Intel D815EGEWLU - P3 Socket 370 MicroATX Motherboard Specification
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Intel D815EGEWLU - P3 Socket 370 MicroATX Motherboard Specification

Intel D815EGEWLU - P3 Socket 370 MicroATX Motherboard Specification

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®
The Intel
Desktop Board D815EGEW 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 D815EGEW Specification Update.
Intel
Desktop Board
®
D815EGEW
Technical Product Specification
October 2001
Order Number A73971-001

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Summary of Contents for Intel D815EGEWLU - P3 Socket 370 MicroATX Motherboard

  • Page 1 Order Number A73971-001 ® The Intel Desktop Board D815EGEW 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 D815EGEW Specification Update.

  • Page 2: Revision History

    Intel products are not intended for use in medical, life saving, or life sustaining applications or for any other application in which the failure of the Intel product could create a situation where personal injury or death may occur.

  • Page 3: Intended Audience

    Preface This Technical Product Specification (TPS) specifies the board layout, components, connectors, power and environmental requirements, and the BIOS for the Intel Desktop Boards D815EGEW. It describes the standard product and available manufacturing options. Intended Audience The TPS is intended to provide detailed, technical information about the D815EGEW board and its components to the vendors, system integrators, and other engineers and technicians who need this level of information.
  • Page 4 Intel Desktop Board D815EGEW 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 D815EGEW board, and X is the instance of the particular part at that general location.

  • Page 5: Table Of Contents

    Board Layout....................14 1.1.4 Block Diagram....................15 Online Support ......................16 Operating System Support ..................16 Design Specifications ....................17 Processor ........................19 System Memory ......................20 ® Intel 815EG Chipset....................22 1.7.1 IDE Interfaces ....................23 1.7.2 USB......................23 1.7.3 Real-Time Clock, CMOS SRAM, and Battery..........24 I/O Controller ......................24 1.8.1...
  • Page 6 Intel Desktop Board D815EGEW Technical Product Specification Connectors .........................45 2.8.1 Back Panel Connectors................46 2.8.2 Internal I/O Connectors ................50 2.8.3 External I/O Connectors ................58 Jumper Blocks......................61 2.9.1 Wake from PS/2 Jumper Block..............62 2.9.2 Wake from USB Jumper Block ..............62 2.9.3 BIOS Setup Configuration Jumper Block............63 2.10 Mechanical Considerations..................64...
  • Page 7 BIOS Beep Codes ....................115 Figures Board Components.....................14 Block Diagram for the D815EGEW Board ..............15 Intel 815EG Chipset Block Diagram ................22 Block Diagram of Audio Subsystem................29 Using the Wake on LAN Technology Connector............37 Location of the Optional Standby Power Indicator LED ..........38 Back Panel Connectors ....................46...
  • Page 8 Intel Desktop Board D815EGEW Technical Product Specification Tables Feature Summary.......................12 Manufacturing Options ....................13 Specifications ......................17 Supported Processors ....................19 Supported Memory Configurations ................21 Supported Graphics Refresh Frequencies..............27 LAN Connector LED States ..................31 Effects of Pressing the Power Switch .................33 Power States and Targeted System Power ..............34 Wake Up Devices and Events ..................34...
  • Page 9 Contents S3 State Standby Current...................67 Standby Current Requirements ..................68 Thermal Considerations for Components ..............71 D815EGEW Board Environmental Specifications ............72 Safety Regulations .....................73 EMC Regulations......................73 Supervisor and User Password Functions ..............83 BIOS Setup Program Menu Bar .................85 BIOS Setup Program Function Keys ................86 Maintenance Menu .....................86 Extended Configuration Submenu ................87 Main Menu........................88...
  • Page 10 Intel Desktop Board D815EGEW Technical Product Specification...

  • Page 11: Product Description

    Overview ........................12 Online Support ......................16 Operating System Support ..................16 Design Specifications ....................17 Processor ........................19 System Memory ......................20 ® Intel 815EG Chipset....................22 I/O Controller ......................24 Graphics Subsystem ....................26 1.10 Audio Subsystem......................29 1.11 LAN Subsystem (Optional) ..................31 1.12 Fan Control and Monitoring ..................32...

  • Page 12: Overview

    • Two 168-pin SDRAM Dual Inline Memory Module (DIMM) sockets Memory • Support for up to 512 MB system memory • Support for single-sided or double-sided DIMMs • The D815EGEW board includes the Intel 815EG Chipset, consisting of: Chipsets  Intel ®...

  • Page 13: Manufacturing Options

    Product Description 1.1.2 Manufacturing Options Table 2 describes the D815EGEW board’s 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 14: Board Layout

    Intel Desktop Board D815EGEW Technical Product Specification 1.1.3 Board Layout Figure 1 shows the location of the major components on the D815EGEW board. OM12802 AD1885 audio codec Battery ATAPI-style audio connectors Speaker (optional) Back panel connectors SCSI LED connector (optional)

  • Page 15: Block Diagram

    Product Description 1.1.4 Block Diagram Figure 2 is a block diagram of the major functional areas of the D815EGEW board. Primary/ ATA-66/100 Secondary IDE USB Ports (2) Processor Socket System Bus 815EG Chipset SDRAM Bus 82815G 82801BA 82802AB 4 Mbit Graphics and I/O Controller Hub Firmware Hub...

  • Page 16: Online Support

    Intel Desktop Board D815EGEW Technical Product Specification 1.2 Online Support To find information about… Visit this World Wide Web site: Intel’s D815EGEW board under “Product Info” or http://www.intel.com/design/motherbd “Customer Support” http://support.intel.com/support/motherboards/desktop Processor data sheets http://www.intel.com/design/litcentr ICH2 addressing http://developer.intel.com/design/chipsets/datashts Custom splash screens http://intel.com/design/motherbd/gen_indx.htm...

  • Page 17: Design Specifications

    The information is Name Title and Ownership available from… AC ’97 Audio Codec ’97 Revision 2.1, ftp://download.intel.com/ial/ May 1998, scalableplatforms/ac97r22.pdf Intel Corporation. ACPI Advanced Configuration Version 2.0, http://www.teleport.com/~acpi/ and Power Interface July 27, 2000, Specification Compaq Computer Corporation, Intel Corporation,...
  • Page 18 Intel Desktop Board D815EGEW Technical Product Specification Table 3. Specifications (continued) Reference Specification Version, Revision Date and The information is Name Title Ownership available from… PCI Local Bus Version 2.2, http://www.pcisig.com/ Specification December 18, 1998, PCI Special Interest Group. PCI Bus Power Version 1.1,...

  • Page 19: Processor

    Use only the processors listed below. Use of unsupported processors can damage the board, the ® processor, and the power supply. See the Intel Desktop D815EGEW Specification Update for the most up-to-date list of supported processors for the D815EGEW board.

  • Page 20: System Memory

    ✏ NOTE ® To be fully compliant with all applicable Intel SDRAM memory specifications, the board should be populated with DIMMs that support the Serial Presence Detect (SPD) data structure. If your memory modules do not support SPD, you will see a notification to this effect on the screen at power up.

  • Page 21: Supported Memory Configurations

    Product Description Table 5 lists the supported DIMM configurations. Table 5. Supported Memory Configurations DIMM Number of SDRAM SDRAM Organization Number of (Note 1) Capacity Sides Density Front-side/Back-side SDRAM devices (Note 2) 32 MB 16 Mbit 2 M x 8/2 M x 8 32 MB 64 Mbit 4 M x 16/empty...

  • Page 22: Intel ® 815Eg Chipset

    The GMCH is a centralized controller for the system bus, the memory bus, and the AHA bus. The ICH2 is a centralized controller for the board’s I/O paths. The FWH provides the nonvolatile storage of the BIOS. The Intel 815EG chipset provides the interfaces shown in Figure 3. ATA-66/100 Network...

  • Page 23: Ide Interfaces

    Product Description 1.7.1 IDE Interfaces The ICH2’s IDE controller has two independent bus-mastering IDE interfaces that can be independently enabled. The IDE interfaces support the following modes: • Programmed I/O (PIO): CPU controls data transfer. • 8237-style DMA: DMA offloads the CPU, supporting transfer rates of up to 16 MB/sec. •...

  • Page 24: Real-Time Clock, Cmos Sram, And Battery

    Intel Desktop Board D815EGEW Technical Product Specification ✏ NOTE Computer systems that have an unshielded cable attached to a USB port may not meet FCC Class B requirements, even if no device or a low-speed USB device is attached to the cable. Use shielded cable that meets the requirements for full-speed devices.

  • Page 25: Serial Port

    Product Description 1.8.1 Serial Port Serial port A is located on the back panel. The serial port supports data transfers at speeds up to 115.2 kbits/sec with BIOS support. The serial port can be assigned as COM1 (3F8h), COM2 (2F8h), COM3 (3E8h), or COM4 (2E8h). For information about Refer to The location of the serial port A connector...

  • Page 26: Graphics Subsystem

    Intel Desktop Board D815EGEW Technical Product Specification The keyboard controller also supports the hot-key sequence <Ctrl><Alt><Del> for a software reset (operating system dependent). This key sequence resets the computer’s software by jumping to the beginning of the BIOS code and running the power-on self-test (POST).

  • Page 27: Supported Graphics Refresh Frequencies

    Product Description Table 6 lists the refresh frequencies supported by the graphics subsystem. Table 6. Supported Graphics Refresh Frequencies Available Refresh Resolution Color Palette Frequencies (Hz) Notes 256 colors 320 x 200 64 K colors 16 M colors 256 colors 320 x 240 64 K colors 16 M colors...
  • Page 28 Intel Desktop Board D815EGEW Technical Product Specification Table 6. Supported Graphics Refresh Frequencies (continued) Available Refresh Resolution Color Palette Frequencies (Hz) Notes 1152 x 864 256 colors 60, 70, 72, 75 256 colors 64 K colors 60, 70 KD3O 64 K colors...

  • Page 29: Audio Subsystem

    Frequency response: 20 Hz to 20 kHz (± 0.1 dB) Figure 4 is a block diagram of the D815EGEW board’s audio subsystem, including the Intel 82801BA ICH2 digital controller, the AD1885 analog codec, and the audio connectors. Line In Line Out...

  • Page 30: Audio Connectors

    Intel Desktop Board D815EGEW Technical Product Specification 1.10.2 Audio Connectors The audio connectors include the following: • ATAPI-style connectors:  CD-ROM  Auxiliary line in • Back panel audio connectors:  Line in  Line out  Mic in For information about...

  • Page 31: Lan Subsystem (Optional)

    ® 82562ET Platform LAN Connect Device The Intel 82562ET component provides an interface to the back panel RJ-45 connector with integrated LEDs. This physical interface may alternately be provided through the CNR connector. The Intel 82562ET provides the following functions: •...

  • Page 32: Fan Control And Monitoring

    Intel Desktop Board D815EGEW Technical Product Specification 1.12 Fan Control and Monitoring The I/O controller provides fan control output for the optional chassis fan (fan 2). Monitoring and control can be implemented using third-party software. For information about Refer to The functions of the fan connectors Section 1.13.2.2, page 36...

  • Page 33: Effects Of Pressing The Power Switch

    Product Description Table 8. 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 Less than seven seconds Power-on (ACPI G2/G5 – soft-off) (ACPI G0 – working state) Less than seven seconds Soft-off/Standby (ACPI G0 –...

  • Page 34: Power States And Targeted System Power

    Intel Desktop Board D815EGEW Technical Product Specification Table 9. Power States and Targeted System Power Targeted System Power Global States Sleeping States CPU States Device States (Note 1) G0 – working S0 – working C0 – working D0 – working Full power >...

  • Page 35: Hardware Support

    Product Description For information about Refer to The Wake from USB and Wake from PS/2 jumper blocks Section 2.9, page 61 The ACPI Submenu in the BIOS Setup program Section 4.6.1, page 102 ✏ NOTE The use of these wake up events from an ACPI state requires an operating system that provides full ACPI support.

  • Page 36: Fan Connector Descriptions

    Intel Desktop Board D815EGEW 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. 1.13.2.1 Power Connector When used with an ATX-compliant power supply that supports remote power on/off, the D815EGEW board can turn off the system power through software control.

  • Page 37: Using The Wake On Lan Technology Connector

    ✏ NOTE The Wake on LAN technology connector is present only on boards that do not have the Intel 82562ET PLC device, which is part of the optional onboard LAN subsystem. Wake on LAN technology enables remote wakeup of the computer through a network. The LAN subsystem PCI bus network adapter monitors network traffic at the Media Independent Interface.

  • Page 38: Location Of The Optional Standby Power Indicator Led

    Intel Desktop Board D815EGEW Technical Product Specification color.) When signaled by a wake-up device or event, the system quickly returns to its last known wake state. The D815EGEW 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.

  • Page 39: Technical Reference

    2 Technical Reference What This Chapter Contains Introduction.........................39 Memory Map ......................39 I/O Map ........................40 DMA Channels ......................42 PCI Configuration Space Map ..................42 Interrupts ........................43 PCI Interrupt Routing Map ..................43 Connectors .........................45 Jumper Blocks......................61 2.10 Mechanical Considerations..................64 2.11 Electrical Considerations ....................67 2.12 Thermal Considerations....................70 2.13 Reliability ........................71 2.14 Environmental ......................72...

  • Page 40: I/O Map

    Intel Desktop Board D815EGEW Technical Product Specification 2.3 I/O Map Table 13. I/O Map Address (hex) Size Description 0000 - 000F 16 bytes DMA controller 0020 – 0021 2 bytes Programmable Interrupt Control (PIC) 0040 – 0043 4 bytes System timer...
  • Page 41 16 contiguous bytes starting on a ICH2 (SMBus) 16-byte divisible boundary 4096 contiguous bytes starting on a Intel 82801BA PCI bridge 4096-byte divisible boundary Note: Default, but can be changed to another address range. Dword access only Byte access only ✏...

  • Page 42: Dma Channels

    Intel Desktop Board D815EGEW Technical Product Specification 2.4 DMA Channels Table 14. DMA Channels DMA Channel Number Data Width System Resource 8 or 16 bits Open 8 or 16 bits Parallel port 8 or 16 bits Diskette drive 8 or 16 bits...

  • Page 43: Interrupts

    Technical Reference 2.6 Interrupts Table 16. Interrupts System Resource I/O channel check Reserved, interval timer Reserved, keyboard buffer full Reserved, cascade interrupt from slave PIC (Note) COM2 (Note) COM1 LPT2 (Plug and Play option) /User available Diskette drive (Note) LPT1 Real-time clock Reserved for ICH2 system management bus User available...

  • Page 44: Pci Interrupt Routing Map

    Intel Desktop Board D815EGEW Technical Product Specification The ICH2 has eight programmable interrupt request (PIRQ) input signals. All PCI interrupt sources either onboard or from a PCI add-in card connect to one of these PIRQ signals. Some PCI interrupt sources are electrically tied together on the D815EGEW board and therefore share the same interrupt.

  • Page 45: Connectors

    Technical Reference 2.8 Connectors CAUTION Only the back panel connectors of the D815EGEW board have overcurrent protection. The board’s 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 46: Back Panel Connectors

    Intel Desktop Board D815EGEW Technical Product Specification 2.8.1 Back Panel Connectors Figure 7 shows the location of the back panel connectors on the D815EGEW board. The back panel connectors are color-coded in compliance with PC 99 recommendations. The figure legend below lists the colors used.

  • Page 47: Overcurrent Protection For Back Panel Connectors

    Technical Reference ✏ 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 18 lists the overcurrent protection for the D815EGEW board. Overcurrent protection is provided to the board’s back panel connectors through thermistors.

  • Page 48: Parallel Port Connector

    Intel Desktop Board D815EGEW Technical Product Specification Table 22. Parallel Port Connector Standard Signal Name ECP Signal Name EPP Signal Name STROBE# STROBE# WRITE# ACK# ACK# INTR BUSY BUSY#, PERIPHACK WAIT# PERROR PE, ACKREVERSE# SELECT SELECT SELECT AUDOFD# AUDOFD#, HOSTACK...

  • Page 49: Lan Connector (Optional)

    Technical Reference Table 24. LAN Connector (Optional) Signal Name Ground Ground Ground Ground Table 25. Mic In Connector Signal Name Mono in Ring Mic bias voltage Sleeve Ground Table 26. Audio Line Out Connector Signal Name Audio left out Ring Audio right out Sleeve Ground...

  • Page 50: Internal I/O Connectors

    Intel Desktop Board D815EGEW Technical Product Specification 2.8.2 Internal I/O Connectors The internal I/O connectors are divided into the following functional groups: • Audio, power, and hardware control (see page 51)  Auxiliary line in  ATAPI CD-ROM  Fans (two) ...

  • Page 51: Audio, Hardware Control, And Fan Connectors

    Technical Reference 2.8.2.2 Audio, Video, Power, and Hardware Control Connectors Figure 8 shows the location of the audio, power, and hardware control connectors on the D815EGEW boards. OM12805 Item Description Color For more information see: Auxiliary line in, ATAPI style White Table 28 ATAPI CD-ROM...

  • Page 52: Auxiliary Line In Connector

    Intel Desktop Board D815EGEW Technical Product Specification Table 28. Auxiliary Line In Connector Signal Name Left auxiliary line in Ground Ground Right auxiliary line in Table 29. ATAPI CD-ROM Connector Signal Name Left audio input from CD-ROM CD audio differential ground...

  • Page 53: Wake On Lan Technology Connector (Optional)

    Technical Reference Table 32. Wake on LAN Technology Connector (Optional) Signal Name +5 V (standby) Ground Table 33. System Fan Connector (Optional) Signal Name FAN2_PWM +12 V No connect Table 34. Chassis Intrusion Connector (Optional) Signal Name INTRUDER# Ground For information about Refer to The power connector Section 1.13.2.1, page 36...

  • Page 54: Add-In Board And Peripheral Interface Connectors

    Intel Desktop Board D815EGEW Technical Product Specification 2.8.2.3 Add-in Board and Peripheral Interface Connectors Figure 9 shows the location of the add-in board connectors and peripheral interface connectors on the D815EGEW board. Note the following considerations for the PCI bus connectors: •...

  • Page 55: Pci Bus Connectors

    Technical Reference Table 35. PCI Bus Connectors Signal Name Signal Name Signal Name Signal Name Ground (TRST#)* -12 V AD16 AD17 +12 V Ground (TCK)* +3.3 V C/BE2# +5 V (TMS)* Ground FRAME# Ground +5 V (TDI)* Not connected (TDO)* Ground IRDY# +5 V...

  • Page 56: Diskette Drive Connector

    Intel Desktop Board D815EGEW Technical Product Specification Table 36. Diskette Drive Connector Signal Name Signal Name Ground DENSEL Ground Reserved FDEDIN Ground FDINDX# (Index) Ground FDM00# (Motor Enable A) Ground Not connected Ground FDDS0# (Drive Select A) Ground Not connected...

  • Page 57: Scsi Led Connector (Optional)

    Technical Reference 2.8.2.4 SCSI Hard Drive Activity LED Connector (Optional) The optional SCSI hard drive activity LED connector is a 1 x 3-pin connector that allows add-in SCSI host bus adapter to use the same LED as the IDE controller. This connector can be connected to the LED output of the add-in controller card.

  • Page 58: External I/O Connectors

    Intel Desktop Board D815EGEW Technical Product Specification 2.8.3 External I/O Connectors Figure 10 shows the locations of the external I/O connectors on the D815EGEW board. OM12807 Item Description For more information see: Auxiliary front panel power LED Table 39 Front panel Table 40 Figure 10.

  • Page 59: Front Panel Connector

    Technical Reference 2.8.3.2 Front Panel Connector This section describes the functions of the front panel connector. Table 40 lists the signal names of the front panel connector. Table 40. Front Panel Connector Signal In/Out Description Signal In/Out Description HD_PWR Hard disk LED pull- HDR_BLNK_ Front panel green up (330 Ω) to +5 V...

  • Page 60: States For A Dual-Colored Power Led

    Intel Desktop Board D815EGEW Technical Product Specification Table 42. States for a Dual-Colored Power LED LED State Description Power off Steady Green Running Blinking Green Running/message waiting Steady Yellow Sleeping Blinking Yellow Sleeping/message waiting ✏ NOTE To use the message waiting function, ACPI must be enabled in the operating system and a message-capturing application must be invoked.

  • Page 61: Jumper Blocks

    Technical Reference 2.9 Jumper Blocks CAUTION Do not move any jumpers 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 11 shows the location of the jumper blocks on the D815EGEW board. J2B1 J2B2 J6D1...

  • Page 62: Wake From Ps/2 Jumper Block

    Intel Desktop Board D815EGEW Technical Product Specification 2.9.1 Wake from PS/2 Jumper Block This jumper block enables/disables Wake from PS/2 devices (PS/2 mouse and keyboard). Table 43 describes the settings of this jumper block. To enable Wake from PS/2, set the Wake from PS/2 jumper to enabled and set ACPI Suspend State option to S3 in the ACPI Submenu.

  • Page 63: Bios Setup Configuration Jumper Block

    Technical Reference 2.9.3 BIOS Setup Configuration Jumper Block This 3-pin jumper block determines the BIOS Setup program’s mode. Table 45 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 CPU version and the microcode version in the BIOS and reports if the two match.

  • Page 64: Mechanical Considerations

    Intel Desktop Board D815EGEW Technical Product Specification 2.10 Mechanical Considerations 2.10.1 Form Factor The D815EGEW board is designed to fit into a standard microATX-form-factor chassis. Figure 12 illustrates the mechanical form factor for the D815EGEW board. Dimensions are given in inches [millimeters].

  • Page 65: I/O Shields

    Refer to The ATX specification Table 3, page 16 The microATX specification Table 3, page 16 ✏ NOTE An I/O shield compliant with the ATX chassis specification 2.01 is available from Intel. 6.390 [162.30] 0.061 0.787 TYP [1.55] [20.00] 6.268 [159.20]...

  • Page 66: I/O Shield Dimensions (For D815Egew Boards With Onboard Lan Subsystem)

    Intel Desktop Board D815EGEW Technical Product Specification 6.390 [162.30] 0.787 TYP [20.00] 6.268 0.005 [159.20 0.12] 0.000 [0.00] 0.450 [11.43] 0.465 [11.80] 0.472 [14.43] Pictorial View OM12863 Figure 14. I/O Shield Dimensions (for D815EGEW Boards with Onboard LAN Subsystem)

  • Page 67: Electrical Considerations

    Table 46 lists voltage and current measurements for a computer that contains the D815EGEW board and the following: • 1.20 GHz Intel Pentium III processor with a 256 KB cache and a 133 MHz system bus frequency • 256 MB SDRAM •...

  • Page 68: Add-In Board Considerations

    Intel Desktop Board D815EGEW Technical Product Specification 2.11.2 Add-in Board Considerations The D815EGEW board is 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 in a fully-loaded D815EGEW board (all four expansion slots filled) must not exceed 8 A.

  • Page 69: Fan Connector Current Capability

    Technical Reference ✏ NOTE PCI requirements are calculated by totaling the following: • One wake-enabled device @ 375 mA • Three non-wake-enabled devices @ 20 mA each PS/2 Ports requirements per the IBM PS/2 Port Specification (Sept 1991): • Keyboard @ 275 mA (Actual measurements are 220 mA-300 mA, depending on the type of keyboard and the operational state of the keyboard’s LEDs.) •...

  • Page 70: Thermal Considerations

    Failure to do so may result in damage to the voltage regulator circuit. Figure 15 shows the locations of the localized high temperature zones for the D815EGEW board. OM12810 Processor voltage regulator area Processor Intel 82815G Graphics and Memory Controller Hub (GMCH) Intel 82801BA ICH2 Figure 15. Localized High Temperature Zones...

  • Page 71: Reliability

    C (under bias) Intel 82801BA ICH2 C (under bias) For information about Refer to Intel Pentium III processor datasheets and specification updates Section 1.2, page 16 Intel Celeron processor datasheets and specification updates Section 1.2, page 16 2.13 Reliability The mean time between failures (MTBF) prediction is calculated using component and subassembly random failure rates.

  • Page 72: Environmental

    Intel Desktop Board D815EGEW Technical Product Specification 2.14 Environmental Table 50 lists the environmental specifications for the D815EGEW boards. Table 50. D815EGEW Board Environmental Specifications Parameter Specification Temperature -40 °C to +70 °C Non-Operating 0 °C to +55 °C Operating...

  • Page 73: Regulatory Compliance

    Technical Reference 2.15 Regulatory Compliance This section describes the D815EGEW board’s compliance with U.S. and international safety and electromagnetic compatibility (EMC) regulations. 2.15.1 Safety Regulations Table 51 lists the safety regulations the D815EGEW board complies with when correctly installed in a compatible host system. Table 51.

  • Page 74: Product Certification Markings (Board Level)

    The D815EGEW desktop boards has the following product certification markings: • UL joint US/Canada Recognized Component mark: Consists of small c followed by a stylized backward UR and followed by a small US. Includes adjacent UL file number for Intel desktop boards: E210882 (component side). •...

  • Page 75: Overview Of Bios Features

    3.10 BIOS Security Features....................83 3.1 Introduction The D815EGEW boards uses an Intel/AMI BIOS, which is stored in flash memory and can be updated using a disk-based program. In addition to the BIOS, the flash memory contains the BIOS Setup program, POST, the PCI auto-configuration utility, and Plug and Play support.

  • Page 76: Bios Flash Memory Organization

    Intel Desktop Board D815EGEW Technical Product Specification 3.2 BIOS Flash Memory Organization The Firmware Hub (FWH) includes a 4 Mbit (512 KB) symmetrical flash memory device. Internally, the device is grouped into eight 64-KB blocks that are individually erasable, lockable, and unlockable.

  • Page 77: System Management Bios (Smbios)

    The MIF database defines the data and provides the method for accessing this ® ® information. The BIOS enables applications such as Intel LANDesk Client Manager to use SMBIOS. The BIOS stores and reports the following SMBIOS information: •...

  • Page 78: Legacy Usb Support

    Intel Desktop Board D815EGEW Technical Product Specification 3.5 Legacy USB Support Legacy USB support enables USB devices such as keyboards, mice, and hubs to be used even when the operating system’s USB drivers are not yet available. Legacy USB support is used to access the BIOS Setup program, and to install an operating system that supports USB.

  • Page 79: Bios Updates

    Overview of BIOS Features 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: • ® Intel Express BIOS Update utility, which enables automated updating while in the Windows environment.

  • Page 80: Recovering Bios Data

    To create a BIOS recovery diskette, a bootable diskette must be created and the BIOS update files copied to it. BIOS upgrades and the Intel Flash Memory Upgrade utility are available from Intel Customer Support through the Intel World Wide Web site.

  • Page 81: Boot Options

    The BIOS is not configured by default to boot at the fastest possible speed. Empirical measurements have shown that some Intel Desktop boards, when optimized as described above, can complete POST (Power-On Self-Test) in six seconds or less and boot to an active Microsoft Windows Me operating system in 21 seconds.

  • Page 82: Peripheral Selection And Configuration

    • Make sure the Intel Rapid BIOS Boot option (in the Boot menu of the BIOS Setup Program) is enabled (this is typically the default setting). This feature bypasses memory count and floppy seek.

  • Page 83: Bios Security Features

    Overview of BIOS Features 3.10 BIOS Security Features The BIOS includes security features that restrict access to the BIOS Setup program and who can boot the computer. A supervisor password and a user password can be set for the BIOS Setup program and for booting the computer, with the following restrictions: •...
  • Page 84 Intel Desktop Board D815EGEW Technical Product Specification...

  • Page 85: Bios Setup Program

    4 BIOS Setup Program What This Chapter Contains Introduction.........................85 Maintenance Menu .....................86 Main Menu........................88 Advanced Menu......................89 Security Menu ......................100 Power Menu ......................101 Boot Menu ........................103 Exit Menu .........................106 4.1 Introduction 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 <F2>...

  • Page 86: Maintenance Menu

    Intel Desktop Board D815EGEW Technical Product Specification Table 55 lists the function keys available for menu screens. Table 55. BIOS Setup Program Function Keys BIOS Setup Program Function Key Description <←> or <→> Selects a different menu screen (Moves the cursor left or right) <↑>...

  • Page 87: Extended Configuration Submenu

    BIOS Setup Program 4.2.1 Extended Configuration Submenu To access this submenu, select Maintenance on the menu bar, then Extended Configuration. Main Advanced Security Power Boot Exit Maintenance Extended Configuration The submenu represented by Table 57 is for setting video memory cache mode. This submenu becomes available when User Defined is selected under Extended Configuration.

  • Page 88: Main Menu

    Intel Desktop Board D815EGEW Technical Product Specification 4.3 Main Menu To access this menu, select Main on the menu bar at the top of the screen. Maintenance Advanced Security Power Boot Exit Main Table 58 describes the Main Menu. This menu reports processor and memory information and is for configuring the system date and system time.

  • Page 89: Advanced Menu

    BIOS Setup Program 4.4 Advanced Menu To access this menu, select Advanced on the menu bar at the top of the screen. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration IDE Configuration Diskette Configuration Event Log Configuration Video Configuration Table 59 describes the Advanced Menu.

  • Page 90: Pci Configuration Submenu

    Intel Desktop Board D815EGEW Technical Product Specification 4.4.1 PCI Configuration Submenu To access this submenu, select Advanced on the menu bar, then PCI Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration IDE Configuration Diskette Configuration...

  • Page 91: Boot Configuration Submenu

    BIOS Setup Program 4.4.2 Boot Configuration Submenu To access this submenu, select Advanced on the menu bar, then Boot Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration IDE Configuration Diskette Configuration Event Log Configuration Video Configuration The submenu represented by Table 61 is for setting Plug and Play options, resetting configuration data, and the power-on state of the Numlock key.

  • Page 92: Peripheral Configuration Submenu

    Intel Desktop Board D815EGEW Technical Product Specification 4.4.3 Peripheral Configuration Submenu To access this submenu, select Advanced on the menu bar, then Peripheral Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration IDE Configuration Diskette Configuration...
  • Page 93 BIOS Setup Program Table 62. Peripheral Configuration Submenu (continued) Feature Options Description • 378 (default) Base I/O Address Specifies the base I/O address for the parallel port. (This feature is present • 278 only when Parallel Port is set to Enabled) •...

  • Page 94: Ide Configuration Submenu

    Intel Desktop Board D815EGEW Technical Product Specification 4.4.4 IDE Configuration Submenu To access this submenu, select Advanced on the menu bar, then IDE Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration IDE Configuration Diskette Configuration...

  • Page 95: Primary/Secondary Ide Master/Slave Submenus

    BIOS Setup Program 4.4.4.1 Primary/Secondary IDE Master/Slave Submenus To access these submenus, select Advanced on the menu bar, then IDE Configuration, and then the master or slave to be configured. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration IDE Configuration Primary IDE Master...
  • Page 96 Intel Desktop Board D815EGEW Technical Product Specification Table 64. Primary/Secondary IDE Master/Slave Submenus (continued) Feature Options Description • Auto (default) (Note) Specifies the PIO mode. PIO Mode • 0 • 1 • 2 • 3 • 4 • Disabled (default) Ultra DMA Specifies the Ultra DMA mode for the drive.

  • Page 97: Diskette Configuration Submenu

    BIOS Setup Program 4.4.5 Diskette Configuration Submenu To access this menu, select Advanced on the menu bar, then Diskette Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration IDE Configuration Diskette Configuration Event Log Configuration Video Configuration The submenu represented by Table 65 is used for configuring the diskette drive.

  • Page 98: Event Log Configuration Submenu

    Intel Desktop Board D815EGEW Technical Product Specification 4.4.6 Event Log Configuration Submenu To access this menu, select Advanced on the menu bar, then Event Log Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration IDE Configuration...

  • Page 99: Video Configuration Submenu

    BIOS Setup Program 4.4.7 Video Configuration Submenu To access this menu, select Advanced on the menu bar, then Video Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration IDE Configuration Diskette Configuration Event Log Configuration Video Configuration The submenu represented in Table 67 is for configuring the video features.

  • Page 100: Security Menu

    Intel Desktop Board D815EGEW Technical Product Specification 4.5 Security Menu To access this menu, select Security from the menu bar at the top of the screen. Maintenance Main Advanced Power Boot Exit Security The menu represented by Table 68 is for setting passwords and security features.

  • Page 101: Power Menu

    BIOS Setup Program 4.6 Power Menu To access this menu, select Power from the menu bar at the top of the screen. Maintenance Main Advanced Security Boot Exit Power The menu represented in Table 69 is for setting the power management features. Table 69.

  • Page 102: Acpi Submenu

    Intel Desktop Board D815EGEW Technical Product Specification 4.6.1 ACPI Submenu To access this menu, select Power on the menu bar, then ACPI. Maintenance Main Advanced Security Boot Exit Power ACPI The submenu represented in Table 70 is for setting ACPI power options.

  • Page 103: Boot Menu

    Disabled displays normal POST messages. • Enabled (default) Enabled displays OEM graphic instead of POST messages. • Disabled Intel Rapid BIOS Boot Enables the computer to boot without running certain POST tests. • Enabled (default) • Disabled (default) Scan User Flash Area Enables the BIOS to scan the flash memory for user binary files that are executed at boot time.

  • Page 104: Boot Device Priority Submenu

    After the predefined boot device types (removable devices, hard drives, and ATAPI CD-ROM drives), the entries in this list will reflect as many boot entry vector (BEV) boot devices (for example, Intel UNDI, PXE devices) and SCSI CD-ROM drives as are installed, up to the five BEV boot devices supported by the BIOS.

  • Page 105: Hard Disk Drives Submenu

    BIOS Setup Program 4.7.2 Hard Disk Drives Submenu To access this menu, select Boot on the menu bar, then Hard Disk Drives. Maintenance Main Advanced Security Power Exit Boot Boot Device Priority Hard Disk Drives Removeable Devices ATAPI CDROM Drives The submenu represented in Table 73 is for setting hard disk drive priority.

  • Page 106: Atapi Cdrom Drives Submenu

    Intel Desktop Board D815EGEW Technical Product Specification 4.7.4 ATAPI CDROM Drives Submenu To access this menu, select Boot on the menu bar, then ATAPI CDROM Drives. Maintenance Main Advanced Security Power Exit Boot Boot Device Priority Hard Disk Drives Removeable Devices ATAPI CDROM Drives The submenu represented in Table 75 is for setting ATAPI CDROM drive priority.

  • Page 107: Error Messages And Beep Codes

    5 Error Messages and Beep Codes What This Chapter Contains BIOS Error Messages....................107 Port 80h POST Codes....................109 Bus Initialization Checkpoints ...................113 Speaker ........................114 BIOS Beep Codes ....................115 5.1 BIOS Error Messages Table 77 lists the error messages and provides a brief description of each. Table 77.
  • Page 108 Intel Desktop Board D815EGEW Technical Product Specification Table 77. BIOS Error Messages (continued) Error Message Explanation Checking NVRAM..NVRAM is being checked to see if it is valid. Update OK! NVRAM was invalid and has been updated. Updated Failed NVRAM was invalid but was unable to be updated.

  • Page 109: 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 110: Runtime Code Uncompressed In F000 Shadow Ram

    Intel Desktop Board D815EGEW Technical Product Specification Table 80. 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 111 Error Messages and Beep Codes Table 80. 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 112 Intel Desktop Board D815EGEW Technical Product Specification Table 80. 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.

  • Page 113: Bus Initialization Checkpoints

    Error Messages and Beep Codes Table 80. 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 114: Speaker

    Intel Desktop Board D815EGEW Technical Product Specification Table 83 describes the lower nibble of the high byte and indicates the bus on which the routines are being executed. Table 83. Lower Nibble High Byte Functions Value Description Generic DIM (Device Initialization Manager)

  • Page 115: Bios Beep Codes

    Error Messages and Beep Codes 5.5 BIOS Beep Codes Whenever a recoverable error occurs during POST, the BIOS displays an error message describing the problem (see Table 84). 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 installed) or if an external ROM module does not properly checksum to zero.

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