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Intel D850EMD2 Specification
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Intel D850EMD2 Specification

Intel D850EMD2 Specification

Desktop board
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®
Intel
Desktop Board
D850EMD2
Specification Update
Release Date: November 2003
Order Number: A96646-007
The Intel
Desktop Board D850EMD2 may contain design defects or errors known as errata,
which may cause the product to deviate from published specifications. Current characterized
errata are documented in this Specification Update.

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Summary of Contents for Intel D850EMD2

  • Page 1 Release Date: November 2003 Order Number: A96646-007  The Intel Desktop Board D850EMD2 may contain design defects or errors known as errata, which may cause the product to deviate from published specifications. Current characterized errata are documented in this Specification Update.
  • Page 2 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: Table Of Contents

    CONTENTS REVISION HISTORY ...........................v PREFACE ..............................vi  Specification Update for the Intel Desktop Board D850EMD2 GENERAL INFORMATION ..........................3 SPECIFICATION CHANGES ........................5 ERRATA...............................8 SPECIFICATION CLARIFICATIONS......................9...

  • Page 5: Revision History

     Intel Desktop Board D850EMD2 Specification Update REVISION HISTORY Date of Revision Version Description June 2002 -001 This document is the first Specification Update for the  Intel Desktop Board D850EMD2. August 2002 -002 Added Specification Change 1. Removed Printed Board Assembly (PBA) information from the document, as this reference is no longer valid.

  • Page 6: Preface

    (Order Number 298247) for specification updates concerning the 82850/82850E MCH Controller and that may apply to the desktop board D850EMD2. Unless otherwise noted in this document, it should be assumed that any MCH errata for a given stepping are applicable to the Altered Assembly (AA) revision(s) associated with that stepping.

  • Page 7: Specification Update For The Intel Desktop Board D850Emd2

    Specification Update for the ® Intel Desktop Board D850EMD2...

  • Page 9: General Information

    D850EMD2.  Refer to the Intel 82850 Chipset Family: 82850/82850E Memory Controller Hub (MCH) Specification Update (Order Number 298247) for errata related to the 82850/82850E MCH that may apply to the desktop board D850EMD2.   Refer to the Intel...
  • Page 10 The following table indicates the Specification Changes, Errata, Specification Clarifications, or Documentation Changes that apply to the desktop board D850EMD2. Intel intends to fix some of the errata in a future revision of the desktop board, and to account for the other outstanding issues through documentation or specification changes as noted.

  • Page 11: Specification Changes

    Desktop Board D850EMD2/D850EMV2 Specification Update for the most up-to-date list of supported processors for these boards. ® The desktop boards D850EMD2/D850EMV2 support a single Pentium processor (in a µPGA478 socket) with a system bus of 400/533 MHz. Table lists the supported processors.
  • Page 12 533 MHz 512 KB 2.80 GHz The list of supported processors for the desktop boards D850EMD2/D850EMV2 is available from Intel’s World Wide Web site. All supported onboard memory can be cached. See the processor’s data sheet for cachability limits. ✏ NOTE BIOS revision MV85010A.86A.0038.P15 or greater is required for the board to...
  • Page 13  Intel Desktop Board D850EMD2 Specification Update Support For Faster Intel  Pentium  4 Processors to Table 5 of Section 1.6 Processor Table 5 in section 1.6, Processor will change in its entirety as follows: Table 5. Supported Processors...

  • Page 14: Errata

    (VccSus3_3 and VccSus1_8) is valid, instead of asserting   it for 10 ms after valid power, which is required by the Intel 82801BA I/O Controller Hub 2 (ICH2) and Intel 82801BAM I/O Controller Hub 2 Mobile (ICH2-M) Datasheet (order number 290687). The result is that LAN wake attempts may fail.

  • Page 15: Specification Clarifications

    • One CNR connector (optional), shared with PCI bus connector 3 (ATX expansion slot 1) on the desktop board D850EMD2 or with PCI bus connector 6 (ATX expansion slot 1) on the desktop board D850EMV2. ✏...
  • Page 16 (PCI vs. AGP) but refers to an actual slot location on a chassis. Figure 15 on page 63 illustrates the desktop board D850EMD2’s PCI slot numbering. Figure 16 on page 64 illustrates the desktop board D850EMV2’s PCI slot numbering.