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Intel
D955XCS
Technical Product Specification
®
The Intel
Desktop Board D955XCS 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 D955XCS Specification Update.
®
Desktop Board
July 2005
Order Number: D14066-001US
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Table of Contents
Related Manuals for Intel BLKD955XCSLKR
Summary of Contents for Intel BLKD955XCSLKR
- Page 1 Order Number: D14066-001US ® The Intel Desktop Board D955XCS 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 D955XCS Specification Update.
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Page 2: Revision History
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. -
Page 3: Intended Audience
Intended Audience The TPS is intended to provide detailed, technical information about the Intel Desktop Board D955XCS 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. - Page 4 Intel Desktop Board D955XCS Technical Product Specification Other Common Notation Used after a signal name to identify an active-low signal (such as USBP0#) (NxnX) When used in the description of a component, N indicates component type, xn are the relative coordinates of its location on the Desktop Board D955XCS, and X is the instance of the particular part at that general location.
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Page 5: Table Of Contents
Block Diagram ....................14 Online Support ......................15 Processor ........................15 System Memory ......................16 1.4.1 Memory Configurations ................. 17 ® Intel 955X Chipset...................... 21 1.5.1 USB ....................... 21 1.5.2 IDE Support ....................21 1.5.3 Real-Time Clock, CMOS SRAM, and Battery..........23 Discrete Serial ATA Interface (Optional) .............. - Page 6 Intel Desktop Board D955XCS Technical Product Specification 2 Technical Reference Memory Resources ...................... 43 2.1.1 Addressable Memory..................43 2.1.2 Memory Map....................45 DMA Channels ......................45 Fixed I/O Map....................... 46 PCI Configuration Space Map..................47 Interrupts ........................48 PCI Conventional Interrupt Routing Map ..............49 Connectors........................
- Page 7 Fast Booting Systems with Intel Rapid BIOS Boot............. 84 3.7.1 Peripheral Selection and Configuration ............84 3.7.2 Intel Rapid BIOS Boot ................... 84 BIOS Security Features ....................85 4 Error Messages and Beep Codes Speaker ........................87 BIOS Beep Codes......................87 BIOS Error Messages ....................
- Page 8 Intel Desktop Board D955XCS Technical Product Specification Power States and Targeted System Power ..............38 Wake-up Devices and Events ..................39 System Memory Map ....................45 DMA Channels ......................45 I/O Map ........................46 PCI Configuration Space Map..................47 Interrupts ........................48 PCI Interrupt Routing Map ...................
- Page 9 Overview ........................10 Online Support ......................15 Processor ........................15 System Memory ......................16 ® Intel 955X Chipset...................... 21 Discrete Serial ATA Interface (Optional) ..............24 PCI Express Connectors....................24 Auxiliary Power (AUX PWR) Connector (Optional) ............25 IEEE-1394a/b Connectors (Optional)................25 1.10 Legacy I/O Controller ....................
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Page 10: Overview
PC Technology • Support for PCI Express* Revision 1.0a • Suspend to RAM support • Wake on PCI, RS-232, front panel, PS/2 devices, and USB ports Gigabit (10/100/1000 Mbits/sec) LAN subsystem using the Intel ® 82573E/82573V LAN Support Gigabit Ethernet Controller •... -
Page 11: Manufacturing Options
• Fan speed control 1.1.2 Manufacturing Options Table 2 describes the manufacturing options. Not every manufacturing option is available in all marketing channels. Please contact your Intel representative to determine which manufacturing options are available to you. Table 2. Manufacturing Options... -
Page 12: Board Layout
Intel Desktop Board D955XCS Technical Product Specification 1.1.3 Board Layout Figure 1 shows the location of the major components. FF EE OM18043 Figure 1. Desktop Board Components Table 3 lists the components identified in Figure 1. -
Page 13: Components Shown In Figure 1
Front chassis fan connector Diskette drive connector BIOS Setup configuration jumper block Firmware Hub (FWH) Auxiliary PCI Express power connector (optional) Speaker Intel 82801GR I/O Controller Hub (ICH7-R) LGA775 processor socket Intel 82955X MCH Battery Processor power connector Processor fan connector... -
Page 14: Block Diagram
Intel Desktop Board D955XCS Technical Product Specification 1.1.4 Block Diagram Figure 2 is a block diagram of the major functional areas of the board. Gigabit Ethernet PCI Express Interface Controller Connector PCI Express x1 Slot SMBus Back Panel/Front Panel Secondary PCI... -
Page 15: Online Support
1.3 Processor The board is designed to support Intel Pentium 4 processors in an LGA775 processor socket with a 1066 or 800 MHz system bus. See the Intel web site listed below for the most up-to-date list of supported processors. -
Page 16: System Memory
Intel Desktop Board D955XCS Technical Product Specification 1.4 System Memory The board has four DIMM sockets and supports the following memory features: • 1.8 V and 1.9 V DDR2 SDRAM DIMMs • Unbuffered, single-sided or double-sided DIMMs with the following restriction: Double-sided DIMMS with x16 organization are not supported. -
Page 17: Memory Configurations
Product Description 1.4.1 Memory Configurations The Intel 82955X MCH supports two types of memory organization: • Dual channel (Interleaved) mode. This mode offers the highest throughput for real world applications. Dual channel mode is enabled when the installed memory capacities of both DIMM channels are equal. -
Page 18: Dual Channel (Interleaved) Mode Configuration With Two Dimms
Intel Desktop Board D955XCS 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 DIMM0 (blue) sockets of both channels are populated with identical DIMMs. Channel A, DIMM 0... -
Page 19: Dual Channel (Interleaved) Mode Configuration With Four 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 DIMM0 and DIMM1 of both channels. Channel A, DIMM 0 256 MB 512 MB... -
Page 20: Single Channel (Asymmetric) Mode Configuration With One Dimm
Intel Desktop Board D955XCS Technical Product Specification 1.4.1.2 Single Channel (Asymmetric) Mode Configurations 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 DIMM0 (blue) socket of Channel A is populated. -
Page 21: Intel ® 955X Chipset
955X Chipset The Intel 955X chipset consists of the following devices: • Intel 82955X Memory Controller Hub (MCH) with Direct Media Interface (DMI) interconnect • Intel 82801GR I/O Controller Hub (ICH7-R) with DMI interconnect The MCH is a centralized controller for the system bus, the memory bus, the PCI Express bus, and the DMI interconnect. - Page 22 Intel Desktop Board D955XCS Technical Product Specification • ATA-100: DMA protocol on IDE bus allows host and target throttling. The ICH7-R’s ATA-100 logic can achieve read transfer rates up to 100 MB/sec and write transfer rates up to 88 MB/sec.
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Page 23: Real-Time Clock, Cmos Sram, And Battery
Product Description 1.5.2.3 Serial ATA RAID The ICH7-R supports the following RAID (Redundant Array of Independent Drives) levels: • RAID 0 - data striping. Multiple physical drives 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. -
Page 24: Discrete Serial Ata Interface (Optional)
Intel Desktop Board D955XCS Technical Product Specification 1.6 Discrete Serial ATA Interface (Optional) As a manufacturing option, the board provides a Silicon Image Sil 3114 Serial ATA (SATA) controller and four connectors (that support one device per connector) for SATA devices. These connectors are in addition to the four SATA connectors of the ICH7-R SATA interface. -
Page 25: Auxiliary Power (Aux Pwr) Connector (Optional)
Product Description 1.8 Auxiliary Power (AUX PWR) Connector (Optional) The board includes a 1x4 power connector that can be used to provide power for internal chassis lighting or additional fans. The on/off function of this connector is controlled from within the BIOS Setup Program. -
Page 26: Legacy I/O Controller
Intel Desktop Board D955XCS Technical Product Specification For information about Refer to The location of the back panel IEEE-1394a connector Figure 17, page 52 The location of the front panel IEEE-1394a/b connectors Figure 19, page 54 The signal names of the front panel IEEE-1394a/b connectors Section 2.7.2.6, page 64... -
Page 27: Audio Subsystem
The location of the keyboard and mouse connectors Figure 18, page 53 1.11 Audio Subsystem The board supports the Intel High Definition audio subsystem based on the Sigmatel 9223 or the Sigmatel 9220 audio codec. The audio subsystem supports the following features: •... -
Page 28: 8-Channel (7.1) Audio Subsystem
Intel Desktop Board D955XCS Technical Product Specification 1.11.3 8-Channel (7.1) Audio Subsystem The 8-channel (7.1) audio subsystem includes the following: • Intel 82801GR I/O Controller Hub (ICH7-R) • Sigmatel 9223 audio codec • Microphone input that supports a single dynamic, condenser, or electret microphone The back panel audio connectors are configurable through the audio device drivers. -
Page 29: Channel (7.1) Audio Subsystem Block Diagram
Figure 10 is a block diagram of the 8-channel (7.1) audio subsystem. Front Panel Mic In Front Panel Line Out Mic In/Retasking Jack 82801GR Side Surround L-R/Line In/Retasking Jack Intel I/O Controller Sigmatel 9223 High Definition Line Out/Retasking Jack Audio Codec... -
Page 30: 6-Channel (5.1) Audio Subsystem
Intel Desktop Board D955XCS Technical Product Specification 1.11.4 6-Channel (5.1) Audio Subsystem The 6-channel (5.1) audio subsystem includes the following: • Intel 82801GR I/O Controller Hub (ICH7-R) • Sigmatel 9220 audio codec • Microphone input that supports a single dynamic, condenser, or electret microphone The back panel audio connectors are configurable through the audio device drivers. -
Page 31: Lan Subsystem
82573 Gigabit (10/100/1000 Mbits/sec) Ethernet Controller and an RJ-45 LAN connector with integrated status LEDs. ® 1.12.1 Intel 82573E/82573V Gigabit Ethernet Controller The Intel 82573E/82573V Gigabit Ethernet Controller supports the following features: • PCI Express link • 10/100/1000 IEEE 802.3 compliant •... -
Page 32: Alert Standard Format (Asf) Support (Optional)
Intel AMT enables IT organizations to discover, heal, and protect all of their computing assets, regardless of system state in the manner described below. - Page 33 • Protecting the enterprise against malicious software attacks: ⎯ Intel AMT helps IT organizations keep software versions and virus protection consistent and up-to-date across the enterprise ⎯ Version information is stored in non-volatile memory for access anytime by third party software to check and, if necessary, wake a system to perform off-hours updates.
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Page 34: Lan Subsystem Software
Intel Desktop Board D955XCS Technical Product Specification 1.12.5 LAN Subsystem Software LAN software and drivers are available from Intel’s World Wide Web site. For information about Refer to Obtaining LAN software and drivers Section 1.2, page 15 1.13 Hardware Management Subsystem The hardware management features enable the board to be compatible with the Wired for Management (WfM) specification. -
Page 35: Thermal Monitoring
Product Description 1.13.2 Thermal Monitoring Figure 14 shows the location of the sensors and fan connectors. OM18045 Item 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... -
Page 36: Fan Monitoring
Intel Desktop Board D955XCS Technical Product Specification 1.13.3 Fan Monitoring Fan monitoring can be implemented using Intel Desktop Utilities or third-party software. The level of monitoring and control is dependent on the hardware monitoring ASIC used with the Desktop Board. -
Page 37: Effects Of Pressing The Power Switch
Product Description Table 6 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 6. Effects of Pressing the Power Switch …and the power switch is If the system is in this state…... -
Page 38: Power States And Targeted System Power
Intel Desktop Board D955XCS Technical Product Specification Table 7 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 7. -
Page 39: Hardware Support
Product Description 1.14.1.3 Wake-up Devices and Events Table 8 lists the devices or specific events that can wake the computer from specific states. Table 8. Wake-up Devices and Events These devices/events can wake up the computer… …from this state (Note) S1, S3, S4, S5 Modem (back panel Serial Port A) S1, S3... -
Page 40: Power Connector
Intel Desktop Board D955XCS Technical Product Specification 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. 1.14.2.1 Power Connector When an ACPI-enabled system receives the appropriate command, the power supply removes all non-standby voltages. - Page 41 Product Description • The onboard LAN subsystem 1.14.2.4 Instantly Available PC Technology 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.
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Page 42: Trusted Platform Module (Optional)
Intel Desktop Board D955XCS Technical Product Specification 1.14.2.10 +5 V Standby Power Indicator LED The +5 V standby power indicator LED shows that power is still present even when the computer appears to be off. Figure 15 shows the location of the standby power indicator LED. -
Page 43: Technical Reference
2 Technical Reference What This Chapter Contains Memory Resources ...................... 43 DMA Channels ......................45 Fixed I/O Map....................... 46 PCI Configuration Space Map..................47 Interrupts ........................48 PCI Conventional Interrupt Routing Map ..............49 Connectors........................51 Jumper Block ....................... 65 Mechanical Considerations .................. -
Page 44: Detailed System Memory Address Map
Intel Desktop Board D955XCS Technical Product Specification 8 GB Top of System Address Space Upper 4 GB of address space FLASH APIC ~20 MB Reserved PCI Memory Range - contains PCI, chipsets, 1 MB Direct Media Interface 0FFFFFH Upper BIOS... -
Page 45: Memory Map
Technical Reference 2.1.2 Memory Map Table 9 lists the system memory map. Table 9. System Memory Map Address Range (decimal) Address Range (hex) Size Description 1024 K - 8388608 K 100000 - 1FFFFFFFF 8191 MB Extended memory 960 K - 1024 K F0000 - FFFFF 64 KB Runtime BIOS... -
Page 46: Fixed I/O Map
Intel Desktop Board D955XCS Technical Product Specification 2.3 Fixed I/O Map Table 11. I/O Map Address (hex) Size Description 0000 - 00FF 256 bytes Used by the Desktop Board D955XCS. Refer to the ICH7-R data sheet for dynamic addressing information. -
Page 47: Pci Configuration Space Map
Device Function Number (hex) Number (hex) Number (hex) Description Memory controller of Intel 82955X component PCI Express x16 graphics port Intel High Definition Audio Controller PCI Express port 1 PCI Express port 2 PCI Express port 3 PCI Express port 4... -
Page 48: Interrupts
Intel Desktop Board D955XCS Technical Product Specification 2.5 Interrupts The interrupts can be routed through either the Programmable Interrupt Controller (PIC) or the Advanced Programmable Interrupt Controller (APIC) portion of the ICH7-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. -
Page 49: Pci Conventional Interrupt Routing Map
Technical Reference 2.6 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. -
Page 50: Pci Interrupt Routing Map
Intel Desktop Board D955XCS Technical Product Specification Table 14. PCI Interrupt Routing Map ICH7-R PIRQ Signal Name PCI Interrupt Source PIRQA PIRQB PIRQC PIRQD PIRQE PIRQF PIRQG PIRQH IEEE-1394a/b controller INTA PCI bus connector 1 INTD INTA INTB INTC PCI bus connector 2... -
Page 51: Connectors
Technical Reference 2.7 Connectors 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. -
Page 52: Back Panel Connectors For 8-Channel (7.1) Audio Subsystem
Intel Desktop Board D955XCS Technical Product Specification 2.7.1.1 Back Panel Connectors For 8-Channel (7.1) Audio Subsystem Figure 17 shows the location of the back panel connectors for boards equipped with the 8-channel (7.1) audio subsystem. The back panel connectors are color-coded. The figure legend (Table 15) lists the colors used (when applicable). -
Page 53: Back Panel Connectors For 6-Channel (5.1) Audio Subsystem
Technical Reference 2.7.1.2 Back Panel Connectors For 6-Channel (5.1) Audio Subsystem Figure 18 shows the location of the back panel connectors for boards equipped with the 6-channel (5.1) audio subsystem. The back panel connectors are color-coded. The figure legend (Table 16) lists the colors used (when applicable). -
Page 54: Component-Side Connectors
Intel Desktop Board D955XCS Technical Product Specification 2.7.2 Component-side Connectors Figure 19 shows the locations of the component-side connectors. OM18044 Figure 19. Component-side Connectors Table 17 lists the component-side connectors identified in Figure 19. -
Page 55: Component-Side Connectors Shown In Figure 19
Technical Reference Table 17. Component-side Connectors Shown in Figure 19 Item/callout from Figure 19 Description ATAPI CD-ROM connector (optional) Parallel ATA IDE connector Chassis intrusion connector Serial ATA connector 0 (ICH7-R RAID) Serial ATA connector 1 (ICH7-R RAID) Serial ATA connector 2 (ICH7-R RAID) Serial ATA connector 3 (ICH7-R RAID) Front panel USB connector Front panel USB connector... -
Page 56: Atapi Cd-Rom Connector (Optional)
Intel Desktop Board D955XCS Technical Product Specification Table 18. ATAPI CD-ROM Connector (Optional) Signal Name Left audio input from CD-ROM CD audio differential ground CD audio differential ground Right audio input from CD-ROM Table 19. Front Panel Audio Connector Signal Name... -
Page 57: Chassis Intrusion Connector
Technical Reference Table 22. Chassis Intrusion Connector Signal Name Intruder Ground Table 23. Serial ATA Connectors Signal Name Ground Ground Ground Table 24. Auxiliary Power (AUX PWR) Output Connector (Optional) Signal Name +12 V Ground Ground +5 V... -
Page 58: Power Supply Connectors
Intel Desktop Board D955XCS Technical Product Specification 2.7.2.1 Power Supply Connectors The board has three power supply connectors: • Main power – a 2 x 12 connector. The board requires a power supply with a 2 x 12 main power cable. -
Page 59: Main Power Connector
Technical Reference Table 25. Main Power Connector Signal Name Signal Name +3.3 V +3.3 V +3.3 V -12 V Ground Ground +5 V PS-ON# (power supply remote on/off) Ground Ground +5 V Ground Ground Ground PWRGD (Power Good) No connect +5 V (Standby) +5 V +12 V... -
Page 60: Auxiliary Front Panel Power/Sleep Led Connector
Intel Desktop Board D955XCS Technical Product Specification 2.7.2.2 Add-in Card Connectors The board has the following add-in card connectors: • PCI Express x16; one connector supporting simultaneous transfers up to 8 GBytes/sec • Secondary PCI Express x16/x4 bus; one connector supporting simultaneous transfers up to 2 GBytes/sec •... -
Page 61: Connection Diagram For Front Panel Connector
Technical Reference 2.7.2.4 Front Panel Connector This section describes the functions of the front panel connector. Table 30 lists the signal names of the front panel connector. Figure 20 is a connection diagram for the front panel connector. Table 30. Front Panel Connector Signal In/Out... -
Page 62: States For A One-Color Power Led
Intel Desktop Board D955XCS Technical Product Specification 2.7.2.4.1 Hard Drive Activity LED Connector [Yellow] Pins 1 and 3 [Yellow] 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: •... -
Page 63: Connection Diagram For Front Panel Usb Connectors
Technical Reference 2.7.2.5 Front Panel USB Connectors Figure 21 is a connection diagram for the front panel USB connectors. INTEGRATOR’S NOTES • The +5 V DC power on the USB connector is fused. • Pins 1, 3, 5, and 7 comprise one USB port. •... -
Page 64: Connection Diagram For Front Panel Ieee 1394A/B Connectors
Intel Desktop Board D955XCS Technical Product Specification 2.7.2.6 Front Panel IEEE 1394a/b Connectors (Optional) Figure 22 is a connection diagram for the IEEE 1394a/b connectors. TPA+ TPA− Ground Ground TPB+ TPB− +12 V DC +12 V DC Key (no pin) -
Page 65: Jumper Block
Technical Reference 2.8 Jumper Block CAUTION Do not move the jumper with the power on. Always turn off the power and unplug the power cord from the computer before changing a jumper setting. Otherwise, the board could be damaged. Figure 23 shows the location of the jumper block. The 3-pin jumper block determines the BIOS Setup program’s mode. -
Page 66: Mechanical Considerations
Intel Desktop Board D955XCS Technical Product Specification 2.9 Mechanical Considerations 2.9.1 Form Factor The board is designed to fit into a BTX-form-factor chassis. Figure 24 illustrates the mechanical form factor for the board. Dimensions are given in inches [millimeters]. The outer dimensions are 12.80 inches by 10.50 inches [325.12 millimeters by 266.71 millimeters]. -
Page 67: I/O Shield
I/O shields relative to chassis requirements are described in the BTX specification. NOTE The I/O shield drawings in this document are for reference only. I/O shields compliant with the BTX specification are available from Intel. 172.9 REF [6.808] 1.6 ± 0.12 [0.063 ±... -
Page 68: I/O Shield Dimensions For Boards With The 6-Channel (5.1) Audio Subsystem
Intel Desktop Board D955XCS Technical Product Specification 172.9 REF [6.808] 1.6 ± 0.12 [0.063 ± 0.005] 13.0 TYP [0.512] 169.9 ± 0.12 1.55 REF [0.061] [6.692 ± 0.005] 8x R 0.5 MIN 9.65 [0.38] Ø 1.00 [0.039] 0.00 9.18 [0.00] [0.361]... -
Page 69: Electrical Considerations
Technical Reference 2.10 Electrical Considerations 2.10.1 DC Loading Table 34 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. -
Page 70: Fan Connector Current Capability
Intel Desktop Board D955XCS Technical Product Specification 2.10.3 Fan Connector Current Capability 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. -
Page 71: Thermal Considerations
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. -
Page 72: Localized High Temperature Zones
Intel Desktop Board D955XCS Technical Product Specification OM18049 Item Description Intel 82955X MCH Intel 82801GR ICH7-R 1.5 V core and front side bus voltage regulator areas Processor Processor voltage regulator area Figure 28. Localized High Temperature Zones CAUTION Ensure that the ambient temperature does not exceed the board’s maximum operating temperature. -
Page 73: Reliability
C is recommended as a starting point for the processor voltage regulator area. For information about Refer to Intel Pentium 4 processor datasheets and specification updates Section 1.2, page 15 2.12 Reliability The Mean Time Between Failures (MTBF) prediction is calculated using component and subassembly random failure rates. -
Page 74: Environmental
Intel Desktop Board D955XCS Technical Product Specification 2.13 Environmental Table 37 lists the environmental specifications for the board. Table 37. Environmental Specifications Parameter Specification Temperature -40 °C to +70 °C Non-Operating 0 °C to +55 °C Operating Shock Unpackaged 50 g trapezoidal waveform... -
Page 75: Regulatory Compliance
Technical Reference 2.14 Regulatory Compliance This section describes the board’s compliance with U.S. and international safety and electromagnetic compatibility (EMC) regulations. 2.14.1 Safety Regulations Table 38 lists the safety regulations the Desktop Board D955XCS complies with when correctly installed in a compatible host system. Table 38. -
Page 76: European Union Declaration Of Conformity Statement
Connect the equipment to a different electrical branch circuit from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. Any changes or modifications to the equipment not expressly approved by Intel Corporation could void the user’s authority to operate the equipment. 2.14.2.2 Canadian Compliance Statement This Class B digital apparatus complies with Canadian ICES-003. -
Page 77: Recycling Considerations
Svenska Denna produkt har tillverkats i enlighet med EG-direktiv 89/336/EEC & 73/23/EEC. 2.14.4 Recycling Considerations Intel encourages its customers to recycle its products and their components (e.g., batteries, circuit boards, plastic enclosures, etc.) whenever possible. In the U.S., a list of recyclers in your area can be found at: http://www.eiae.org/... -
Page 78: Product Certification Markings (Board Level)
Description Marking UL joint US/Canada Recognized Component mark. Includes adjacent UL file number for Intel Desktop Boards: E210882 (component side). FCC Declaration of Conformity logo mark for Class B equipment; includes Intel name and D955XCS model designation (component side). CE mark. Declares compliance to European Union (EU) EMC directive (89/336/EEC) and Low Voltage directive (73/23/EEC) (component side). -
Page 79: Overview Of Bios Features
Legacy USB Support....................81 BIOS Updates ......................82 Boot Options ........................ 83 ® Fast Booting Systems with Intel Rapid BIOS Boot............. 84 BIOS Security Features ....................85 3.1 Introduction The BIOS is stored in either a Firmware Hub (FWH) or a Serial Peripheral Interface (SPI) Flash device and can be updated using a disk-based program. -
Page 80: Resource Configuration
Intel Desktop Board D955XCS Technical Product Specification Table 41 lists the BIOS Setup program menu features. Table 41. BIOS Setup Program Menu Bar Maintenance Main Advanced Security Power Boot Exit Clears Displays Configures Sets Configures Selects boot Saves or passwords and... -
Page 81: System Management Bios (Smbios)
Overview of BIOS Features To use ATA-66/100 features the following items are required: • An ATA-66/100 peripheral device • An ATA-66/100 compatible cable • 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. -
Page 82: Bios Updates
To install an operating system that supports USB, follow the operating system’s installation instructions. 3.5 BIOS Updates The BIOS can be updated using either of the following utilities, which are available on the Intel World Wide Web site: • ®... -
Page 83: Boot Options
Overview of BIOS Features 3.6 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 to be the first boot device, the hard drive second, and the ATAPI CD-ROM third. -
Page 84: Fast Booting Systems With Intel ® Rapid Bios Boot
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. -
Page 85: Bios Security Features
Overview of BIOS Features 3.8 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: •... - Page 86 Intel Desktop Board D955XCS Technical Product Specification...
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Page 87: Error Messages And Beep Codes
4 Error Messages and Beep Codes What This Chapter Contains Speaker ........................87 BIOS Beep Codes......................87 BIOS Error Messages ....................87 Port 80h POST Codes ....................88 4.1 Speaker The board-mounted speaker provides audible error code (beep code) information during POST. For information about Refer to The location of the onboard speaker... -
Page 88: Port 80H Post Codes
Intel Desktop Board D955XCS Technical Product Specification 4.4 Port 80h POST Codes During the POST, the BIOS generates diagnostic progress codes (POST-codes) to I/O port 80h. If the POST fails, execution stops and the last POST code generated is left at port 80h. This code is useful for determining the point where an error occurred. -
Page 89: Port 80H Post Codes
Error Messages and Beep Codes Table 48. Port 80h POST Codes POST Code Description of POST Operation Host Processor Power-on initialization of the host processor (Boot Strap Processor) Host processor Cache initialization (including APs) Starting Application processor initialization SMM initialization Chipset Initializing a chipset component Memory... - Page 90 Intel Desktop Board D955XCS Technical Product Specification Table 48. Port 80h POST Codes (continued) POST Code Description of POST Operation Keyboard (PS2 or USB) Resetting keyboard Disabling the keyboard Detecting the presence of the keyboard Enabling the keyboard Clearing keyboard input buffer...
- Page 91 Error Messages and Beep Codes Table 48. Port 80h POST Codes (continued) POST Code Description of POST Operation DXE Drivers Waiting for user input Checking password Entering BIOS setup TBD – Flash Update Calling Legacy Option ROMs TBD – Calling INT 19. One beep unless silent boot is enabled TBD –...
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Page 92: Typical Port 80H Post Sequence
Intel Desktop Board D955XCS Technical Product Specification Table 49. Typical Port 80h POST Sequence POST Code Description Initializing a chipset component Reading SPD from memory DIMMs Detecting presence of memory DIMMs Configuring memory Testing memory Loading recovery capsule Entered DXE phase...