Intel D848PMB Specification
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Intel D848PMB Specification

Intel D848PMB Specification

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Intel
D848PMB
Technical Product Specification
®
The Intel
Desktop Board D848PMB 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 D848PMB Specification Update.
®
Desktop Board
November 2003
Order Number: C53953-001

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Summary of Contents for Intel D848PMB

  • Page 1 Order Number: C53953-001 ® The Intel Desktop Board D848PMB 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 D848PMB Specification Update.

  • Page 2: Revision History

    Contact your local Intel sales office or your distributor to obtain the latest specifications before placing your product order. Copies of documents which have an ordering number and are referenced in this document, or other Intel literature, may be obtained from: Intel Corporation P.O.

  • Page 3: Intended Audience

    Intended Audience The TPS is intended to provide detailed, technical information about the Desktop Board D848PMB and its components to the vendors, system integrators, and other engineers and technicians who need this level of information. It is specifically not intended for general audiences.
  • Page 4 When used in the description of a component, N indicates component type, xn are the relative coordinates of its location on the Desktop Board D848PMB, and X is the instance of the particular part at that general location. For example, J5J1 is a connector, located at 5J. It is the first connector in the 5J area.

  • Page 5: Table Of Contents

    1.1.4 Block Diagram....................15 Online Support ......................16 Operating System Support ..................16 Design Specifications ....................17 Processor ........................20 System Memory ......................21 ® Intel 848P Chipset ....................23 1.7.1 Universal 0.8 V / 1.5 V AGP 3.0 Connector..........23 1.7.2 USB......................24 1.7.3 IDE Support ....................24 1.7.4 Real-Time Clock, CMOS SRAM, and Battery..........26...
  • Page 6 Intel Desktop Board D848PMB Technical Product Specification 2 Technical Reference Introduction.........................43 Memory Map ......................44 DMA Channels ......................44 Fixed I/O Map......................45 PCI Configuration Space Map ..................46 Interrupts ........................47 PCI Interrupt Routing Map ..................48 Connectors .........................50 2.8.1 Back Panel Connectors................51 2.8.2 Internal I/O Connectors ................52 2.8.3...
  • Page 7 Contents 3.8.3 Booting Without Attached Devices ...............82 3.8.4 Changing the Default Boot Device During POST..........82 ® Fast Booting Systems with Intel Rapid BIOS Boot ............83 3.9.1 Peripheral Selection and Configuration ............83 3.9.2 Intel Rapid BIOS Boot ..................83 3.10 BIOS Security Features....................84 4 BIOS Setup Program Introduction.........................85...
  • Page 8 Flex 6 Audio Subsystem Block Diagram ..............30 LAN Connector LED Locations ...................31 LAN Connector LED Locations ...................32 Thermal Monitoring.....................34 Location of the Standby Power Indicator LED on the D848PMB Board ......41 Back Panel Connectors ....................51 Audio Connectors .......................53 Power and Hardware Control Connectors ..............55 D848PMB Add-in Board and Peripheral Interface Connectors........58...
  • Page 9 Front Panel Audio Connector/Jumper Block ...............65 BIOS Setup Configuration Jumper Settings..............65 DC Loading Characteristics ..................68 Fan Connector Current Capability ................68 Thermal Considerations for Components ..............71 Desktop Board D848PMB Environmental Specifications ..........72 Safety Regulations .....................73 EMC Regulations......................73 Product Certification Markings..................75 Boot Device Menu Options ..................82 Supervisor and User Password Functions ..............84...
  • Page 10 Intel Desktop Board D848PMB Technical Product Specification Exit Menu .........................111 BIOS Error Messages....................113 Uncompressed INIT Code Checkpoints..............115 Boot Block Recovery Code Checkpoints ..............115 Runtime Code Uncompressed in F000 Shadow RAM ..........116 Bus Initialization Checkpoints ...................119 Upper Nibble High Byte Functions................119 Lower Nibble High Byte Functions................120...

  • Page 11: Product Description

    What This Chapter Contains Overview ........................12 Online Support ......................16 Operating System Support ..................16 Design Specifications ....................17 Processor ........................20 System Memory ......................21 ® Intel 848P Chipset ....................23 I/O Controller ......................26 Audio Subsystem......................28 1.10 LAN Subsystem......................31 1.11 Hardware Management Subsystem................33 1.12 Power Management ....................35...

  • Page 12: Overview

    Intel Desktop Board D848PMB Technical Product Specification 1.1 Overview 1.1.1 Feature Summary ® Table 1 summarizes the major features of the Intel Desktop Board D848PMB. Table 1. Feature Summary Form Factor microATX (9.60 inches by 8.50 inches [243.84 millimeters by 215.90 millimeters]) •...

  • Page 13: Manufacturing Options

    Section 1.4, page 17 1.1.2 Manufacturing Options Table 2 describes the manufacturing options on the Desktop Board D848PMB. Not every manufacturing option is available in all marketing channels. Please contact your Intel representative to determine which manufacturing options are available to you.

  • Page 14: Board Layout

    Intel Desktop Board D848PMB Technical Product Specification 1.1.3 Board Layout Figure 1 shows the location of the major components on the Desktop Board D848PMB. OM16418 Audio codec Front chassis fan connector Front panel audio connector Chassis intrusion connector Ethernet PLC device (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 Desktop Board D848PMB. = connector or socket Back Panel/ Front Panel USB Ports Parallel ATA IDE Parallel ATA Connectors (2) IDE Interface...

  • Page 16: Online Support

    Audio software and utilities http://www.intel.com/design/motherbd LAN software and drivers http://www.intel.com/design/motherbd 1.3 Operating System Support The Desktop Board D848PMB support drivers for all of the onboard hardware and subsystems under the following operating systems: • Microsoft Windows* XP • Windows ME •...

  • Page 17: Design Specifications

    Product Description 1.4 Design Specifications Table 3 lists the specifications applicable to the Desktop Board D848PMB. Table 3. Specifications Reference Specification Version, Revision Date, The information is Name Title and Ownership available from… AC ’97 Audio Codec ’97 Revision 2.2, ftp://download.intel.com/labs/...
  • Page 18 Intel Desktop Board D848PMB Technical Product Specification Table 3. Specifications (continued) Reference Specification Version, Revision Date and The information is Name Title Ownership available from… EHCI Enhanced Host Revision 1.0, http://developer.intel.com/t Controller Interface March 12, 2002, echnology/usb/download/e Specification for Intel Corporation.
  • Page 19 December 06, 2002, ds/documents/SMBIOS/DS American Megatrends P0134.pdf Incorporated, Award Software International Incorporated, Compaq Computer Corporation, Dell Computer Corporation, Hewlett-Packard Company, Intel Corporation, International Business Machines Corporation, Phoenix Technologies Limited, and SystemSoft Corporation. TFX12V TFX12V Power Supply Revision 1.01, http://www.formfactors.org/f Design Guide May 2002 ormfactor.asp...

  • Page 20: Processor

    Intel Pentium 4 processors in an mPGA478 processor socket with a 400/533/800 MHz system • Intel Celeron processors in an mPGA478 processor socket with a 400 MHz system bus See the Intel web site listed below for the most up-to-date list of supported processors. For information about Refer to Supported processors for the D848PMB board http://www.intel.com/design/motherbd/mb/mb_proc...

  • Page 21: System Memory

    Product Description 1.6 System Memory The Desktop Board D848PMB has two DIMM sockets and supports the following memory features: • 2.6 V (only) 184-pin DDR SDRAM DIMMs with gold-plated contacts • Unbuffered, single-sided or double-sided DIMMs with the following restriction: Double-sided DIMMS with x16 organization are not supported.

  • Page 22: Supported Memory Configurations

    Intel Desktop Board D848PMB Technical Product Specification Table 5 lists the supported DIMM configurations. Table 5. Supported Memory Configurations DIMM DDR SDRAM DDR SDRAM Organization Number of DDR Capacity Configuration Density Front-side/Back-side SDRAM Devices 64 MB 64 Mbit 8 M x 8/empty...

  • Page 23: Intel ® 848P Chipset

    1.7 Intel ® 848P Chipset The Intel 848P chipset consists of the following devices: • Intel 82848P Memory Controller Hub (MCH) with Accelerated Hub Architecture (AHA) bus • Intel 82801EB I/O Controller Hub (ICH5) with AHA bus • Firmware Hub (FWH) The GMCH is a centralized controller for the system bus, the memory bus, and the Accelerated Hub Architecture interface.

  • Page 24: Usb

    Intel Desktop Board D848PMB Technical Product Specification 1.7.2 USB The boards support up to eight USB 2.0 ports, supports UHCI and EHCI, and uses UHCI- and EHCI-compatible drivers. The ICH5 provides the USB controller for all ports. The port arrangement is as follows: •...
  • Page 25 • ARMD-HDD (ATAPI removable media device – hard disk drive) For information about Refer to The location of the Parallel ATA IDE connectors on the D848PMB board Figure 13, page 58 1.7.3.2 Serial ATA Interfaces The ICH5’s Serial ATA controller offers two independent Serial ATA ports with a theoretical maximum transfer rate of 150 MB/s per port.

  • Page 26: Real-Time Clock, Cmos Sram, And Battery

    IDE controller (Parallel ATA or Serial ATA). For information about Refer to The location of the SCSI hard drive activity LED connector on the D848PMB board Figure 13, page 58 The signal names of the SCSI hard drive activity LED connector Table 29, page 59 1.7.4 Real-Time Clock, CMOS SRAM, and Battery...

  • Page 27: Serial Port

    The I/O controller supports one diskette drive. Use the BIOS Setup program to configure the diskette drive interface. For information about Refer to The location of the diskette drive connector on the D848PMB board Figure 13, page 58 The supported diskette drive capacities and sizes Table 57, page 98 1.8.4 Keyboard and Mouse Interface...

  • Page 28: Audio Subsystem

    The functions of the back panel audio connectors are dependent on which subsystem is present. Refer to Section 1.9.3 for back panel audio configuration for the Realtek ALC202A audio ® subsystem. Refer to Section 1.9.4 for back panel audio configuration for the Intel Flex 6 audio subsystem.

  • Page 29: Realtek Alc202A-Based Audio Subsystem (Optional)

    Refer to Section 2.9.1 on page 64 for more information. 1.9.3 Realtek ALC202A-based Audio Subsystem (Optional) The Realtek ALC202A-based audio subsystem consists of the following devices: • Intel 82801EB I/O Controller Hub (ICH5) • Realtek ALC202A audio codec The audio subsystem includes these features: •...

  • Page 30: Adapter For S/Pdif Back Panel Connector

    Intel Desktop Board D848PMB Technical Product Specification INTEGRATOR’S NOTE To access the S/PDIF signal with the 5.1 Digital Shared Jack option, connect an 1/8-inch stereo phone plug to RCA jack adapter/splitter as shown in Figure 4. Connect to S/PDIF output...

  • Page 31: Lan Subsystem

     Supports ACPI technology  Supports LAN wake capabilities 1.10.1 10/100 Mbits/sec LAN Subsystem (Optional) The 10/100 Mbits/sec LAN subsystem includes the ICH5 (with its CSMA/CD interface), the Intel 82562EZ PLC, and an RJ-45 LAN connector with integrated status LEDs. ®...

  • Page 32: Gigabit Lan Subsystem (Optional)

    • Basic 10/100/1000 Ethernet LAN connectivity • Communication Streaming Architecture (CSA) port provides higher throughput and lower latencies than the Intel 82562EZ device, resulting in up to 30% higher bus throughput (up to wirespeed) • Full device driver compatibility •...

  • Page 33: Alert Standard Format (Asf) Support

    NOTE The board does not support ASF when using the onboard 10/100 LAN subsystem. 1.10.4 LAN Subsystem Software LAN software and drivers are available from Intel’s World Wide Web site. For information about Refer to Obtaining LAN software and drivers Section 1.2, page 16...

  • Page 34: Thermal Monitoring

    Intel Desktop Board D848PMB Technical Product Specification • Two remote thermal diode sensors for direct monitoring of processor temperature and ambient temperature sensing • Power supply monitoring of five voltages (+5 V, +12 V, +3.3 VSB, +1.5 V, and +VCCP) to detect levels above or below acceptable values •...

  • Page 35: Fan Monitoring

    Section 1.12.2.2, page 39 1.11.4 Chassis Intrusion and Detection The Desktop Board D848PMB supports a chassis security feature that detects if the chassis cover is removed. The security feature uses a mechanical switch on the chassis that attaches to the chassis intrusion connector.

  • Page 36: Effects Of Pressing The Power Switch

    The operating system uses information from applications and user settings to put the system as a whole into a low-power state. Table 9 lists the power states supported by the Desktop Board D848PMB along with the associated system power targets. See the ACPI specification for a complete description of the various system and power states.

  • Page 37: Wake-Up Devices And Events

    Product Description Table 9. Power States and Targeted System Power (continued) Processor Targeted System (Note 1) Global States Sleeping States States Device States Power (Note 2) G2/S5 S5 – Soft off. No power D3 – no power Power < 5 W Context not saved.

  • Page 38: Hardware Support

    Instantly Available PC technology features are used. Failure to do so can damage the power supply. The total amount of standby current required depends on the wake devices supported and manufacturing options. The Desktop Board D848PMB provide several power management hardware features, including: • Power connector •...

  • Page 39: Fan Connector Function/Operation

    PCI bus network adapter monitors network traffic at the Media Independent Interface. Upon detecting a Magic Packet* frame, the LAN subsystem asserts a wake-up signal that powers up the computer. Depending on the LAN implementation, the Desktop Board D848PMB supports LAN wake capabilities with ACPI in the following ways: •...
  • Page 40 Instantly Available PC technology can damage the power supply. Instantly Available PC technology enables the Desktop Board D848PMB to enter the ACPI S3 (Suspend-to-RAM) sleep-state. While in the S3 sleep-state, the computer will appear to be off (the power supply is off, and the front panel LED is amber if dual colored, or off if single colored.)

  • Page 41: Location Of The Standby Power Indicator Led On The D848Pmb Board

    If AC power has been switched off and the standby power indicator is still lit, disconnect the power cord before installing or removing any devices connected to the board. Failure to do so could damage the board and any attached devices. CR8H1 OM16421 Figure 9. Location of the Standby Power Indicator LED on the D848PMB Board...
  • Page 42 Intel Desktop Board D848PMB Technical Product Specification 1.12.2.6 Resume on Ring The operation of Resume on Ring can be summarized as follows: • Resumes operation from ACPI S1 or S3 states • Detects incoming call similarly for external and internal modems •...

  • Page 43: Technical Reference

    2 Technical Reference What This Chapter Contains Introduction.........................43 Memory Map ......................44 DMA Channels ......................44 Fixed I/O Map......................45 PCI Configuration Space Map ..................46 Interrupts ........................47 PCI Interrupt Routing Map ..................48 Connectors .........................50 Jumper Blocks......................64 2.10 Mechanical Considerations..................66 2.11 Electrical Considerations ....................68 2.12 Thermal Considerations....................69 2.13 Reliability ........................72 2.14 Environmental ......................72...

  • Page 44: Memory Map

    Intel Desktop Board D848PMB Technical Product Specification 2.2 Memory Map Table 12 lists the system memory map. Table 12. System Memory Map Address Range (decimal) Address Range (hex) Size Description 1024 K - 2097152 K 100000 - 7FFFFFFF 2047 MB...

  • Page 45: Fixed I/O Map

    Address (hex) Size Description 0000 - 00FF 256 bytes Used by the Desktop Board D848PMB. Refer to the ICH5 data sheet for dynamic addressing information. 0170 - 0177 8 bytes Secondary Parallel ATE IDE channel command block 01F0 - 01F7...

  • Page 46: Pci Configuration Space Map

    Configuration Space Map bus numbers • PCI bus connectors − bus number = 01 • Intel 82562EZ 10/100 LAN PLC − bus number = 01 • AGP add-in card − bus number = 01 • PCI bus connectors − bus number = 02 •...

  • Page 47: Interrupts

    Technical Reference 2.6 Interrupts The interrupts can be routed through either the Programmable Interrupt Controller (PIC) or the Advanced Programmable Interrupt Controller (APIC) portion of the ICH5 component. The PIC is supported in Windows 98 SE and Windows ME and uses the first 16 interrupts. The APIC is supported in Windows 2000 and Windows XP and supports a total of 24 interrupts.

  • Page 48: Pci Interrupt Routing Map

    PCI add-in card connect to one of these PIRQ signals. Some PCI interrupt sources are electrically tied together on the Desktop Board D848PMB and therefore share the same interrupt. Table 18 shows an example of how the PIRQ signals are routed.

  • Page 49: Pci Interrupt Routing Map

    Technical Reference Table 18. PCI Interrupt Routing Map ICH5 PIRQ Signal Name PCI Interrupt Source PIRQA PIRQB PIRQC PIRQD PIRQE PIRQF PIRQG PIRQH ICH5 USB UHCI controller 1 INTA SMBus controller INTB ICH5 USB UHCI controller 2 INTB AC ’97 ICH5 Audio INTB ICH5 LAN INTA...

  • Page 50: Connectors

    ✏ NOTE When installing the D848PMB board in a microATX chassis, make sure that peripheral devices are installed at least 1.5 inches above the main power connector, the diskette drive connector, the Parallel ATA IDE connectors, and the DIMM sockets.

  • Page 51: Back Panel Connectors

    Technical Reference 2.8.1 Back Panel Connectors Figure 10 shows the location of the back panel connectors. The back panel connectors are color-coded in compliance with PC 99 recommendations. The figure legend below lists the colors used. OM16422 Item Description Color PS/2 mouse port Green PS/2 keyboard port...

  • Page 52: Internal I/O Connectors

    Intel Desktop Board D848PMB Technical Product Specification 2.8.2 Internal I/O Connectors The internal I/O connectors are divided into the following functional groups: • Audio (see page 53)  Auxiliary line in  ATAPI CD-ROM  Front panel audio • Power and hardware control (see page 55) ...

  • Page 53: Audio Connectors

    Technical Reference 2.8.2.2 Audio Connectors Figure 11 shows the location of the audio connectors. OM16423 Item Description For more information see: Front panel audio Table 19 ATAPI CD-ROM Table 20 S/PDIF (optional) Table 21 Auxiliary line in, ATAPI style Table 22 Figure 11.

  • Page 54: Front Panel Audio Connector

    Intel Desktop Board D848PMB Technical Product Specification Table 19. Front Panel Audio Connector Signal Name Signal Name Mono Mic in (Stereo Mic 1) Ground Mono Mic Bias (Stereo Mic 2) +5 V RIGHT_OUT Right channel return No connect LEFT_OUT Left channel return INTEGRATOR’S NOTE...

  • Page 55: Power And Hardware Control Connectors

    Technical Reference 2.8.2.3 Power and Hardware Control Connectors Figure 12 shows the location of the power and hardware control connectors. OM16424 Item Description For more information see: Rear chassis fan Table 23 +12 V power connector (ATX12V) Table 24 Processor fan Table 25 Main power Table 26...

  • Page 56: Atx12V Power Connector

    • Use only ATX12V-, SFX12V-, or TFX12V-compliant power supplies with the Desktop Board D848PMB. ATX12V, SFX12V, and TFX12V power supplies have an additional power lead that provides required supplemental power for the processor. Always connect the 20-pin and 4-pin leads of ATX12V, SFX12V, and TFX12V power supplies to the corresponding connectors on the desktop board, otherwise the board will not boot.

  • Page 57: Front Chassis Fan Connector

    Technical Reference Table 27. Front Chassis Fan Connector Signal Name Control +12 V Tach Table 28. Chassis Intrusion Connector Signal Name Intruder Ground...

  • Page 58: D848Pmb Add-In Board And Peripheral Interface Connectors

    Add-in Board and Peripheral Interface Connectors Figure 13 shows the location of the add-in board connector and peripheral connectors for the Desktop Board D848PMB. Note the following considerations for the PCI bus connectors: • All of the PCI bus connectors are bus master capable.

  • Page 59: Scsi Hard Drive Activity Led Connector (Optional)

    Technical Reference Table 29. SCSI Hard Drive Activity LED Connector (Optional) Signal Name SCSI_ACT# No connect Table 30. Serial ATA Connectors Signal Name Ground Ground Ground...

  • Page 60: External I/O Connectors

    Intel Desktop Board D848PMB Technical Product Specification 2.8.3 External I/O Connectors Figure 14 shows the locations of the external I/O connectors. OM16426 Item Description Color For more information see: Auxiliary front panel power/sleep/message-waiting LED Black Table 31 Front panel White...

  • Page 61: Connection Diagram For Front Panel Connector

    Technical Reference 2.8.3.1 Auxiliary Front Panel Power/Sleep/Message-Waiting LED Connector Pins 1 and 3 of this connector duplicate the signals on pins 2 and 4 of the front panel connector. Table 31. Auxiliary Front Panel Power/Sleep/Message-Waiting LED Connector Signal Name In/Out Description HDR_BLNK_GRN Front panel green LED...

  • Page 62: States For A One-Color Power Led

    Intel Desktop Board D848PMB Technical Product Specification 2.8.3.2.1 Hard Drive Activity LED Connector Pins 1 and 3 can be connected to an LED to provide a visual indicator that data is being read from or written to a hard drive. Proper LED function requires one of the following: •...

  • Page 63: Connection Diagram For Front Panel Usb Connectors

    Technical Reference 2.8.3.3 Front Panel USB Connectors Figure 16 is a connection diagram for the front panel USB connectors. INTEGRATOR’S NOTES • The +5 V DC power on the USB connector is fused. • Pins 1, 3, 5, and 7 comprise one USB port. •...

  • Page 64: Jumper Blocks

    Intel Desktop Board D848PMB Technical Product Specification 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 Desktop Board could be damaged.

  • Page 65: Bios Setup Configuration Jumper Block

    Technical Reference Table 35 describes the two configurations of this connector/jumper block. CAUTION Do not place jumpers on this block in any configuration other than the one described in Table 35. Other jumper configurations are not supported and could damage the Desktop Board. Table 35.

  • Page 66: Mechanical Considerations

    Intel Desktop Board D848PMB Technical Product Specification 2.10 Mechanical Considerations The Desktop Board D848PMB is designed to fit into either a microATX or an ATX-form-factor chassis. Figure 18 illustrates the mechanical form factor for the Desktop Board D848PMB. Dimensions are given in inches [millimeters]. The outer dimensions are 9.60 inches by 8.50 inches [243.84 millimeters by 215.90 millimeters].

  • Page 67: I/O Shield

    Technical Reference 2.10.1 I/O Shield The back panel I/O shield for the Desktop Board D848PMB must meet specific dimension and material requirements. Systems based on this Desktop Board need the back panel I/O shield to pass certification testing. Figure 19 shows the I/O shield. Dimensions are given in inches to a tolerance of ±0.02 inches.

  • Page 68: Electrical Considerations

    1.40 A 2.11.2 Add-in Board Considerations The Desktop Board D848PMB 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 for a fully loaded Desktop Board D848PMB (all four expansion slots filled) must not exceed 8 A.

  • Page 69: Power Supply Considerations

    The ATX form factor specification 2.12 Thermal Considerations CAUTION The use of an Intel Pentium 4 processor operating above 2.80 GHz with this Intel desktop board requires the following: • A chassis with appropriate airflow to ensure proper cooling of the components on the board •...

  • Page 70: Localized High Temperature Zones

    Intel Desktop Board D848PMB Technical Product Specification CAUTION Ensure that the ambient temperature does not exceed the Desktop Board’s maximum operating temperature. Failure to do so could cause components to exceed their maximum case temperature and malfunction. For information about the maximum operating temperature, see the environmental specifications in Section 2.14.

  • Page 71: Thermal Considerations For Components

    Technical Reference Table 39 provides maximum case temperatures for the Desktop Board D848PMB components that are sensitive to thermal changes. The operating temperature, current load, or operating frequency could affect case temperatures. Maximum case temperatures are important when considering proper airflow to cool the Desktop Board D848PMB.

  • Page 72: Reliability

    Procedure, TR-NWT-000332, Issue 4, September 1991. The MTBF prediction is used to estimate repair rates and spare parts requirements. The MTBF data is calculated from predicted data at 55 ºC. The Desktop Board D848PMB MTBF is 149979.68 hours. 2.14 Environmental Table 40 lists the environmental specifications for the Desktop Board D848PMB.

  • Page 73: Regulatory Compliance

    This section describes the Desktop Boards’ compliance with U.S. and international safety and electromagnetic compatibility (EMC) regulations. 2.15.1 Safety Regulations Table 41 lists the safety regulations the Desktop Board D848PMB complies with when correctly installed in a compatible host system. Table 41.

  • Page 74: European Union Declaration Of Conformity Statement

    Connect the equipment to a different electrical branch circuit from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. Any changes or modifications to the equipment not expressly approved by Intel Corporation could void the user’s authority to operate the equipment. 2.15.2.2 Canadian Compliance Statement This Class B digital apparatus complies with Canadian ICES-003.

  • Page 75: Product Ecology Statements

    2.15.4.2 Recycling Considerations Intel encourages its customers to recycle its products and their components (e.g., batteries, circuit boards, plastic enclosures, etc.) whenever possible. In the U.S., a list of recyclers in your area can be found at: http://www.eiae.org/...
  • Page 76 Intel Desktop Board D848PMB Technical Product Specification...

  • Page 77: Overview Of Bios Features

    3.10 BIOS Security Features....................84 3.1 Introduction The Desktop Board D848PMB use an Intel/AMI BIOS that is stored in the Firmware Hub (FWH) and can be updated using a disk-based program. The FWH contains the BIOS Setup program, POST, the PCI auto-configuration utility, and Plug and Play support.

  • Page 78: Resource Configuration

    Intel Desktop Board D848PMB Technical Product Specification 3.3 Resource Configuration 3.3.1 PCI Autoconfiguration The BIOS can automatically configure PCI devices. PCI devices may be onboard or add-in cards. Autoconfiguration lets a user insert or remove PCI cards without having to configure the system.

  • Page 79: System Management Bios (Smbios)

    Overview of BIOS Features 3.4 System Management BIOS (SMBIOS) SMBIOS is a Desktop Management Interface (DMI) compliant method for managing computers in a managed network. The main component of SMBIOS is the Management Information Format (MIF) database, which contains information about the computing system and its components. Using SMBIOS, a system administrator can obtain the system types, capabilities, operational status, and installation dates for system components.

  • Page 80: Bios Updates

    Legacy USB support is for keyboards, mice, and hubs only. Other USB devices are not supported in legacy mode. 3.6 BIOS Updates The BIOS can be updated using either of the following utilities, which are available on the Intel World Wide Web site: •...

  • Page 81: Custom Splash Screen

    This splash screen can be augmented with a custom splash screen. A utility is available from Intel to assist with creating a custom splash screen. The custom splash screen can be programmed into the flash memory using the BIOS upgrade utility.

  • Page 82: Boot Options

    Intel Desktop Board D848PMB Technical Product Specification 3.8 Boot Options In the BIOS Setup program, the user can choose to boot from a diskette drive, hard drives, CD-ROM, or the network. The default setting is for the diskette drive to be the first boot device, the hard drive second, and the ATAPI CD-ROM third.

  • Page 83: Fast Booting Systems With Intel ® Rapid Bios Boot

    It is possible to optimize the boot process to the point where the system boots so quickly that the Intel logo screen (or a custom logo splash screen) will not be seen. Monitors and hard disk drives with minimum initialization times can also contribute to a boot time that might be so fast that necessary logo screens and POST messages cannot be seen.

  • Page 84: Bios Security Features

    Intel Desktop Board D848PMB Technical Product Specification 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 85: Bios Setup Program

    4 BIOS Setup Program What This Chapter Contains Introduction.........................85 Maintenance Menu .....................86 Main Menu........................87 Advanced Menu......................89 Security Menu ......................106 Power Menu ......................107 Boot Menu ........................108 Exit Menu .........................111 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 D848PMB Technical Product Specification Table 47 lists the function keys available for menu screens. Table 47. 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: Main Menu

    BIOS Setup Program 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 49 describes the Main menu. This menu reports processor and memory information and is for configuring the system date and system time.

  • Page 88: Additional System Information Submenu

    Intel Desktop Board D848PMB Technical Product Specification 4.3.1 Additional System Information Submenu Maintenance Advanced Security Power Boot Exit Main Additional System Information Table 50 describes the Additional System Information submenu. This submenu reports system, desktop board, and chassis information. Table 50.

  • 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 Drive Configuration Floppy Configuration Event Log Configuration Video Configuration USB Configuration Chipset Configuration...

  • Page 90: Pci Configuration Submenu

    Intel Desktop Board D848PMB Technical Product Specification 4.4.1 PCI Configuration Submenu To access this submenu, select Advanced on the menu bar and then PCI Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration Drive 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 and then Boot Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration Drive Configuration Floppy Configuration Event Log Configuration Video Configuration USB Configuration Chipset Configuration...

  • Page 92: Peripheral Configuration Submenu

    Intel Desktop Board D848PMB Technical Product Specification 4.4.3 Peripheral Configuration Submenu To access this submenu, select Advanced on the menu bar and then Peripheral Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration Drive Configuration...
  • Page 93 BIOS Setup Program Table 54. Peripheral Configuration Submenu (continued) Feature Options Description • Disabled Parallel port Configures the parallel port. • Enabled Auto assigns LPT1 the address 378h and the interrupt IRQ7. • Auto (default) An * (asterisk) displayed next to an address indicates a conflict with another device.

  • Page 94: Drive Configuration Submenu

    Intel Desktop Board D848PMB Technical Product Specification 4.4.4 Drive Configuration Submenu To access this submenu, select Advanced on the menu bar and then Drive Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration Drive Configuration...
  • Page 95 BIOS Setup Program Table 55. Drive Configuration Submenu (continued) Feature Options Description • Disabled (default) Specifies the hard disk drive pre-delay. Hard Disk Pre-Delay • 1 Second • 2 Seconds • 3 Seconds • 4 Seconds • 5 Seconds • 6 Seconds •...
  • Page 96 Intel Desktop Board D848PMB Technical Product Specification 4.4.4.1 SATA/PATA Submenus To access these submenus, select Advanced on the menu bar, then Drive Configuration, and then the master or slave to be configured. Maintenance Main Security Power Boot Exit Advanced PCI Configuration...

  • Page 97: Sata/Pata Submenus

    BIOS Setup Program Table 56. SATA/PATA Submenus Feature Options Description Drive Installed No options Displays the type of drive installed. • Auto (default) Type Specifies the IDE configuration mode for IDE devices. • User User allows capabilities to be changed. Auto fills-in capabilities from ATA/ATAPI device.

  • Page 98: Floppy Configuration Submenu

    Intel Desktop Board D848PMB Technical Product Specification 4.4.5 Floppy Configuration Submenu To access this menu, select Advanced on the menu bar and then Floppy Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration Drive Configuration...

  • Page 99: Event Log Configuration Submenu

    BIOS Setup Program 4.4.6 Event Log Configuration Submenu To access this menu, select Advanced on the menu bar and then Event Log Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration Drive Configuration Floppy Configuration Event Log Configuration Video Configuration USB Configuration...

  • Page 100: Video Configuration Submenu

    Intel Desktop Board D848PMB Technical Product Specification 4.4.7 Video Configuration Submenu To access this menu, select Advanced on the menu bar and then Video Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration Drive Configuration...

  • Page 101: Usb Configuration Submenu

    BIOS Setup Program 4.4.8 USB Configuration Submenu To access this menu, select Advanced on the menu bar and then USB Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration Drive Configuration Floppy Configuration Event Log Configuration Video Configuration USB Configuration Chipset Configuration...

  • Page 102: Chipset Configuration Submenu

    Intel Desktop Board D848PMB Technical Product Specification 4.4.9 Chipset Configuration Submenu To access this menu, select Advanced on the menu bar and then Chipset Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration Drive Configuration...
  • Page 103 BIOS Setup Program Table 61. Chipset Configuration Submenu (continued) Feature Options Description • Auto (default) CPC Override Controls the CPC/1n rule mode. • Enabled Enabled allows the DRAM controller to attempt chip select assertions in two consecutive common clocks. • Disabled •...

  • Page 104: Fan Control Configuration Submenu

    Intel Desktop Board D848PMB Technical Product Specification 4.4.10 Fan Control Configuration Submenu To access this menu, select Advanced on the menu bar and then Fan Control Configuration. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration...

  • Page 105: Hardware Monitoring

    BIOS Setup Program 4.4.11 Hardware Monitoring To access this screen, select Advanced on the menu bar and then Hardware Monitoring. Maintenance Main Security Power Boot Exit Advanced PCI Configuration Boot Configuration Peripheral Configuration Drive Configuration Floppy Configuration Event Log Configuration Video Configuration USB Configuration Chipset Configuration...

  • Page 106: Security Menu

    Intel Desktop Board D848PMB 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 64 is for setting passwords and security features.

  • Page 107: 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 ACPI The menu represented in Table 65 is for setting the power management features. Table 65.

  • Page 108: Boot Menu

    PXE Boot to LAN Disables/enables PXE boot to LAN. • Enabled Note: When set to Enabled, you must reboot for the Intel Boot Agent device to be available in the Boot Device menu. • Disabled USB Boot Disables/enables booting to USB boot devices.

  • Page 109: Boot Device Priority Submenu

    The default settings for the first through fourth boot devices are, respectively: • Removable Dev. • Hard Drive • ATAPI CD-ROM • Intel Boot Agent Note: The boot device identifier for Intel Boot Agent (IBA) may vary depending on the BIOS release.

  • Page 110: Hard Disk Drives Submenu

    Intel Desktop Board D848PMB Technical Product Specification 4.7.2 Hard Disk Drives Submenu To access this menu, select Boot on the menu bar and then Hard Disk Drives. Maintenance Main Advanced Security Power Exit Boot Boot Device Priority Hard Disk Drives...

  • Page 111: Atapi Cd-Rom Drives Submenu

    BIOS Setup Program 4.7.4 ATAPI CD-ROM Drives Submenu To access this menu, select Boot on the menu bar and then ATAPI CD-ROM Drives. Maintenance Main Advanced Security Power Exit Boot Boot Device Priority Hard Disk Drives Removable Devices ATAPI CD-ROM Drives The submenu represented in Table 71 is for setting ATAPI CD-ROM drive priority.
  • Page 112 Intel Desktop Board D848PMB Technical Product Specification...

  • Page 113: Error Messages And Beep Codes

    5 Error Messages and Beep Codes What This Chapter Contains BIOS Error Messages....................113 Port 80h POST Codes....................115 Bus Initialization Checkpoints ...................119 Speaker ........................120 BIOS Beep Codes ....................120 5.1 BIOS Error Messages Table 73 lists the error messages and provides a brief description of each. Table 73.
  • Page 114 Intel Desktop Board D848PMB Technical Product Specification Table 73. 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 115: 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 116: Runtime Code Uncompressed In F000 Shadow Ram

    Intel Desktop Board D848PMB Technical Product Specification Table 76. 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 117 Error Messages and Beep Codes Table 76. 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 118 Intel Desktop Board D848PMB Technical Product Specification Table 76. 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 119: Bus Initialization Checkpoints

    Error Messages and Beep Codes Table 76. 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 120: Speaker

    EISA devices ISA PnP devices PCI devices 5.4 Speaker A 47 Ω inductive speaker is mounted on the Desktop Board D848PMB. The speaker provides audible error code (beep code) information during POST. For information about Refer to The location of the onboard speaker on the Desktop Board D848PMB Figure 1, on page 14 5.5 BIOS Beep Codes...

  • Page 121: Beep Codes

    Error Messages and Beep Codes If POST completes normally, the BIOS issues one short beep before passing control to the operating system. Table 80. Beep Codes Beep Description Refresh failure Parity cannot be reset First 64 KB memory failure Timer not operational Not used 8042 GateA20 cannot be toggled Exception interrupt error...
  • Page 122 Intel Desktop Board D848PMB Technical Product Specification...

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