Intel D845EPI Product Manual
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Intel D845EPI Product Manual

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Intel
Desktop Board
®
D845EPI Product Guide
Order Number: C46205-001

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Summary of Contents for Intel D845EPI

  • Page 1 Intel Desktop Board ® D845EPI Product Guide Order Number: C46205-001...

  • Page 2: Revision History

    Intel may make changes to specifications and product descriptions at any time, without notice. Desktop Board D845EPI may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized errata are available on request.

  • Page 3: Intended Audience

    Preface This Product Guide gives information about board layout, component installation, BIOS Setup ® menus, and regulatory requirements for Intel Desktop Board D845EPI. Intended Audience The Product Guide is intended for technically qualified personnel. Information Layout The chapters in this Product Guide are arranged as follows: 1 Desktop Board Features: a summary of product features.

  • Page 4: Box Contents

    Intel Desktop Board D845EPI Product Guide Terminology The table below gives descriptions to some common terms used in the product guide. Term Description Gigabyte (1,073,741,824 bytes) Gigahertz (one billion hertz) Kilobyte (1024 bytes) Megabyte (1,048,576 bytes) Mbit Megabit (1,048,576 bits)

  • Page 5: Table Of Contents

    Contents 1 Desktop Board Features Desktop Board Components ....................11 Processor ..........................13 Main Memory ........................14 ® Intel 845E Chipset ......................15 Audio Subsystem ........................15 LAN Subsystem (Optional) ....................16 LAN Subsystem Software...................16 RJ-45 LAN Connector LEDs..................16 Accelerated Graphics Port (AGP)..................16 Hi-Speed USB 2.0 Support....................17 Enhanced IDE Interface ......................17...
  • Page 6 Intel Desktop Board D845EPI Product Guide Connecting Hardware Control and Power Cables ...............36 Connecting Hardware Control Cables.................37 Connecting Power Cables ..................37 Connecting Add-In Card and Peripheral Interface Connectors ..........38 Setting the BIOS Configuration Jumper Block ..............39 Clearing Passwords ......................40 Back Panel Connectors .......................41 Replacing the Battery ......................42...
  • Page 7 Contents B Regulatory Compliance Safety Regulations ......................83 European Union Declaration of Conformity Statement ............83 Product Ecology Statements ....................84 EMC Regulations ........................85 Product Certification Markings (Board Level) ..............86 Figures 1. Desktop Board Components ..................11 2. Location of Standby Power Indicator................19 3. Installing the I/O Shield ....................24 4.
  • Page 8 Intel Desktop Board D845EPI Product Guide Tables 1. Feature Summary ......................9 2. Desktop Board Components ..................12 3. Processors Supported by the Desktop Board ...............13 4. Memory Support ......................14 5. RJ-45 LAN Connector LEDs ..................16 6. Front Panel Audio Header Signal Names (J8A1) ............34 7.

  • Page 9: Desktop Board Features

    1 Desktop Board Features ® Table 1 describes the major features of Intel Desktop Board D845EPI. Table 1. Feature Summary Form Factors MicroATX at 9.2 inches by 8.2 inches Processor Support for: • Intel ® ® Pentium 4 processor in an mPGA-478 socket with a 533/400 MHz system bus •...

  • Page 10: Supported Operating Systems

    ✏ NOTE For information about this Intel desktop board, including the Technical Product Specification (TPS), BIOS updates, and device drivers, go to the Intel World Wide Web site at: http://support.intel.com/support/motherboards/desktop Supported Operating Systems The desktop board supports the following operating systems: •...

  • Page 11: Desktop Board Components

    Desktop Board Features Desktop Board Components Figure 1 shows the location of the major components on Desktop Board D845EPI. USB 2.0 Line USB 2.0 OM16286 Figure 1. Desktop Board Components...

  • Page 12: Desktop Board Components

    Rear chassis fan header Chassis intrusion header BIOS configuration jumper block Front panel header Front panel USB header AGP connector PCI connectors Related Links: Go to the following links for more information about Intel Desktop Board D845EPI: • http://developer.intel.com/design/motherbd/index.htm • http://support.intel.com/support/motherboards/desktop...

  • Page 13: Processor

    CAUTION Failure to use an ATX12V or SFX-12V power supply, or not connecting the additional power supply lead to Desktop Board D845EPI may result in damage to the desktop board and/or power supply. Desktop Board D845EPI supports a single Intel Pentium 4 processor or Intel Celeron processor.

  • Page 14: Main Memory

    ✏ NOTE ® To be fully compliant with all applicable Intel SDRAM memory specification addendums, the desktop 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 15: Intel ® 845E Chipset

    • Intel 82801DB I/O Controller Hub (ICH4) with AHA bus • Firmware Hub (FWH) Related Link: Go to the following link for more information about the Intel 845E chipset: http://developer.intel.com/design/nav/pcserver.htm Audio Subsystem The audio subsystem features the following: • Intel 845E chipset (AC ’97) •...

  • Page 16: Lan Subsystem (Optional)

    • Configurable EEPROM that contains the MAC address LAN Subsystem Software For LAN software and drivers, refer to the D845EPI link on Intel’s World Wide Web site at: http://support.intel.com/support/motherboards/desktop RJ-45 LAN Connector LEDs Two LEDs are built into the RJ-45 LAN connector. Table 5 describes the LED states when the desktop board is powered up and the LAN subsystem is operating.

  • Page 17: Hi-Speed Usb 2.0 Support

    • Laser Servo (LS-120) drives Expansion Slots Desktop Board D845EPI has three PCI bus add-in card connectors. BIOS The BIOS provides the Power-On Self-Test (POST), the BIOS Setup program, the PCI and IDE auto-configuration utilities, and the video BIOS. The BIOS is stored in the Firmware Hub.

  • Page 18: Ide Auto Configuration

    Intel Desktop Board D845EPI Product Guide IDE Auto Configuration If you install an IDE device (such as a hard drive) in your computer, the IDE auto-configuration utility in the BIOS automatically detects and configures the device for your computer. You do not need to run the BIOS Setup program after installing an IDE device.

  • Page 19: Location Of Standby Power Indicator

    Desktop Board Features Power Connectors The desktop board has two power connectors. See Figure 11 on page 36 for the location of the power connectors. Fan Headers The desktop board has two chassis fan headers and one processor fan header. See Figure 11 on page 36 for the location of the fan headers.

  • Page 20: Speaker

    Intel Desktop Board D845EPI Product Guide CAUTION Power supplies used with this desktop board must be able to provide enough standby current to support the standard Instantly Available (ACPI S3 sleep state) configuration. If the standby current necessary to support multiple wake events from the PCI and/or USB buses exceeds power supply capacity, the desktop board may lose register settings stored in memory.

  • Page 21: Installing And Replacing Desktop Board Components

    2 Installing and Replacing Desktop Board Components This chapter tells you how to: • Install the I/O shield • Install and remove the desktop board • Install and remove a processor • Install and remove memory • Connect the IDE cable •...

  • Page 22: Installation Precautions

    Installation Precautions When you install and test the Intel desktop board, observe all warnings and cautions in the installation instructions. To avoid injury, be careful of: •...
  • Page 23 Installing and Replacing Desktop Board Components • Mounting, grounding, and bonding requirements • Keying connectors when mating the wrong connectors could be hazardous If the power supply and other modules or peripherals, as applicable, are not Class B EMC compliant before integration, then EMC testing is required on a representative sample of the newly completed computer.

  • Page 24: Installing The I/O Shield

    For information about replacing the battery, go to page 42 in this chapter. Use Only for Intended Applications All Intel desktop boards are evaluated as Information Technology Equipment (I.T.E.) for use in personal computers for installation in homes, offices, schools, computer rooms, and similar locations.

  • Page 25: Installing And Removing The Desktop Board

    Failure to disconnect the power before you open the computer can result in personal injury or equipment damage. Figure 4 shows the location of the six mounting holes for Desktop Board D845EPI. OM16289...

  • Page 26: Installing And Removing A Processor

    Installing the Processor Fan Heatsink The desktop board has an integrated processor fan heatsink retention mechanism (RM). For instructions on how to install the processor fan heatsink to the integrated processor fan heatsink RM, refer to the Intel World Wide Web site at: http://support.intel.com/support/processors/pentium4/intnotes478.htm...

  • Page 27: Connecting The Processor Fan Heatsink Cable

    Connect the processor fan heatsink cable to the processor fan header (see Figure 6). OM16290 Figure 6. Connecting the Processor Fan Heatsink Cable to the Processor Fan Header Removing a Processor For instruction on how to remove the processor fan heatsink, refer to the Intel World Wide Web site at: http://support.intel.com/support/processors/pentium4/intnotes478.htm...

  • Page 28: Installing And Removing Memory

    Installing and Removing Memory CAUTION To be fully compliant with all applicable Intel SDRAM memory specification addendums, the board requires DIMMs that support the Serial Presence Detect (SPD) data structure. You can access the PC Serial Presence Detect Specification at: http://www.intel.com/technology/memory/pcsdram/spec/...

  • Page 29: Removing Dimms

    Installing and Replacing Desktop Board Components 4. Make sure the clips at either end of the DIMM socket(s) are pushed outward to the open position. 5. Position the DIMM above the socket. Align the small notche in the bottom edge of the DIMM with the key in the socket (see inset in Figure 7).

  • Page 30: Installing And Removing An Agp Card

    Intel Desktop Board D845EPI Product Guide Installing and Removing an AGP Card CAUTION When installing any AGP card in the desktop board, ensure that it is fully seated in the AGP connector before you power on the system. If the card is not fully seated in the AGP connector, an electrical short may result across the AGP slot pins.

  • Page 31: Connecting The Ide Cable

    Installing and Replacing Desktop Board Components Connecting the IDE Cable ® The Intel boxed desktop board package includes an IDE cable. The cable connects two drives to the desktop board. The cable supports both ATA-66 and ATA-100 transfer protocols and is backward compatible with drives using slower IDE transfer protocols.

  • Page 32: Connecting The Ide Cable

    Intel Desktop Board D845EPI Product Guide OM16292 Figure 9. Connecting the IDE Cable...

  • Page 33: Connecting Internal Headers

    Installing and Replacing Desktop Board Components Connecting Internal Headers Figure 10 shows the USB 2.0, power LED, front panel, and audio solution headers. J6B1 J8A1 J9F2 J9G1 J8H3 OM16293 Item Description Front panel audio CD-in Front panel Front panel power LED Front panel USB 2.0 Figure 10.

  • Page 34: Installing A Front Panel Audio Solution

    Intel Desktop Board D845EPI Product Guide Installing a Front Panel Audio Solution Table 6 shows the pin assignments for the front panel audio header. Table 6. Front Panel Audio Header Signal Names (J8A1) Signal Name Signal Name AUD-MIC AUD-GND AUD-MIC-BIAS...

  • Page 35: Connecting The Front Panel Header

    Installing and Replacing Desktop Board Components Connecting the Front Panel Header Before connecting the front panel header, observe the precautions in “Before You Begin” on page 21. Table 7 shows the pin assignments for the front panel header. Table 7. Front Panel Header (J9G1) Pin Signal In/Out...

  • Page 36: Connecting Hardware Control And Power Cables

    Intel Desktop Board D845EPI Product Guide Connecting Hardware Control and Power Cables Figure 11 shows the location of the hardware control headers and power connectors. J1B1 J2F1 J8H2 J8H1 OM16294 Figure 11. Location of Hardware Control and Power Connectors...

  • Page 37: Connecting Hardware Control Cables

    Installing and Replacing Desktop Board Components Connecting Hardware Control Cables See Figure 11 for fan and chassis intrusion header locations. Connect the processor’s fan heatsink cable to the processor fan header on the board (see Figure 11, C). Connect chassis fan cables to the board fan headers (see Figure 11, B and E).

  • Page 38: Connecting Add-In Card And Peripheral Interface Connectors

    Intel Desktop Board D845EPI Product Guide Connecting Add-In Card and Peripheral Interface Connectors Figure 12 shows the add-in card and peripheral interface connectors. OM16295 Item Description Item Description PCI bus connector 3 Floppy drive PCI bus connector 2 (SMBus routed)

  • Page 39: Setting The Bios Configuration Jumper Block

    Installing and Replacing Desktop Board Components Setting the BIOS Configuration Jumper Block Figure 13 shows the location of the BIOS configuration jumper block. J9H2 OM16296 Figure 13. Location of the BIOS Configuration Jumper Block The three-pin BIOS jumper block enables all board configurations to be done in BIOS Setup. Table 9 shows the jumper settings for the Setup program modes.

  • Page 40: Clearing Passwords

    Intel Desktop Board D845EPI Product Guide Clearing Passwords This procedure assumes that the board is installed in the computer and the configuration jumper block is set to normal mode. 1. Observe the precautions in “Before You Begin” on on page 21.

  • Page 41: Back Panel Connectors

    Installing and Replacing Desktop Board Components Back Panel Connectors ✏ NOTE The line out connector, located on the back panel, is designed to power either headphones or amplified speakers only. Poor audio quality may occur if passive (non-amplified) speakers are connected to this output.

  • Page 42: Replacing The Battery

    Intel Desktop Board D845EPI Product Guide Replacing the Battery A coin-cell battery (CR2032) powers the real-time clock and CMOS memory. When the computer is not plugged into a wall socket, the battery has an estimated life of three years. When the computer is plugged in, the standby current from the power supply extends the life of the battery.
  • Page 43 Installing and Replacing Desktop Board Components Esiste il pericolo di un esplosione se la pila non viene sostituita in modo corretto. Utilizzare solo pile uguali o di tipo equivalente a quelle consigliate dal produttore. Per disfarsi delle pile usate, seguire le istruzioni del produttore. Existe peligro de explosión si la pila no se cambia de forma adecuada.
  • Page 44 Intel Desktop Board D845EPI Product Guide Risiko letupan wujud jika bateri digantikan dengan jenis yang tidak betul. Bateri sepatutnya dikitar semula jika boleh. Pelupusan bateri terpakai mestilah mematuhi peraturan alam sekitar tempatan. Risc de explo Ak batériu vymeníte za nesprávny typ, hrozí...

  • Page 45: Removing The Battery From The Desktop Board

    Installing and Replacing Desktop Board Components 8<$5, <DQOÕú WUGH SLO WDNÕOGÕ÷ÕQGD SDWODPD ULVNL YDUGÕU 3LOOHU PPNQ ROGX÷XQGD JHUL G|QúWUOPHOLGLU .XOODQÕOPÕú SLOOHU \HUHO oHYUH \DVDODUÕQD X\JXQ RODUDN DWÕOPDOÕGÕU To replace the battery, follow these steps: 1. Observe the precautions in “Before You Begin” on page 21). 2.
  • Page 46 Intel Desktop Board D845EPI Product Guide...

  • Page 47: Updating The Bios With The Intel Express Bios Update Utility

    3 Updating the BIOS This chapter tells you how to update the BIOS by either using the Intel Express BIOS Update ® utility or the Intel Flash Memory Update Utility, and how to recover the BIOS if an update fails.

  • Page 48: Updating The Bios

    Intel Desktop Board D845EPI Product Guide You can obtain the BIOS update file through your computer supplier or by navigating to the D845EPI page on the Intel World Wide Web site at: http://support.intel.com/support/motherboards/desktop/ Navigate to the D845EPI page, click “[ ”, and select the...
  • Page 49 Updating the BIOS 1. Turn off the computer, disconnect the computer’s power cord, and disconnect all external peripherals. 2. Remove the computer cover and locate the configuration jumper block (J9H2) (see Figure 13). 3. Remove the jumper from all pins as shown below to set recovery mode for Setup. 4.
  • Page 50 Intel Desktop Board D845EPI Product Guide...

  • Page 51: Using The Bios Setup Program

    ✏ NOTE The BIOS Setup menus described in this section may not show the latest settings. For the latest BIOS settings, refer to the Intel Desktop Board D845EPI Technical Product Specification or the Intel World Wide Web site at: http://support.intel.com/support/motherboards/desktop/ ✏...

  • Page 52: Maintenance Menu

    Clears the Wired for Management Boot Integrity Service (BIS) • Cancel credentials. CPU Stepping Signature No options Displays processor’s Stepping Signature. CPU Microcode Update No options Displays processor’s Microcode Update Revision. Revision * For information about the BIS, refer to the Intel Web site at: http://developer.intel.com/design/security/index1.htm...

  • Page 53: Main Menu

    Main Menu Maintenance Main Advanced Security Power Boot Exit BIOS Version VA84510A.86A.xxxx.xxx Processor Type Intel(R) XXXXXXXXXXX Processor Speed X.XX GHz System Bus Speed XXX MHz System Memory Speed XXX MHz Cache RAM XXX KB Total Memory XXX MB Memory Bank 0...

  • Page 54: Advanced Menu

    Intel Desktop Board D845EPI Product Guide Advanced Menu Maintenance Main Advanced Security Power Boot Exit Setup Warning: Setting items on this screen to incorrect values may cause your system to malfunction! ` PCI Configuration ` Boot Configuration ` Peripheral Configuration...

  • Page 55: Pci Configuration Submenu

    Using the BIOS Setup Program PCI Configuration Submenu Main Advanced Security Power Boot Exit PCI Configuration PCI Slot 1 IRQ Priority [Auto] PCI Slot 2 IRQ Priority PCI Slot 3 IRQ Priority Select Screen Select Item Select ` Sub-Menu Enter General Help Setup Defaults Save and Exit...

  • Page 56: Boot Configuration Submenu

    Intel Desktop Board D845EPI Product Guide Boot Configuration Submenu Main Advanced Security Power Boot Exit Boot Configuration Plug & Play O/S [No] Numlock [On] ASF Support [Enabled] Select Screen Select Item Select ` Sub-Menu Enter General Help Setup Defaults Save and Exit Exit The submenu shown in Table 16 is used to set the Plug &...

  • Page 57: Peripheral Configuration Submenu

    Using the BIOS Setup Program Peripheral Configuration Submenu Main Advanced Security Power Boot Exit Peripheral Configuration Serial Port A [Auto] Parallel Port [Auto] Audio [Enabled] LAN Device [Enabled] Select Screen Select Item Select ` Sub-Menu Enter General Help Setup Defaults Save and Exit Exit This submenu shown in Table 17 is used for configuring computer peripherals.
  • Page 58 Intel Desktop Board D845EPI Product Guide Table 17. Peripheral Configuration Submenu (continued) Feature Options Description • Output only Mode Selects the mode for the parallel port. Not available if the • Bi-directional parallel port is disabled. (default) Output Only operates in AT*-compatible mode.

  • Page 59: Ide Configuration Submenu

    Using the BIOS Setup Program IDE Configuration Submenu Main Advanced Security Power Boot Exit IDE Configuration IDE Controller [Both] PCI IDE Bus Master [Enabled] Hard Disk Pre-Delay [Disabled] ` Primary IDE Master [xxxxxxx] ` Primary IDE Slave [Not Detected] ` Secondary IDE Master : [xxxxxxx] ` Secondary IDE Master : [Xxxxxxx]...

  • Page 60: Primary/Secondary Ide Master/Slave Submenus

    Intel Desktop Board D845EPI Product Guide Primary/Secondary IDE Master/Slave Submenus Main Advanced Security Power Boot Exit Xxxxxxxxx Type [Auto] Maximum Capacity [Auto] Configuration Options Selected By BIOS LBA Mode [Supported] Block Mode : 16 Sectors PIO Mode Auto Ultra DMA...
  • Page 61 Using the BIOS Setup Program Table 19. Primary/Secondary IDE Master/Slave Submenus (continued) Feature Options Description • Auto (default) PIO Mode Specifies the PIO mode. (Note) • 0 • 1 • 2 • 3 • 4 • Disabled (default) Ultra DMA Specifies the Ultra DMA mode for the drive.

  • Page 62: Diskette Configuration Submenu

    Intel Desktop Board D845EPI Product Guide Diskette Configuration Submenu Main Advanced Security Power Boot Exit Diskette Configuration Diskette Controller [Enabled] Floppy A [1.44/1.25MB 3½"] Diskette Write Protect [Disabled] Select Screen Select Item Select ` Sub-Menu Enter General Help Setup Defaults...

  • Page 63: Event Log Configuration Submenu

    Using the BIOS Setup Program Event Log Configuration Submenu Main Advanced Security Power Boot Exit Event Log Configuration Event Log [Space Available] View Event Log Clear Event Log Event Logging [Enabled] Mark Events As Read Select Screen Select Item Select ` Sub-Menu Enter General Help Setup Defaults...

  • Page 64: Video Configuration Submenu

    Intel Desktop Board D845EPI Product Guide Video Configuration Submenu Main Advanced Security Power Boot Exit Video Configuration AGP Aperture Size [ 64MB] Primary Video Adapter [AGP] Select Screen Select Item Select ` Sub-Menu Enter General Help Setup Defaults Save and Exit Exit The submenu shown in Table 22 is used to configure video features.

  • Page 65: Usb Configuration Submenu

    Using the BIOS Setup Program USB Configuration Submenu Main Advanced Security Power Boot Exit USB Configuration High-Speed USB [Enabled] Legacy USB Support [Enabled] USB 2.0 Legacy Support [FullSpeed] Select Screen Select Item Select ` Sub-Menu Enter General Help Setup Defaults Save and Exit Exit The menu shown in Table 23 is used to configure USB features.

  • Page 66: Chipset Configuration Submenu

    Intel Desktop Board D845EPI Product Guide Chipset Configuration Submenu Main Advanced Security Power Boot Exit Chipset Configuration Setup Warning: Setting items on this screen to incorrect values may cause your system to malfunction! ISA Enable Bit [Enabled] PCI Latency Timer...
  • Page 67 Using the BIOS Setup Program Table 24. Chipset Configuration Submenu (continued) Feature Options Description • Auto (default) SDRAM Timing Control Auto allows timings to be programmed according to the memory detected. • Manual – Aggressive Manual – Aggressive selects the most aggressive •...

  • Page 68: Security Menu

    Intel Desktop Board D845EPI Product Guide Security Menu Main Advanced Security Power Boot Exit Supervisor Password Not Installed User Password Not Installed Set Supervisor Password Set User Password Chassis Intrusion [Disabled] Select Screen Select Item Select ` Sub-Menu Enter General Help...

  • Page 69: Power Menu

    Using the BIOS Setup Program Power Menu Main Advanced Security Power Boot Exit ACPI After Power Failure [Last State] The options below are not related to ACPI and may be ignored when shutting down using an ACPI OS. Wake on PCI PME [Stay Off] Select Screen Select Item...

  • Page 70: Acpi Submenu

    Intel Desktop Board D845EPI Product Guide ACPI Submenu Main Advanced Security Power Boot Exit Advanced Configuration and Power Interface S1 is the safest mode but consumes more power. S3 consumes low power ACPI Suspend State [S1 State] but drivers may not...

  • Page 71: Boot Menu

    Using the BIOS Setup Program Boot Menu Main Advanced Security Power Boot Exit Silent BOOT [Enabled] Intel ® Rapid BIOS Boot [Enabled] Scan User Flash Area [Enabled] PXE Boot to LAN [Disabled] USB Boot [Enabled] ` Boot Device Priority ` Hard Disk Drives...

  • Page 72: Boot Device Priority Submenu

    Intel Desktop Board D845EPI Product Guide Boot Device Priority Submenu Main Advanced Security Power Boot Exit Specifies the boot sequence from the Boot Device FLOPPY DRIVE] available devices. Boot Device [xxxxxxxxxxx] Boot Device [xxxxxxxxxxx] A device enclosed in parenthesis has been...

  • Page 73: Hard Disk Drives Submenu

    Using the BIOS Setup Program Hard Disk Drives Submenu Main Advanced Security Power Boot Exit Specifies the boot sequence from the Drive [xxxxxxxxxxxxx] available devices. Drive [xxxxxxxxxxxxx] Select the boot device Drive [xxxxxxxxxxxxx] with UpArrow or Drive [xxxxxxxxxxxxx] DownArrow key. Press Enter to set the selections as the...

  • Page 74: Removable Devices Submenu

    Intel Desktop Board D845EPI Product Guide Removable Devices Submenu Main Advanced Security Power Boot Exit Specifies the boot sequence from the Drive FLOPPY DRIVE] available devices. Select the boot device with UpArrow or DownArrow key. Press Enter to set the selections as the intended boot device.

  • Page 75: Atapi Cd-Rom Drives

    Using the BIOS Setup Program ATAPI CD-ROM Drives Main Advanced Security Power Boot Exit Specifies the boot sequence from the 1st Drive [xxxxxxx] available devices. Drive [xxxxxxx] Select the boot device with UpArrow or DownArrow key. Press Enter to set the selections as the intended boot device.

  • Page 76: Exit Menu

    Intel Desktop Board D845EPI Product Guide Exit Menu Main Advanced Security Power Boot Exit Exit Saving Changes Exit Discarding Changes Load Optimal Defaults Load Custom Defaults Save Custom Defaults Discard Changes Select Screen Select Item Select ` Sub-Menu Enter General Help...

  • Page 77: Desktop Board Resources

    5 Desktop Board Resources Memory Map Table 34. System Memory Map Address Range (decimal) Address Range (hex) Size Description 1024 K - 2097152 K 100000 - 7FFFFFFF 2047 MB Extended Memory 960 K - 1024 K F0000 - FFFFF 64 KB Runtime BIOS 896 K - 960 K E0000 - EFFFF...

  • Page 78: Interrupts

    Intel Desktop Board D845EPI Product Guide Interrupts Table 36. Interrupts System Resource I/O channel check Reserved, interval timer Reserved, keyboard buffer full Reserved, cascade interrupt from slave PIC COM2* COM1* LPT2 (Plug & Play option) / ** Diskette drive LPT1*...

  • Page 79: A Error Messages And Indicators

    A Error Messages and Indicators Desktop Board D845EPI reports POST errors in two ways: • By sounding a beep code • By displaying an error message on the monitor BIOS Beep Codes The BIOS beep codes are listed in Table 37. 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.

  • Page 80: Bios Error Messages

    Intel Desktop Board D845EPI Product Guide BIOS Error Messages When a recoverable error occurs during the POST, the BIOS displays an error message describing the problem. Table 38. BIOS Error Messages Error Message Explanation GA20 Error An error occurred with Gate-A20 when switching to protected mode during the memory test.
  • Page 81 Error Messages and Indicators Table 38. BIOS Error Messages (continued) Error Message Explanation Memory Size Decreased Memory size has decreased since the last boot. If no memory was removed, then memory may be bad. Memory Size Increased Memory size has increased since the last boot. If no memory was added, there may be a problem with the system.
  • Page 82 Intel Desktop Board D845EPI Product Guide...

  • Page 83: B Regulatory Compliance

    Product Ecology statements • Electromagnetic Compatibility (EMC) regulations • Product certification markings Safety Regulations Desktop Board D845EPI complies with the safety regulations stated in Table 39 when correctly installed in a compatible host system. Table 39. Safety Regulations Regulation Title UL 60950 3 ed., 2000/CSA...

  • Page 84: Product Ecology Statements

    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 85: Emc Regulations

    Regulatory Compliance EMC Regulations Desktop Board D845EPI complies with the EMC regulations stated in Table 40 when correctly installed in a compatible host system. Table 40. EMC Regulations Regulation Title FCC Class B Title 47 of the Code of Federal Regulations, Parts 2 and 15, Subpart B, Radio Frequency Devices.

  • Page 86: Product Certification Markings (Board Level)

    CE mark should also be on the shipping container. Australian Communications Authority (ACA) C-tick mark. Includes adjacent Intel supplier code number, N-232. The C-tick mark should also be on the shipping container. Printed wiring board manufaturer’s recognition mark: consists of a unique UL 94V-0 recognized manufacturer’s logo, along with a flammability rating (solder side).

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