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Intel Desktop Board D925XHY

1. OM18278 Description Remote ambient temperature sensor Thermal diode located on processor die Ambient temperature sensor internal to hardware monitoring and fan control ASIC Processor fan connector Rear chassis fan connector Front chassis fan connector Auxiliary rear fan connector Figure 12 Sensors and Fan Connectors Product Description 1 10 3 Fan Monitoring Fan monitoring can be implemented using Intel Desktop Utilities LANDesk software or third party software The level of monitoring and control is dependent on the hardware monitoring ASIC used with the Desktop Board For information about Refer to The functions of the fan connectors Section 1 11 2 2 page 39 1 10 4 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 connector When the chassis cover is removed the mechanical switch is in the closed position 1 11 Power Management Power management is implemented at several levels including Software support through Advanced Configuration and Power Interface ACPD Hardware support Power connector Fan connectors
2. 2 S 23 Dee I gi E 1 SR 33 Ti er 39 1 BB AA Y W U S R Q P O Z X V T OM18277 Figure 16 Component side Connectors Table 15 lists the component side connectors identified in Figure 16 52 Technical Reference Table 15 Component side Connectors Shown in Figure 16 Item callout from Figure 16 By S N lt x S lt c a o mo v o z x lt ro am mo 0 w gt Description PCI Conventional bus add in card connector 4 Auxiliary rear fan connector PCI Conventional bus add in card connector 3 PCI Express x1 bus add in card connector 2 PCI Express x1 bus add in card connector 1 Front panel audio connector PCI Conventional bus add in card connector 2 Front panel IEEE 1394a connector PCI Conventional bus add in card connector 1 Front panel IEEE 1394a connector PCI Express x16 bus add in card connector Rear chassis fan connector Alternate power connector 12V power connector ATX12V Processor fan connector Power connector Diskette drive connector Parallel ATA IDE connector Chassis intrusion connector Front chassis fan connector Serial ATA connector 1 Serial ATA connector 3 Serial ATA connector 2 Serial ATA connector 0 Auxiliary front panel power LED connector Front panel connector Front panel USB connector Front panel USB connector 53 Intel Desktop Board D925XHY Technical Product Specification 54 Table 16 Front Panel Audio Connector
3. EE 10 2 D925XHY Components Shown in Figure 13 3 Supported Memory Configurations nr 16 4 eener 32 5 Effects of Pressing the Power Switch vendidos ld 36 6 Power States and Targeted System Power rasa 37 Z Wake up Devices and Events a mall laa lal lll ini 38 8 System Memory Map Siya li men ne makale sia elem nn 45 9 DMA Channels sti GK KR ME e A e nnne 45 K ARAMA O Ee gi ee Depe DP e MN A e O 46 11 PCI Configuration Space Mapoteca 47 12 AMBOS cad anida 48 184 PGI I terr upt AQUINO Map aura nod 49 14 Back Panel Connectors Shown in Figure 15 reco nana nen 51 vii Intel Desktop Board D925XHY Technical Product Specification viii Component side Connectors Shown in Figure 16 53 Front Panel Audio Connector tias 54 Front Chassis FanandRearChassisFanConnectors 54 Processor Fan Connector and Auxiliary Rear Fan Connector 54 Chassis e e BE lee 54 Serial ATA e lte 54 Main Power Conner 56 ATX12V Power Connector idol ds delas 56 Alternate Power Connector EEN 56 Auxiliary Front Panel Power Sleep LED Connector ssssseesessneessrrrrseerrnrerrnerssrrrnet 57 Eron Panel COMICO uscar adios dl ile 58 States for a One Golor Power LED
4. alsel sala a Ald k lene 59 States for a Two Color Power LED sadaka mele e madara 59 BIOS Setup Configuration Jumper SettingS noo 61 DC Loading Characteristics sira an etarras plan 64 Fan Connector Current Capabulfy uk 65 Thermal Considerations for Components a 68 Environmental Specifications r cnn nnnnnn nana 69 Safety E E ns r a a dane Gracia titans 70 EMG Requintos eaten ee 74 Product Certification ee EE Ee 76 BIOS Setup Program ET 78 BIOS Setup Program Function KEYS cito 78 Boot Device e 81 Supervisor and User Password Functions s sssssseeeesseresserrrntrrtnnttsrtrrsstrrnnnreennnesene 83 BIOS Error Messages a naaa dd cado 85 UncompressediNiTCodeCheckpoinis net 87 Boot Block Recovery Code Checkpoint r 87 Runtime Code UncompressedinF000ShadowRAM 88 Bus Initialization Checkpoints uta io 91 Upper Nibble High Byte Functions asli dinin aiii 91 Lower Nibble High Byte Functions a 92 A ek EE e e e Ara s 92 1 Product Description What This Chapter Contains 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 1 1 1 O e 10 ROPING SUPPO Maeda yda a u a aaa a aa gu oi ilin 15 A EE 15 EE le ssp as 16 ere RE e qaqa ds 21 PCI Express Connectors isin u u Meal m aaa il sa rae 28
5. Pin Signal Name i Signal Name 1 Port E Port 1 Left Channel Ground 3 Port E Port 1 Right Channel 4 Presence dongle present 5 Port F Port 2 Right Channel 6 Port E Port 1 Sense return jack detection 7 Port E Port 1 and Port F Port 2 Key Sense send jack detection 9 Port F Port 2 Left Channel 10 Port F Port 2 Sense return jack detection INTEGRATOR S NOTE The front panel audio connector is colored yellow Table 17 Front Chassis Fan and Rear Chassis Fan Connectors Pin Signal Name 1 Control 2 12 V 3 Tach Signal Name Ground 12 V FAN_TACH FAN_CONTROL Pin Signal Name 1 Intruder 2 Ground Table 20 Serial ATA Connectors Pin Signal Name 1 Ground 2 TXP 3 TXN 4 Ground 5 RXN 6 RXP 7 Ground 2 8 2 1 Technical Reference Power Supply Connectors The board has three power supply connectors 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 ATX12V power a 2 x 2 connector This connector provides power directly to the processor voltage regulator and must always be used Failure to do so will prevent the board from booting
6. elesin Basil lenlei 47 2 6 ek caida 48 2 7 PCI Conventional Interrupt Routing Map 49 2 8 A L u E E u al a Aqa Da Qu bn EE Ban baka 50 O o s AQ ua D U A aa Du a S A uN 61 2 10 Mechanical Considerations eee 62 2 41 Electrical Consideras damal Mela mein aa aa alam i ings 64 2 12 ThermalConsiderations aaa 66 2X EE EE 68 2 14 ENVIO Melia A a iia Ee boto ia a 69 2 15 Regulatory Gormnpliance acia dd 70 2 1 Introduction Sections 2 2 2 6 contain several standalone tables Table 8 describes the system memory map Table 9 lists the DMA channels Table 10 shows the I O map Table 11 defines the PCI Conventional bus configuration space map and Table 12 describes the interrupts The remaining sections in this chapter are introduced by text found with their respective section headings 2 2 Memory Resources 2 2 1 Addressable Memory The board utilizes 4 GB of addressable system memory Typically the address space that is allocated for PCI Conventional bus add in cards PCI Express configuration space BIOS firmware hub and chipset overhead resides above the top of DRAM total system memory On a system that has 4 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 firmware hub 2 MB e Local APIC 19 MB e Digital Media I
7. M D C OM18283 Item Description A Processor voltage regulator area B Processor C Intel 82925X MCH D Intel 82801FR ICH6 R Figure 24 Localized High Temperature Zones 67 Intel Desktop Board D925XHY Technical Product Specification Table 31 provides maximum case temperatures for the board 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 31 Thermal Considerations for Components Component Maximum Case Temperature Intel Pentium 4 processor For processor case temperature see processor datasheets and processor specification updates Intel 82925X MCH 99 C under bias Intel 82801FR ICH6 R 110 C under bias For information about Refer to Intel Pentium 4 processor datasheets and specification updates Section 1 2 page 15 2 13 Reliability 68 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 C The MTBF for the Desktop Board D925XHY is 105 577 hours Technical Reference 2 14 Environmental
8. 18 Note 2 User available through PIRQC 19 Note 2 User available through PIRQD 20 Note 2 User available through PIRQE 21 Note 2 User available through PIRQF 22 Note 2 User available through PIRQG 23 Note 2 User available through PIRQH Notes 1 Default but can be changed to another IRQ 2 Available in APIC mode only 48 Technical Reference 2 7 PCI Conventional Interrupt Routing Map This section describes interrupt sharing and how the interrupt signals are connected between the PCI Conventional bus connectors and onboard PCI Conventional devices The PCI Conventional specification describes how interrupts can be shared between devices attached to the PCI Conventional bus In most cases the small amount of latency added by interrupt sharing does not affect the operation or throughput of the devices In some special cases where maximum performance is needed from a device a PCI Conventional device should not share an interrupt with other PCI Conventional devices Use the following information to avoid sharing an interrupt with a PCI Conventional add in card PCI Conventional devices are categorized as follows to specify their interrupt grouping e INTA By default all add in cards that require only one interrupt are in this category For almost all cards that require more than one interrupt the first interrupt on the card is also classified as INTA e INTB Generally the second interrupt on add in cards
9. ARE IFICE EBRIO SEL UMBRIA YT EE TEE EECH JOYS LEK E HEL ARA BIAS RIAA CHARGE COTO LOM MRIS http www intel com intel o ther ehs product_ecology Recycling_Program him Rp fC BES 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 Recycling Program bm 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 Recycling Program htm 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 Russian B kayecTBe YacTH CBOHX 0643aT JIbCTB K OKPy2xKalollei cpeze B Intel co3naHa mporpamma yruju3sanuu TPOAYKUHH ntel Product Recycling Program IA MpeAOCTABJISHMA KOHE
10. Supervisor Can change all Can change a Supervisor Password Supervisor None only options limited number of options User only Can change all Enter Password User User options Clear User Password Supervisor Can change all Can 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 83 Intel Desktop Board D925XHY Technical Product Specification 84 4 Error Messages and Beep Codes What This Chapter Contains 4 1 BIOS Error Messages selale i a unu sua musasasa aka 85 42 EA A asas 87 4 3 Bus Initialization Checkpoints eege eegene 91 AA Speaker ita 92 45 BIOS Beep Codes cti rad 92 4 1 BIOS Error Messages Table 40 lists the error messages and provides a brief description of each Table 40 BIOS Error Messages Error Message GA20 Error Pri Master HDD Error Pri Slave HDD Error Pri Master Drive ATAPI Incompatible Pri Slave Drive ATAPI Incompatible A Drive Error Cache Memory Bad CMOS Battery Low CMOS Display Type Wrong CMOS Checksum Bad CMOS Settings Wrong CMOS Date Time Not Set DMA Error FDC Failure HDC Failure Checking NVRAM Explanation An error occurred with Gate A20 when switching to protected mode during the memory test Could not read sector from corresponding drive Corresponding drive in not an ATAPI device Run Set
11. Table 32 lists the environmental specifications for the board Table 32 Environmental Specifications Parameter Specification Temperature 40 C to 70 C 0 C to 55 C Non Operating Operating Shock Unpackaged 50 g trapezoidal waveform Velocity change of 170 inches second Half sine 2 millisecond Product Weight pounds Free Fall inches Velocity change inches sec Packaged Vibration Unpackaged 5 Hz to 20 Hz 0 01 g Hz sloping up to 0 02 g Hz 20 Hz to 500 Hz 0 02 g Hz flat Packaged 5 Hz to 40 Hz 0 015 g Hz flat 40 Hz to 500 Hz 0 015 g Hz sloping down to 0 00015 g Hz 69 Intel Desktop Board D925XHY Technical Product Specification 2 15 Regulatory Compliance This section contains the following regulatory compliance information for Desktop Board D95XHY e Safety regulations e European Union Declaration of Conformity statement e Product Ecology statements e Electromagnetic Compatibility EMC regulations e Product certification markings 2 15 1 Safety Regulations Desktop Board D925XHY complies with the safety regulations stated in Table 33 when correctly installed in a compatible host system Table 33 Safety Regulations Regulation Title UL 60950 1 2003 Information Technology Equipment Safety Part 1 General CSA C22 2 No 60950 1 03 Requirements USA and Canada EN 60950 1 2002 Information Technology Equipment Safety Part 1 Gen
12. 2 11 4 Power Supply Considerations A CAUTION The 5 V standby line for the power supply must be capable of providing adequate 5 V standby current Failure to do so can damage the power supply The total amount of standby current required depends on the wake devices supported and manufacturing options System integrators should refer to the power usage values listed in Table 29 when selecting a power supply for use with the board Additional power required will depend on configurations chosen by the integrator The power supply must comply with the following recommendations found in 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 Ali voltage tolerances 65 Intel Desktop Board D925XHY Technical Product Specification 2 12 Thermal Considerations A CAUTION A chassis with a maximum internal ambient temperature of 38 C at the processor fan inlet is a requirement Use a processor heatsink that provides omni directional airflow as shown in Figure 23 to maintain required airflow across the processor voltage regulator area OM16996 Figure 23 Processor Heatsink for Omni directional Airflow A CAUTION 66 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 For a list of chassis that have b
13. Alternate power a 1 x 4 connector This connector provides additional power when using high wattage PCI Express x16 graphics cards SK INTEGRATOR S NOTE When using high wattage PCI Express x16 graphics cards use one of the following power supply configurations to avoid system instability The preferred method of power delivery is to use a power supply with a 2 x 12 main power cable In this configuration use two connectors to provide power to the board The main power connector The ATX12V connector In this configuration the alternate power connector is not required The 2 x 12 main power cable can provide up to 144 W of power from the 12 V rail An alternate method of power delivery is to use a power supply has a 2 x 10 main power cable In this configuration use three connectors to provide power to the board The main power connector The ATX12V connector The alternate power connector The combination of the 2 x 10 main power cable and the alternate power cable can provide up to 144 W of power from the 12 V rail 72 W each 55 Intel Desktop Board D925XHY Technical Product Specification Table 21 Main Power Connector Pin Signal Name Pin Signal Name 1 3 3 V 13 3 3 V 2 3 3 V 14 12 V 3 Ground 15 Ground 4 5 V 16 PS ON power supply remote on off 5 Ground 17 Ground 6 5 V 18 Ground 7 Ground 19 Ground 8 PWRGD Power Good 20 No connect 9 5 V Standby 21 5 V 10 12 V 22 5 V 11
14. 12 V 23 5 V 12 2x12 connector detect 24 Ground Table 22 ATX12V Power Connector Signal Name Signal Name Ground Ground Pin Signal Name 1 12 V 2 Ground 3 Ground 4 5 V 56 Technical Reference 2 8 2 2 Add in Card Connectors The board has the following add in card connectors One PCI Express x16 connector supporting simultaneous transfer speeds up to 4 GBytes sec of peak bandwidth per direction and up to 8 GBytes sec concurrent bandwidth Two PCI Express x1 connectors The x1 interfaces support simultaneous transfer speeds up to 250 Mbytes sec of peak bandwidth per direction and up to 500 MBytes sec concurrent bandwidth Four PCI Conventional rev 2 2 compliant bus add in card connectors The SMBus is routed to PCI Conventional bus connector 2 only ATX expansion slot 6 PCI Conventional bus add in cards with SMBus support can access sensor data and other information residing on the board Note the following considerations for the PCI Conventional bus connectors All of the PCI Conventional bus connectors are bus master capable SMBus signals are routed to PCI Conventional bus connector 2 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 8 2 3 Auxiliary Front Panel Power Sleep LED Connector Pins 1 and 3 of
15. LAN wake capabilities Instantly Available PC technology Resume on Ring Wake from USB Wake from PS 2 devices Power Management Event signal PME wake up support PCI Express WAKE signal support 35 Intel Desktop Board D925XHY Technical Product Specification 1 11 1 ACPI 36 ACPI gives the operating system direct control over the power management and Plug and Play functions of a computer The use of ACPI with the board requires an operating system that provides full ACPI support ACPI features include e Plug and Play including bus and device enumeration e 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 e Methods for achieving less than 15 watt system operation in the power on standby sleeping state e A Soft off feature that enables the operating system to power off the computer e Support for multiple wake up events see Table 7 on page 38 e Support for a front panel power and sleep mode switch 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 and the power switch is If the system is in this state pressed for the system enters this state ACPI G2 G5 Soft off ACPI GO working state On Soft off Standby ACPI GO working state ACPI G1 sleepin
16. S3 S4 or S5 state with Wake on PME enabled in BIOS 1 11 2 9 WAKE Signal Wake up Support 40 When the WAKE signal on the PCI Express bus is asserted the computer wakes from an ACPI S1 S3 S4 or S5 state Product Description 1 11 2 10 5 V Standby Power Indicator LED A The 5 V standby power indicator LED shows that power is still present even when the computer appears to be off Figure 13 shows the location of the standby power indicator LED CAUTION If AC power has been switched off and the standby power indicator is 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 OM18279 Figure 13 Location of the Standby Power Indicator LED 41 Intel Desktop Board D925XHY Technical Product Specification 42 2 Technical Reference What This Chapter Contains 21 miroducilonm aa al EE 43 2 2 Memory Resources KR 43 23 DIV e LTE 45 24 Fixed VO M p RE Y Er says 46 2 5 PCI Configuration Space Map
17. 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 connected to an onboard Serial ATA connector e An IDE hard drive connected to an onboard IDE connector 2 8 2 4 2 Reset Switch Connector Purple Pins 5 and 7 Purple 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 8 2 4 3 Power Sleep LED Connector Green gt Pins 2 and 4 Green can be connected to a one or two color LED Table 26 shows the possible states for a one color LED Table 27 shows the possible states for a two color LED Table 26 States for a One Color Power LED LED State Description Off Power off sleeping Steady Green Running Table 27 States for a Two Color Power LED LED State Description Off Power off Steady Green Running Steady Yellow Sleeping NOTE The colors listed in Table 26 and Table 27 are suggested colors only Actual LED colors are product or customer specific 2 8 2 4 4 Power Switch Connector Red Pins 6 and 8 Red can be connected to a front panel momentary contact power switch The switch must pull the SW_ON 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
18. 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 viet 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 Riskju ta splu joni jekk il batterija tinbidel b tip ta batterija mhux korrett batteriji g andhom ji u ri iklati fein 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 27 Intel Desktop Board D925XHY Technical Product Specification 1 6 PCI Express Connectors The board provides the following PCI Express connectors One PCI Express x16 connector supporting simultaneous transfer speeds up to 4 GBytes sec of peak bandwidth per direction and up to 8 GBytes sec concur
19. Boot Device Menu Function Keys Description lt P gt or lt d gt Selects a default boot device lt Enter gt Exits the menu saves changes and boots from the selected device lt Esc gt Exits the menu without saving changes 81 Intel Desktop Board D925XHY Technical Product Specification 3 8 Fast Booting Systems with Intel9 Rapid BIOS Boot These factors affect system boot speed e Selecting and configuring peripherals properly e Using an optimized BIOS such as the Intel Rapid BIOS 3 8 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 8 2 Intel Rapid BIOS Boot 82 Use of the following BIOS Setup program settings reduces the POST execution time In the Boot Menu e 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
20. Disable Quiet Boot which eliminates display of the logo splash screen This could save several seconds of painting complex graphic images and changing video modes e Enable Intel Rapid BIOS Boot This feature bypasses memory count and the search for a diskette drive 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 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 three to 30 seconds using the Hard Disk Pre Delay feature of the Advanced Menu in the Drive Configuration Submenu of the BIOS Setup program Overview of BIOS Features 3 9 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 e The supervisor password gives unrestricted access to view
21. Figure 20 shows the location of the jumper block The 3 pin jumper block determines the BIOS Setup program s mode Table 28 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 OM18281 Figure 20 Location of the Jumper Block Table 28 BIOS Setup Configuration Jumper Settings Function Mode Jumper Setting Setting Configuration Normal The BIOS uses current configuration information and 1 2 im e passwords for booting Configure After the POST runs Setup runs automatically The 2 3 ad maintenance menu is displayed Recovery The BIOS attempts to recover the BIOS configuration A None recovery diskette is required 61 Intel Desktop Board D925XHY Technical Product Specification 2 10 Mechanical Considerations 2 10 1 Form Factor The Desktop Board D925XHY is designed to fit into an ATX form factor chassis Figure 21 illustrates the mec
22. LIFE SUSTAINING APPLICATIONS 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 office 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 Coun
23. NOTE 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 Table 14 Back Panel Connectors Shown in Figure 15 Item callout from Figure 15 Description A PS 2 mouse port Green B PS 2 keyboard port Purple C Serial port A Teal D Parallel port Burgundy E Digital audio out coaxial Orange F Digital audio out optical G Front left right channel audio out Two channel audio line out Retasking Jack D Lime green H Surround left right channel audio out Retasking Jack H Black l Center channel and LFE subwoofer audio out Retasking Jack G Orange J Audio line in Retasking Jack C Blue K Mic in Retasking Jack B Pink L USB ports two M IEEE 1394a connector N LAN O USB ports two 51 Intel Desktop Board D925XHY Technical Product Specification 2 8 2 Component side Connectors Figure 16 shows the locations of the component side connectors o A
24. Windows 2000 operating systems Product Description gt NOTE Many Serial ATA drives use new low voltage power connectors and require adaptors 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 IDE connectors Figure 16 page 52 1 5 2 3 Serial ATA RAID The ICH6 R supports RAID Redundant Array of Independent Drives level 0 and RAID level 1 on the Serial ATA ports as follows RAID 0 supports data striping Two physical drives of identical size can be teamed together to create one logical drive As data is written or retrieved from the logical drive both drives operate in parallel thus increasing the throughput RAID 1 supports data mirroring Two physical drives of identical size maintain duplicate sets of all data on separate disk drives Level 1 provides the highest data reliability because two complete copies of all information are maintained 1 5 2 4 RAID Boot Configuration Overview A RAID array can be created by using the existing Serial ATA ports correctly configuring the BIOS and installing drivers The following steps are required to successfully establish a RAID configuration 1 Enable RAID Support in BIOS 2 Create a RAID array using the Intel Application Accelerator IAA utility 3 Install the IAA RAID driver 4 Format the RAID array 5 Install the AA Companion Utility thi
25. and change all the Setup options in the BIOS Setup program This is the supervisor mode e The user password gives restricted access to view and change Setup options in the BIOS Setup program This is the user mode e If only the supervisor 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 e 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 e 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 e For enhanced security use different passwords for the supervisor and user passwords e Valid password characters are A Z a z and 0 9 Passwords may be up to 16 characters in length Table 39 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 39 Supervisor and User Password Functions Supervisor Password to Password Password Set Mode User Mode Setup Options Enter Setup During Boot Neither Can change all Can change all None None options Note options Note
26. are for reference only I O shields compliant with the ATX chassis specification 2 03 are available from Intel 162 3 REF 6 390 A e Y 10 06 _ O O E e a a a a 20 0 254 TYP 0 787 0 10 0 12 3 0 005 1 55 REF 159 2 0 12 0 061 6 268 0 005 2245 _ 0 884 8x R 0 5 MIN 7 012 a 0 276 01 00 6 02 10 039 0237 0 00 0 00 11 81 11 811 0 465 dee 12 00 0567 10472 A 16 84 12 81 0 663 OSM SEIS EN ES 23 58 SR SF eg SE 33 Sn 2H AS cl st oN or as SN aw 2 Se NS es ee Ss Za a Pictorial View OM17164 Figure 22 I O Shield Dimensions 63 Intel Desktop Board D925XHY Technical Product Specification 2 11 Electrical Considerations 2 11 1 DC Loading Table 29 lists the DC loading characteristics of the board This data is based on a DC analysis of all active components within the board that impact its power delivery subsystems The analysis does not include PCI add in cards Minimum values assume a light load placed on the board that is similar to an environment with no applications running and no USB current draw Maximum values assume a load placed on the board that is similar to a heavy gaming environment with a 500 mA current draw per USB port These calculations are not based on spec
27. comply with EMC requirements You may use this equipment in residential environments and other non residential environments 75 Intel Desktop Board D925XHY Technical Product Specification 2 15 5 Product Certification Markings Board Level Desktop Board D925XHY has the product certification markings shown in Table 35 76 Table 35 Product Certification Markings Description UL joint US Canada Recognized Component mark Includes adjacent UL file number for Intel desktop boards E210882 Mark WA US FCC Declaration of Conformity logo mark for Class B equipment Includes Intel name and D925XHY model designation CE mark Declaring compliance to European Union EU EMC directive 89 336 EEC and Low Voltage directive 73 23 EEC Australian Communications Authority ACA C tick mark Includes adjacent Intel supplier code number N 232 Japan VCCI Voluntary Control Council for Interference mark S Korea MIC Ministry of Information and Communication mark For information about MIC certification go to http support intel com support motherboards desktop Taiwan BSMI Bureau of Standards Metrology and Inspections mark Includes adjacent Intel company number D33025 Printed wiring board manufacturer s recognition mark Consists of a unique UL recognized manufacturer s logo along with a flammability rating solder side Trade Name Model Number 3 Overview of BIOS Features What This Chapter Co
28. 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 ATENC O Haver risco de explos o se a bateria for substitu da por um tipo de bateria incorreto As baterias devem ser recicladas nos locais apropriados A eliminac o de baterias usadas deve ser feita de acordo com as regulamenta es ambientais da regi o Icnye poizbiKa 6b16yxy Kani 3amenenbl akymy amap HenpasiibHaza mbiny KYMY amapv na6iHHbt na mazuvimacyi nepenpayoyeayya Ila36aynayya ad cmapv x axymy1amapay nampa0na 3200Ha 3 MACYO6bIM 3AKAHA AYCMGAM na Kanoeii UPOZORNIN 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 ivotn m prost ed Ipooox Yrr pyxel kiv vvoc yia Expr n oe MEpintwon Ttov y UTTATOP O OVTIKATOOTA E ano uia AavOacp evov tomov O1 pmatapies Oa mp rel vo avaKvKA Vovtal TAV K TI T TOlO civari VVOTO H ax ppiywn TEV APNOIMOTOINLEVOV UTOTAPLOV TP TEL VA YIVETAL O UYOVA UE TOVG Kata T TO TEpBAA OVTIKO KOVOVLOUO VIGYAZAT Ha a t
29. 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 WARNING Warnings indicate conditions which if not observed can cause personal injury Intel Desktop Board D925XHY Technical Product Specification Other Common Notation NxnX GB GB sec KB Kbit kbits sec MB MB sec Mbit Mbit 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 D925XHY and X is the instance of the particular part at that general location For example J5J1 is a connector located at 5J Itis the first connector in the 5J area Gigabyte 1 073 741 824 bytes Gigabytes 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 lowercase 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 2 Se Oi TOE ecg Mn E E E E E O 10 1 1 1 Eeer eege 10 1 1 2 B ard b a RE O doo 12 1 1 3 Block DiagraM sec tian ctedet
30. seconds must pass before the power supply will recognize another on off signal 59 Intel Desktop Board D925XHY Technical Product Specification 2 8 2 5 Front Panel USB Connectors Figure 18 is a connection diagram for the front panel USB connectors SK INTEGRATOR S NOTES The 5 V DC power on the USB connector is fused Pins 1 3 5 and 7 comprise one USB port Pins 2 4 6 and 8 comprise one USB port Use only a front panel USB connector that conforms to the USB 2 0 specification for high speed USB devices wsvoc H svoo One DE j 3 4 D One USB USB Port D u 6 ij D Port Ground Ground Key no pin i No Connect OM15963 Figure 18 Connection Diagram for Front Panel USB Connectors 2 8 2 6 Front Panel IEEE 1394a Connectors Figure 19 is a connection diagram for the IEEE 1394a connectors Ta E G T Sieg H OO Ground r 9 12V DC 7 SCHER Key no pin Ground OM16107 Figure 19 Connection Diagram for IEEE 1394a Connectors amp INTEGRATOR S NOTES e The IEEE 1394a connectors are colored blue e The 12 V DC power on the IEEE 1394a connectors is fused e Each IEEE 1394a connector provides one IEEE 1394a port 60 Technical Reference 2 9 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
31. srenenevepvecesvdeeaseneuevasdedas a a anaa seuss aaa aaiae Esa 14 1 2 Online Suppor ra anana a a A e tote aces 15 13 ROCOSO iona di 15 L t System Memory uu us eiie lella ea E aE a maddeli EREE aa kana ayna 16 1 4 1 Memory Configurations 1 17 e ANIC S25 ge PE A A A EE AT 21 1 5 1 WE ee ee ite ee 21 1 5 2 IDE SUP O eee sein ridad geed 21 1 5 3 Real Time Clock CMOS SRAM and Battery 24 16 PCI Express Connectors ere aac oa 28 hide Legacy lO ee e ek ayga 28 1 7 1 Serial POR u ul upas e e e m e 28 1 7 2 Parallel Port A aldi asas aaa apaspa asas 29 1 7 3 Diskette Drive Controller ANA 29 1 7 4 Keyboard and Mouse Interface AA 29 1 8 ee ee EE 30 1 8 1 Audio Subsystem Software atacante iia 30 1 8 2 A dio EIDEN eene 30 1 8 3 8 Channel 7 1 Audio SUBS SM ada 30 1 9 LAN SUDSYSIOM soii ssh sha ARM laleli neli ENEE 32 1 9 1 Marvell Yukon 88E8036 PCI Express 10 100 Ethernet Controller 32 1 9 2 RJ 45 LAN Connector with Integrated LEDSs 32 1 9 3 LAN Subsystem Goftware ku 32 1 10 Hardware Management Subsystem nr 33 1 10 1 Hardware Monitoring and Fan Control ASIC 33 15102 Thermal Monitoring ss oscila tien 34 110 3 e e A qa9as 35 1 10 4 Chassis Intrusion and Detection o 35 1 11 Power Manageme tt cocinada d
32. started This will be updated during memory test Going for sequential and random memory test 50 Memory testing initialization below 1M complete Going to adjust displayed memory size for relocation shadow 51 Memory size display adjusted due to relocation shadow Memory test above 1M to follow 52 Memory testing initialization above 1M complete Going to save memory size information 53 Memory size information is saved CPU registers are saved Going to enter in real mode 54 Shutdown successful CPU in real mode Going to disable gate A20 line and disable parity NMI 57 A20 address line parity NMI disable successful Going to adjust memory size depending on relocation shadow 58 Memory size adjusted for relocation shadow Going to clear Hit lt DEL gt message 59 Hit lt DEL gt message cleared lt WAIT gt message displayed About to start DMA and interrupt controller test 60 DMA page register test passed To do DMA 1 base register test 62 DMA 1 base register test passed To do DMA 2 base register test 65 DMA 2 base register test passed To program DMA unit 1 and 2 66 DMA unit 1 and 2 programming over To initialize 8259 interrupt controller 7F Extended NMI sources enabling is in progress 80 Keyboard test started Clearing output buffer checking for stuck key to issue keyboard reset command 81 Keyboard reset error stuck key found To issue keyboard controller interface test command 82 Keyboard controller interface tes
33. that require two or more interrupts is classified as INTB This is not an absolute requirement e INTC and INTD Generally a third interrupt on add in cards is classified as INTC and a fourth interrupt is classified as INTD The ICH6 R has eight Programmable Interrupt Request PIRQ input signals All PCI Conventional interrupt sources either onboard or from a PCI Conventional add in card connect to one of these PIRQ signals Some PCI Conventional interrupt sources are electrically tied together on the board and therefore share the same interrupt Table 13 shows an example of how the PIRO signals are routed For example using Table 13 as a reference assume an add in card using INTA is plugged into PCI Conventional bus connector 3 In PCI bus connector 3 INTA is connected to PIROB which is already connected to the ICH6 R audio controller The add in card in PCI Conventional bus connector 3 now shares an interrupt with the onboard interrupt source Table 13 PCI Interrupt Routing Map ICH6 R PIRQ Signal Name PCI Interrupt Source PIRQA PIRQB PIRGC PIRQD PIRQE PIRQH PCI bus connector 2 INTD NOTE In PIC mode the ICH6 R can connect each PIRO line internally to one of the IRO signals 3 4 5 6 7 9 10 11 12 14 and 15 Typically a device that does not share a PIRO line will have a unique interrupt However in certain interrupt constrained situations it is possible for two or more of the PIRO lines to be connected to the
34. this connector duplicate the signals on pins 2 and 4 of the front panel connector Table 24 Auxiliary Front Panel Power Sleep LED Connector Pin Signal Name In Out Description HDR_BLNK_GRN Front panel green LED HDR_BLNK_YEL Out Front panel yellow LED 57 Intel Desktop Board D925XHY Technical Product Specification 2 8 2 4 Front Panel Connector This section describes the functions of the front panel connector Table 25 lists the signal names of the front panel connector Figure 17 is a connection diagram for the front panel connector Table 25 Front Panel Connector Pin Description Hard Drive Activity LED Yellow 1 HD_PWR Out Hard disk LED pull up 750 0 to 5 V N Description Power LED Green HDR_BLNK_ Out Front panel green GRN LED 3 HAD Out Hard disk active LED 4 HDR_BLNK_ Out Front panel yellow YEL LED Reset Switch On Off Switch Purple Red 5 Ground Ground 6 FPBUT_IN In Power switch 7 FP RESET In Reset switch 8 Ground Ground Power Not Connected 9 5 V Power 10 N C Not connected NC 5V DC Power o Z Reset n 7 Switch 3 Switch a Dual colored Single colored E SIE Power LED Power LED p 2 Hard Drive T Ze KS E gt wa ge Activity LED S Y OM17000 Figure 17 Connection Diagram for Front Panel Connector 58 Technical Reference 2 8 2 4 1 Hard Drive Activity LED Connector Yellow Pins 1 and 3 Yellow
35. to be the first boot device the hard drive second and the ATAPI CD ROM third The fourth device is disabled 3 7 1 CD ROM Boot Booting from CD ROM is supported in compliance to the El Torito bootable CD ROM format specification Under the Boot menu in the BIOS Setup program ATAPI CD ROM is listed as a boot 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 7 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 7 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 7 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 38 lists the boot device menu options Table 38 Boot Device Menu Options
36. 0 optional ROM control is over Optional ROM check and control will be done next Optional ROM control is done About to give control to do any required processing after optional ROM returns control and enable external cache Any initialization required after optional ROM test over Going to setup timer data area and printer base address Return after setting timer and printer base address Going to set the RS 232 base address Returned after RS 232 base address Going to do any initialization before Coprocessor test Required initialization before Coprocessor is over Going to initialize the Coprocessor next Coprocessor initialized Going to do any initialization after Coprocessor test Initialization after Coprocessor test is complete Going to check extended keyboard keyboard ID and num lock Going to display any soft errors Soft error display complete Going to set keyboard typematic rate Keyboard typematic rate set To program memory wait states Going to enable parity NMI NMI and parity enabled Going to do any initialization required before giving control to optional ROM at E000 Initialization before E000 ROM control over E000 ROM to get control next Returned from E000 ROM control Going to do any initialization required after E000 optional ROM control Initialization after E000 optional ROM control is over Going to display the system configuration Put INT13 module runtime image to shadow Generate MP for multiproces
37. 336 EEC ve 73 23 EEC y nergelerine uyar 71 Intel Desktop Board D925XHY Technical Product Specification 2 15 3 Product Ecology Statements The following information is provided to address worldwide product ecology concerns and regulations 2 15 3 1 Disposal Considerations This product contains the following materials that may be regulated upon disposal lead solder on the printed wiring board assembly 2 15 3 2 Recycling Considerations 72 As part of its commitment to environmental responsibility Intel has implemented the Intel Product Recycling Program to allow retail consumers of Intel s branded products to return used products to select locations for proper recycling Please consult the http www intel com intel other ehs product_ecology Recycling Program htm for the details of this program including the scope of covered products available locations shipping instructions terms and conditions etc px EA SOM BESTE ZARA SRE AK L SE r Intel Product Recycling Program GEREK MARIO DA SEVEREK m EA BM Se nm ik HE HE TE YER Z ME A A BE W http www intel com intel other ehs product_ecology Recycling Program htm TAREA PLR HA Ze TEMA A ARE AK D 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 Pr
38. 7 1 The board has one serial port connector located on the back panel The serial port supports data transfers at speeds up to 115 2 kbits sec with BIOS support Serial Port For information about Refer to The location of the serial port A connector Figure 15 page 50 Product Description 1 7 2 Parallel Port The 25 pin D Sub parallel port connector is located on the back panel Use the BIOS Setup program to set the parallel port mode For information about Refer to The location of the parallel port connector Figure 15 page 50 1 7 3 Diskette Drive Controller The VO controller supports one diskette drive Use the BIOS Setup program to configure the diskette drive interface For information about Refer to The location of the diskette drive connector Figure 16 page 52 1 7 4 Keyboard and Mouse Interface PS 2 keyboard and mouse connectors are located on the back panel gt NOTE The keyboard is supported in the bottom PS 2 connector and the mouse is supported in the top PS 2 connector Power to the computer should be turned off before a keyboard or mouse is connected or disconnected For information about Refer to The location of the keyboard and mouse connectors Figure 15 page 50 29 Intel Desktop Board D925XHY Technical Product Specification 1 8 Audio Subsystem The board supports the Intel High Definition audio subsystem based on the Realtek ALC880 audio codec The audio subsystem supp
39. ATA 100 logic can achieve read transfer rates up to 100 MB sec and write transfer rates up to 88 MB sec NOTE ATA 66 and ATA 100 are faster timings and require a specialized cable to reduce reflections noise and inductive coupling The Parallel ATA IDE interface also supports ATAPI devices such as CD ROM drives and ATA devices using the transfer modes The BIOS supports Logical Block Addressing LBA and Extended Cylinder Head Sector ECHS translation modes The drive reports the transfer rate and translation mode to the BIOS For information about Refer to The location of the Parallel ATA IDE connector Figure 16 page 52 1 5 2 2 Serial ATA Interfaces 22 The ICH6 R s Serial ATA controller offers four independent Serial ATA ports with a theoretical maximum transfer rate of 150 MB s per port One device can be installed on each port for a maximum of four 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
40. I Express Hub MCH ICH6 R FWH x16 3 Connector A A A e 1 1 Intel 925X Chipset gel d Dual Channel 8 g Channel A Memory Bus 3 DIMMs 2 lt SMBus z a 3 10 100 Channel B 4 Ethernet ds DIMMs 2 s Controller oe 2 jo c Serial ATA Serial ATA IDE IEEE 1394a Connectors m PCI Bus 2 IDE Interface Connectors 4 Front Panel Retasking Jack AE PCI Bus o i y E KZ Panel Retasking Jack F PCI Slot 1 i lt Mic In Retasking Jack B PCI Slot2 a SMBus lt Line In Retasking Jack C PCI Slot 3 Audio i em lt Line Out Retasking Jack D PCI Slot 4 Hardware Monitoring Codec and Fan Control ASIG CD ROM Optional S PDIF gt connector or socket 14 e and LFE Retasking Jack G Surround Left Right Retasking Jack Hp OM18275 Figure 2 Block Diagram Product Description 1 2 Online Support To find information about Visit this World Wide Web site Intel Desktop Board D925XHY under http www intel com design motherbd Desktop Board Products or Desktop Board Support http support intel com support motherboards desktop Available configurations for the Desktop http developer intel com design motherbd hy hy available htm Board D925XHY Processor data sheets http www intel com products index htm ICH6 R addressing http developer intel com design chipsets index htm Custom splash screens http intel com design motherbd gen_indx htm Audio
41. IOS 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 such as Windows N T 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 on a non Plug and Play operating system can obtain the SMBIOS information 3 5 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
42. Intel Desktop Board D925XHY Technical Product Specification February 2006 Order Number D44276 001US The Intel Desktop Board D925XHY 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 D925XHY Specification Update Revision History Revision Revision History Date 001 First release of the Intel Desktop Board D925XHY Technical Product February 2006 Specification This product specification applies to only standard Intel Desktop Board D925XHY with BIOS identifier CV92510A 86A Changes to this specification will be published in the Intel Desktop Board D925XHY 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
43. Legacy Ree la land azal allame da telas 28 Audio UDS Sii 30 FAN A aao cache oa Cree E ee a s ya a aaa maal e an inal 32 O Hardware Management Subsystem m 33 1 Power MANAGING IN entoces 35 Intel Desktop Board D925XHY Technical Product Specification 1 1 Overview 1 1 1 Feature Summary Table 1 summarizes the major features of the board Table 1 Form Factor Processor Memory Chipset Audio Legacy I O Control USB IEEE 1394a Interface Peripheral Interfaces BIOS Instantly Available PC Technology Feature Summary ATX 12 00 inches by 9 60 inches 304 80 millimeters by 243 84 millimeters Support for an Intel Pentium 4 processor in an LGA775 socket with an 800 or 533 MHz system bus e Four 240 pin DDR2 SDRAM Dual Inline Memory Module DIMM sockets e Support for DDR2 400 MHz and DDR2 533 MHz DIMMs e Support for up to 4 GB of system memory e Support for non ECC memory Intel 925X Chipset consisting of e Intel 82925X Memory Controller Hub MCH e Intel 82801FR I O Controller Hub ICH6 R e 8 Mbit Firmware Hub FWH Intel High Definition Audio subsystem 8 channel 7 1 audio subsystem with five analog audio outputs and two S PDIF digital audio outputs coaxial and optical using the Realtek ALC880 audio codec Legacy l O controller for diskette drive serial parallel and PS 2 ports Support for USB 2 0 devices IEEE 1394a controller and three IEEE 1394a connectors one back panel con
44. Retasking Jack H e CD ROM optional S PDIF gt 82801FR Intel I O Controller Realtek OM17472 Figure 10 8 channel 7 1 Audio Subsystem Block Diagram 31 Intel Desktop Board D925XHY Technical Product Specification 1 9 LAN Subsystem The LAN subsystem includes the Marvell Yukon 88E8036 10 100 Mbits sec Ethernet Controller and an RJ 45 LAN connector with integrated status LEDs 1 9 1 Marvell Yukon 88E8036 PCI Express 10 100 Ethernet Controller The Marvell Yukon 88E8036 provides the following functions e x PCI Express link e Basic 10 100 Mbits sec Ethernet LAN connectivity e 10 100 IEEE 802 3 compliant e Full device driver compatibility e Wake On LAN technology power management support 1 9 2 RJ 45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ 45 LAN connector shown in Figure 11 below Green LED w Yellow LED OM15076 Figure 11 LAN Connector LED Locations Table 4 describes the LED states when the board is powered up and the 10 100 Mbits sec LAN subsystem is operating Table 4 LAN Connector LED States LED Color Condition Green LAN link is not established On O LANlinkisestablished LAN activity is occurring Yellow 10 Mbits sec data rate is selected pon 100 Mbits sec data rate is selected 1 9 3 LAN Subsystem Software LAN software and drivers are available from Intel s World Wide Web site For information about Refer to Obtaining LAN
45. YHBIM MOJIB3OBATEJAM MApoK ripoztyKHuu Intel BO3MOXHOCTH BO3BpaTa HCHOJIP3yeMO MPOAYKUOHH B CHeIIHATHZHDOROAH HG MYHKTBI IA AOJDKHO YTHJIM3ALMH Iloxary cra oOpatutecb Ha Be6 ca T http www intel com intel other ehs product_ecology Recycling_Program htm 3a HHpopmanne 06 3TO MpOTpaMMe MpHHHMA MBIX TPOAYKTAX MECTAX IIDHeMa HHCTPYKUHAX O OTIIpaBKe HOJIOXKCHH 3IX H YOJOBHAX H T JI 73 Intel Desktop Board D925XHY Technical Product Specification Tiirkce 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 t rmesini ama layan Intel r 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 Recycling Program htm Web sayfas na gidin 2 15 4 EMC Regulations Desktop Board D925XHY complies with the EMC regulations stated in Table 34 when correctly installed in a compatible host system 74 Table 34 EMC Regulations Regulation FCC Class B ICES 003 Class B EN55022 1998 Class B EN55024 1998 AS NZS CISPR 22 Class B CISPR 22 3rd Edition Class B CISPR 24 1997 VCCI Class B Title Title 47 of the Code of Federal Regul
46. al Address Range hex Size Description 1024 K 4194304 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 3 DMA Channels Table 9 DMA Channels DMA Channel Number System Resource Diskette drive Parallel port for ECP or EPP DMA controller Open 16 bits Open NI o OI A o N zi OH 45 Intel Desktop Board D925XHY Technical Product Specification 2 4 Fixed UO Map gt 46 Table 10 I O Map Address hex 0000 OOFF 256 bytes Used by the Desktop Board D925XHY Refer to the ICH6 R data sheet for dynamic addressing information 0170 0177 8 bytes Secondary Parallel ATA IDE channel command block 01FO 01F7 8 bytes Primary Parallel ATA IDE channel command block 0228 022F Note 1 8 bytes LPT3 0278 027F Note 1 LPT2 02E8 02EF Note 1 8 bytes COM4 02F8 02FF Note 1 8 bytes COM2 0374 0377 0377 bits 6 0 0378 037F 03E8 03EF 03F0 03F5 03F4 03F7 03F8 03FF 04D0 04D1 LPTn 400 0CF8 OCFB Note 2 OCF9 Note 3 0CFC OCFF FFAO FFA7 FFA8 FFAF Notes 4 bytes Secondary Parallel ATA IDE channel control block Seconda
47. annel Asymmetric Mode Configuration with One DIMM Figure 8 shows a single channel configuration using three DIMMs In this example the combined capacity of the two DIMMs in Channel A does not equal the capacity of the single DIMM in the DIMMO blue socket of Channel B O Channel A DIMM 0 Channel A DIMM 1 Channel B DIMM 0 Channel B DIMM 1 OM17126 Figure 8 Single Channel Asymmetric Mode Configuration with Three DIMMs 20 Product Description 1 5 Intel 925X Chipset The Intel 925X chipset consists of the following devices e Intel 82925X Memory Controller Hub MCH with Direct Media Interface DMI interconnect e ntel 82801FR I O Controller Hub ICH6 R with DMI interconnect e Firmware Hub FWH The MCH is a centralized controller for the system bus the memory bus the PCI Express bus and the DMI interconnect The ICH6 R is a centralized controller for the board s I O paths The FWH provides the nonvolatile storage of the BIOS For information about Refer to The Intel 925X chipset http developer intel com Resources used by the chipset Chapter 2 1 5 1 USB The board supports up to eight USB 2 0 ports supports UHCI and EHCI and uses UHCI and EHCI compatible drivers The ICH6 R provides the USB controller for all ports The port arrangement is as follows e Four ports are implemented with dual stacked back panel connectors adjacent to the audio connectors e F
48. at ri sa mus 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 e je mogo e baterije reciklirajte Rabljene baterije zavrzite v skladu z lokalnimi okoljevarstvenimi predpisi A u as A 26 Spuet age nn iru aere ang Y N IE arrasa ll nia ars EE EE u laung EE DE EE TER U UYARI Yanl t rde pil tak ld nda patlama riski vard r Piller m mk n oldu unda geri d n t r lmelidir Kullan lm piller yerel evre yasalar na uygun olarak at lmal d r Product Description A OCTOPOTA P P P P pP gt Bukopucmosy me 6amapel npa gunvnozo muny HAKWE CHYGAMUME PU3UK 6u0yxy Akuo moOxNCIU6O BUKOpucmani 6amapel cnid ymunizyeamu Ymunizayia euxopucmanux 6amape Mae Oymu 6UKOHAHA 32 HO M CYEGUX HOPM WO pezymotomb OXOPOHY OSK NNA UPOZORNEN 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
49. ations Parts 2 and 15 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 Technical Reference 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 HHUBRESERRSAEMHBMS VCCI DEH CED VFABWARAHRETST CORB RERMCIEATICE E BNELTUEFI CORBPIVAPTFLEY ay SERIE L C MACSHS amp SERERA ET Icat FIRE AAB ICES TELUMYURUALTFSO Korean Class B statement translation this is household equipment that is certified to
50. d or if an external ROM module does not properly checksum to zero An external ROM module for example a video BIOS can also issue audible errors usually consisting of one long tone followed by a series of short tones For more information on the beep codes issued check the documentation for that external device There are several POST routines that issue a POST terminal error and shut down the system if they fail Before shutting down the system the terminal error handler issues a beep code signifying the test point error writes the error to I O port 80h attempts to initialize the video and writes the error in the upper left corner of the screen using both monochrome and color adapters If POST completes normally the BIOS issues one short beep before passing control to the operating system Table 47 Beep Codes Beep Description 1 CPU error 3 Memory error 6 System failure 7 System failure 8 Video error
51. d there may be a problem with the system Memory Size Changed Memory size has changed since the last boot If no memory was added or removed then memory may be bad No Boot Device Available System did not find a device to boot Off Board Parity Error A parity error occurred on an off board card This error is followed by an address On Board Parity Error A parity error occurred in onboard memory This error is followed by an address Parity Error A parity error occurred in onboard memory at an unknown address NVRAM CMOS PASSWORD cleared by NVRAM CMOS and passwords have been cleared The system Jumper should be powered down and the jumper removed lt CTRL_N gt Pressed CMOS is ignored and NVRAM is cleared User must enter Setup 86 Error Messages and Beep Codes 4 2 Port 80h POST Codes During the POST the BIOS generates diagnostic progress codes POST codes to VO 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 NOTE The POST card must be installed in PCI bus connector 1 The tables below offer descriptions of the POST codes generated by the BIOS Table 41 defines the uncompressed INIT code checkpoints Table 42 describes
52. dby line Resume on Ring enables telephony devices to access the computer when it is in a power managed state The method used depends on the type of telephony device external or internal gt Product Description NOTE The use of Resume on Ring and Wake from USB technologies from an ACPI state requires an operating system that provides full ACPI support 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 power connector Figure 16 page 52 The signal names of the power connector Table 21 page 56 2 2 Fan Connectors The function operation of the fan connectors 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 connector is wired to a fan tachometer input of the hardware monitoring and fan control ASIC e All fan connectors support closed loop fan control that can adjust the fan speed or switch the fan on or off as needed e All fan connectors have a 12 V DC connec
53. dicates the function that is being executed Table 45 Upper Nibble High Byte Functions Value N Oli ON Eli o NIe CH Description func 0 disable all devices on the bus concerned func 1 static devices init on the bus concerned func 2 output device init on the bus concerned func 3 input device init on the bus concerned func 4 IPL device init on the bus concerned func 5 general device init on the bus concerned func 6 error reporting for the bus concerned func 7 add on ROM init for all buses 91 Intel Desktop Board D925XHY Technical Product Specification Table 46 describes the lower nibble of the high byte and indicates the bus on which the routines are being executed Table 46 Lower Nibble High Byte Functions Value Description Generic DIM Device Initialization Manager On board System devices ISA devices EISA devices ISA PnP devices PCI devices a CGO N O 4 4 Speaker A 47 Q inductive speaker is mounted on the board The speaker provides audible error code beep code information during POST For information about Refer to The location of the onboard speaker Figure 1 on page 12 4 5 BIOS Beep Codes 92 Whenever a recoverable error occurs during POST the BIOS displays an error message describing the problem see Table 47 The BIOS also issues a beep code one long tone followed by two short tones during POST if the video configuration fails a faulty video card or no card installe
54. ds 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 3 3 2 PCIIDE Support 78 If you select Auto 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 Overview of BIOS Features 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 NOTE Do not connect an ATA device as a slave on the same IDE cable as an ATAPI master device For example do not connect an ATA hard drive as a slave to an ATAPI CD ROM drive 3 4 System Management BIOS SMBIOS SMB
55. een 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 CAUTION Ensure that the ambient temperature does not exceed the board s maximum operating temperature Failure to do so could cause components to exceed their maximum case temperature and malfunction For information about the maximum operating temperature see the environmental specifications in Section 2 14 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 item A in Figure 24 can reach a temperature of up to 85 C in an open chassis Figure 24 shows the locations of the localized high temperature zones j B
56. elepet nem a megfelel tipus 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 25 Intel Desktop Board D925XHY Technical Product Specification A x A REDD OC REDEBIDUEF UHI DARIA CINE EMEUIAI JEkL C lt J amp LN PAROS PERES OKA Ik HERO RBA TIRED AWAS Risiko letupan wujud jika bateri digantikan dengan jenis yang tidak betul Bateri sepatutnya dikitar semula jika boleh Pelupusan bateri terpakai mestilah mematuhi peraturan alam sekitar tempatan OSTRZEZENIE Istnieje niebezpieczenstwo wybuchu w przypadku zastosowania niewtasciwego typu baterii Zuzyte baterie nalezy w miare mozliwosci utylizowac zgodnie z odpowiednimi przepisami ochrony rodowiska PRECAUTIE Risc de explozie dac bateria este inlocuit cu un tip de baterie necorespunz tor Bateriile trebuie reciclate daca este posibil Depozitarea bateriilor uzate trebuie s respecte reglementarile locale privind protectia mediului Ipu ucnonezoganuu bamapeu necoomsemcmey oyezo muna cyuyecmeyem PUCK ee 63pb164 Bamapeu donoichel Gormo ymunuzupo anel no 6O3MO9CHOCMU Ymunuzayua Oamapeu dono NPOBOOUMCA no npasunam cCoOMBeEMCMEYIOWUM MECMHEIM MPEOOGAHUAM UPOZORNENIE Ak bat riu vymen te za nespr vny typ hroz nebezpecenstvo jej v buchu Bat rie by sa mali pod a mo nosti v dy recyklova Likvid cia pou it ch b
57. eral Requirements European Union IEC 60950 1 2001 First Edition Information Technology Equipment Safety Part 1 General Requirements International 2 15 2 European Union Declaration of Conformity Statement 70 We Intel Corporation declare under our sole responsibility that the product Intel Desktop Board D925XHY is in conformity with all applicable essential requirements necessary for CE marking following the provisions of the European Council Directive 89 336 EEC EMC Directive and Council Directive 73 23 EEC Safety 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 89 336 EEC and 73 23 EEC Technical Reference e tina Tento v robek odpov d po adavk m evropsk ch sm rnic 89 336 EEC a 73 23 EEC Dansk Dette produkt er i overensstemmelse med det europ iske direktiv 89 336 EEC amp 73 23 EEC Dutch Dit product is in navolging van de bepalingen van Europees Directief 89 336 EEC amp 73 23 EEC Eesti Antud toode vastab Euroopa direktiivides 89 336 EEC ja 73 23 EEC kehtestatud n uetele Suomi T m tuote noudattaa EU direktiivin 89 336 EEC amp 73 23 EEC m r yksi Fran ais Ce produit est conforme aux exigences de la Directive Europ enne 89 336 EEC amp 73 23 EEC Deutsch Dieses Produkt entspricht den Bestim
58. ery Module E9 Initialize floppy drive EA Try to boot from floppy If reading of boot sector is successful give control to boot sector code EB Booting from floppy failed look for ATAPI LS 120 Zip devices EC Try to boot from ATAPI If reading of boot sector is successful give control to boot sector code EF Booting from floppy and ATAPI device failed Give two beeps Retry the booting procedure again go to check point E9 87 Intel Desktop Board D925XHY Technical Product Specification 88 Table 43 Runtime Code Uncompressed in F000 Shadow RAM Code 03 05 06 07 08 0B OC OE OF 10 11 12 13 14 19 1A 23 24 25 27 28 2A 2B 2C 2D 2E 2F 30 31 32 34 37 38 39 3A Description of POST Operation NMI is Disabled To check soft reset power on BIOS stack set Going to disable cache if any POST code to be uncompressed CPU init and CPU data area init to be done CMOS checksum calculation to be done next Any initialization before keyboard BAT to be done next KB controller I B free To issue the BAT command to keyboard controller Any initialization after KB controller BAT to be done next Keyboard command byte to be written Going to issue Pin 23 24 blocking unblocking command Going to check pressing of lt INS gt lt END gt key during power on To init CMOS if Init CMOS in every boot is set or lt END gt key is pressed Going to disable DMA and Interrupt controllers Video di
59. g state On Fail safe power off ACPI GO working state ACPI G2 G5 Soft off ACPI G1 sleeping state ACPI GO working state ACPI G1 sleeping state ACPI G2 G5 Soft off 1 11 1 1 System States and Power States Product Description 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 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 Processor Power States and Targeted System Power Device States Targeted System Global States Sleeping States States Power Note 1 GO working S0 working CO working DO working Full power gt 30 W state state G1 sleeping S1 Processor C1 stop D1 D2 D3 5 W lt power lt 52 5 W state stopped grant device specification specific G1 sleeping S3 Suspend to No power D3 no power Power lt 5 W Note 2 state RAM Context except for saved to RAM wake up logic G1 sleeping S4 Suspend to No power D3 no powe
60. hanical form factor of 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 VO connectors and mounting holes are in compliance with the ATX specification 1 800 45 72 6 500 i 1 r 165 10 K ae 6 100 154 94 5 200 132 08 E a lele MUM aq RENEA 0 00 2 850 72 39 3 100 78 74 Es 6450 5 550 2 600 0 00 6 200 1183 83 140 97 4 900 66 04 157 48 124 46 OM18282 Figure 21 Board Dimensions 62 Technical Reference 2 10 2 UO Shield The back panel VO shield for the board must meet specific dimension and material requirements Systems based on this board need the back panel I O shield to pass certification testing Figure 22 shows the VO shield Dimensions are given in inches to a tolerance of 0 02 inches The figures also indicate the position of each cutout Additional design considerations for VO shields relative to chassis requirements are described in the ATX specification gt NOTE The I O shield drawings in this document
61. hnology 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 38 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 1 11 25 Resume on Ring The operation of Resume on Ring can be summarized as follows e Resumes operation from ACPI S1 or S3 states e Detects incoming call similarly for external and internal modems e Requires modem interrupt be unmasked for correct operation 1 11 2 6 Wake from USB USB bus activity wakes the computer from ACPI S1 or S3 states NOTE Wake from USB requires the use of a USB peripheral that supports Wake from USB 1 11 27 Wake from PS 2 Devices PS 2 device activity wakes the computer from an ACPI SI or S3 state 1 11 28 PME Signal Wake up Support When the PME signal on the PCI Conventional bus is asserted the computer wakes from an ACPI S1
62. ication 1 1 2 Board Layout Figure 1 shows the location of the major components A BCD EFG H I od P og ma Il T J Es K O O L HH x GG Ne O o ol j fey N O O KO DD P Se O an O AA Y W BB Z X VU T S R Q OM18276 Figure 1 Desktop Board D925XHY Components Table 2 lists the components identified in Figure 1 Product Description Table 2 D925XHY Components Shown in Figure 1 Item callout from Figure 1 Description Auxiliary rear fan connector PCI Express x1 bus add in card connectors Audio codec Front panel audio connector PCI Conventional bus add in card connectors Marvell Yukon 88E8036 PCI Express Ethernet Controller PCI Express x16 bus add in card connector Rear chassis fan connector Back panel connectors Alternate power connector 12V power connector ATX12V LGA775 processor socket Processor fan connector Intel 82925X MCH DIMM Channel A sockets DIMM Channel B sockets Legacy UO controller Power c
63. ication Markings Board Level 76 Overview of BIOS Features Dee og DM su an EE 77 3 2 BIOS Flash Memory Organization E 78 3 3 Resource COITO Mestalla 78 3 3 1 e Da hele jay Je ge patel e a bn 78 3 3 2 POLIDE EE eege de Ee 78 3 4 System Management BIOS SMBIOS r 79 35 Legacy USB SUPDOf EE 79 be le EE 80 3 6 1 lte Ee Lu EE 80 3 6 2 Custom Splash tege Eege 80 KR ee Ree EE 81 3 7 1 Ka BOOK se aa A OS 81 3 7 2 Network e e oe a eee ee 81 3 7 3 Booting Without AttachedDevices m 81 3 7 4 Changing the Default Boot Device During POST 81 3 8 Fast Booting Systems with Intel Rapid BIOS Boot 82 3 8 1 Peripheral Selection and Configuration ccccccccceeeeseeeeeeeeeceeeeeesteeeeeeeaes 82 3 8 2 Intel Rapid BIOS Boot geseet eech eege dee ee e 82 3 9 BIOS Sec rity E 83 Contents 4 Error Messages and Beep Codes 4 1 BIOS Error Messages EE 85 dg POST e e e e YY 87 4 3 Bus nitialization Checkpoints rn 91 4A Pad 92 45 BIOS Beep COMES ts e e ye A 92 Figures 1 Desktop Board D925XHY Components gt gt 12 2 ADAN as 14 3 Memory Channel and DIMM Configuration m 17 4 Dual Channel Interleaved Mode Configuration with Two DIMMSs 18 5 Dual Channel Interleaved Mode Configu
64. ific processor values or memory configurations but are based on the minimum and maximum current draw possible from the board s power delivery subsystems to the processor memory and USB ports Use the datasheets for add in cards such as PCI to determine the overall system power requirements The selection of a power supply at the system level is dependent on the system s usage model and not necessarily tied to a particular processor speed Table 29 DC Loading Characteristics DC Current at DC Power 5 V 12 V 12 V Mode Minimum loading Maximum loading 2 11 2 Add in Board Considerations 64 The boards are designed to provide 2 A average of 5 V current for each add in board The total 5 V current draw for add in boards is as follows a fully loaded Desktop Board D925XHY all six expansion slots and the PCI Express x16 slot filled must not exceed 14 A Technical Reference 2 11 3 Fan Connector Current Capability A CAUTION The processor fan must be connected to the processor fan connector not to a chassis fan connector Connecting the processor fan to a chassis fan connector may result in onboard component damage that will halt fan operation Table 30 lists the current capability of the fan connectors Table 30 Fan Connector Current Capability Fan Connector Maximum Available Current Processor fan 1000 mA Front chassis fan 800 mA Rear chassis fan 800 mA Auxiliary rear fan 800 mA
65. iia 35 Wed A OO 36 1 11 2 Hardware Support GE 38 Technical Reference ME Te Le ii A eS 43 2 2 Memory Feet vanidad e e arai 43 2 2 1 Addressable Memory cero si 43 2 2 2 Memory Map am ii ime saim ia lela mi Selmi lena 45 23 DMA yg be e e e e ep e ei Ee 45 2 4 Fixed O Map MM KAY cca ak Ke e ERME cxaect tancauaenneedageeeeaes 46 2 5 PCI Configuration Space Map a anak saka sekel 47 o bi gt LMU S e E E A EEN 48 Intel Desktop Board D925XHY Technical Product Specification vi 2 7 PCI Conventional Interrupt Routing Map 49 pi ANN Greg ge ike yi ee PEPE E E E E 50 2 8 1 Back Panel Connectors E 50 2 8 2 Component side Connectors units 52 29 J mMper BOCK aula od 61 2 10 Mechanical Considerations evisos clan 62 2 10 1 Form e eg Stee Eege Ee 62 24402 O KC EE 63 2 11 Electrical Considerations iia 64 roe be DO a2 ie e s A ODA e KA 64 2 11 2 Add in Board Considerations a Belam med alec 64 2 11 3 Fan Connector Current Capability 65 2 11 4 Power Supply Considerations stees lic 65 2 12 Thermal Considerations icon a 66 EE TT 68 e e tee EE EE 69 2 15 Regulatory ell EE 70 2 15 1 Safety Regulations cra 70 2 15 2 European Union Declaration of Conformity Statement 70 2 15 3 Product Ecology Statements cs 72 2 154 EMG Requintos 74 2 15 5 Product Certif
66. mungen der Europ ischen Richtlinie 89 336 EEC amp 73 23 EEC Eldinvix To rap v apoi v axodovBe tic Stat eic tov Evporaixov Odnyi ov 89 336 EOK kal 73 23 EOK Magyar E term k megfelel a 89 336 EEC s 73 23 EEC Eur pai Ir nyelv el r sainak Icelandic Pessi vara stenst regluger Evr pska Efnahags Bandalagsins n mer 89 336 EEC amp 73 23 EEC Italiano Questo prodotto conforme alla Direttiva Europea 89 336 EEC amp 73 23 EEC Latvie u Sis produkts atbilst Eiropas Direktivu 89 336 EEC un 73 23 EEC noteikumiem Lietuviy Sis produktas atitinka Europos direktyvu 89 336 EEC ir 73 23 EEC nuostatas Malti Dan il prodott hu konformi mal provvedimenti tad Direttivi Ewropej 89 336 EEC u 73 23 EEC Norsk Dette produktet er i henhold til bestemmelsene i det europeiske direktivet 89 336 EEC amp 73 23 EEC Polski Niniejszy produkt jest zgodny z postanowieniami Dyrektyw Unii Europejskiej 89 336 EWG 173 23 EWG Portuguese Este produto cumpre com as normas da Diretiva Europ ia 89 336 EEC amp 73 23 EEC Espa ol Este producto cumple con las normas del Directivo Europeo 89 336 EEC amp 73 23 EEC Slovensky Tento produkt je v s lade s ustanoveniami eur pskych direkt v 89 336 EEC a 73 23 EEC Sloven ina Izdelek je skladen z dolo bami evropskih direktiv 89 336 EGS in 73 23 EGS Svenska Denna produkt har tillverkats i enlighet med EG direktiv 89 336 EEC amp 73 23 EEC Tiirkce Bu r n Avrupa Birli i nin 89
67. nector two front panel connectors e Eight USB ports e One serial port e One parallel port e Four Serial ATA interfaces e One Parallel ATA IDE interface with UDMA 33 ATA 66 100 support e One diskette drive interface e PS 2 keyboard and mouse ports e Intel AMI BIOS resident in the 8 Mbit FWH e Support for Advanced Configuration and Power Interface ACPI Plug and Play and SMBIOS e Support for PCI Local Bus Specification Revision 2 2 e Support for PCI Express Revision 1 0a e Suspend to RAM support e Wake on PCI RS 232 front panel PS 2 devices and USB ports continued Product Description Table 1 Feature Summary continued LAN Support 10 100 Mbits sec LAN subsystem using the Marvell Yukon 88E8036 PCI Express Fast Ethernet Controller Expansion Capabilities Hardware Monitor Subsystem For information about One PCI Express x16 bus add in card connector Two PCI Express x1 bus add in card connectors Four PCI Conventional bus add in card connectors SMBus routed to PCI Conventional bus connector 2 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 Three fan connectors Three fan sense inputs used to monitor fan activity Fan speed control Refer to Available configurations for the Desktop Board D925XHY Section 1 2 page 15 11 Intel Desktop Board D925XHY Technical Product Specif
68. nel 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 e 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 Figure 3 illustrates the memory channel and DIMM configuration gt NOTE The DIMMO sockets of both channels are blue The DIMM1 sockets of both channels are black Channel A DIMM 0 Channel A DIMM 1 Channel B DIMM 0 Channel B DIMM 1 OM16677 Figure 3 Memory Channel and DIMM Configuration Intel Desktop Board D925XHY Technical Product Specification 1 4 1 1 Dual Channel Interleaved Mode Configurations Figure 4 shows a dual channel configuration using two DIMMs In this example the DIMMO blue sockets of both channels are populated with identical DIMMs Channel A DIMM 0 Channel A DIMM 1 Channel B DIMM 0 Channel B DIMM 1 OM17123 Figure 4 Dual Channel Interleaved Mode C
69. ntains 3 1 3 2 3 3 3 4 ge e TL LR EE 77 BIOS Flash Memory Organization ENEE 78 Resource Go fig raliofi sc ente 78 System Management BIOS SMBIOS non canon canon cn nannnnnnn 79 Lsgacy USB SUPpON etica rr lin 79 BIOS Updates cascada 80 Geer e le 81 Fast Booting Systems with Intel Rapid BIOS Boot 82 BIOS Security Features ae mea a a asla alak miki 83 3 1 Introduction The boards uses an Intel AMI BIOS that is stored in the Firmware Hub FWH and can be updated using a disk based program The FWH contains the BIOS Setup program POST the PCI auto configuration utility 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 CV92510A 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 Security Power Boot Exit NOTE The maintenance menu is displayed only when the Desktop Board is in configure mode Section 2 9 on page 61 shows h
70. nterface 40 MB e Front side bus interrupts 17 MB e PCI Express configuration space 256 MB 43 Intel Desktop Board D925XHY Technical Product Specification e MCH base address registers internal graphics ranges PCI Express ports up to 512 MB e Memory mapped I O that is dynamically allocated for PCI Conventional and PCI Express add in cards The amount of installed memory that can be used will vary based on add in cards and BIOS settings Figure 14 shows a schematic of the system memory map All installed system memory can be used when there is no overlap of system addresses 4 GB Top of System Address Space FLASH APIC 20 MB Reserved PCI Memory Range contains PCI chipsets Direct Media Interface lt OFFFFFH 1 MB DMI and ICH ranges Upper BIOS approximately 750 MB OF0000H area 64 KB 960 KB _ OEFFFFH Lower BIOS Top of usable area DRAM memory 64 KB visible to the 0E0000H 16 KB x 4 operating 896 KB system ODFFFFH Add in Card BIOS and Buffer area 128 KB 16 KB x 8 DRAM 0C0000H 768 KB Range OBFFFFH Standard PCI ISA Video 1 MB Memory SMM Memory 640 KB 128 KB DOS MOOD 640 KB Compatibility 09FFFFH Memory DOS area 640 KB SN OMB a 000007 0 KB OM17140 Figure 14 Detailed System Memory Address Map 44 Technical Reference 2 2 2 Memory Map Table 8 lists the system memory map Table 8 System Memory Map Address Range decim
71. ntroller 00 FF Je Serial ATA controller 00 iF Je SMBus controller Note 00 O oo PCI Conventional bus connector 1 Note Im fos PCI Conventional bus connector 2 Note AI PCI Conventional bus connector 3 Note 08 00 PCI Conventional bus connector 4 Noto O o IEEE 1394a controller Note Bus number is dynamic and can change based on add in cards used 47 Intel Desktop Board D925XHY Technical Product Specification 2 6 Interrupts The interrupts can be routed through either the Programmable Interrupt Controller PIC or the Advanced Programmable Interrupt Controller APIC portion of the ICH6 R component The PIC is supported in Windows 98 SE and Windows ME and uses the first 16 interrupts The APIC is supported in Windows 2000 and Windows XP and supports a total of 24 interrupts Table 12 Interrupts IRO System Resource NMI I O channel check 0 Reserved interval timer 1 Reserved keyboard buffer full 2 Reserved cascade interrupt from slave PIC 3 User available 4 COM1 Note 1 5 LPT2 Plug and Play option User available 6 Diskette drive 7 LPT1 Note 1 8 Real time clock 9 User available 10 User available 11 User available 12 Onboard mouse port if present else user available 13 Reserved math coprocessor 14 Primary IDE Serial ATA if present else user available 15 Serial ATA if present else user available 16 Note 2 User available through PIRQA 17 Note 2 User available through PIRQB
72. o 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 Note Density Front side Back side Devices 2048 MB 1 Gbit 128Mx8 128 Mx 8 16 Note 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 SK INTEGRATOR S NOTE Refer to Section 2 2 1 on page 43 for additional information on available memory Product Description 1 4 1 Memory Configurations The Intel 82925X MCH supports two types of memory organization e 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 chan
73. ocation on the Web e Intel Flash Memory Update Utility which requires creation of a boot diskette and manual rebooting of the system Using this utility the BIOS can be updated from a file on a 1 44 MB diskette from a legacy diskette drive or an LS 120 diskette drive or a CD ROM Both utilities verify that the updated BIOS matches the target system to prevent accidentally installing an incompatible BIOS gt NOTE Review the instructions distributed with the upgrade utility before attempting a BIOS update For information about Refer to The Intel World Wide Web site Section 1 2 page 15 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 Integrator s Toolkit that is available from Intel can be used to create a custom splash screen gt NOTE If you add a custom splash screen it will share space with the Intel branded logo For information about Refer to The Intel World Wide Web site Section 1 2 page 15 80 Overview of BIOS Features 3 7 Boot Options In the BIOS Setup program the user can choose to boot from a diskette drive hard drives CD ROM or the network The default setting is for the diskette drive
74. odukte an ausgew hlte Standorte f r ordnungsgemafes Recycling zuriickzugeben Details zu diesem Programm einschlie lich der darin eingeschlossenen Produkte verf gbaren Standorte Versandanweisungen Bedingungen usw finden Sie auf der http www intel com intel other ehs product_ecology Recycling_Program htm 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 Recycling_Program htm para ver los detalles del programa que incluye los productos que abarca los lugares disponibles instrucciones de env o t rminos y condiciones etc Technical Reference Francais 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 Recycling_ Program htm 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
75. onfiguration with Two DIMMs Figure 5 shows a dual channel configuration using three DIMMs In this example the combined capacity of the two DIMMs in Channel A equal the capacity of the single DIMM in the DIMMO blue socket of Channel B Channel A DIMM 0 Channel A DIMM 1 Channel B DIMM 0 Channel B DIMM 1 OM17122 Figure 5 Dual Channel Interleaved Mode Configuration with Three DIMMs Product Description Figure 6 shows a dual channel configuration using four DIMMs In this example the combined capacity of the two DIMMs in Channel A equal the combined capacity of the two DIMMs in Channel B Also the DIMMs are matched between DIMMO and DIMM1 of both channels Channel A DIMM 0 Channel A DIMM 1 Channel B DIMM 0 Channel B DIMM 1 OM17124 Figure 6 Dual Channel Interleaved Mode Configuration with Four DIMMs Intel Desktop Board D925XHY Technical Product Specification 1 4 1 2 Single Channel Asymmetric Mode Configurations gt NOTE Dual channel Interleaved mode configurations provide the highest memory throughput Figure 7 shows a single channel configuration using one DIMM In this example only the DIMMO blue socket of Channel A is populated Channel B is not populated Channel A DIMM 0 Channel A DIMM 1 Channel B DIMM 0 Channel B DIMM 1 OM17125 Figure 7 Single Ch
76. onnector Diskette drive connector Parallel ATE IDE connector Battery Chassis intrusion connector BIOS Setup configuration jumper block 8 Mbit Firmware Hub FWH Front chassis fan connector Serial ATA connectors Z N lt x z lt c Ao wD o v o z zr x lt Io a m of of w gt Auxiliary front panel power LED connector BB Front panel connector CG Front panel USB connector DD Front panel USB connector EE Intel 82801FR UO Controller Hub ICH6 R FF Front panel IEEE 1394a connectors GG IEEE 1394a controller HH Speaker Il PCI Conventional bus add in card connectors Intel Desktop Board D925XHY Technical Product Specification 1 1 3 Block Diagram Figure 2 is a block diagram of the major functional areas of the board A Express x1 Interface PCI Express x1 Slot 1 I E PCI Express x1 Slot 2 IDE Connector Parallel ATA IDE Interface Back Panel Front Panel USB USB Ports lt Serial Ports _ s lt Parallel Port gt Controller WPS Mouse lt PS 2 Keyboard LGA775 System Bus Diskette Drive Processor Socket 800 533 MHz Connector LPC Bus Y 5 vam EA PCI Express x16 Interface Intel 82925X 5 Intel 82801FR 8 Mbit Memory Controller 4 6 gt UO Controller Hub Y gt Firmware Hub PC
77. orts the following features e Advanced jack sense front and rear panel that enables the audio codec to recognize the device that is connected to an audio port All 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 jacks e A signal to noise S N ratio of 90 dB SK INTEGRATOR S NOTE For the front panel jack sensing and automatic retasking feature to function a front panel daughter card that is designed for Intel High Definition Audio must be used Otherwise an AC 97 style audio front panel connector will be assumed and the Line Out and Mic In functions will be permanent 1 8 1 Audio Subsystem Software Audio software and drivers are available from Intel s World Wide Web site s Refer For information about Cierto Obtaining audio software and drivers Section 1 2 page 15 1 8 2 Audio Connectors The board contains audio connectors on both the back panel and the component side of the board The front panel audio connector a 2 x 5 pin connector that provides mic in and line out signals for front panel audio connectors is located on the component side of the board For information about Refer to The location of the front panel audio connector Figure 16 page 52 The signal names of the front panel audio connector Table 16 page 54 The back panel audio connectors Section 2 8 1 page 50 1 8 3 8 Channel 7 1 A
78. our ports are routed to two separate front panel USB connectors NOTE Computer systems that have an unshielded cable attached to a USB port may not meet FCC Class B requirements even if no device is attached to the cable Use shielded cable that meets the requirements for full speed devices For information about Refer to The location of the USB connectors on the back panel Figure 15 page 50 The location of the front panel USB connectors Figure 16 page 52 1 5 2 IDE Support The board provides five IDE interface connectors e One parallel ATA IDE connector which supports two devices e Four serial ATA IDE connectors which support one device per connector 21 Intel Desktop Board D925XHY Technical Product Specification 1 5 2 1 Parallel ATE IDE Interface The ICH6 R s 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 ICH6 R s
79. ow to put the Desktop Board in configure mode 77 Intel Desktop Board D925XHY Technical Product Specification Table 36 lists the BIOS Setup program menu features Table 36 BIOS Setup Program Menu Bar Clears Displays Configures Sets Configures Selects boot Saves or passwords and processor advanced passwords power options discards displays and memory features and security management changes to processor configuration available features features and Setup information through the power supply program chipset controls options Table 37 lists the function keys available for menu screens Table 37 BIOS Setup Program Function Keys BIOS Setup Program Function Key Description lt lt gt Of lt gt gt Selects a different menu screen Moves the cursor left or right lt P gt or lt gt Selects an item Moves the cursor up or down lt Tab gt Selects a field Not implemented lt Enter gt Executes command or selects the submenu lt F9 gt Load the default configuration values for the current menu lt F10 gt Save the current values and exits the BIOS Setup program lt Esc gt Exits the menu 3 2 BIOS Flash Memory Organization The Firmware Hub FWH includes a 8 Mbit 1024 KB symmetrical flash memory device 3 3 Resource Configuration 3 3 1 PCI Autoconfiguration The BIOS can automatically configure PCI devices PCI devices may be onboard or add in cards Autoconfiguration lets a user insert or remove PCI car
80. play different buses initialization error messages See Section 4 3 for details of different buses New cursor position read and saved To display the Hit lt DEL gt message continued Error Messages and Beep Codes Table 43 Runtime Code Uncompressed in F000 Shadow RAM continued Code Description of POST Operation 40 To prepare the descriptor tables 42 To enter in virtual mode for memory test 43 To enable interrupts for diagnostics mode 44 To initialize data to check memory wrap around at 0 0 45 Data initialized Going to check for memory wrap around at 0 0 and finding the total system memory size 46 Memory wrap around test done Memory size calculation over About to go for writing patterns to test memory 47 Pattern to be tested written in extended memory Going to write patterns in base 640k memory 48 Patterns written in base memory Going to find out amount of memory below 1M memory 49 Amount of memory below 1M found and verified Going to find out amount of memory above 1M memory 4B Amount of memory above 1M found and verified Check for soft reset and going to clear memory below 1M for soft reset If power on go to check point 4Eh 4C Memory below 1M cleared SOFT RESET Going to clear memory above 1M 4D Memory above 1M cleared SOFT RESET Going to save the memory size Go to check point 52h 4E Memory test started NOT SOFT RESET About to display the first 64k memory size 4F Memory size display
81. r Power lt 5 W Note 2 state disk Context except for saved to disk wake up logic G2 S5 S5 Soft off No power D3 no power Power lt 5 W Note 2 Context not saved except for Cold boot is wake up logic required G3 No power to the No power D3 no power for No power to the system mechanical off system wake up logic Service can be performed AC power is except when safely disconnected provided by from the battery or external computer source Notes 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 1 11 1 2 One Watt Standby In 2001 the U S government issued an executive order requiring a reduction in power for appliances and personal computers This board meets that requirement by operating at 1 W or less in S5 Standby mode One Watt operation applies only to the S5 state when the computer is turned off but still connected to AC power One Watt operation does not apply to the S3 Suspend to RAM or S4 Suspend to disk states Newer energy efficient power supplies using less than 0 5 W in Standby mode may also be needed to achieve this goal 37 Intel Desktop Board D925XHY Technical Product Specification 1 11 1 3 Wake up Devices and Events gt Table 7 lists the devices or specific events that can wake the compu
82. ration withThreeeDIMMS 18 6 Dual Channel Interleaved Mode Configuration withFourDIMMS 19 7 Single Channel Asymmetric Mode Configuration with OneDIMM 20 8 Single Channel Asymmetric Mode Configuration with ThreeDIMMS 20 9 Front Back Panel Audio Connector Options cccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeenaeeeeessnaeeees 31 10 8 channel 7 1 AudioSubsystemBlockDiagram 31 11 LAN Connector LED Locations tdo ke ees 32 12 Sensors and Fan Connectors iii et ta 34 13 Location of the Standby Power Indicator LED cccececsceeeeeeeeeeeeeeeeeeeeeeeseeeeeeeeeneeees 41 14 Detailed System Memory Address Map 44 15 Back Pan l Connector Soda lia 50 16 Component side Connectors tas 52 17 Connection Diagram for Front Panel Connector sssssssssssneresssrrnnerrnntesrnnressrrrnrerrrnn 58 18 Connection Diagram for Front Panel USB Connectors 60 19 Connection Diagram for IEEE 1394a Connechors 60 20 Location of the Jumper Bok itinerante 61 21 gt Board DIMENSIO EE 62 22 VO Shield DIMENSIONS sertett ea canes sd na eaae Saena Gelmem hates 63 23 Processor Heatsink for Omni directional Artlow 66 24 Localized High Temperature Zones a 67 Tables 1 Feature Summary
83. rent bandwidth Two PCI Express x1 connectors The x1 interfaces support simultaneous transfer speeds up to 250 Mbytes sec of peak bandwidth per direction and up to 500 MBytes sec concurrent bandwidth The PCI Express interface supports the PCI Conventional bus configuration mechanism so that the underlying PCI Express architecture is compatible with PCI Conventional compliant operating systems Additional features of the PCI Express interface includes the following Support for the PCI Express enhanced configuration mechanism Automatic discovery link training and initialization Support for Active State Power Management ASPM SMBus 2 0 support Wake signal supporting wake events from ACPI S1 S3 S4 or S5 Software compatible with the PCI Power Management Event PME mechanism defined in the PCI Power Management Specification Rev 1 1 1 7 Legacy UO Controller 28 The legacy I O controller provides the following features One serial port One parallel port with Extended Capabilities Port ECP and Enhanced Parallel Port EPP support Serial IRQ interface compatible with serialized IRQ support for PCI Conventional bus systems PS 2 style mouse and keyboard interfaces Interface for one 1 44 MB or 2 88 MB diskette drive Intelligent power management including a programmable wake up event interface PCI Conventional bus power management support The BIOS Setup program provides configuration options for the legacy I O controller 1
84. ry IDE channel status port 8 bytes LPT1 8 bytes COM3 6 bytes Diskette channel Primary Parallel ATA IDE channel control block 8 bytes COM1 Edge level triggered PIC 8 bytes ECP port LPTn base address 400h 4 bytes PCI Conventional bus configuration address register 1 byte Reset control register 4 bytes PCI Conventional bus configuration data register 8 bytes Primary Parallel ATA IDE bus master registers 8 bytes Secondary Parallel ATA IDE bus master registers 1 Default but can be changed to another address range 2 Dword access only 3 Byte access only NOTE Some additional I O addresses are not available due to ICH6 R address aliasing The ICH6 R data sheet provides more information on address aliasing For information about Refer to Obtaining the ICH6 R data sheet Section 1 2 on page 15 Technical Reference 2 5 PCI Configuration Space Map Table 11 PCI Configuration Space Map Bus Device Function Number hex Number n ae Number hex Description 00 Memory controller of Intel 82925X component 00 po Ne Express x16 graphics port 00 ee Intel High Definition Audio Controller 00 1C Jo PCI Express port 1 PCI Express x1 bus connector 1 00 e e PCI Express port 2 00 C PCI Express port 3 PCI Express x1 bus connector 2 00 USB UHCI controller 3 00 DO e USB UHCI controller 4 00 amp EHCI controller 0 ME o Poe 00 F o Joo PCI controller 00 iF pm Parallel ATA IDE co
85. s step is optional For information about Refer to Serial ATA RAID configuration http developer intel com design motherbd hy index htm 23 Intel Desktop Board D925XHY Technical Product Specification 1 5 3 Real Time Clock CMOS SRAM and Battery gt P P P pP 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 NOTE 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 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
86. same IRQ signal Refer to Table 12 for the allocation of PIRO lines to IRO signals in APIC mode PCI interrupt assignments to the USB ports Serial ATA ports and PCI Express ports are dynamic 49 Intel Desktop Board D925XHY Technical Product Specification 2 8 Connectors A CAUTION Only the following connectors have overcurrent protection back panel USB front panel USB and PS 2 The other internal connectors 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 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 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 see page 52 2 8 1 Back Panel Connectors Figure 15 shows the location of the back panel connectors The back panel connectors are color coded The figure legend Table 14 lists the colors used when applicable O 6 O 6 OM18280 Figure 15 Back Panel Connectors Table 14 lists the back panel connectors identified in Figure 15 50 gt Technical Reference
87. software and drivers Section 1 2 page 15 32 Product Description 1 10 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 1 10 1 Fan monitoring and control through the hardware monitoring and fan control ASIC Thermal and voltage monitoring Chassis intrusion detection Hardware Monitoring and Fan Control ASIC The features of the hardware monitoring and fan control ASIC include Internal ambient temperature sensor Two remote thermal diode sensors for direct monitoring of processor temperature and ambient temperature sensing Power supply monitoring of five voltages 5 V 12 V 3 3 VSB 1 5 V and VCCP to detect levels above or below acceptable values Thermally monitored closed loop fan control for all three fans that can adjust the fan speed or switch the fans on or off as needed SMBus interface For information about Refer to The location of the fan connectors and sensors for thermal monitoring Figure 12 page 34 33 Intel Desktop Board D925XHY Technical Product Specification 1 10 2 Thermal Monitoring Figure 12 shows the location of the sensors and fan connectors 34 Item O Tm uoomgmp gt
88. software and utilities http www intel com design motherbd LAN software and drivers http www intel com design motherbd 1 3 Processor The board is designed to support Intel Pentium 4 processors in an LGA775 processor socket with an 800 or 533 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 D925XHY board http www intel com design motherbd hy hy_proc htm A CAUTION Use only the processors listed on web site above Use of unsupported processors can damage the board the processor and the power supply SK INTEGRATOR S NOTES Use only ATX12V compliant power supplies For information about Refer to Power supply connectors Section 2 8 2 1 page 55 Intel Desktop Board D925XHY Technical Product Specification 1 4 System Memory The board has four DIMM sockets and support the following memory features 1 8 V only DDR2 SDRAM DIMMs Unbuffered single sided or double sided DIMMs with the following restriction Double sided DIMMS with x16 organization are not supported 4 GB maximum total system memory Refer to Section 2 2 1 on page 43 for information on the total amount of addressable memory e Minimum total system memory 128 MB e Non ECC DIMMs e Serial Presence Detect e DDR2 533 MHz or DDR2 400 MHz SDRAM DIMMs gt NOTES Remove the PCI Express x16 video card before installing or upgrading memory t
89. sor support if present Put CGA INT10 module if present in Shadow continued Error Messages and Beep Codes Table 43 Runtime Code Uncompressed in F000 Shadow RAM continued Code AE B1 00 Description of POST Operation Uncompress SMBIOS module and init SMBIOS code and form the runtime SMBIOS image in shadow Going to copy any code to specific area Copying of code to specific area done Going to give control to INT 19 boot loader 4 3 Bus Initialization Checkpoints The system BIOS gives control to the different buses at several checkpoints to do various tasks Table 44 describes the bus initialization checkpoints Table 44 Bus Initialization Checkpoints Checkpoint Description 2A 38 39 95 Different buses init system static and output devices to start if present Different buses init input IPL and general devices to start if present Display different buses initialization error messages Init of different buses optional ROMs from C800 to start While control is inside the different bus routines additional checkpoints are output to port 80h as WORD to identify the routines under execution In these WORD checkpoints the low byte of the checkpoint is the system BIOS checkpoint from which the control is passed to the different bus routines The high byte of the checkpoint is the indication of which routine is being executed in the different buses Table 45 describes the upper nibble of the high byte and in
90. splay is disabled and port B is initialized Chipset init about to begin 8254 timer test about to start About to start memory refresh test Memory Refresh line is toggling Going to check 15 us ON OFF time To read 8042 input port and disable Megakey GreenPC feature Make BIOS code segment writeable To do any setup before Int vector init Interrupt vector initialization to begin To clear password if necessary Any initialization before setting video mode to be done Going for monochrome mode and color mode setting Different buses init system static output devices to start if present See Section 4 3 for details of different buses To give control for any setup required before optional video ROM check To look for optional video ROM and give control To give control to do any processing after video ROM returns control If EGA VGA not found then do display memory R W test EGA VGA not found Display memory R W test about to begin Display memory R W test passed About to look for the retrace checking Display memory R W test or retrace checking failed To do alternate Display memory R W test Alternate Display memory R W test passed To look for the alternate display retrace checking Video display checking over Display mode to be set next Display mode set Going to display the power on message Different buses init input IPL general devices to start if present See Section 4 3 for details of different buses Dis
91. t over To write command byte and init circular buffer 83 Command byte written global data init done To check for lock key continued 89 Intel Desktop Board D925XHY Technical Product Specification 90 Table 43 Runtime Code Uncompressed in F000 Shadow RAM continued Code 84 85 86 87 88 89 8B 8C 8D 8F 91 95 96 97 98 99 9A 9B 9C 9D 9E A2 A3 A4 A5 A7 A8 A9 AA AB AC AD Description of POST Operation Lock key checking over To check for memory size mismatch with CMOS Memory size check done To display soft error and check for password or bypass setup Password checked About to do programming before setup Programming before setup complete To uncompress SETUP code and execute CMOS setup Returned from CMOS setup program and screen is cleared About to do programming after setup Programming after setup complete Going to display power on screen message First screen message displayed lt WAIT gt message displayed PS 2 Mouse check and extended BIOS data area allocation to be done Setup options programming after CMOS setup about to start Going for hard disk controller reset Hard disk controller reset done Floppy setup to be done next Floppy setup complete Hard disk setup to be done next Init of different buses optional ROMs from C800 to start See Section 4 3 for details of different buses Going to do any init before C800 optional ROM control Any init before C80
92. ter from specific states Table 7 Wake up Devices and Events These devices events can wake up the computer from this state LAN S1 S3 S4 S5 Note Modem back panel Serial Port A S1 S3 PME signal S1 S3 SA S5 Note Power switch S1 S3 S4 S5 PS 2 devices S1 S3 RTC alarm S1 S3 S4 USB S1 S3 WAKE S1 S3 S4 S5 Note 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 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 11 2 Hardware Support A 38 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 connectors e LAN wake capabilities e Instantly Available PC technology e Resume on Ring e Wake from USB e Wake from PS 2 keyboard e PME signal wake up support e WAKE signal wake up support LAN wake capabilities and Instantly Available PC technology require power from the 5 V stan
93. that supports USB By default Legacy USB support is set to Enabled Legacy USB support operates as follows 1 When you apply power to the computer legacy support is disabled 2 POST begins 3 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 4 POST completes 79 Intel Desktop Board D925XHY Technical Product Specification 5 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 6 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 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 3 6 BIOS Updates The BIOS can be updated using either of the following utilities which are available on the Intel World Wide Web site 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 1 44 MB diskette or a CD ROM or from the file l
94. the boot block recovery code checkpoints and Table 43 lists the runtime code uncompressed in F000 shadow RAM Some codes are repeated in the tables because that code applies to more than one operation Table 41 Uncompressed INIT Code Checkpoints Code Description of POST Operation DO NMI is Disabled Onboard KBC RTC enabled if present Init code Checksum verification starting D1 Keyboard controller BAT test CPU ID saved and going to 4 GB flat mode D3 Do necessary chipset initialization start memory refresh and do memory sizing D4 Verify base memory D5 Init code to be copied to segment 0 and control to be transferred to segment 0 D6 Control is in segment 0 To check recovery mode and verify main BIOS checksum If either it is recovery mode or main BIOS checksum is bad go to check point E0 for recovery else go to check point D7 for giving control to main BIOS D7 Find Main BIOS module in ROM image D8 Uncompress the main BIOS module D9 Copy main BIOS image to F000 shadow RAM and give control to main BIOS in F000 shadow RAM Table 42 Boot Block Recovery Code Checkpoints Code Description of POST Operation EO Onboard Floppy Controller if any is initialized Compressed recovery code is uncompressed in F000 0000 in Shadow RAM and give control to recovery code in F000 Shadow RAM Initialize interrupt vector tables initialize system timer initialize DMA controller and interrupt controller E8 Initialize extra Intel Recov
95. tion For information about Refer to The location of the fan connectors Figure 16 page 52 The location of the fan connectors and sensors for thermal monitoring Figure 12 page 34 The signal names of the fan connectors Section 2 8 2 page 52 2 3 LAN Wake Capabilities 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 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 39 Intel Desktop Board D925XHY Technical Product Specification e The PCI Conventional bus PME signal for PCI 2 2 compliant LAN designs e The onboard LAN subsystem 1 11 2 4 Instantly Available PC Technology A CAUTION For Instantly Available PC technology 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 Instantly Available PC technology can damage the power supply Instantly Available PC tec
96. tries 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 2006 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 D925XHY It describes the standard product and available manufacturing options Intended Audience The TPS is intended to provide detailed technical information about the Desktop Board D925XHY 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 Chapter Description 1 A description of the hardware used on the Desktop Board D925XHY 2 A map of the resources of the Desktop Board 3 The features supported by the BIOS Setup program 4 A description of the BIOS error messages beep codes and POST codes 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 gt NOTE Notes call attention to important information SK INTEGRATOR S NOTES Integrator
97. udio Subsystem The 8 channel 7 1 audio subsystem includes the following e ntel 82801FR I O Controller Hub ICH6 R e Realtek ALC880 audio codec e Microphone input that supports a single dynamic condenser or electret microphone The front and back panel audio connectors are configurable through the audio device drivers The available configurable audio ports are shown in Figure 9 For information about Refer to The back panel audio connectors Section 2 8 1 page 50 30 Product Description Front Panel Audio Connectors Line Out Mic In Retasking Jack F Retasking Jack A or E Port 2 Port 1 Back Panel Audio Connectors Surround Left and Right Retasking Jack H Black Line In Retasking Jack C Blue Center channel and LFE Subwoofer Retasking Jack G Line Out Retasking Jack D Orange Lime Green Mic In Retasking Jack B Pink S PDIF Digital Audio Out S PDIF Digital Audio Out Coaxial Optical OM16993 Figure 9 Front Back Panel Audio Connector Options Figure 10 is a block diagram of the 8 channel 7 1 audio subsystem amp Mic In Retasking Jack B lt Line In Retasking Jack C _ lt Line Out Retasking Jack D lt Front Panel Retasking Jack AC Port 1 gt Hub lt High Definition ALC880 lt Front Panel Retasking Jack F Port 2 gt ICH6 R Audio Link Audio Codec 14 Center and LFE Retasking Jack G lt Surround Left Right
98. up to make sure device is selected correctly No response from diskette drive An error occurred when testing L2 cache Cache memory may be bad The battery may be losing power Replace the battery soon The display type is different than what has been stored in CMOS Check Setup to make sure type is correct The CMOS checksum is incorrect CMOS memory may have been corrupted Run Setup to reset values CMOS values are not the same as the last boot These values have either been corrupted or the battery has failed The time and or date values stored in CMOS are invalid Run Setup to set correct values Error during read write test of DMA controller Error occurred trying to access diskette drive controller Error occurred trying to access hard disk controller NVRAM is being checked to see if it is valid continued Table 40 BIOS Error Messages continued Error Message Update OK Explanation NVRAM was invalid and has been updated 85 Intel Desktop Board D925XHY Technical Product Specification Updated Failed Keyboard Error NVRAM was invalid but was unable to be updated Error in the keyboard connection Make sure keyboard is connected properly KB Interface Error Keyboard interface test failed Memory Size Decreased Memory size has decreased since the last boot If no memory was removed then memory may be bad Memory Size Increased Memory size has increased since the last boot If no memory was adde
99. 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 b r 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 kasseras 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 A A Product Description 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 PRECAUCI N Existe peligro de explosi n si la pila no se cambia de forma adecuada Utilice solamente pilas iguales o

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