port These connectors are in addition to the six SATA connectors of the ICH9R SATA interface The discrete SATA interface supports the following RAID levels e RAID 0 e RAID 1 Jal NOTE The Marvell 88SE621 controller supp
7. that is allocated for PCI Conventional bus add in cards PCI Express configuration space BIOS SPI Flash device and chipset overhead resides above the top of DRAM total system 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 e BIOS SPI Flash device 16 Mbit e Local APIC 19 MB e Digital Media Interface 40 MB e Front side bus interrupts 17 MB e PCI Express configuration space 256 MB e MCH base address registers PCI Express ports up to 256 MB e Memory mapped I O that is dynamically allocated for PCI Conventional and PCI Express add in cards 256 MB The board provides the capability to reclaim the physical memory overlapped by the memory mapped I O logical address space The board remaps physical memory from the top of usable DRAM boundary to the 4 GB boundary to an equivalent sized logical address range located just above the 4 GB boundary Figure 9 shows a schematic of the system memory map All installed system memory can be used when there is no overlap of system addresses 41 Intel Desktop Board DX38BT Technical Product Specification PCI Memory Range contains PCI chipsets Direct Media Interface DMI and ICH ranges approximately 750 MB fe DRAM Range DOS Compatibility Memory ES 8 GB Top of System Address S
8. e A Parallel ATA IDE hard drive or optical drive connected to an onboard Parallel ATA IDE connector Technical Reference 2 2 2 5 2 Reset Switch Header Pins 5 and 7 can be connected to a momentary single pole single throw SPST type switch that is normally open When the switch is closed the board resets and runs the POST 2 2 2 5 3 Power Sleep LED Header Pins 2 and 4 can be connected to a one or two color LED Table 21 shows the possible states for a one color LED Table 22 shows the possible states for a two color LED Table 21 States for a One Color Power LED LED State Off Steady Green Description Power off sleeping Running Table 22 States for a Two Color Power LED LED State Off Steady Green Description Power off Running Steady Yellow Sleeping C NOTE The colors listed in Table 21 and Table 22 are suggested colors only Actual LED colors are chassis specific 2 2 2 5 4 Power Switch Header Pins 6 and 8 can be connected to a front panel momentary contact power switch The switch must pull the SW ONZ pin to ground for at least 50 ms to signal the power supply to switch on or off The time requirement is due to internal debounce circuitry on the board At least two seconds must pass before the power supply will recognize another on off signal 53 Intel Desktop Board DX38BT Technical Product Specification 2 2 2 6 Front Panel USB Headers Figure 13 is a connection diagram for the front
9. it will share space with the Intel branded logo For information about Refer to Intel Integrator Toolkit http developer intel com design motherbd software itk Additional Intel software tools http developer intel com products motherboard Dx38BT t ools htm and http developer intel com design motherbd software htm 67 Intel Desktop Board DX38BT Technical Product Specification 3 7 BIOS Recovery 68 It is unlikely that anything will interrupt a BIOS update however if an interruption occurs the BIOS could be damaged Table 30 lists the drives and media types that can and cannot be used for BIOS recovery The BIOS recovery media does not need to be made bootable 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 interface Yes USB removable drive a USB Flash Drive for example Yes USB diskette drive with a 1 44 MB diskette No USB hard disk drive No Legacy diskette drive with a 1 44 MB diskette connected to the No legacy diskette drive interface For information about Refer to BIOS recovery http support intel com support motherboards desktop sb CS 026472 htm Overview of BIOS Features 3 8 Boot Options In the BIOS Setup program the user can choose to boot from a diskette drive hard drive USB drive USB flash drive CD ROM or the network Th
10. 34 Product Description e LAN wake capabilities e Instantly Available PC technology e Wake from USB e PME signal wake up support e WAKE signal wake up support e Wake from Consumer IR LAN wake capabilities and Instantly Available PC technology require power from the 5 V standby line lt NOTE The use of Wake from USB from an ACPI state requires an operating system that provides full ACPI support 1 13 2 1 Power Connector ATX12V compliant power supplies can turn off the system power through system control When an ACPI enabled system receives the correct command the power supply removes all non standby voltages When resuming from an AC power failure the computer returns to the power state it was in before power was interrupted on or off The computer s response can be set using the Last Power State feature in the BIOS Setup program s Boot menu For information about Refer to The location of the main power connector Figure 11 page 45 The signal names of the main power connector Table 18 page 51 1 13 2 2 Fan Headers The function operation of the fan headers is as follows e The fans are on when the board is in the SO or S1 state e The fans are off when the board is off or in the S3 S4 or S5 state e Each fan header is wired to a fan tachometer input of the hardware monitoring and fan control ASIC e All fan headers support closed loop fan control that can adjust the fan speed or switch the fan on or off
11. Express x16 before installing or upgrading memory to avoid interference with the memory retention mechanism To be fully compliant with all applicable DDR SDRAM memory specifications the board should be populated with DIMMs that support the Serial Presence Detect SPD data structure This allows the BIOS to 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 3 lists the supported DIMM configurations Table 3 Supported Memory Configurations DIMM SDRAM Organization Number of SDRAM Capacity Noted Density Front side Back side Devices Note 2 256 HB 6 on om nun op S12 NB NC 102a ve is re 1024 8 NO 2048 MB DS 1 Gbit 128 M x 8 128Mx8 16 18 Notes 1 In the second column DS refers to double sided memory modules containing two rows of SDRAM and SS refers to single sided memory modules containing one row of SDRAM 2 In the fifth column the number in brackets specifies the number of SDRAM devices on an ECC DIMM For information about Refer to Tested Memory http support intel com support motherboards desktop sb CS 025414 htm 1 5 1 Product Description Memory Configurations The Intel 82X38 MCH supports the following typ
12. HANDOFF TO NEXT Permanent memory found Reserved for PEI PEIMs DXE Core Entered DXE phase Started dispatching drivers Started connecting drivers continued Error Messages and Beep Codes Table 36 Port 80h POST Codes continued POST Code E7 E8 E9 EB F4 F5 F8 F9 FA 30 31 34 35 3F Description of POST Operation DXE Drivers Waiting for user input Checking password Entering BIOS setup Calling Legacy Option ROMs Runtime Phase EFI OS Boot Entering Sleep state Exiting Sleep state EFI boot service ExitBootServices has been called EFI runtime service SetVirtualAddressMap has been called EFI runtime service ResetSystem has been called PEIMs Recovery Crisis Recovery has initiated per user request Crisis Recovery has initiated by software corrupt flash Loading recovery capsule Handing off control to the recovery capsule Unable to recover 77 Intel Desktop Board DX38BT Technical Product Specification 78 Table 37 Typical Port 80h POST Sequence POST Code 21 22 23 25 28 34 E4 12 13 50 51 92 90 94 95 EB 58 5A 92 90 94 5A 28 90 94 E7 01 00 Description Initializing a chipset component Reading SPD from memory DIMMs Detecting presence of memory DIMMs Configuring memory Testing memory Loading recovery capsule Entered DXE phase Starting application processor initialization SMM initialization Enumerating PCI busses Allocating resourced to PCI bus Det
13. IaTAgEIG Twv Euponaikov Odnyiwv 2004 108 EC kal 2006 95 EC Magyar E term k megfelel a 2004 108 EC s 2006 95 EC Eur pai Ir nyelv eldirasainak Icelandic bessi vara stenst regluger Evr pska Efnahags Bandalagsins numer 2004 108 EC amp 2006 95 EC Italiano Questo prodotto conforme alla Direttiva Europea 2004 108 EC amp 2006 95 EC Latvie u Sis produkts atbilst Eiropas Direktivu 2004 108 EC un 2006 95 EC noteikumiem Lietuvi Sis produktas atitinka Europos direktyv 2004 108 EC ir 2006 95 EC nuostatas Malti Dan il prodott hu konformi mal provvedimenti tad Direttivi Ewropej 2004 108 EC u 2006 95 EC Norsk Dette produktet er i henhold til bestemmelsene i det europeiske direktivet 2004 108 EC amp 2006 95 EC Polski Niniejszy produkt jest zgodny z postanowieniami Dyrektyw Unii Europejskiej 2004 108 EC i 73 23 EWG Portuguese Este produto cumpre com as normas da Diretiva Europ ia 2004 108 EC amp 2006 95 EC Regulatory Compliance and Battery Disposal Information Espa ol Este producto cumple con las normas del Directivo Europeo 2004 108 EC amp 2006 95 EC Slovensky Tento produkt je v sulade s ustanoveniami eur pskych direktiv 2004 108 EC a 2006 95 EC Sloven ina Izdelek je skladen z dolo bami evropskih direktiv 2004 108 EC in 2006 95 EC Svenska Denna produkt har tillverkats i enlighet med EG direktiv 2004 108 EC amp 2006 95 EC T rk e Bu r n Avrupa Birli i nin 2004 108 EC ve 2006 95 EC y nergeleri
14. In the Peripheral Configuration submenu disable the LAN device if it will not be used This can reduce up to four seconds of option ROM boot time dal NOTE It is possible to optimize the boot process to the point where the system boots so quickly that the Intel logo screen or a custom logo splash screen will not be seen Monitors and hard disk drives with minimum initialization times can also contribute to a boot time that might be so fast that necessary logo screens and POST messages cannot be seen This boot time may be so fast that some drives might be not be initialized at all If this condition should occur it is possible to introduce a programmable delay ranging from zero to 30 seconds by 5 second increments using the Hard Disk Pre Delay feature of the Advanced Menu in the Drive Configuration Submenu of the BIOS Setup program 70 Overview of BIOS Features 3 10 BIOS Security Features The BIOS includes security features that restrict access to the BIOS Setup program and who can boot the computer A supervisor password and a user password can be set for the BIOS Setup program and for booting the computer with the following restrictions The supervisor password gives unrestricted access to view and change all the Setup options in the BIOS Setup program This is the supervisor mode The user password gives restricted access to view and change Setup options in the BIOS Setup program This is the user mode If only the supervis
15. R so rce Configuratio abexexsevazd du con Ra d wires ROGER ona EO GE UNE wak eal den 64 4 System Management BIOS GMBIOe nnn 65 25 Legacy USB SUPDOTE Aas ee eg EE EE EE RE EAR AS 66 66 BIOS Updates sies dex xe Kae Re dora V a rd a aa 67 7 BIOS e EE 68 8 Boot ODEHOTIS aoreet GENEE A A ENEE EEN NEE de GU ERR 69 9 Adjusting Boot Speed ae 70 SE BIOS Security Features eege tiesa irse ee 71 3 1 Introduction The board uses an Intel BIOS that is stored in the Serial Peripheral Interface Flash Memory SPI Flash and can be updated using a disk based program The SPI Flash contains the BIOS Setup program POST the PCI auto configuration utility LAN EEPROM information and Plug and Play support 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 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 lt F2 gt key after the Power On Self Test POST memory test begins and before the operating system boot begins The menu bar is shown below Maintenance Main Advanced Performance Security Power Boot Exit lt NOTE The maintenance menu is displayed only
16. SUSTAINING APPLICATIONS All Intel desktop boards are evaluated as Information Technology Equipment I T E for use in personal computers PC for installation in homes offices schools computer rooms and similar locations The suitability of this product for other PC or embedded non PC applications or other environments such as medical industrial alarm 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 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 property rights Intel may make changes to specifications and product descriptions at any time without notice Designers must not rely on the absence or characteristics of any features or instructions marked reserved or undefined Intel reserves these for future definition and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future changes to them Intel desktop boards may contain design defects or errors known as errata which may cause the product to deviate from published specifications Current characterized errata are available on request Contact your local Intel sales off
17. XE ya RE a nn 27 5 Effects of Pressing the Power Switch 32 6 Power States and Targeted System Power 33 7 Wake up Devices and Events 34 8 System Memory Map TEE 43 9 Component side Connectors and Headers Shown in Figure 11 46 10 HD Audio Link Header sine a nn arcis 47 11 Front Panel Audio Header see een 47 12 Seral ATA C nneet r san 47 13 Chassis Intrusion Header ana 48 14 Front and Rear Chassis 3 Pin Fan Headers 48 15 Processor and Rear Chassis 2 4 Pin Fan Headers 48 16 Auxiliary Front Panel Power Sleep LED Header 49 17 Processor Core Power Connector ne ee 50 18 Main Power Connector aan 51 19 Auxiliary PCI Express Graphics Power EEN 51 20 Front Panel Hegel EN 52 21 States for a One Color Power LED ee ANEN nnn nnn 53 vii Intel Desktop Board DX38BT Technical Product Specification viii States for a Two Color Power LED coco exor mn ENKEN nun n 53 BIOS Setup Configuration Jumper Settings 55 Recommended Power Supply Current Values 57 Fan Header Current Capability E 58 Thermal Considerations for Components
18. digantikan dengan jenis yang tidak betul Bateri sepatutnya dikitar semula jika boleh Pelupusan bateri terpakai mestilah mematuhi peraturan alam sekitar tempatan OSTRZEZENIE Istnieje niebezpiecze stwo wybuchu w przypadku zastosowania niewiasciwego typu baterii Zuzyte baterie nalezy w miare mozliwosci utylizowac zgodnie z odpowiednimi przepisami ochrony rodowiska PRECAUTIE Risc de explozie daca bateria este inlocuita cu un tip de baterie necorespunz tor Bateriile trebuie reciclate dac este posibil Depozitarea bateriilor uzate trebuie s respecte reglement rile locale privind protectia mediului BHMMAHME Tip ucnornb3oBaHun 6arapen HeCOOTBOeTCTBy OU Jero TUMa CYLLIECTBYET PUCK ee B3pbiBa BaTapen JOJDKHbI ObITb YTUJIUZUPOBAHbI MO BOSMOXHOCTM YTUNUZAYUA 6aTapen Z0OJDKH MPOBOANTCA TIO MpaBuUsiaM COOTBETCTBYIOLYUM MECTHbIM TpeOoBaHusm UPOZORNENIE Ak bat riu vymenite za nespravny typ hrozi nebezpecenstvo jej vybuchu Bat rie by sa mali podla moZnosti vzdy recyklovat Likvid cia pouzitych bat ri sa musi vykon va v s lade s miestnymi predpismi na ochranu ivotn ho prostredia POZOR Zamenjava baterije z baterijo druga nega tipa lahko povzro i eksplozijo Ce je mogo e baterije reciklirajte Rabljene baterije zavrzite v skladu z lokalnimi okoljevarstvenimi predpisi IN mua A A sesoanrssefanAavnvasuuuoaashausaan mall l arrasa uS Ilma AI EEN EE E E OK EE DIE EE EE OH UYARI Yanl s t rde p
19. do so can damage the power supply The total amount of standby current required depends on the wake devices supported and manufacturing options Additional power required will depend on configurations chosen by the integrator The power supply must comply with the indicated parameters of the ATX form factor specification e The potential relation between 3 3 VDC and 5 VDC power rails e The current capability of the 5 VSB line e All timing parameters e All voltage tolerances For example for a system consisting of a supported 130 W processor see section 1 4 on page 15 for a list of supported processors 1 GB DDR3 RAM one high end video card one hard disk drive one optical drive and all board peripherals enabled the minimum recommended power supply is 460 W Table 24 lists the recommended power supply current values Table 24 Recommended Power Supply Current Values For information about Refer to Selecting an appropriate power supply http support intel com support motherboards desktop sb CS 026472 htm 57 Intel Desktop Board DX38BT Technical Product Specification 2 5 2 Fan Header Current Capability A CAUTION The processor fan must be connected to the processor fan header not to a chassis fan header Connecting the processor fan to a chassis fan header may result in onboard component damage that will halt fan operation Table 25 lists the current capability of the fan headers Table 25 Fan Header Curr
20. has the same limits as EU RoHS however it requires different product marking and controlled substance information The required mark shows the Environmental Friendly Usage Period EFUP The EFUP is defined as the number of years for which controlled listed substances will not leak or chemically deteriorate while in the product Table 39 shows the various forms of the Lead Free 2 Level Interconnect mark as it appears on the board and accompanying collateral 83 Intel Desktop Board DX38BT Technical Product Specification 84 Table 39 Lead Free Board Markings Description Lead Free 2 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 Mark en 2nd Level Interconnect 2nd lvl Intct 2LI 5 1 4 Regulatory Compliance and Battery Disposal Information EMC Regulations Desktop Board DX38BT complies with the EMC regulations stated in Table 40 when correctly installed in a compatible host system Table 40 EMC Regulations Regulation FCC 47 CFR Part 15 Subpart B ICES 003 Issue 4 Class B EN55022 2006 Class B EN55024 1998 Class B EN55022 2006 Class B CISPR 22 2005 A1 2005 A2 2006 Class B CISPR 24 1997
21. 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 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 with this board requires an operating system that provides full ACPI support ACPI features include Plug and Play including bus and device enumeration Power management control of individual devices add in boards some add in boards may require an ACPI aware driver video displays and hard disk drives Methods for achieving less than 15 watt system operation in the power on standby sleeping state A Soft off feature that enables the operating system to power off the computer Support for multiple wake up events see Table 7 on page 34 Support for a front panel power and sleep mode switch 31 Intel Desktop Board DX38BT Technical Product Specification 1 13 1 1 32 Table 5 lists the system states based on how long the power switch is pressed depending on how ACPI is configured with an ACPI aware operating system Table 5 Effects of Pressing the Power Switch If the system is in this state Off ACPI G2 G5 Soft off On ACP
22. panel USB headers INTEGRATOR S NOTES e The 5 V DC power on the USB headers is fused e Use only a front panel USB connector that conforms to the USB 2 0 specification for high speed USB devices Power 5 V Power 5 V One D D One USB USB Port D D Port Ground No Connection Ground Key no pin OM20473 Figure 13 Connection Diagram for Front Panel USB Headers 2 2 2 7 Front Panel IEEE 1394a Header Figure 14 is a connection diagram for the IEEE 1394a header INTEGRATOR S NOTES e The 12 V DC power on the IEEE 1394a header is fused e The IEEE 1394a header provides one IEEE 1394a port TPA TPA Ground Ground TPB TPB 12 VDC 12 V DC Key no pin Ground OM20474 Figure 14 Connection Diagram for IEEE 1394a Header 54 Technical Reference 2 3 Jumper Block A CAUTION Do not move the jumper with the power on Always turn off the power and unplug the power cord from the computer before changing a jumper setting Otherwise the board could be damaged Figure 15 shows the location of the jumper block The 3 pin jumper block determines the BIOS Setup program s mode Table 23 describes the jumper settings for the three modes 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 out 00001 y E Ir d OM20477
23. when the board is in configure mode Section 2 3 on page 55 shows how to put the board in configure mode 63 Intel Desktop Board DX38BT Technical Product Specification Table 28 lists the BIOS Setup program menu features Table 28 BIOS Setup Program Menu Bar Clears Displays Configures Configures Sets Configures Selects Saves or passwords and processor advanced Memory Bus passwords power boot discards displays and memory features and Processor and management options changes to processor configure available overrides security features and Setup information tion through the features power supply program chipset controls options Table 29 lists the function keys available for menu screens Table 29 BIOS Setup Program Function Keys BIOS Setup Program Function Key Description c or lt gt gt Selects a different menu screen Moves the cursor left or right T or i 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 default configuration values for the current menu F10 Save the current values and exits the BIOS Setup program Esc Exits the menu 3 2 BIOS Flash Memory Organization The Serial Peripheral Interface Flash Memory SPI Flash includes an 16 Mbit 2048 KB flash memory device 3 3 Resource Configuration 3 3 1 PCI Autoconfiguration The BIOS can automatically configure PCI devices PC
24. 00 1000 IEEE 802 3 compliant e Compliant to IEEE 802 3x flow control support e 802 1p and 802 1q e TCP IP and UDP checksum offload for IPv4 and IPv6 e Transmit TCP segmentation e Full device driver compatibility e PCI Express power management support 26 Product Description 1 11 2 LAN Subsystem Software LAN software and drivers are available from Intel s World Wide Web site For information about Refer to Obtaining LAN software and drivers http downloadcenter intel com 1 11 3 RJ 45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ 45 LAN connector shown in Figure 5 below OM20467 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 operating Table 4 LAN Connector LED States op LAN link is not established Link Green a LAN link is established LAN activity is occurring 10 Mbits sec data rate is selected Data Rate Green Yellow 100 Mbits sec data rate is selected 1000 Mbits sec data rate is selected 27 Intel Desktop Board DX38BT Technical Product Specification 1 11 4 Alert Standard Format ASF Support The board provides the following ASF support for PCI Conventional bus add in LAN 28 cards e Monitoring of system firmware progress events including BIOS present Primary processor initialization Memory initialization Video
25. 2 1 page 43 Product Description 1 10 3 8 Channel 7 1 Audio Subsystem The 8 channel 7 1 audio subsystem includes the following e Intel 82801IR ICH9R e IDT STAC9274D audio codec e Microphone input that supports a single dynamic condenser or electret microphone The back panel audio connectors are configurable through the audio device drivers The available configurable audio ports are shown in Figure 4 OM20466 Item Description Surround left right channel audio out Retasking Jack Center channel and LFE subwoofer audio out Line in Line out Mic in S PDIF Digital Audio Out Optical mm oou gt Figure 4 Back Panel Audio Connector Options For information about Refer to The back panel audio connectors Section 2 2 1 page 43 25 Intel Desktop Board DX38BT Technical Product Specification 1 11 LAN Subsystem The LAN subsystem consists of the following e Intel 82566DC Gigabit Ethernet Controller 10 100 1000 Mbits sec e Intel 82801IR ICH9R e RJ 45 LAN connector with integrated status LEDs Additional features of the LAN subsystem include e CSMA CD protocol engine e LAN connect interface between ICH9R and the LAN controller e PCI Conventional bus power management ACPI technology support LAN wake capabilities LAN subsystem software 1 11 1 Ethernet Controller The Intel 82566DC Gigabit Ethernet Controller supports the following features e PCI Express link e 10 1
26. 4 Processor fan header Parallel ATA IDE connector Main power connector Front chassis fan header Chassis intrusion header Serial ATA connectors 6 Front panel USB header Front panel USB header IEEE 1394a front panel header Auxiliary front panel power LED header Front panel CIR receiver input header Back panel CIR emitter output header Front panel header High Definition Audio Link header Auxiliary PCI Express graphics power connector S PDIF connector N lt x Z lt c q u xl ol us oO z zlrlsivl zm monos 46 Technical Reference 2 2 2 1 Signal Tables for the Connectors and Headers Table 10 HD Audio Link Header Pin Signal Name Pin Signal Name 1 BCLK 2 Ground 3 RST 4 3 3 VCC 5 SYNC 6 Ground 7 SDO 8 3 3 VCC 9 SDIO 10 12V 11 SDI1 12 Key no pin 13 Aud RSVD 14 3 3 V STBY 15 Aud RSVD 16 Ground Table 11 Front Panel Audio Header Pin Signal Name i Signal Name 1 Port 2 Left channel Ground 3 Port 2 Right channel PRESENCE Dongle present 5 Port 1 Right channel Port 1 SENSE RETURN 7 SENSE SEND Jack detection Key no pin 9 Port 2 Left channel Port 2 SENSE RETURN Table 12 Serial ATA Connectors Pin Signal Name Ground TXP TXN Ground RXN RXP N DO om AJ WI Nie Ground 47 Intel Desktop Board DX38BT Technical Product Specification 48 Table 13 Chassis Intrusion Header Pin Signal Name 1 Intruder 2 Ground Signal Name 1 Contr
27. A 66 100 support Two IEEE 1394a ports Intel BIOS resident in the SPI Flash device Support for Advanced Configuration and Power Interface ACPI Plug and Play and SMBIOS Support for PCI Local Bus Specification Revision 2 2 Support for PCI Express Revision 1 0a Suspend to RAM support Wake on PCI front panel CIR and USB ports Gigabit 10 100 1000 Mbits sec LAN subsystem using the Intel 82566DC Gigabit Ethernet Controller continued Product Description Table 1 Feature Summary continued Expansion Capabilities Hardware Monitor Subsystem Two PCI Conventional bus add in card connectors SMBus routed to both PCI Conventional bus add in card connectors Two PCI Express 2 0 x16 bus add in card connectors One PCI Express 1 1 x4 x16 connector bus add in card connector Hardware monitoring and fan control ASIC Voltage sense to detect out of range power supply voltages Thermal sense to detect out of range thermal values Four fan headers using PWM control Three fan sense inputs used to monitor fan activity Fan speed control using voltage control 3 pin fan headers front and rear Support for Product Environmental Control Interface PECI 11 Intel Desktop Board DX38BT Technical Product Specification 1 1 2 Board Layout Figure 1 shows the location of the major components on board DX38BT A B C oD E P umi EE ES Figure 1 Major Board Components Table 2 lists the components identif
28. AUTION 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 Section2 8 A 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 voltage regulator area shown in Figure 17 can reach a temperature of up to 85 C in an open chassis 59 Intel Desktop Board DX38BT Technical Product Specification 60 Figure 17 shows the locations of the localized high temperature zones E E toj E 8 C quum 1 Item A B C D OM20476 Description Processor voltage regulator area Processor Intel 82BLX MCH Intel 82801IR ICH9R Figure 17 Localized High Temperature Zones Table 26 provides maximum case temperatures for the components that are sensitive to thermal changes The operating temperature current load or operating frequency could affect case temperatures Maximum case temperatures are important when considering proper airflow to cool the board Table 26 Thermal Considerations for Components Component Processor Intel 82X38 MCH Intel 82801IR ICH9R For information about Maximum Case Temperature For processor case temperature see processor da
29. I GO working state On ACPI GO working state Sleep ACPI G1 sleeping state Sleep ACPI G1 sleeping state and the power switch is pressed for Less than four seconds Less than four seconds More than six seconds Less than four seconds More than six seconds System States and Power States the system enters this state Power on ACPI GO working state Soft off Standby ACPI G1 sleeping state Fail safe power off ACPI G2 G5 Soft off Wake up ACPI GO working state Power off ACPI G2 G5 Soft off Under ACPI the operating system directs all system and device power state transitions The operating system puts devices in and out of low power states based on user preferences and knowledge of how devices are being used by applications Devices that are not being used can be turned off The operating system uses information from applications and user settings to put the system as a whole into a low power state Product Description Table 6 lists the power states supported by the board along with the associated system power targets See the ACPI specification for a complete description of the various system and power states Table 6 Power States and Targeted System Power Global States Sleeping States SO working s G0 working state G1 sleeping state G1 sleeping state G1 sleeping state G2 S5 G3 mechanical off AC power is disconnected from the computer N
30. I 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 a PCI card the BIOS automatically configures interrupts the I O space and other system resources Any interrupts set to Available in Setup are considered to be available for use by the add in card 64 Overview of BIOS Features 3 3 2 PCI IDE Support If you select IDE in the BIOS Setup program the BIOS automatically sets up the PCI IDE connector with independent I O channel support The IDE interface supports hard drives up to ATA 66 100 and recognizes any ATAPI compliant devices including CD ROM drives tape drives and Ultra DMA drives The BIOS determines the capabilities of each drive and configures them to optimize capacity and performance To take advantage of the high capacities typically available today hard drives are automatically configured for Logical Block Addressing LBA and to PIO Mode 3 or 4 depending on the capability of the drive You can override the auto configuration options by specifying manual configuration in the BIOS Setup program To use ATA 66 100 features the following items are required e An ATA 66 100 peripheral device e An ATA 66 100 compatible cable e ATA 66 100 operating system device drivers Jal NOTE Do not connect an ATA device as a slave on the same IDE cable as an ATAPI master device For example do not conne
31. LORM MARIS http www intel com in tel other ehs product ecology 3B ECE CIZALA Malay Sebagai sebahagian daripada komitmennya terhadap tanggungjawab persekitaran Intel telah melaksanakan Program Kitar Semula Produk untuk membenarkan pengguna pengguna runcit produk jenama Intel memulangkan produk terguna ke lokasi lokasi terpilih untuk dikitarkan semula dengan betul Sila rujuk http www intel com intel other ehs product ecology untuk mendapatkan butir butir program ini termasuklah skop produk yang dirangkumi lokasi lokasi tersedia arahan penghantaran terma amp syarat dsb Portuguese Como parte deste compromisso com o respeito ao ambiente a Intel implementou o Programa de Reciclagem de Produtos para que os consumidores finais possam enviar produtos Intel usados para locais selecionados onde esses produtos s o reciclados de maneira adequada Consulte o site http www intel com intel other ehs product ecology em Ingl s para obter os detalhes sobre este programa inclusive o escopo dos produtos cobertos os locais dispon veis as instru es de envio os termos e condi es etc Regulatory Compliance and Battery Disposal Information Russian B KayecTBe uacrA CBOUX o6s3aTe IbCTB K OKpy gt Kalolyen cpene B Intel cosnaHa nporpaMMa yTusnaaunn npoaykuua Intel Product Recycling Program ana MPEeANOCTaBNEHNA KOHeuHbIM MONB30BATENAM Mapok nmpo ykunu Intel BO3MOXHOCTH BO3Bpara ucnonb3yemo npogyKk nn B cneumanu3npoBaHH
32. Resetting USB bus 59 Reserved for USB ATA ATAPI SATA 5A Resetting PATA SATA bus and all devices 5B Reserved for ATA SMBus 5C Resetting SMBus 5D Reserved for SMBus Local Console 70 Resetting the VGA controller 71 Disabling the VGA controller 72 Enabling the VGA controller Remote Console 78 Resetting the console controller 79 Disabling the console controller 7A Enabling the console controller continued 75 Intel Desktop Board DX38BT Technical Product Specification 76 Table 36 Port 80h POST Codes continued POST Code 90 91 92 93 94 95 98 99 9A 9B BO B1 B2 B3 B8 B9 BA BC Dy EO E2 E1 E3 E4 E5 E6 Description of POST Operation Keyboard USB Resetting keyboard Disabling keyboard Detecting presence of keyboard Enabling the keyboard Clearing keyboard input buffer Instructing keyboard controller to run Self Test PS 2 only Mouse USB Resetting mouse Disabling mouse Detecting presence of mouse Enabling mouse Fixed Media Resetting fixed media Disabling fixed media Detecting presence of a fixed media IDE hard drive detection etc Enabling configuring a fixed media Removable Media Resetting removable media Disabling removable media Detecting presence of a removable media IDE CD ROM detection etc Enabling configuring a removable media BDS Trying boot selection y y 0 to 15 PEI Core Started dispatching PEIMs emitted on first report of EFI SW PC INIT BEGIN EFI SW PEI PC
33. ULTT L 85 Intel Desktop Board DX38BT Technical Product Specification Korean Class B statement translation this is household equipment that is certified to comply with EMC requirements You may use this equipment in residential environments and other non residential environments 5 1 5 Product Certification Markings Board Level 86 Desktop Board DX38BT has the product certification markings shown in Table 41 Table 41 Product Certification Markings Description UL joint US Canada Recognized Component mark Includes adjacent UL file number for Intel desktop boards E210882 FCC Declaration of Conformity logo mark for Class B equipment Includes Intel name and DX38BT model designation C Trade Name Model Number CE mark Declaring compliance to European Union EU EMC directive 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 Voluntary Control Council for Interference mark VCI S Korea MIC Ministry of Information and Communication mark Includes e adjacent MIC certification number CPU DX38BT B P Taiwan BSMI Bureau of Standards Metrology and Inspections mark Includes adjacent Intel company number D33025 lt Printed wiring board manufacturer s recognition mark Consists of a unique 0 UL recognized manufacturer s logo along with a
34. as enligt de lokala milj v rdsbest mmelserna VARO R j hdysvaara jos pariston tyyppi on v r Paristot on kierr tett v jos se on mahdollista K ytetyt paristot on h vitett v paikallisten ymp rist m r ysten mukaisesti VORSICHT Bei falschem Einsetzen einer neuen Batterie besteht Explosionsgefahr Die Batterie darf nur durch denselben oder einen entsprechenden vom Hersteller empfohlenen Batterietyp ersetzt werden Entsorgen Sie verbrauchte Batterien den Anweisungen des Herstellers entsprechend AVVERTIMENTO Esiste il pericolo di un esplosione se la pila non viene sostituita in modo corretto Utilizzare solo pile uguali o di tipo equivalente a quelle consigliate dal produttore Per disfarsi delle pile usate seguire le istruzioni del produttore 87 Intel Desktop Board DX38BT Technical Product Specification A A PRECAUCI N Existe peligro de explosi n si la pila no se cambia de forma adecuada Utilice solamente pilas iguales o del mismo tipo que las recomendadas por el fabricante del equipo Para deshacerse de las pilas usadas siga igualmente las instrucciones del fabricante WAARSCHUWING Er bestaat ontploffingsgevaar als de batterij wordt vervangen door een onjuist type batterij Batterijen moeten zoveel mogelijk worden gerecycled Houd u bij het weggooien van gebruikte batterijen aan de plaatselijke milieuwetgeving ATENGAO Havera risco de explos o se a bateria for substituida por um tipo d
35. as needed e All fan headers have a 12 V DC connection e 4 Pin fan headers are controlled by Pulse Width Modulation e 3 Pin fan headers front and rear are modulated by voltage control For information about Refer to The location of the fan headers Figure 11 page 45 The location of the fan headers and sensors for thermal monitoring Figure 6 page 30 The signal names of the fan headers Section 2 2 1 1 page 44 35 Intel Desktop Board DX38BT Technical Product Specification 1 13 2 3 LAN Wake Capabilities A CAUTION For LAN wake capabilities the 5 V standby line for the power supply must be capable of providing adequate 5 V standby current Failure to provide adequate standby current when implementing LAN wake capabilities can damage the power supply LAN wake capabilities enable remote wake up of the computer through a network The LAN subsystem PCI bus network adapter monitors network traffic at the Media Independent Interface Upon detecting a Magic Packet frame the LAN subsystem asserts a wake up signal that powers up the computer Depending on the LAN implementation the board supports LAN wake capabilities with ACPI in the following ways e The PCI Express WAKE signal e The PCI bus PME signal for PCI 2 3 compliant LAN designs By Ping Magic Packet e The onboard LAN subsystem e Wake from CIR 1 13 2 4 Instantly Available PC Technology A 36 CAUTION For Instantly Available PC technology the 5 V stan
36. ations for the PCI Conventional bus connectors All of the PCI Conventional bus connectors are bus master capable SMBus signals are routed to all PCI Conventional bus connectors This enables PCI Conventional bus add in boards with SMBus support to access sensor data on the board The specific SMBus signals are as follows The SMBus clock line is connected to pin A40 The SMBus data line is connected to pin A41 2 2 2 3 Auxiliary Front Panel Power Sleep LED Header Pins 1 and 3 of this header duplicate the signals on pins 2 and 4 of the front panel header Table 16 Auxiliary Front Panel Power Sleep LED Header Pin Signal Name In Out Description HDR_BLNK_GRN Out Front panel green LED HDR_BLNK_YEL Out Front panel yellow LED 49 Intel Desktop Board DX38BT Technical Product Specification 2 2 2 4 Power Supply Connectors The board has the following power supply connectors 50 Main power a 2 x 12 connector This connector is compatible with 2 x 10 connectors previously used on Intel Desktop boards The board supports the use of ATX12V power supplies with either 2 x 10 or 2 x 12 main power cables When using a power supply with a 2 x 10 main power cable attach that cable on the rightmost pins of the main power connector leaving pins 11 12 23 and 24 unconnected Processor core power a 2 x 4 connector This connector provides power directly to the processor voltage regulator and must always be used Failure to d
37. bIe NYHKTbI ANA AO KHOU yrunu3auM Moxany cta o6parurecb Ha Be6 calr http www intel com intel other ehs product ecology 3a uHbopMaunei o6 ston nporpaMMe npuHAMaeMbix MpoAyKTaX Mecrax npMeMa MHCTpyKUMAX o6 ornpaBke NONOXKEHUAX N YCNOBUAX T A T rk e Intel evre sorumlulu una ba ml l n n bir par as olarak perakende t keticilerin Intel markal kullan lm r nlerini belirlenmi merkezlere iade edip uygun ekilde geri d n st rmesini ama layan Intel Ur nleri Geri D n m Program n uygulamaya koymu tur Bu program n r n kapsam r n iade merkezleri nakliye talimatlar kay tlar ve artlar v s dahil b t n ayr nt lar n grenmek i in l tfen http www intel com intel other ehs product ecology Web sayfasina gidin 5 1 3 3 Lead Free Desktop Board This Desktop Board is a European Union Restriction of Hazardous Substances EU RoHS Directive 2002 95 EC compliant product 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 of lead which is necessary for component performance and or reliability This Desktop Board is referred to as Lead free second level interconnect The board substrate and the solder connections from the board to the components second level connections are all lead free China bans the same substances and
38. case h indicates a hexadecimal value Volts Voltages are DC unless otherwise specified This symbol is used to indicate third party brands and names that are the property of their respective owners Contents 1 Product Description Di Wa EE 10 Ta ak Feat r S ur fffarY EH 10 1 12 ege ech eer 12 1 1 3 BISCK Diagram o asna u suis asa ue SAN 14 1 2 Legacy e Ee ge EE 15 1 3 Online SUD PO EE EE 15 dn ME ge Le EE 15 1 5 System MEMORY EE 16 1 5 1 Memory Configurations r 17 1 6 Intel X38 Chipset nano tard 19 1 621 USB Lcid E 19 1 6 2 Serial ATA Interfaces ea a a a 20 1 7 Discrete eSATA PATA Controller cesse nnn 21 1 7 1 External Serial ATA Support 21 1 7 2 Parallel ATA IDE Controller ovina a 21 1 8 Real Time Clock Subsystem 22 1 9 Legacy IO COMO ar e ach 23 1 9 1 Consumer Infrared EIR ea ah aan 23 A A E E aA 24 1 10 1 Audio Subsystem Software u nn 24 1 10 2 Audio Connectors EEN 24 1 10 3 8 Channel 7 1 Audio Subsystem 25 1 FILLAN Subsysten re DA A einen 26 ds dt Ethernet Controller anne 26 1 11 2 LAN Subsystem Software EA ENNEN ENKEN ENER ANN EEN SNE EN Re 27 1 11 3 RJ 45 LAN Connector with Integrated LEDs 27 1 11 4 Alert Standard Format ASF Support
39. ct an ATA hard drive as a slave to an ATAPI CD ROM drive 3 4 System Management 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 database which contains information about the computing system and its components Using SMBIOS a system administrator can obtain 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 e BIOS data such as the BIOS revision level e Fixed system data such as peripherals serial numbers and asset tags e Resource data such as memory size cache size and processor speed e Dynamic data such as event detection and error logging Non Plug and Play operating systems require an additional interface for obtaining the SMBIOS information The BIOS supports an SMBIOS table interface for such operating systems Using this support an SMBIOS service level application running ona non Plug and Play operating system can obtain the SMBIOS information Additional board information can be found in the BIOS under the Additional Information header under the Main BIOS page 65 Intel Desktop Board DX38BT Technica
40. d LFE subwoofer audio out Retasking Jack G Surround left right channel audio out Retasking Jack H Audio line in Retasking Jack C Front left right channel audio out Two channel audio line out Retasking Jack D Mic in Retasking Jack B Digital audio out optical Figure 10 Back Panel Connectors The back panel audio line out connector is designed to power headphones or amplified speakers only Poor audio quality occurs if passive non amplified speakers are connected to this output Technical Reference 2 2 2 Component side Connectors and Headers Figure 11 shows the locations of the component side connectors and headers C lt EEEFEEEFEEE OM20471 Figure 11 Component side Connectors and Headers Table 9 lists the component side connectors and headers identified in Figure 11 45 Intel Desktop Board DX38BT Technical Product Specification Table 9 Component side Connectors and Headers Shown in Figure 11 Item callout from Figure 11 Description A Rear chassis fan header 2 PCI Conventional bus add in card connector 2 PCI Express x16 electrical x4 bus add in card connector PCI Conventional bus add in card connector 1 Secondary PCI Express x16 electrical x16 bus add in card connector Front panel audio header Primary PCI Express x16 electrical x16 bus add in card connector Rear chassis fan header Memory Controller Hub MCH fan header Processor core power connector 2 X
41. dby line for the power supply must be capable of providing 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 single colored When signaled by a wake up device or event the system quickly returns to its last known wake state Table 7 on page 34 lists 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 participate in power management and can be used to wake the computer The use of Instantly Available PC technology requires operating system support and PCI 2 2 compliant add in cards PCI Express add in cards and drivers Product Description 1 13 2 5 Wake from USB USB bus activity wakes the computer from ACPI S1 or S3 states lt NOTE Wake from USB requires the use of a USB peripheral that supports Wake from USB 1 13 2 6 PME Signal Wake up Support When the PME signal on the PCI Conventional bus is asserted the computer wakes from an ACPI S1 S3 S4 or S5 state with Wake on PME enabled in the BIOS 1 13 2 7 WAKE Signal Wake up S
42. e When using a 2 x 10 power supply cable this pin will be unconnected Table 19 Auxiliary PCI Express Graphics Power Pin Signal Name 1 12 V 2 1 x 4 connector detect 3 Ground 4 5 V For information about Refer to Power supply considerations Section 2 5 1on page 57 51 Intel Desktop Board DX38BT Technical Product Specification 2 2 2 5 2 2 2 5 1 52 Front Panel Header This section describes the functions of the front panel header Table 20 lists the signal names of the front panel header Figure 12 is a connection diagram for the front panel header Table 20 Front Panel Header Description Description 1 Hard disk LED 2 Front panel green pull up to 5 V LED 3 Hard disk active 4 HDR_BLNK_YEL Out Front panel yellow LED 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 5 V Power 10 N C Not connected Hard Drive RN y Activity LED Reset Switch 5 VDC Power Switch No Connection OM20472 Figure 12 Connection Diagram for Front Panel Header Hard Drive Activity LED Header Pins 1 and 3 can be connected to an LED to provide a visual indicator that data is being read from or written to a hard drive Proper LED function requires one of the following e A Serial ATA hard drive or optical drive connected to an onboard Serial ATA connector
43. e BIOS Setup program provides configuration options for the I O controller 1 9 1 Consumer Infrared CIR The Consumer Infrared CIR feature is designed to comply with Microsoft Consumer Infrared usage models Microsoft Windows Vista is the supported operating system 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 Microsoft CIR specifications and also a learning infrared input This learning input is simply a high pass input which the computer can use to learn to speak the infrared communication language of other user remotes The emitter header consists of two output ports which the PC can use to emulate learned infrared commands in order to control external electronic hardware Customers are required to buy or create their own interface modules to plug into Intel Desktop Boards for this feature to work These interface modules may be included in some boxed versions of DX38BT boards 23 Intel Desktop Board DX38BT Technical Product Specification 1 10 Audio Subsystem The board supports the Intel High Definition audio subsystem based on the IDT STAC9274D audio codec The audio subsystem supports the following features e Advanced jack sense for the back panel audio jacks that enables the audio codec to recognize the device that is connected to an audio port The back pa
44. e bateria incorreto As baterias devem ser recicladas nos locais apropriados A eliminag o de baterias usadas deve ser feita de acordo com as regulamenta es ambientais da regi o ASCIAROZZNASC IcHye pbi3bika Bbl6yxy Kay l 33aMeHeHbl AKYMY IATap HeripaBi IbHara TbINy AKYMY IATapbI MaBiHHbl Ma Marybimacyi neperpauoyBauua Maz6aynayya ag crapbix akyMy sATapay MaTp36Ha 3ro4Ha 3 MACLIOBLIM 3akaHagaycTBaM Na 3Kanorii UPOZORNIN V p pad v m ny baterie za nespr vn druh m e doj t k v buchu Je li to mo n baterie by m ly b t recyklov ny Baterie je t eba zlikvidovat v souladu s m stn mi p edpisy o ivotn m prost ed Npoooxnh Yridpxe kiv uvoc yia kpn n OS nepintwon nou n unarap a avrikaraora si ano pia Aav aouevou TUnou Ol unaTapieg 0a npenel va GVAKUKAWVOVTA OTav KATI TETOIO Silva uvar H an ppiuyr rov XPNOILONOINUEVWYV unarapiov NpENe va ylverai oUuqova HE TOUC KATA T NO riepiBaAAovrikoUc KAVOVIOLIOUG VIGYAZAT Ha a telepet nem a megfelel t pus telepre cser li az felrobbanhat A telepeket lehet s g szerint jra kell hasznos tani A haszn lt telepeket a helyi k rnyezetv delmi el r soknak megfelel en kell kiselejtezni A xx 88 AU OMHO SHERRATT t BEDERHNEUEFT JHII ASA RET hb CINE mumeUYZ7J UCKTZ amp U FAROE PERES ORTIK HERO RBA IAE C lt CSL A A A Regulatory Compliance and Battery Disposal Information AWAS Risiko letupan wujud jika bateri
45. e default setting is for the diskette drive to be the first boot device the hard drive second and the ATAPI CD ROM third If enabled the last default boot device is the network 3 8 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 device Boot devices are defined in priority order Accordingly if there is not a bootable CD in the CD ROM drive the system will attempt to boot from the next defined drive 3 8 2 Network Boot The network can be selected as a boot device This selection allows booting from the onboard LAN or a network add in card with a remote boot ROM installed Pressing the lt F12 gt key during POST automatically forces booting from the LAN To use this key during POST the User Access Level in the BIOS Setup program s Security menu must be set to Full 3 8 3 Booting Without Attached Devices For use in embedded applications the BIOS has been designed so that after passing the POST the operating system loader is invoked even if the following devices are not present e Video adapter e Keyboard e Mouse 3 8 4 Changing the Default Boot Device During POST Pressing the lt F10 gt 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 31 lis
46. e suis NC e EN Ee a RR w EV RATE VEN REB RN ER XR An 3 Overview of BIOS Features s Me at ene Ugda 3 2 BIOS Flash Memory Organization es 3 3 Resource Configuration ana nn 3 3 1 PCI Autoconfiguration EE 33 2 PCLIDES BDOrt as redet S C EE System Management BIOS SMBIOS Legacy USB SUPPONE u ae BIOS le EE 3 6 1 Language Support ht EEE 2 5 2 CUSTOM Splash Screen BIOS RECO Micra ee nee ele gl OU GINS EE 3 8 1 CD ROM Ree EE 3 0 2 Network BOO uan dal ad id 3 8 3 Booting Without Attached Devices 3 8 4 Changing the Default Boot Device During POST 3 9 Adjusting Boot Speed caia SERT URINE TAA 3 9 1 Peripheral Selection and Configuration nn nn 3 9 2 BIOS Boot Optimizations u an a a ae 3 10 BIOS Security Features re 4 Error Messages and Beep Codes 4 1 Speaker arar rn ea anche aC esi prre ta cpu Nee dee 4 2 BIOS Beep Codes nn 4 3 BIOS Error Messages an ale 44 Port agit POST Codes zn ans iii 5 Regulatory Compliance and Battery Disposal Information 5 1 Regulatory ele d ln e EE 5 1 1 Safety Standards san aan 5 1 2 European Union Declaration of Conformity Statement 5 1 3 Product Ecology Statements LIS O DUM on aus On vi Contents 5 144 EMC EIERE 85 5 1 5 Product Certification Markings Board Level
47. ecting the presence of the keyboard Resetting keyboard Clearing keyboard input buffer Keyboard Self Test Calling Video BIOS Resetting USB bus Resetting PATA SATA bus and all devices Detecting the presence of the keyboard Resetting keyboard Clearing keyboard input buffer Resetting PATA SATA bus and all devices Testing memory Resetting keyboard Clearing keyboard input buffer Waiting for user input INT 19 Ready to boot 5 Regulatory Compliance and Battery Disposal Information What This Chapter Contains 5 1 Regulatory Compliance EE 79 5 2 Battery Disposal Information auseinander 87 5 1 Regulatory Compliance This section contains the following regulatory compliance information for Desktop Board DX38BT e Safety standards e European Union Declaration of Conformity statement e Product Ecology statements e Electromagnetic Compatibility EMC standards e Product certification markings 5 1 1 Safety Standards Desktop Board DX38BT complies with the safety standards stated in Table 38 when correctly installed in a compatible host system Table 38 Safety Standards Standard Title CSA UL 60950 1 First Edition Information Technology Equipment Safety Part 1 General Requirements USA and Canada EN 60950 1 2006 Second Information Technology Equipment Safety Part 1 General Edition Requirements European Union IEC 60950 1 2005 Second Information Technology Equipment Safety Part 1 General Edition Re
48. ed using Intel Desktop Control Center or third party software For information about Refer to The functions of the fan headers Section 1 13 2 2 page 35 1 12 3 Chassis Intrusion and Detection The board supports a chassis security feature that detects if the chassis cover is removed The security feature uses a mechanical switch on the chassis that attaches to the chassis intrusion header When the chassis cover is removed the mechanical switch is in the closed position For information about Refer to The location of the chassis intrusion header Figure 11 page 45 29 Intel Desktop Board DX38BT Technical Product Specification 1 12 4 Thermal Monitoring Figure 6 shows the locations of the thermal sensors and fan headers A gt lI E i E O m1 BC Se a d Ooococococ HITS soo gpessssoso oocoocoooo B naci Baar n been EE OM20468 Item Description lt NOTE Zomm Oo u gt Auxiliary rear chassis fan Rear chassis fan MCH fan Thermal diode located on processor die Processor fan Front chassis fan Thermal diode located on the MCH die Thermal diode located on the ICH9R die Figure 6 Thermal Sensors and Fan Headers The minimum thermal reporting threshold for the MCH is 66 C The MCH thermal sensor will display 66 C until the temperature rises above this point 30 Product Description 1 13 Power Management Power management is
49. einschlieBlich der darin eingeschlossenen Produkte verf gbaren Standorte Versandanweisungen Bedingungen usw finden Sie auf der http www intel com intel other ehs product ecolo 81 Intel Desktop Board DX38BT Technical Product Specification 82 Espa ol Como parte de su compromiso de responsabilidad medioambiental Intel ha implantado el programa de reciclaje de productos Intel que permite que los consumidores al detalle de los productos Intel devuelvan los productos usados en los lugares seleccionados para su correspondiente reciclado Consulte la http www intel com intel other ehs product_ecology para ver los detalles del programa que incluye los productos que abarca los lugares disponibles instrucciones de envio t rminos y condiciones etc Fran ais Dans le cadre de son engagement pour la protection de l environnement Intel a mis en ceuvre le programme Intel Product Recycling Program Programme de recyclage des produits Intel pour permettre aux consommateurs de produits Intel de recycler les produits us s en les retournant des adresses sp cifi es Visitez la page Web http www intel com intel other ehs product ecology pour en savoir plus sur ce programme savoir les produits concern s les adresses disponibles les instructions d exp dition les conditions g n rales etc HR 4YTIVCIS Ise RELT ELMAR UTIL IT Fad ih ABE td ee UU EE e LI FY 7T 8 VIII FOIF LER gei ARA Sei BIKAR CHARMS COPOIF
50. ent Capability Fan Header Maximum Available Current Processor fan 2 0A Front chassis fan 1 5A MCH Fan 3 5 A direct connect 12V rail Rear chassis fan 1 5A Auxiliary rear chassis fan 2 0A 2 5 3 Add in Board Considerations The board is designed to provide 2 A average of current for each add in board from the 5 V rail The total 5 V current draw for add in boards for a fully loaded board all 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 A A 58 CAUTION A chassis with a maximum internal ambient temperature of 38 C at the processor fan inlet is a requirement Use a processor heat sink that provides omni directional airflow to maintain required airflow across the processor voltage regulator area CAUTION Failure to ensure appropriate airflow may result in reduced performance of both the processor and or voltage regulator or in some instances damage to the board Fora list of chassis that have been tested with Intel desktop boards please refer to the following website http developer intel com design motherbd cooling htm All responsibility for determining the adequacy of any thermal or system design remains solely with the reader Intel makes no warranties or representations that merely following the instructions presented in this document will result in a system with adequate thermal performance Technical Reference A C
51. equirements For information about Refer to ENERGY STAR requirements and recommended configurations http www intel com go energystar 1 13 1 3 Wake up Devices and Events Table 7 lists the devices or 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 ss TT PME signal S1 S3 sa ss rr Power switch S1 S3 S4 S5 RTC alarm S1 S3 S4 S5 USB S1 S3 WAKE S1 S3 S4 S5 Consumer IR S1 S3 S4 and Spille Note 1 For LAN and PME signal S5 is disabled by default in the BIOS Setup program Setting this option to Power On will enable a wake up event from LAN in the S5 state Note 2 Wake from S4 and S5 is optional by the specification dal NOTE The use of these wake up 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 A 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 total amount of standby current required depends on the wake devices supported and manufacturing options The board provides several power management hardware features including e Power connector e Fan headers
52. es of memory organization Dual channel Interleaved mode This mode offers the highest throughput for real world applications 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 memory capacity for each channel must 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 DIMMs are used between channels the slowest memory timing will be used Flex mode This mode provides the most flexible performance characteristics The bottommost DRAM memory the memory that is lowest within the system memory map is mapped to dual channel operation the topmost DRAM memory the memory that is nearest to the 8 GB address space limit if any is mapped to single channel operation Flex mode results in multiple zones of dual and single channel operation across the whole of DRAM memory To use flex mode it is necessary to populate both channels For information about Refer to Memory Configuration Examples http www intel com support motherboards desktop sb cs 011965 htm Figu
53. etected Recovery 3F indicated recovery failure Reserved for future use I O Busses PCI USB ATA etc 5F is an unrecoverable error Start with PCI Reserved for future use for new busses Output Devices All output consoles 7F is an unrecoverable error Reserved for future use new output console codes Input devices Keyboard Mouse 9F is an unrecoverable error Reserved for future use new input console codes Boot Devices Includes fixed media and removable media BF is an unrecoverable error Reserved for future use Boot device selection EO EE Miscellaneous codes See Table 36 EF boot S3 resume failure FO FF FF processor exception Error Messages and Beep Codes Table 36 Port 80h POST Codes POST Code Description of POST Operation Host Processor 10 Power on initialization of the host processor Boot Strap Processor 11 Host processor cache initialization including APs 12 Starting Application processor initialization 13 SMM initialization Chipset 21 Initializing a chipset component Memory 22 Reading SPD from memory DIMMs 23 Detecting presence of memory DIMMs 24 Programming timing parameters in the memory controller 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 PCI bus 52 Hot Plug PCI controller initialization 53 57 Reserved for PCI Bus USB 58
54. flammability rating solder side MIC China RoHS Environmentally Friendly Use Period Logo This is an example of the symbol used on Intel Desktop Boards and associated collateral The color 10 of the mark may vary depending upon the application The Environmental Friendly Usage Period EFUP for Intel Desktop Boards has been determined to be 10 years Regulatory Compliance and Battery Disposal Information 5 2 Battery Disposal Information A A CAUTION Risk of explosion if the battery is replaced with an incorrect type Batteries should be recycled where possible Disposal of used batteries must be in accordance with local environmental regulations PRECAUTION Risque d explosion si la pile usag e est remplac e par une pile de type incorrect Les piles usag es doivent tre recycl es dans la mesure du possible La mise au rebut des piles usag es doit respecter les r glementations locales en vigueur en mati re de protection de l environnement FORHOLDSREGEL Eksplosionsfare hvis batteriet erstattes med et batteri af en forkert type Batterier b r om muligt genbruges Bortskaffelse af brugte batterier bor foreg i overensstemmelse med g ldende milj 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 tts med felaktig batterityp Batterier ska kasser
55. iagram Subwoofer S PDIF Digital Audio Out L Front Panel Mic In Output Header Right Line In Retasking Jack Line Out ns h Mic In lt Surround Left and Right Channel and LFE Panel Line Out Front Panel CIR Receiver Input Header i Back Panel CIR Transmitter EN d OM20464 Product Description 1 2 Legacy Considerations This board differs from other Intel Desktop Board products with specific changes including but not limited to the following e No parallel port e No floppy drive connector e No serial port e No PCI Express X1 connector e No PS 2 connectors 1 3 Online Support To find information about Visit this World Wide Web site Intel Desktop Board DX38BT http www intel com products motherboard DX38BT index htm Desktop Board Support http support intel com support motherboards desktop DX38BT Available configurations for the http www intel com products motherboard DX38BT index htm Desktop Board DX38BT Supported processors http www intel com go findcpu Chipset information http www intel com products desktop chipsets index htm BIOS and driver updates http downloadcenter intel com Product_Filter aspx ProductID 2807 1 4 Processor The board is designed to support the following processors e Intel Core 2 Extreme Processor in an LGA775 socket with a 1333MHz and 1066 MHz system bus e Intel Core 2 D
56. ice or your distributor to obtain the latest specifications before placing your product order Copies of documents which have an ordering number and are referenced in this document or other Intel literature may be obtained from Intel Corporation P O Box 5937 Denver CO 80217 9808 or call in North America 1 800 548 4725 Europe 44 0 1793 431 155 France 44 0 1793 421 777 Germany 44 0 1793 421 333 other Countries 708 296 9333 Intel Pentium and Celeron are registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries Other names and brands may be claimed as the property of others Copyright 2007 Intel Corporation All rights reserved Preface This Technical Product Specification TPS specifies the board layout components connectors power and environmental requirements and the BIOS for the Intel Desktop Board DX38BT Intended Audience The TPS is intended to provide detailed technical information about the Intel Desktop Board DX38BT and its components to the vendors system integrators and other engineers and technicians who need this level of information It is specifically not intended for general audiences What This Document Contains Chapte Description r A description of the hardware used on the Desktop Board DX38BT A map of the resources of the Desktop Board The features supported by the BIOS Setup program A description of the BIOS error messages beep c
57. ied in Figure 1 OM20463 Table 2 Components Shown in Figure 1 Item callout from Figure 1 N lt gt x lt c AO VO Z S F A S FLO Tm monos gt AA cc DD EE FF GG HH II Description Rear fan header 2 PCI Conventional bus add in card connector 2 PCI Express x16 electrical x4 bus add in card connector PCI Conventional bus add in card connector 1 Product Description Secondary PCI Express x16 electrical x16 bus add in card connector Front panel audio header Primary PCI Express x16 electrical x16 bus add in card connector Rear chassis fan header Memory Controller Hub MCH fan header Back panel connectors Processor core power connector 2 X 4 LGA775 processor socket Processor fan header DIMM Channel A sockets 2 DIMM Channel B sockets 2 Parallel ATE IDE connector Main power connector Front chassis fan header Intel 82X38 Memory Controller Hub MCH Chassis intrusion header Battery Serial ATA connectors 6 Front panel USB headers 2 Speaker Intel 82801IR I O Controller Hub ICH9R IEEE 1394a front panel header BIOS Setup configuration jumper block Onboard power button Auxiliary front panel power LED header Front panel CIR receiver input header Back panel CIR emitter output header Front panel header High Definition Audio Link header Auxiliary PCI Express graphics power connector S PDIF connector 13 Intel Desktop Board DX38BT Technical Product Spec
58. iet jiem vides aizsardz bas noteikumiem D MESIO Naudojant netinkamo tipo baterijas irenginys gali sprogti Kai tik imanoma baterijas reikia naudoti pakartotinai Panaudotas baterijas i mesti b tina pagal vietinius aplinkos apsaugos nuostatus ATTENZJONI 90 Riskju ta splu joni jekk il batterija tinbidel b tip ta batterija mhux korrett Il batteriji g andhom ji u ri iklati fejn hu possibbli Ir rimi ta batteriji u ati g andu jsir skond ir regolamenti ambjentali lokali OSTRZE ENIE Ryzyko wybuchu w przypadku wymiany na baterie niew a ciwego typu W miar mo liwo ci baterie nale y podda recyklingowi Zu ytych baterii nale y pozbywa si zgodnie z lokalnie obowi zuj cymi przepisami w zakresie ochrony rodowiska
59. ification 1 1 3 14 Block Diagram Figure 2 is a block diagram of the major functional areas of the board DX38BT PCI Express x16 i lt PCI Express Interface Electrical x4 Connector i SMBus be em e e e e e e e no A Parallel ATA Ly I IDE Connector PATA eSATA IDE Controller eSATA O i i 1 1 LAN Gigabit Ethernet i Controller Connector See A 4 Back Panel Front Panel USB Ports TOSES I Serial ATA IDE Interface Svstem Bus MID ke 1333 1066 Pepe pence MEE 800 MHz I Primary I PCI Express SMBus X16 Connector L 77 Secon dary ann Intel X38 Express PCI Express Chipset I Seef Intel 82x38 Memory 5 SE GE Controller E x nterface Hub MCH a l Channel A DIMMs 2 L Channel B DIMMs 2 lEEE 13948 Connector Header Dual Channel Memory Bus SMBus lt gt IEEE 1394a PCI Bus Controller PCI Bus bacio ME es PCISbt2 e SMBus Hardware Monitoring and Fan Control ASIC Serial ATAIDE Connectors 6 Serial Peripheral Intel 82801IR 1 0 Controller Hub Interface SPI ICH9R Flash Device High Definition High Definition Audio Link Audio Link Header Side Surround Left and Audio Codec Center Lef Lo Front LPC Bus Legacy i 1 0 E E Controller Figure 2 Block D
60. il tak ld g nda patlama riski vardir Piller m mk n oldugunda geri d n st r lmelidir Kullan lm s piller yerel evre yasalarina uygun olarak atilmalidir OCTOPOTA BukopuctoByUTe 6aTapei npaBWibHOro Tuny iHakwe icHyBaruMe puzuK BUDyxy AKUJO MOXJIHBO BUKOpucTaHi 6arapei cria yTuni3yBatu Yrunizayia BUKOPpUCTaHUX 6arape Mae 6yTu BUKOHAHAa 3riQHO M CUEBUX HOPM LUO DeTy TIOIOTb OXOPOHY JOBKIJINA 89 Intel Desktop Board DX38BT Technical Product Specification A AN A A A UPOZORNENI V p pad v m ny baterie za nespr vn druh m ze doj t k v buchu Je li to mo n baterie by m ly b t recyklov ny Baterie je t eba zlikvidovat v souladu s m stn mi p edpisy o ivotnim prost ed ETTEVAATUST Kui patarei asendatakse uue ebasobivat t pi patareiga v ib tekkida plahvatusoht T hjad patareid tuleb v imaluse korral viia vastavasse kogumispunkti T hjade patareide raviskamisel tuleb j rgida kohalikke keskkonnakaitse alaseid reegleid FIGYELMEZTET S Ha az elemet nem a megfelel tipusura cser li felrobbanhat Az elemeket lehet s g szerint jra kell hasznos tani A haszn lt elemeket a helyi k rnyezetv delmi el r soknak megfelel en kell kiselejtezni UZMAN BU Past v eksplozijas risks ja baterijas tiek nomain tas ar nepareiza veida baterij m Ja iesp jams baterijas vajadz tu nodot attiec gos pie em anas punktos Bateriju izme anai atkritumos j notiek saska ar v
61. initialization PCI resource configuration Hard disk initialization User authentication Starting operating system boot process e Monitoring of system firmware error events including Memory missing Memory failure No video device Keyboard failure Hard disk failure No boot media e Boot options to boot from different types of boot devices e Reset shutdown power cycle and power up options e LAN Subsystem Software LAN software and drivers are available from Intel s World Wide Web site Product Description 1 12 Hardware Management Subsystem The hardware management features enable the board to be compatible with the Wired for Management WfM specification The board has several hardware management features including the following e Fan monitoring and control e Thermal and voltage monitoring e Chassis intrusion detection 1 12 1 Hardware Monitoring and Fan Control The features of the hardware monitoring and fan control include e Fan speed control controllers and sensors provided by the Hardware Monitoring and Fan Control ASIC e Thermal sensors in the processor 82X38 MCH and 82801IR ICH9R e Power supply monitoring of five voltages 5 V 12 V 3 3 VSB 1 25 V and VCCP to detect levels above or below acceptable values e Thermally monitored closed loop fan control for all three fans that can adjust the fan speed or switch the fans on or off as needed 1 12 2 Fan Monitoring Fan monitoring can be implement
62. inte Intel Desktop Board DX38BT Technical Product Specification October 2007 Order Number E14885 001 The Intel Desktop Board DX38BT 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 DX38BT Specification Update Revision History Revision Revision History Date 001 First DRAFT of the Intel Desktop Board DX38BT Technical Product October 2007 Specification This product specification applies to only the standard Intel Desktop Board DX38BT with BIOS identifier BTX3810J 86A Changes to this specification will be published in the Intel Desktop Board DX38BT Specification Update before being incorporated into a revision of this document INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL PRODUCTS NO LICENSE EXPRESS OR IMPLIED BY ESTOPPEL OR OTHERWISE TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT EXCEPT AS PROVIDED IN INTEL S TERMS AND CONDITIONS OF SALE FOR SUCH PRODUCTS INTEL ASSUMES NO LIABILITY WHATSOEVER AND INTEL DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY RELATING TO SALE AND OR USE OF INTEL PRODUCTS INCLUDING LIABILITY OR WARRANTIES RELATING TO FITNESS FOR A PARTICULAR PURPOSE MERCHANTABILITY OR INFRINGEMENT OF ANY PATENT COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT INTEL PRODUCTS ARE NOT INTENDED FOR USE IN MEDICAL LIFE SAVING OR LIFE
63. l Product Specification 3 5 66 Legacy USB Support Legacy USB support enables USB devices to be used even when the operating system s USB drivers are not yet available Legacy USB support is used to access the BIOS Setup program and to install an operating system that supports USB By default Legacy USB support is set to Enabled Legacy USB support operates as follows 1 2 3 When you apply power to the computer legacy support is disabled POST begins Legacy USB support is enabled by the BIOS allowing you to use a USB keyboard to enter and configure the BIOS Setup program and the maintenance menu POST completes The operating system loads While the operating system is loading USB keyboards and mice are recognized and may be used to configure the operating system Keyboards and mice are not recognized during this period if Legacy USB support was set to Disabled in the BIOS Setup program After the operating system loads the USB drivers all legacy and non legacy USB devices are recognized by the operating system and Legacy USB support from the BIOS is no longer used Additional USB legacy feature options can be access by using Intel Integrator Toolkit To install an operating system that supports USB verify that Legacy USB support in the BIOS Setup program is set to Enabled and follow the operating system s installation instructions Overview of BIOS Features 3 6 BIOS Updates The BIOS can be updated usi
64. ment u ued 33 IA D RR ac OCA OXON E 31 1 14 Onboard Power Button s ius em Ead vds Fux eer rna or ys Evan contre ea cies a Rien 39 Intel Desktop Board DX38BT Technical Product Specification 1 1 1 1 1 10 Overview Feature Summary Table 1 summarizes the major features of the board Table 1 Feature Summary ATX 12 00 inches by 9 60 inches 304 80 millimeters by 243 84 millimeters Form Factor Processor Memory Chipset Audio Legacy I O Control Peripheral Interfaces BIOS Instantly Available PC Technology LAN Support Intel Core 2 Extreme Processor in an LGA775 socket with a 1333 MHz and 1066 MHz system bus Intel Core 2 Duo Processor in an LGA775 socket with a 1333 MHz 1066 MHz and 800 MHz system bus Intel Pentium Dual Core Processor in an LGA775 socket with a 800 MHz system bus Four 240 pin DDR3 SDRAM Dual Inline Memory Module DIMM sockets Support for DDR3 1333 MHz DDR3 1066 MHz and DDR3 800 MHz DIMMs Support for up to 8 GB of system memory Support for ECC and non ECC memory Intel X38 Chipset consisting of Intel 82X38 Memory Controller Hub MCH Intel 82801IR I O Controller Hub ICH9R Intel High Definition Audio subsystem Winbond legacy I O controller for Consumer Infrared CIR Twelve USB 2 0 ports Six Serial ATA interfaces with RAID support Two External Serial ATA eSATA ports on back panel with RAID support One Parallel ATA IDE interface with UDMA 33 AT
65. n change a Supervisor Password Supervisor or Supervisor or and user set options limited number Enter Password user user of options Note If no password is set any user can change all Setup options 71 Intel Desktop Board DX38BT Technical Product Specification 72 4 Error Messages and Beep Codes What This Chapter Contains 4 1 Speakers ana Rn eeh SE aaa 73 4 2 BIOS Beep Codes ed sn exe nr rado EEN ENEE ee eh 73 4 3 BIOS Error MESSAGES u aa an EY qx FREE E XXX Y na Na aa 73 4 4 Port 80h DR HEES 74 4 1 Speaker The board mounted speaker provides audible error code beep code information during POST For information about Refer to The location of the onboard speaker Figure 1 page 12 4 2 BIOS Beep Codes Whenever a recoverable error occurs during POST the BIOS displays an error message describing the problem see Table 33 Table 33 Beep Codes Type Frequency Memory error Three long beeps 1280 Hz Thermal warning Four alternating beeps High tone 2000 Hz High tone low tone high tone low tone Low tone 1600 Hz 4 3 BIOS Error Messages Table 34 lists the error messages and provides a brief description of each Table 34 BIOS Error Messages Error Message Explanation CMOS Battery Low The battery may be losing power Replace the battery soon CMOS Checksum Bad The CMOS checksum is incorrect CMOS memory may have been corrupted Run Setup to reset values Memory Size Decreased Memory size ha
66. nd headers are not overcurrent protected and should connect only to devices inside the computer s chassis such as fans and internal peripherals Do not use these connectors or headers to power devices external to the computer s chassis A fault in the load presented by the external devices could cause damage to the computer the power cable and the external devices themselves Furthermore improper connection of USB or 1394 header single wire connectors may eventually overload the overcurrent protection and cause damage to the board This section describes the board s connectors The connectors can be divided into these groups e Back panel I O connectors e Component side I O connectors and headers see page 45 2 2 1 Back Panel Connectors The back panel configuration is dependent upon which audio subsystem is present The configurations are as follows e 8 channel 7 1 audio subsystem five analog audio output connectors and two digital audio output connectors described on page 44 43 Intel Desktop Board DX38BT Technical Product Specification 2 2 1 1 lt j NOTE 44 Back Panel Connectors Figure 10 shows the location of the back panel connectors for the DX38BT board equipped with the 8 channel 7 1 audio subsystem gt er 3 OM20470 Description Avr ra mm Oo u gt E eSATA port USB ports USB ports IEEE 1394a connector USB ports LAN USB ports Center channel an
67. ne uyar 5 1 3 Product Ecology Statements The following information is provided to address worldwide product ecology concerns and regulations 5 1 3 1 Disposal Considerations 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 selected locations for proper recycling Please consult the http www intel com intel other ehs product_ ecology for the details of this program including the scope of covered products available locations shipping instructions terms and conditions etc hx VEX HOS ARSE AGAIN BY RRE Intel Product Recycling Program CORR Hn PIIRID Mert dd I E PEE RE REIT OBS 8 2 HL E T6 25 85 R SS t ARE iw http www intel com intel other ehs product ecology TP AUPE Duc Ya pei EX eme RANA Deutsch Als Teil von Intels Engagement f r den Umweltschutz hat das Unternehmen das Intel Produkt Recyclingprogramm implementiert das Einzelhandelskunden von Intel Markenprodukten erm glicht gebrauchte Produkte an ausgew hlte Standorte f r ordnungsgem es Recycling zur ckzugeben Details zu diesem Programm
68. nel audio jacks are capable of retasking according to user s definition or can be automatically switched depending on the recognized device type e Stereo input and output for all back panel jacks e Line out and Mic in functions for front panel audio jacks e A signal to noise S N ratio of 90 dB 1 10 1 Audio Subsystem Software Audio software and drivers are available from Intel s World Wide Web site For information about Refer to Obtaining audio software and drivers Section 1 3 page 15 1 10 2 Audio Connectors 24 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 e Front panel audio a 2 x 5 pin header that provides mic in and line out signals for front panel audio connectors e High Definition HD Audio Link header a 2 x 8 pin header for S PDIF used for HDMI Video cards e S PDIF audio connector a 1 x 3 pin header can be used for HDMI Video cards that do not work with the HD Audio header The functions of the back panel audio connectors are dependent on which subsystem is present The 8 channel 7 1 audio subsystem is described in Section 1 10 3 For information about Refer to The locations of the front panel audio header HD Audio Link header and Figure 11 page 45 S PDIF audio connector The signal names of the front panel audio header Table 11 page 47 The back panel audio connectors Section 2
69. ng either of the following utilities which are available on the Intel World Wide Web site e Intel Express BIOS Update utility which enables automated updating while in the Windows environment Using this utility the BIOS can be updated from a file on a hard disk a USB drive a flash drive or a USB hard drive or a CD ROM or from the file location on the Web e Intel Flash Memory Update Utility which requires booting from DOS Using this utility the BIOS can be updated from a file on a hard disk a USB drive a flash drive or a USB hard drive or a CD ROM Both utilities verify that the updated BIOS matches the target system to prevent accidentally installing an incompatible BIOS lt NOTE Review the instructions distributed 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 Support The BIOS Setup program and help messages are supported in US English Additional languages are available in the Integrator s Toolkit utility Check the Intel website for details 3 6 2 Custom Splash Screen During POST an Intel splash screen is displayed by default This splash screen can be augmented with a custom splash screen The Intel Integrator s Toolkit that is available from Intel can be used to create a custom splash screen lt a NOTE If you add a custom splash screen
70. o so will prevent the board from booting 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 Express x16 electrical x8 and the PCI Express x16 electrical x4 bus add in card connectors See Figure 1 for location CAUTION If high power 75 W or greater add in cards are installed in either or both the Secondary PCI Express x16 electrical x8 and the PCI Express x16 electrical x4 bus add in card connectors the Auxiliary PCI Express graphics power connector must be used Failure to do so may cause damage to the board and the add in cards Furthermore if you use a 2 X 10 power cable you must also use the Auxiliary PCI Express graphics power connector to ensure stable board operation Table 17 Processor Core Power Connector Pin Signal Name i Signal Name Ground 12 V 12 V Ground 12 V 12 V Table 18 Main Power Connector Pin Signal Name 3 3 V 3 3 V Ground 5 V Ground 5 V Ground PWRGD Power Good 5 V Standby 12 V 12 V Note 12 2 x 12 connector detect Note DI OO I N DAD mW WI NI m ta Io Pin 13 14 15 16 17 18 19 20 21 22 23 24 Technical Reference Signal Name 3 3 V 12V Ground PS ON power supply remote on off Ground Ground Ground No connect 5 V 5 V 5 v Note Ground Note Not
71. odes and POST codes Regulatory compliance and battery disposal information Oo Q N r Typographical Conventions This section contains information about the conventions used in this specification Not all of these symbols and abbreviations appear in all specifications of this type Notes Cautions and Warnings dal NOTE Notes call attention to important information INTEGRATOR S NOTES Integrator s notes are used to call attention to information that may be useful to system integrators A CAUTION Cautions are included to help you avoid damaging hardware or losing data Intel Desktop Board DX38BT Technical Product Specification Other Common Notation NxnX GB GB sec Gbits sec KB Kbit kbits sec MB MB sec Mbit Mbits sec xxh x x V Used after a signal name to identify an active low signal such as USBP0 When used in the description of a component N indicates component type xn are the relative coordinates of its location on the Desktop Board DX38BT and X is the instance of the particular part at that general location For example J5J1 is a connector located at 5J It is the first connector in the 5J area Gigabyte 1 073 741 824 bytes Gigabytes per second Gigabits per second Kilobyte 1024 bytes Kilobit 1024 bits 1000 bits per second Megabyte 1 048 576 bytes Megabytes per second Megabit 1 048 576 bits Megabits per second An address or data value ending with a lower
72. ol Note 2 12 V 3 Tach Note These fan headers use voltage variance control for fan speed Table 15 Processor and Rear Chassis 2 4 Pin Fan Headers 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 Table 20 Back Panel CIR Emitter Output Header Signal Name Emitter out 1 Emitter out 2 Ground Key no pin Jack detect 1 Jack detect 2 Table 21 Front Panel CIR Receiver Input Header Pin Signal Name Ground LED NC Learn in 5 V standby VCC Key no pin CIR Input N OD OW A UUJ N m Technical Reference 2 2 2 2 Add in Card Connectors The board has the following add in card connectors PCI Express 2 0 x16 two PCI Express 2 0 x16 connectors supporting simultaneous transfer speeds up to 8 GB sec of peak bandwidth per direction and up to 16 GB sec concurrent bandwidth PCI Express 1 1 x4 one PCI Express 1 1 x4 connector implemented using a x16 physical connector The x4 interface supports simultaneous transfer speeds up to 250 MB sec of peak bandwidth per direction and up to 2 GB sec concurrent bandwidth PCI Conventional rev 2 3 compliant bus two PCI Conventional bus add in card connectors The SMBus is routed to all PCI Conventional bus connectors PCI Conventional bus add in cards with SMBus support can access sensor data and other information residing on the board Note the following consider
73. or password is set pressing the lt Enter gt key at the password prompt of the BIOS Setup program allows the user restricted access to Setup If both the supervisor and user passwords are set users can enter either the supervisor password or the user password to access Setup Users have access to Setup respective to which password is entered Setting the user password restricts who can boot the computer The password 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 in length Table 32 shows the effects of setting the supervisor password and user password This table is for reference only and is not displayed on the screen Table 32 Supervisor and User Password Functions Password Password Password Supervisor to Enter During Set Mode User Mode Setup Options Setup Boot Neither Can change all Can change all None None None options Note options Note Supervisor Can change all Can change a Supervisor Password Supervisor None only options limited number of options User only N A Can change all Enter Password User User options Clear User Password Supervisor Can change all Ca
74. orts single drive non RAID configurations as well as RAID configurations 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 about installing drivers during the installation process For information about Refer to The location of the discrete SATA RAID connectors Figure 11 page 45 1 7 2 Parallel ATA IDE Controller The Parallel ATA IDE controller has one bus mastering Parallel ATA IDE interface The Parallel ATA IDE interface supports the following modes e Programmed I O PIO processor controls data transfer e 8237 style DMA DMA offloads the processor supporting transfer rates of up to 16 MB sec e Ultra DMA DMA protocol on IDE bus supporting host and target throttling and transfer rates of up to 33 MB sec e ATA 66 DMA protocol on IDE bus supporting host and target throttling and transfer rates of up to 66 MB sec ATA 66 protocol is similar to Ultra DMA and is device driver compatible e ATA 100 DMA protocol on IDE bus allows host and target throttling The ATA 100 logic can achieve read transfer rates up to 100 MB sec and write transfer rates up to 88 MB sec 21 Intel Desktop Board DX38BT Technical Product Specification Jal NOTE ATA 66 and ATA 100 are faster timings and require an 80 pin conductor cable to reduce reflections noise and inductive coupling The Parallel ATA IDE inte
75. otes 1 Processor stopped S3 Suspend to RAM Context saved to RAM S4 Suspend to disk Context saved to disk S5 Soft off Context not saved Cold boot is required No power to the system Processor States CO working C1 stop grant No power No power No power No power Device States DO working state D1 D2 D3 device specification specific D3 no power except for wake up logic D3 no power except for wake up logic D3 no power except for wake up logic D3 no power for wake up logic except when provided by battery or external source Targeted System Power Note 1 Full power gt 30 W 5 W lt power lt 52 5 W Power lt 5 W Note 2 Power lt 5 W Note 2 Power lt 5 W Note 2 No power to the system Service can be performed safely 1 Total system power is dependent on the system configuration including add in boards and peripherals powered by the system chassis power supply 2 Dependent on the standby power consumption of wake up devices used in the system 33 Intel Desktop Board DX38BT Technical Product Specification 1 13 1 2 ENERGY STAR In 2007 the US Department of Energy and the US Environmental Protection Agency revised the ENERGY STAR requirements Intel has worked directly with these two governmental agencies to define the new requirements Currently this Intel Desktop Board meets the new Cat C r
76. pace FLASH APIC Reserved Upper 4 GB of address space gt gt 20 MB Top of usable DRAM memory visible to the operating system 1 MB 640 KB OFFFFFH OF0000H OEFFFFH 0E0000H ODFFFFH 0C0000H OBFFFFH 0A0000H O9FFFFH 00000H ERA ARE Upper BIOS area 64 KB Lower BIOS area 64 KB 16 KB x 4 Add in Card BIOS and Buffer area 128 KB 16 KB x 8 Standard PCI ISA Video Memory SMM Memory 128 KB DOS area 640 KB Figure 9 Detailed System Memory Address Map 42 1 MB 960 KB 896 KB 768 KB 640 KB 0 KB OM18311 Technical Reference 2 1 2 Memory Map Table 8 lists the system memory map Table 8 System Memory Map Address Range decimal Address Range hex Size Description 1024 K 8388608 K Extended memory 960 K 1024 K Runtime BIOS 896 K 960 K Reserved 800 K 896 K C8000 DFFFF 96 KB Potential available high DOS memory open to the PCI Conventional bus Dependent on video adapter used 640 K 800 K Video memory and BIOS 639 K 640 K Extended BIOS data movable by memory manager software 512 K 639 K Extended conventional memory OK 512K Conventional memory 2 2 Connectors and Headers A CAUTION Only the following connectors and headers have overcurrent protection back panel and front panel USB with support for 1394 The other internal connectors a
77. quirements International 79 Intel Desktop Board DX38BT Technical Product Specification 5 1 2 European Union Declaration of Conformity 80 Statement We Intel Corporation declare under our sole responsibility that the product Intel Desktop Board DX38BT is in conformity with all applicable essential requirements necessary for CE marking following the provisions of the European Council Directive 2004 108 EC EMC Directive and 2006 95 EC Low Voltage Directive The product is properly CE marked demonstrating this conformity and is for distribution within all member states of the EU with no restrictions L This product follows the provisions of the European Directives 2004 108 EC and 2006 95 EC Cestina Tento vyrobek odpov d pozadavk m evropskych sm rnic 2004 108 EC a 2006 95 EC Dansk Dette produkt er i overensstemmelse med det europ iske direktiv 2004 108 EC amp 2006 95 EC Dutch Dit product is in navolging van de bepalingen van Europees Directief 2004 108 EC amp 2006 95 EC Eesti Antud toode vastab Euroopa direktiivides 2004 108 EC ja 2006 95 EC kehtestatud n uetele Suomi Tama tuote noudattaa EU direktiivin 2004 108 EC amp 2006 95 EC m r yksi Francais Ce produit est conforme aux exigences de la Directive Europ enne 2004 108 EC amp 2006 95 EC Deutsch Dieses Produkt entspricht den Bestimmungen der Europ ischen Richtlinie 2004 108 EC amp 2006 95 EC EAAnvik To nap v npoi v akoAouBel ric
78. re 3 illustrates the memory channel and DIMM configuration lt NOTE The DIMM 0 sockets of both channels are blue The DIMM 1 sockets of both channels are black Intel Desktop Board DX38BT Technical Product Specification Channel A DIMM 0 Channel A DIMM 1 Channel B DIMM 0 Channel B DIMM 1 OM20465 Memory Channel and DIMM Configuration Figure 3 Product Description 1 6 Intel X38 Chipset The Intel X38 chipset consists of the following devices e Intel 82X38 Memory Controller Hub MCH with Direct Media Interface DMI interconnect e Intel 82801IR I O Controller Hub ICH9R The MCH component provides interfaces to the processor memory and PCI Express The ICH9R is a centralized controller for the board s I O paths For information about Refer to The Intel X38 chipset http www intel com products desktop chipsets index htm Resources used by the chipset Chapter 2 The board supports up to twelve USB 2 0 ports supports UHCI and EHCI and uses UHCI and EHCI compatible drivers The ICH9R provides the USB controller for all ports The port arrangement is as follows e Eight ports are implemented with dual stacked back panel connectors adjacent to the audio connectors e Four ports are routed to two separate front panel USB headers For information about Refer to The location of the USB connectors on the back panel Figure 10 page 44 The location of the front panel USB headers Figure 11 page 45 In
79. rface also supports ATAPI devices such as CD ROM drives and ATA devices 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 the BIOS For information about Refer to The location of the Parallel ATA IDE connector Figure 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 three years When the computer is plugged in the standby current from the power supply extends the life of the battery The clock is accurate to 13 minutes year at 25 C with 3 3 VSB applied Jal NOTE 22 If the battery and AC power fail custom defaults if previously saved will be loaded into CMOS RAM at power on When the voltage drops below a certain level the BIOS Setup program settings stored in CMOS RAM for example the date and time might not be accurate Replace the battery with an equivalent one Figure 1 on page 12 shows the location of the battery Product Description 1 9 Legacy I O Controller The I O controller provides the following features e Consumer Infrared CIR headers e Serial IRQ interface compatible with serialized IRQ support for PCI systems e Intelligent power management including a programmable wake up event interface e PCI power management support Th
80. s decreased since the last boot If no memory was removed then memory may be bad No Boot Device Available System did not find a device to boot 73 Intel Desktop Board DX38BT Technical Product Specification 4 4 lt NOTE Jal NOTE 74 Port 80h POST Codes During the POST the BIOS generates diagnostic progress codes POST codes to I O port 80h If the POST fails execution stops and the last POST code generated is left at port 80h This code is useful for determining the point where an error occurred Displaying the POST codes requires a PCI bus add in card often called a POST card The POST card can decode the port and display the contents on a medium such as a seven segment display The POST card must be installed in PCI bus connector 1 The following tables provide information about the POST codes generated by the BIOS e Table 35 lists the Port 80h POST code ranges e Table 36 lists the Port 80h POST codes themselves e Table 37 lists the Port 80h POST sequence In the tables listed above all POST codes and range values are listed in hexadecimal Table 35 Port 80h POST Code Ranges Range 00 OF 10 1F 20 2F 30 3F 40 4F 50 5F 60 6F 70 7F 80 8F 90 9F AO AF BO BF CO CF DO DF EO FF Category Subsystem Debug codes Can be used by any PEIM driver for debug Host Processors 1F is an unrecoverable CPU error Memory Chipset 2F is no memory detected or no useful memory d
81. tasheets and processor specification updates 97 C under bias 92 C under bias Refer to Processor datasheets and specification updates Section 1 3 page 15 Technical Reference 2 7 Reliability The Mean Time Between Failures MTBF prediction is calculated using component and subassembly random failure rates The calculation is based on the Bellcore Reliability Prediction Procedure TR NWT 000332 Issue 4 September 1991 The MTBF prediction is used to estimate repair rates and spare parts requirements The MTBF data is calculated from predicted data at 55 9C The MTBF for the board is 81 736 94273 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 C to 55 C Shock Unpackaged 50 g trapezoidal waveform Velocity change of 170 inches second2 Packaged Half sine 2 millisecond Velocity Change inches sec 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 5Hzto 40 Hz 0 015 g Hz flat 40 Hz to 500 Hz 0 015 g Hz sloping down to 0 00015 g Hz 61 Intel Desktop Board DX38BT Technical Product Specification 62 3 Overview of BIOS Features What This Chapter Contains X Nu ee A aE EEEE E A A aa A RT R AKER 63 2 BIOS Flash Memory Organization anna exor ex x ce oo OQ E d on a 64 3
82. tel Desktop Board DX38BT Technical Product Specification 1 6 2 Serial ATA Interfaces The board provides six Serial ATA SATA connectors which support one device per connector The board also provides two red colored external Serial ATA eSATA connectors on the back panel 1 6 2 1 Serial ATA Support The board s Serial ATA controller offers six independent Serial ATA ports with a theoretical maximum transfer rate of 3 Gbits sec per port One device can be installed on each port for a maximum of six Serial ATA devices A point to point interface is used for host to device connections unlike Parallel ATA IDE which supports a master slave configuration and two devices per channel For compatibility the underlying Serial ATA functionality is transparent to the operating system The Serial ATA controller can operate in both legacy and native modes In legacy mode standard 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 Windows XP and Windows Vista operating systems lt NOTE Many Serial ATA drives use new low voltage power connectors and require adapters or power supplies equipped with low voltage power connectors For more information see http www serialata org For information about Refer to The location of the Serial ATA connectors Figure 11 page 45 1 6 2 2 Serial ATA RAID
83. ties 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 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 fe lo el CS OM20478 Figure 8 Location of the Onboard Power Button A CAUTION Electrostatic discharge ESD can damage components The onboard power button should be used only at an ESD workstation using an antistatic wrist strap and a conductive foam pad If such a station is not available some ESD protection can be provided by wearing an antistatic wrist strap and attaching it to a metal part of the computer chassis 39 Intel Desktop Board DX38BT Technical Product Specification 40 2 Technical Reference What This Chapter Contains 2 1 MISAS DE IIS pa 1 Memory Resources osse excusi eres ie enhanced daa 41 2 Connectors and Header 43 2 JUMDER BIOCK EE 55 4 Mechanical Considerations rr emen nennen 56 5 Electrical Considerations een 57 6 Thermal Considerations eee mmn eese ee n n n n n nn 58 7 Reliability 2 dorsa qe ik aa aaa an 61 8 Environmental over ee das 61 Memory Resources 2 1 1 Addressable Memory The board utilizes 8 GB of addressable system memory Typically the address space
84. ts the boot device menu options Table 31 Boot Device Menu Options Boot Device Menu Function Keys Description T or i Selects a default boot device Enter Exits the menu saves changes and boots from the selected device Esc Exits the menu without saving changes 69 Intel Desktop Board DX38BT Technical Product Specification 3 9 Adjusting Boot Speed These factors affect system boot speed e Selecting and configuring peripherals properly e Optimized BIOS boot parameters 3 9 1 Peripheral Selection and Configuration The following techniques help improve system boot speed e Choose a hard drive with parameters such as power up to data ready less than eight seconds that minimize hard drive startup delays e Select a CD ROM drive with a fast initialization rate This rate can influence POST execution time e Eliminate unnecessary add in adapter features such as logo displays screen repaints or mode changes in POST These features may add time to the boot process e Try different monitors Some monitors initialize and communicate with the BIOS more quickly which enables the system to boot more quickly 3 9 2 BIOS Boot Optimizations Use of the following BIOS Setup program settings reduces the POST execution time e 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 about one second from the POST execution time e
85. uo Processor in an LGA775 socket with a 1333MHz 1066 MHz and 800 MHz system bus e Intel Pentium Dual Core Processor in an LGA775 socket with a 800 MHz system bus See the Intel web site listed below for the most up to date list of supported processors For information about Refer to Supported processors for the board http support intel com support motherboards desktop dx3 8bt sb CS 028329 htm CAUTION Use only the processors listed on the web site above Use of unsupported processors can damage the board the processor and the power supply INTEGRATOR S NOTE This board has specific requirements for providing power to the processor Refer to Section 2 5 1 on page 57 for information on power supply requirements for this board Intel Desktop Board DX38BT Technical Product Specification 1 5 System Memory The board has four DIMM sockets and supports the following memory features 1 5 V with option to raise voltage to support higher performance DDR3 SDRAM DIMMs Unbuffered single sided or double sided DIMMs with the following restriction Double sided DIMMs with x16 organization are not supported 8 GB maximum total system memory Refer to Section 2 1 1 on page 41 for information on the total amount of addressable memory Minimum total system memory 256 MB ECC DIMMs and non ECC DIMMs Serial Presence Detect DDR3 1333 DDR3 1066 and DDR3 800 MHz SDRAM DIMMs NOTES Remove the video card in the Primary PCI
86. upport 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 8 5 V Standby Power Indicator LED and Additional LEDs The 5 V standby power indicator LED shows that power is still present even when the computer appears to be off Figure 7 shows the location of the standby power indicator LED on the board A CAUTION If AC power has been switched off and the standby power indicators are still lit disconnect the power cord before installing 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 indicate the following e The Processor LED indicates an elevated temperature on the processor that could effect performance e The Voltage Regulator LED indicates an elevated temperature in the processor voltage regulator circuit that could effect performance Figure 7 shows the location of these additional LEDs 37 Intel Desktop Board DX38BT Technical Product Specification OM20469 Item Description A Voltage Regulator LED Red B Processor LED Red C Standby power indicator LED Green Figure 7 Locations of Indicator LEDs 38 Product Description 1 14 Onboard Power Button 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 facili

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