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Intel
D915PGN/D915PSY
Technical Product Specification
®
The Intel
Desktop Board D915PGN/D915PSY 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 D915PGN/D915PSY Specification Update.
®
Desktop Boards
June 2004
Order Number: C68598-001
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Table of Contents
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- Page 1 Order Number: C68598-001 ® The Intel Desktop Board D915PGN/D915PSY 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 D915PGN/D915PSY 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
Preface This Technical Product Specification (TPS) specifies the board layout, components, connectors, ® power and environmental requirements, and the BIOS for these Intel Desktop Boards: D915PGN and D915PSY. It describes the standard product and available manufacturing options. Intended Audience The TPS is intended to provide detailed, technical information about the Desktop Boards D915PGN and D915PSY and their components to the vendors, system integrators, and other engineers and technicians who need this level of information. - Page 4 Intel Desktop Board D915PGN/D915PSY Technical Product Specification WARNING Warnings indicate conditions, which if not observed, can cause personal injury. 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 Boards D915PGN and D915PSY, and X is the instance of the particular part at that general location.
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Page 5: Table Of Contents
Block Diagram ....................18 Online Support ......................19 Processor ........................19 System Memory ......................20 1.6.1 Memory Configurations ................. 22 ® Intel 915P Chipset...................... 26 1.7.1 USB ....................... 26 1.7.2 IDE Support ....................26 1.7.3 Real-Time Clock, CMOS SRAM, and Battery..........28 PCI Express Connectors.................... - Page 6 Intel Desktop Board D915PGN/D915PSY Technical Product Specification 1.14.5 Enabling the Trusted Platform Module ............49 1.14.6 Assuming Trusted Platform Module Ownership ..........49 1.14.7 Recovery Procedures ..................50 1.14.8 Clearing Trusted Platform Module Ownership..........51 1.14.9 Software Support................... 52 2 Technical Reference Introduction ........................
- Page 7 Rapid BIOS Boot............. 96 3.8.1 Peripheral Selection and Configuration ............96 3.8.2 Intel Rapid BIOS Boot ................... 96 BIOS Security Features ....................97 4 Error Messages and Beep Codes BIOS Error Messages ....................99 Port 80h POST Codes ....................101 Bus Initialization Checkpoints ..................
- Page 8 Intel Desktop Board D915PGN/D915PSY Technical Product Specification Localized High Temperature Zones ................84 Tables Summary of Board Differences ..................11 Feature Summary ......................12 Manufacturing Options ....................13 D915PGN Board Components Shown in Figure 1............15 D915PSY Board Components Shown in Figure 2............17 Supported System Bus Frequency and Memory Speed Combinations .......
- Page 9 Contents BIOS Setup Program Function Keys................92 Boot Device Menu Options ..................95 Supervisor and User Password Functions ..............97 BIOS Error Messages ....................99 Uncompressed INIT Code Checkpoints..............101 Boot Block Recovery Code Checkpoints ..............101 Runtime Code Uncompressed in F000 Shadow RAM ..........102 Bus Initialization Checkpoints ..................
- Page 10 Intel Desktop Board D915PGN/D915PSY Technical Product Specification...
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Page 11: Product Description
Desktop Boards used an add-in card connector referred to as PCI. This generation of Intel Desktop Boards adds a new technology for add-in cards: PCI Express. The 32-bit parallel bus previously referred to as PCI is now called PCI Conventional. -
Page 12: Overview
LAN Support 10/100 Mbits/sec LAN subsystem using the Intel 82562EZ Platform LAN Connect (PLC) device • Intel/AMI BIOS (resident in the 4 Mbit FWH) BIOS • Support for Advanced Configuration and Power Interface (ACPI), Plug and Play, and SMBIOS continued... -
Page 13: Manufacturing Options
1.3.2 Manufacturing Options Table 3 describes the manufacturing options on the Desktop Boards D915PGN and D915PSY. Not every manufacturing option is available in all marketing channels. Please contact your Intel representative to determine which manufacturing options are available to you. -
Page 14: Board Layouts
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 1.3.3 Board Layouts Figure 1 shows the location of the major components on the Desktop Board D915PGN. H I J OM17051 Figure 1. D915PGN Board Components Table 4 lists the components identified in Figure 1. -
Page 15: D915Pgn Board Components Shown In Figure 1
Serial ATA connectors Auxiliary front panel power LED connector Front panel connector ATX fan connector (optional) Front panel USB connector Intel 82801FB I/O Controller Hub (ICH6) Front panel IEEE-1394a connectors (optional) IEEE-1394a controller (optional) PCI Conventional bus add-in card connectors... -
Page 16: D915Psy Board Components
Intel Desktop Board D915PGN/D915PSY Technical Product Specification Figure 2 shows the location of the major components on the Desktop Board D915PSY. F G H OM17052 Figure 2. D915PSY Board Components Table 5 lists the components identified in Figure 2. -
Page 17: D915Psy Board Components Shown In Figure 2
4 Mbit Firmware Hub (FWH) Front chassis fan connector Serial ATA connectors Auxiliary front panel power LED connector Front panel connector Front panel USB connector Intel 82801FB I/O Controller Hub (ICH6) Front panel IEEE-1394a connectors (optional) IEEE-1394a controller (optional) Speaker... -
Page 18: Block Diagram
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 1.3.4 Block Diagram Figure 3 is a block diagram of the major functional areas of the boards. PCI Express x1 Interface PCI Express x1 Slot 1 Back Panel/Front Panel D915PGN USB Ports PCI Express x1 Slot 2... -
Page 19: Online Support
1.5 Processor The boards are 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. -
Page 20: System Memory
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 1.6 System Memory The boards have four DIMM sockets and support the following memory features: • 2.5 V (only) DDR SDRAM DIMMs with gold-plated contacts • Unbuffered, single-sided or double-sided DIMMs with the following restriction: Double-sided DIMMS with x16 organization are not supported. -
Page 21: Supported Memory Configurations
Product Description Table 7 lists the supported DIMM configurations. Table 7. Supported Memory Configurations DIMM SDRAM SDRAM Organization Number of SDRAM Capacity Configuration Density Front-side/Back-side Devices 128 MB 256 Mbit 16 M x 16/empty 256 MB 256 Mbit 32 M x 8/empty 256 MB 512 Mbit 32 M x 16/empty... -
Page 22: Memory Configurations
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 1.6.1 Memory Configurations The Intel 82915P 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 23: Dual Channel (Interleaved) Mode Configuration With Two Dimms
Product Description 1.6.1.1 Dual Channel (Interleaved) Mode Configurations Figure 5 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 1 GB Channel A, DIMM 1 1 GB Channel B, DIMM 0 Channel B, DIMM 1... -
Page 24: Dual Channel (Interleaved) Mode Configuration With Four Dimms
Intel Desktop Board D915PGN/D915PSY Technical Product Specification Figure 7 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. -
Page 25: Single Channel (Asymmetric) Mode Configuration With One Dimm
Product Description 1.6.1.2 Single Channel (Asymmetric) Mode Configurations ✏ NOTE Dual channel (Interleaved) mode configurations provide the highest memory throughput. Figure 8 shows a single channel configuration using one DIMM. In this example, only the DIMM0 (blue) socket of Channel A is populated. Channel B is not populated. Channel A, DIMM 0 256 MB Channel A, DIMM 1... -
Page 26: Intel ® 915P Chipset
1.7 Intel ® 915P Chipset The Intel 915P chipset consists of the following devices: • Intel 82915P Memory Controller Hub (MCH) with Direct Media Interface (DMI) interconnect • Intel 82801FB I/O Controller Hub (ICH6) with DMI interconnect • Firmware Hub (FWH) The MCH is a centralized controller for the system bus, the memory bus, the PCI Express bus, and the DMI interconnect. - Page 27 Product Description • Ultra DMA: DMA protocol on IDE bus supporting host and target throttling and transfer rates of up to 33 MB/sec. • 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. •...
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Page 28: Real-Time Clock, Cmos Sram, And Battery
Intel Desktop Board D915PGN/D915PSY Technical Product Specification For information about Refer to The location of the Serial ATA IDE connectors on the D915PGN board Figure 18, page 66 The location of the Serial ATA IDE connectors on the D915PSY board Figure 19, page 68 1.7.2.3... -
Page 29: I/O Controller
Product Description 1.9 I/O Controller The I/O controller provides the following features: • Two serial ports (Serial Port B is optional) • 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 •... -
Page 30: Keyboard And Mouse Interface
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. -
Page 31: Intel ® High Definition Audio Subsystem
The signal names of the optional S/PDIF connector Table 21, page 70 ® 1.10.3 Intel High Definition Audio Subsystem The Intel High Definition Audio subsystem includes the following: • Intel 82801FB I/O Controller Hub (ICH6) • Realtek ALC860 audio codec •... -
Page 32: Lan Subsystem
The 10/100 Mbits/sec LAN subsystem consists of the following: • The Intel 82801FB ICH6 • An Intel 82562EZ Platform LAN Connect (PLC) device for 10/100 Mbits/sec Ethernet LAN connectivity • An RJ-45 LAN connector with integrated status LEDs Additional features of the LAN subsystem include: •... -
Page 33: Alert Standard Format (Asf) Support
Product Description 1.11.1.1 RJ-45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ-45 LAN connector (shown in Figure 12 below). Green LED Yellow LED OM15076 Figure 12. LAN Connector LED Locations Table 8 describes the LED states when the board is powered up and the 10/100 Mbits/sec LAN subsystem is operating. -
Page 34: Lan Subsystem Software
Section 1.4, page 19 1.11.4 Intel ® Wireless Connect Technology (Optional) Intel Wireless Connect Technology is available for Intel 82801FBW (ICH6W) based SKUs that use ® an Intel PRO/Wireless 2225BG add-in card. Intel Wireless Connect Technology enables any desktop PC to join a wireless network or provide wireless Access Point services to a home or small office network through a wireless configuration wizard. - Page 35 Product Description the D915PSY board...
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Page 36: Thermal Monitoring
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 1.12.2 Thermal Monitoring Figure 13 shows the location of the sensors and fan connectors for the D915PGN board. OM17055 Item Description Thermal diode, located on processor die Remote ambient temperature sensor Ambient temperature sensor, internal to hardware monitoring and fan control ASIC... -
Page 37: Fan Monitoring
Figure 14. Thermal Monitoring for D915PSY Board 1.12.3 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. -
Page 38: Chassis Intrusion And Detection
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 1.12.4 Chassis Intrusion and Detection The boards support 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. -
Page 39: Effects Of Pressing The Power Switch
Product Description Table 9 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 9. Effects of Pressing the Power Switch …and the power switch is If the system is in this state…... -
Page 40: Power States And Targeted System Power
Intel Desktop Board D915PGN/D915PSY Technical Product Specification Table 10 lists the power states supported by the boards along with the associated system power targets. See the ACPI specification for a complete description of the various system and power states. Table 10. -
Page 41: Hardware Support
Product Description 1.13.1.2 Wake-up Devices and Events Table 11 lists the devices or specific events that can wake the computer from specific states. Table 11. 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 42: Power Connector
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 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). ✏ 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. - Page 43 Product Description 1.13.2.3 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.
- Page 44 Intel Desktop Board D915PGN/D915PSY Technical Product Specification 1.13.2.6 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.
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Page 45: Location Of The Standby Power Indicator Led
Product Description CR3J1 OM17056 Figure 15. Location of the Standby Power Indicator LED... -
Page 46: Trusted Platform Module (Optional)
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 1.14 Trusted Platform Module (Optional) The optional Trusted Platform Module (TPM) is a component on the desktop board that is specifically designed to enhance platform security above-and-beyond the capabilities of today’s software by providing a protected space for key operations and other security critical tasks. Using both hardware and software, the TPM protects encryption and signature keys at their most vulnerable stages—operations when the keys are being used unencrypted in plain-text form. -
Page 47: Security Precautions
Product Description 1.14.3 Security Precautions Security, like any other aspect of computer maintenance requires planning. What is unique about security has to do with understanding who "friends" and adversaries are. The TPM provides mechanisms to enable the owner/user to protect their information from adversaries. To provide this protection the TPM effectively puts "locks"... -
Page 48: Trusted Platform Module Ownership
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 1.14.3.2 Emergency Recovery File Back Up Procedures The Emergency Recovery Token (SPEmRecToken.xml) must be saved or moved to a removable media (floppy, USB drive, CDR, flash media, etc). Once this is done, the removable media should be stored in a secure location. -
Page 49: Enabling The Trusted Platform Module
Product Description 1.14.5 Enabling the Trusted Platform Module The Trusted Platform Module is disabled by default when shipped to insure that the owner/end customer of the system initializes the TPM and configures all security passwords. The owner/end customer should use the following steps to enable the TPM. 1. -
Page 50: Recovery Procedures
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 15. Follow the instructions and create and document the locations for both the archive and restoration key files. The key archive should be located on a removable media and stored in a secure location when not in use. -
Page 51: Clearing Trusted Platform Module Ownership
Product Description 4. Follow the instructions during the Security Platform Initialization, and append the Emergency Recovery Archive to the existing archive. 5. Provide all the necessary passwords, files, and file locations as requested. It may take up to 20 minutes for Security Platform Initialization Wizard to restore the security platform settings. 6. -
Page 52: Software Support
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 1.14.9 Software Support • For assistance with the Infineon Security Platform Software, visit the web at: http://www.infineon.com • For assistance with the Wave System EMBASSY Trust Suite, visit the web at: http://www.wave.com/support/ets.html •... - Page 53 Product Description...
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Page 55: Technical Reference
2 Technical Reference What This Chapter Contains Introduction ........................55 Memory Resources ...................... 55 DMA Channels ......................57 Fixed I/O Map....................... 58 PCI Configuration Space Map..................59 Interrupts ........................60 PCI Conventional Interrupt Routing Map ..............61 Connectors........................63 Jumper Block ....................... 77 2.10 Mechanical Considerations .................. -
Page 56: Detailed System Memory Address Map
Intel Desktop Board D915PGN/D915PSY Technical Product Specification The amount of installed memory that can be used will vary based on add-in cards and BIOS settings. Figure 16 shows a schematic of the system memory map. All installed system memory can be used when there is no overlap of system addresses. -
Page 57: Memory Map
Technical Reference 2.2.2 Memory Map Table 12 lists the system memory map. Table 12. System Memory Map Address Range (decimal) Address Range (hex) Size Description 1024 K - 4194304 K 100000 - FFFFFFFF 4095 MB Extended memory 960 K - 1024 K F0000 - FFFFF 64 KB Runtime BIOS... -
Page 58: Fixed I/O Map
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 2.4 Fixed I/O Map Table 14. I/O Map Address (hex) Size Description 0000 - 00FF 256 bytes Used by the Desktop Board D915PGN/D915PSY. Refer to the ICH6 data sheet for dynamic addressing information. -
Page 59: Pci Configuration Space Map
(Note 3) (Note 2) PCI Conventional bus connector 4 (Note 3) Intel 82562EZ 10/100 Mbits/sec LAN PLC (if present) Notes: Present only when a PCI Express x16 graphics card is installed. Not present on the D915PSY board Bus number is dynamic and can change based on add-in cards used. -
Page 60: Interrupts
Intel Desktop Board D915PGN/D915PSY 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 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 61: Pci Conventional Interrupt Routing Map
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. -
Page 62: Pci Interrupt Routing Map
Intel Desktop Board D915PGN/D915PSY Technical Product Specification Table 17. PCI Interrupt Routing Map ICH6 PIRQ Signal Name PCI Interrupt Source PIRQA PIRQB PIRQC PIRQD PIRQE PIRQF PIRQG PIRQH IEEE-1394a controller INTA PCI bus connector 1 INTD INTA INTB INTC PCI bus connector 2... -
Page 63: Connectors
Technical Reference 2.8 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 64: Back Panel Connectors
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 2.8.1 Back Panel Connectors Figure 17 shows the location of the back panel connectors. The back panel connectors are color-coded. The figure legend (Table 18) lists the colors used (when applicable). OM17058 Figure 17. Back Panel Connectors Table 18 lists the back panel connectors identified in Figure 17. -
Page 65: Back Panel Connectors Shown In Figure 17
Technical Reference Table 18. Back Panel Connectors Shown in Figure 17. Item/callout from Figure 17 Description PS/2 mouse port (Green) PS/2 keyboard port (Purple) Parallel port (Burgundy) Serial port A (Teal) Audio line in/Retasking Port C (Light blue) Audio line out/Retasking Port D (Lime Green) Mic in/Retasking Port B (Pink) IEEE-1394a (optional) USB ports (two) -
Page 66: Component-Side Connectors
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 2.8.2 Component-side Connectors Figure 18 shows the locations of the component-side connectors on the D915PGN board. T S R OM17059 Figure 18. D915PGN Board Component-side Connectors... -
Page 67: Component-Side Connectors Shown In Figure 18
Technical Reference Table 19 lists the component-side connectors identified in Figure 18. Table 19. Component-side Connectors Shown in Figure 18. Item/callout from Figure 18 Description PCI Conventional bus add-in card connector 4 Rear fan connector 2 PCI Conventional bus add-in card connector 3 PCI Express x1 bus add-in card connector 2 ATAPI CD-ROM connector (optional) PCI Express x1 bus add-in card connector 1... -
Page 68: D915Psy Board Component-Side Connectors
Intel Desktop Board D915PGN/D915PSY Technical Product Specification Figure 19 shows the locations of the component-side connectors on the D915PSY board. OM17060 Figure 19. D915PSY Board Component-side Connectors... -
Page 69: Component-Side Connectors Shown In Figure 19
Technical Reference Table 20 lists the component-side connectors identified in Figure 19. Table 20. Component-side Connectors Shown in Figure 19. Item/callout from Figure 19 Description S/PDIF connector (optional) Front panel audio connector PCI Conventional bus add-in card connector 2 Front panel IEEE-1394a connector (optional) PCI Conventional bus add-in card connector 1 PCI Express x16 bus add-in card connector Rear chassis fan connector... -
Page 70: S/Pdif Connector (Optional)
Intel Desktop Board D915PGN/D915PSY Technical Product Specification Table 21. S/PDIF Connector (Optional) Signal Name +5 V S/PDIF Output Ground Table 22. 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 23. -
Page 71: Scsi Hard Drive Activity Led Connector (Optional)
Technical Reference Table 26. SCSI Hard Drive Activity LED Connector (Optional) Signal Name SCSI_ACT# No connect Table 27. Serial ATA Connectors Signal Name Ground Ground Ground Table 28. Processor Fan Connector Signal Name Ground +12 V FAN_TACH FAN_CONTROL 2.8.2.1 Chassis Fan Connectors The D915PGN board has three standard and one optional chassis fan connectors: •... -
Page 72: Main Power Connector
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. -
Page 73: Atx12V Power Connector
Technical Reference Table 31. ATX12V Power Connector Signal Name Signal Name Ground Ground +12 V +12 V Table 32. Alternate Power Connector Signal Name +12 V Ground Ground +5 V 2.8.2.3 Add-in Card Connectors The board has the following add-in card connectors: •... -
Page 74: Connection Diagram For Front Panel Connector
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 2.8.2.5 Front Panel Connector This section describes the functions of the front panel connector. Table 34 lists the signal names of the front panel connector. Figure 20 is a connection diagram for the front panel connector. -
Page 75: States For A One-Color Power Led
Technical Reference 2.8.2.5.2 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. 2.8.2.5.3 Power/Sleep LED Connector [Green] Pins 2 and 4 [Green] can be connected to a one- or two-color LED. -
Page 76: Connection Diagram For Front Panel Usb Connectors
Intel Desktop Board D915PGN/D915PSY Technical Product Specification Power Power (+5 V DC) (+5 V DC) D− D− Port Port Ground Ground Key (no pin) No Connect OM15963 Figure 21. Connection Diagram for Front Panel USB Connectors 2.8.2.7 Front Panel IEEE 1394a Connectors (Optional) Figure 22 is a connection diagram for the optional IEEE 1394a connectors. -
Page 77: Jumper Block
Technical Reference 2.9 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 on the D915PGN board. (The jumper is in the same location on the D915PSY board.) The jumper block determines the BIOS Setup program’s mode. -
Page 78: Mechanical Considerations
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 2.10 Mechanical Considerations 2.10.1 D915PGN Board Form Factor The D915PGN board is designed to fit into an ATX-form-factor chassis. Figure 24 illustrates the mechanical 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]. -
Page 79: D915Psy Board Form Factor
Technical Reference 2.10.2 D915PSY Board Form Factor The D915PSY board is designed to fit into either a microATX or an ATX-form-factor chassis. Figure 25 illustrates the mechanical form factor of the board. Dimensions are given in inches [millimeters]. The outer dimensions are 9.60 inches by 9.60 inches [243.84 millimeters by 243.84 millimeters]. -
Page 80: I/O Shield
ATX specification. ✏ NOTE The I/O shield drawing in this document is for reference only. An I/O shield compliant with the ATX chassis specification 2.03 is available from Intel. 162.3 REF [6.390] 1.6 ± 0.12 [0.063 ±... -
Page 81: Electrical Considerations
Technical Reference 2.11 Electrical Considerations 2.11.1 DC Loading Table 38 lists the DC loading characteristics of the boards. 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 82: Fan Connector Current Capability
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 2.11.3 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 83: 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 84: Localized High Temperature Zones
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 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 C in an open chassis. -
Page 85: Reliability
Intel 82801FB ICH6 C (under bias) For information about Refer to Intel Pentium 4 processor datasheets and specification updates Section 1.4, page 19 2.13 Reliability The Mean Time Between Failures (MTBF) prediction is calculated using component and subassembly random failure rates. The calculation is based on the Bellcore Reliability Prediction Procedure, TR-NWT-000332, Issue 4, September 1991. -
Page 86: Environmental
Intel Desktop Board D915PGN/D915PSY Technical Product Specification 2.14 Environmental Table 41 lists the environmental specifications for the board. Table 41. 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 87: Regulatory Compliance
Technical Reference 2.15 Regulatory Compliance This section describes the Desktop Boards’ compliance with U.S. and international safety and electromagnetic compatibility (EMC) regulations. 2.15.1 Safety Regulations Table 42 lists the safety regulations the Desktop Boards D915PGN and D915PSY comply with when correctly installed in a compatible host system. Table 42. -
Page 88: 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. 2.15.2.2 Canadian Compliance Statement This Class B digital apparatus complies with Canadian ICES-003. -
Page 89: Product Ecology Statements
2.15.4.2 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 90: 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 D915PGN or D915PSY model designation (component side). -
Page 91: Overview Of Bios Features
BIOS Security Features ....................97 3.1 Introduction The boards use 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. -
Page 92: Bios Flash Memory Organization
Intel Desktop Board D915PGN/D915PSY Technical Product Specification Table 45 lists the BIOS Setup program menu features. Table 45. BIOS Setup Program Menu Bar Maintenance Main Advanced Security Power Boot Exit Clears Displays Configures Sets Configures Selects boot Saves or passwords and... -
Page 93: System Management Bios (Smbios)
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: •... -
Page 94: Bios Updates
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: •... -
Page 95: Boot Options
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 to be the first boot device, the hard drive second, and the ATAPI CD-ROM third. -
Page 96: 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 97: Bios Security Features
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: •... - Page 98 Intel Desktop Board D915PGN/D915PSY Technical Product Specification...
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Page 99: Error Messages And Beep Codes
4 Error Messages and Beep Codes What This Chapter Contains BIOS Error Messages ....................99 Port 80h POST Codes ....................101 Bus Initialization Checkpoints ..................105 Speaker ........................106 BIOS Beep Codes...................... 106 4.1 BIOS Error Messages Table 49 lists the error messages and provides a brief description of each. Table 49. - Page 100 Intel Desktop Board D915PGN/D915PSY Technical Product Specification Table 49. BIOS Error Messages (continued) Error Message Explanation Update OK! NVRAM was invalid and has been updated. Updated Failed NVRAM was invalid but was unable to be updated. Keyboard Error Error in the keyboard connection. Make sure keyboard is connected properly.
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Page 101: Port 80H Post Codes
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. Initialize extra (Intel Recovery) Module. Initialize floppy drive. Try to boot from floppy. If reading of boot sector is successful, give control to boot sector code. -
Page 102: Runtime Code Uncompressed In F000 Shadow Ram
Intel Desktop Board D915PGN/D915PSY Technical Product Specification Table 52. Runtime Code Uncompressed in F000 Shadow RAM Code 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. - Page 103 Error Messages and Beep Codes Table 52. Runtime Code Uncompressed in F000 Shadow RAM (continued) Code Description of POST Operation To prepare the descriptor tables. To enter in virtual mode for memory test. To enable interrupts for diagnostics mode. To initialize data to check memory wrap around at 0:0. Data initialized.
- Page 104 Intel Desktop Board D915PGN/D915PSY Technical Product Specification Table 52. Runtime Code Uncompressed in F000 Shadow RAM (continued) Code 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.
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Page 105: Bus Initialization Checkpoints
Error Messages and Beep Codes Table 52. Runtime Code Uncompressed in F000 Shadow RAM (continued) Code 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. -
Page 106: Speaker
Intel Desktop Board D915PGN/D915PSY Technical Product Specification Table 55 describes the lower nibble of the high byte and indicates the bus on which the routines are being executed. Table 55. Lower Nibble High Byte Functions Value Description Generic DIM (Device Initialization Manager) - Page 107 Error Messages and Beep Codes...
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