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Architectural view – HP A7818-IE002 User Manual

Page 32

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System Board

System Board Description

Chapter 2

32

Architectural View

LPC / FWH Link

850

Memory

Controller Hub

(MCH)

82850

1.5V

AGP
PRO

Connector

I/O Controller Hub

(ICH) 82801AA

MaxiLife

monitor-

ing chip

Serial

EEPROM

Dual Rambus Channel

SMBus

Address (36)

Control

Data (64)

ATA/100 2

channels

AGP 4x Bus

(133MHz

(1GB/sec data

transfer rate)

4 x USB

controller

LCD

status

panel

Parallel

and serial

ports

Socket 423

PS2

Keyboard,

PS2 mouse,

and floppy

Slot 1 - 32-bit/33MHz

Slot 2- 32-bit/33MHz

Slot 3 - 32-bit/33MHz

HUB LINK 8

(266 MB/s data transfer

rate)

2 IDE

connectors

4 USB

connectors

FirmWare

Hub (FWH)

82802AA

USB

Super

I/O

NS 87364

SM Bus

controller

Fans

PCI Bus (32-bit, 33 MHz)

133 MB/s data transfer rate

AC’97

audio

controller

I/O Controller Hub2

(ICH2) 82801BA

PCI bridge

IDE

controller

3.2GB/s at
400MHz data
transfer rate

LPC

bridge

Slot 4 - 32-bit/33MHz

Slot 5 - 32-bit/33MHz

Four
onboard
RIMM
sockets
supporting
RDRAM
memory.

Intel Pentium IV

processor

100 MHz two-way
System Bus (Data
Bus runs at 4 x
100 MHz, 3.2 GB/s
transfer rate)

LAN

Interface