Intel D845PEMY Product Manual
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Intel D845PEMY Product Manual

Intel D845PEMY Product Manual

Desktop board
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Intel
Desktop Board
®
D845PEMY Product Guide
Order Number: C82029-001

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Summary of Contents for Intel D845PEMY

  • Page 1 Intel Desktop Board ® D845PEMY Product Guide Order Number: C82029-001...

  • Page 2: Revision History

    Intel products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright or other intellectual property right. Intel products are not intended for use in medical, life saving, or life sustaining applications. Intel may make changes to specifications and product descriptions at any time, without notice.

  • Page 3: Intended Audience

    Preface This Product Guide gives information about board layout, component installation, BIOS update, ® and regulatory requirements for Intel Desktop Board D845PEMY. Intended Audience The Product Guide is intended for technically qualified personnel. It is not intended for general audiences.

  • Page 4: Box Contents

    Intel Desktop Board D845PEMY 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

    1 Desktop Board Features Desktop Board Components ....................11 Processor ..........................13 Main Memory ........................14 ® Intel D845PE Chipset......................15 Audio Subsystem ........................15 LAN Subsystem ........................16 LAN Subsystem Software .................... 16 RJ-45 LAN Connector LEDs ..................16 Enhanced IDE Interface ......................
  • Page 6 Intel Desktop Board D845PEMY Product Guide Connecting Hardware Control and Power Cables ..............35 Connecting Fans ......................36 Connecting Power Cables.................... 36 Connecting the Chassis Intrusion Cable ..............36 Locating the Add-in Card and Peripheral Interface Connectors..........37 Setting the BIOS Configuration Jumper Block ..............38 Clearing Passwords ......................
  • Page 7 Contents Tables 1. Feature Summary......................9 2. Desktop Board Components ..................12 3. Processor Support......................13 4. Memory Support ......................14 5. RJ-45 LAN Connector LEDs................... 16 6. Front Panel Audio Header Signal Names (J8A1) ............33 7. Front Panel Header ......................34 8.
  • Page 8 Intel Desktop Board D845PEMY Product Guide viii...

  • Page 9: Desktop Board Features

    ® Celeron D processor in an mPGA-478 socket with a 533 MHz system • Intel Celeron processor in an mPGA-478 socket with a 400 MHz system bus • Two 184-pin DDR SDRAM DIMM sockets, 2.5 V Memory • Support for DDR333/266 MHz DIMMs •...

  • Page 10: Supported Operating Systems

    Intel Desktop Board D845PEMY Product Guide 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 approximate location of the major components on Desktop Board D845PEMY. Line OM17235 Figure 1. Desktop Board Components...

  • Page 12: Desktop Board Components

    Auxiliary front panel power LED connector Chassis intrusion connector BIOS Front panel header Front panel USB header PCI connectors AGP connector Front panel audio header Related Links: Go to the following links for more information about Intel Desktop Board D845PEMY: • http://www.intel.com/design/motherbd • 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 D845PEMY may result in damage to the desktop board and/or power supply. Desktop Board D845PEMY supports a single Intel Pentium 4 processor or Intel Celeron processor.

  • Page 14: Main Memory

    Intel Desktop Board D845PEMY Product Guide 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 ® D845Pe 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 D845PE chipset: http://developer.intel.com/design/nav/pcserver.htm Audio Subsystem The audio subsystem features the following: • Intel D845PE chipset (AC ’97) •...

  • Page 16: Lan Subsystem

    • Configurable EEPROM that contains the MAC address LAN Subsystem Software For LAN software and drivers, refer to the D845PEMY 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: Bios

    Desktop Board Features 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. The BIOS can be updated by following the instructions in Chapter 3 on page 45. PCI Auto Configuration If you install a PCI add-in card in your computer, the PCI auto-configuration utility in the BIOS automatically detects and configures the resources (IRQs, DMA channels, and I/O space) for that...

  • Page 18: Chassis Intrusion

    Intel Desktop Board D845PEMY Product Guide Chassis Intrusion The board supports a chassis security feature that detects if the chassis cover has been removed. The security feature uses a mechanical switch on the chassis that can be connected to the chassis intrusion header on the desktop board.

  • Page 19: Speaker

    Related Links: For more information on standby current requirements, navigate to the TPS by first selecting the desktop board name from the following link: http://support.intel.com/support/motherboards/desktop/ Wake from USB USB bus activity wakes the computer from an ACPI S1 or S3 state.
  • Page 20 Intel Desktop Board D845PEMY Product Guide...

  • 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 a AGP video adapter card • Install and remove memory •...

  • 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: Chassis And Component Certifications

    Installing and Replacing Desktop Board Components • 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 41 in Chapter 2. 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

    Refer to your chassis manual for instructions on installing and removing the desktop board. Figure 3 shows the location of the six mounting holes for Desktop Board D845PEMY. OM17237...

  • 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 5). OM17275 Figure 5. 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 http://support.intel.com/support/processors/pentium4/intnotes478.htm...

  • Page 28: Installing And Removing An Agp Card

    Intel Desktop Board D845PEMY 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 connector pins.

  • Page 29: Installing And Removing Dimms

    Installing and Removing DIMMS 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 30: Removing Dimms

    Intel Desktop Board D845PEMY Product Guide 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 two small notches in the bottom edge of the DIMM with the keys in the socket (see inset in Figure 7).

  • Page 31: Connecting The Ide Cable

    Installing and Replacing Desktop Board Components For correct function of the cable: 1. Observe the precautions in “Before You Begin” on page 21. 2. Attach the cable end with the single blue connector to the desktop board (see Figure 8, A). 3.

  • Page 32: Connecting Internal Headers

    Intel Desktop Board D845PEMY Product Guide Connecting Internal Headers Follow the instructions below to connect the USB, power LED, and front panel solutions. See Figure 9 for pin assignments. OM17240 Item Description Front panel audio Front panel Alternate power LED Front panel USB Figure 9.

  • Page 33: Installing A Front Panel Audio Solution

    Installing and Replacing Desktop Board Components 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 AUD-VCC AUD-FPOUT-R AUD-RET-R...

  • Page 34: Connecting The Front Panel Header

    Intel Desktop Board D845PEMY Product Guide 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.

  • Page 35: Connecting Hardware Control And Power Cables

    Installing and Replacing Desktop Board Components Connecting Hardware Control and Power Cables Figure 10 shows the location of the chassis intrusion header, fan headers, and power connectors. OM17241 Item Description 12 V power connector Chassis fan header Processor fan header Main power connector Chassis intrusion connector Figure 10.

  • Page 36: Connecting Fans

    Intel Desktop Board D845PEMY Product Guide Connecting Fans See Figure 10 for fan header locations. Connect the processor’s fan heatsink cable to the processor fan header on the board. Connect the chassis fan cable to the board fan header. Connecting Power Cables...

  • Page 37: Locating The Add-In Card And Peripheral Interface Connectors

    Installing and Replacing Desktop Board Components Locating the Add-in Card and Peripheral Interface Connectors Figure 11 shows the location of the PCI bus add-in card, AGP, diskette drive, and IDE connectors. OM17242 Item Description PCI bus connector 3 PCI bus connector 2 (SMBus routed) PCI bus connector 1 AGP connector Diskette drive connector...

  • Page 38: Setting The Bios Configuration Jumper Block

    Intel Desktop Board D845PEMY Product Guide Setting the BIOS Configuration Jumper Block Figure 12 shows the location of the BIOS configuration jumper block. J9H2 OM17243 Figure 12. Location of the BIOS Configuration Jumper Block The three-pin BIOS jumper block enables all board configurations to be done in BIOS Setup.

  • Page 39: Clearing Passwords

    Installing and Replacing Desktop Board Components 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 page 21. 2.

  • Page 40: Back Panel Connectors

    Intel Desktop Board D845PEMY Product Guide 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 41: Replacing The Battery

    Installing and Replacing Desktop Board Components 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 42 Intel Desktop Board D845PEMY Product Guide PRECAUCIÓN Existe peligro de explosión si la pila no se cambia de forma adecuada. Utilice solamente pilas iguales o del mismo tipo que las recomendadas por el fabricante del equipo. Para deshacerse de las pilas usadas, siga igualmente las instrucciones del fabricante.
  • Page 43 Installing and Replacing Desktop Board Components AWAS Risiko letupan wujud jika bateri digantikan dengan jenis yang tidak betul. Bateri sepatutnya dikitar semula jika boleh. Pelupusan bateri terpakai mestilah mematuhi peraturan alam sekitar tempatan. OSTRZEŻENIE Istnieje niebezpieczeństwo wybuchu w przypadku zastosowania niewłaściwego typu baterii. Zużyte baterie należy w miarę...

  • Page 44: Removing The Battery From The Desktop Board

    Intel Desktop Board D845PEMY Product Guide To replace the battery, follow these steps: 1. Observe the precautions in “Before You Begin” on page 21. 2. Turn off all peripheral devices connected to the computer. Disconnect the computer’s power cord from the AC power source (wall outlet or power adapter).

  • Page 45: Bios

    Setup menu options, go to the Intel World Wide Web site: http://support.intel.com/support/motherboards/desktop/ Updating the BIOS The BIOS can be updated by either using the Intel Express BIOS Update utility or the Iflash Memory Update utility. Updating the BIOS with the Intel ®...

  • Page 46: Updating The Bios

    Intel Desktop Board D845PEMY Product Guide BIOS update file contains New BIOS files, BIOS recovery files, and the Intel Flash Memory Update utility. You can obtain the BIOS update file through your computer supplier or by navigating to the D845PEMY page on the Intel World Wide Web site at: http://support.intel.com/support/motherboards/desktop/...
  • Page 47 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 (see Figure 12). 3. Remove the jumper from all pins as shown below to set recovery mode for Setup. 4.
  • Page 48 Intel Desktop Board D845PEMY Product Guide...

  • Page 49: Desktop Board Resources

    4 Desktop Board Resources Memory Map Table 10. 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 50: Interrupts

    Intel Desktop Board D845PEMY Product Guide Interrupts Table 12. 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 controller...

  • Page 51: A Error Messages And Indicators

    A Error Messages and Indicators Desktop Board D845PEMY 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 13. 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 52: Bios Error Messages

    Intel Desktop Board D845PEMY Product Guide BIOS Error Messages When a recoverable error occurs during the POST, the BIOS displays an error message describing the problem. Table 14. BIOS Error Messages Error Message Explanation GA20 Error An error occurred with Gate-A20 when switching to protected mode during the memory test.
  • Page 53 Error Messages and Indicators Table 14. 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 54 Intel Desktop Board D845PEMY Product Guide...

  • Page 55: B Regulatory Compliance

    Product Ecology statements • Electromagnetic Compatibility (EMC) regulations • Product certification markings Safety Regulations Desktop Board D845PEMY complies with the safety regulations stated in Table 15 when correctly installed in a compatible host system. Table 15. Safety Regulations Regulation Title UL 60950-1:2003/ Information Technology Equipment –...

  • Page 56: 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 57: Emc Regulations

    Regulatory Compliance EMC Regulations Desktop Board D845PEMY complies with the EMC regulations stated in Table 16 when correctly installed in a compatible host system. Table 16. 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 58: 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 manufacturer’s recognition mark: consists of a unique UL V-0 or 94V-0 recognized manufacturer’s logo, along with a flammability rating (solder side).

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