User's Manual

11-29-1999_14:43 1
INTEL(R) 820 CHIPSET
DUAL PROCESSOR CUSTOMER REFERENCE SCHEMATICS
PCD PLATFORM DESIGN
REV:
DRAWN BY:
LAST REVISED:
PROJECT:
SHEET:
FOLSOM, CALIFORNIA 95630
1900 PRAIRIE CITY ROAD
87654321
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TITLE: INTEL(R) 820 CHIPSET DUAL PROCESSOR CUSTOMER REFERENCE BOARD
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Note that these schematics are preliminary and are subject to change.
THESE SCHEMATICS ARE PROVIDED “AS IS” WITH NO WARRANTIES WHATSOEVER,
INCLUDING ANY WARRANTY OF MERCHANTABILITY, FITNESS FOR ANY PARTICULAR
PURPOSE, OR ANY WARRANTY OTHERWISE ARISING OUT OF PROPOSAL,
SPECIFICATION OR SAMPLES.
Information in this document is provided in connection with Intel products. No license, express or
implied, by estoppel or otherwise, to any intellectual property rights is granted by this document.
Except as provided in Intel's Terms and Conditions of Sale for such products, Intel assumes no
liability whatsoever, and Intel disclaims any express or implied warranty, relating to sale and/or
use of 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.
The Intel® 820 chipset 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.
Intel may make changes to specifications and product descriptions at any time, without notice.
Copyright © Intel Corporation 1999.
*Third-party brands and names are the property of their respective owners.
Title Page
Cover Sheet 1
Block Diagram 2
Processor Connector 3, 4, 5, 6
Clock Synthesizer 7
MCH 8, 9
ICH 10, 11
FWH 12
RIMM Sockets 13
Super I/O 14
Audio 15, 16
Audio/Modem Riser 17
LAN 18, 19
System 20
AGP Connector 21
PCI Connectors 22, 23
IDE Connectors 24
USB Connectors 25
Para llel Po rt 26
Serial Ports 27
Keyboard/Mouse/Floppy Ports 28
Game Port 29
VRM 30
Voltage Regulators 31, 32
Pow er Connector 33
PCI/AGP Pullups/Pulldow ns 34
Rambus Termination 35
Decoupling 36, 37
Revision History 38