HP Workstation x2000 hp workstation x2000 - Technical Reference and Troublesho - Page 54
System Block Diagram Using ICH2
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System Board The Input/Output Controller Hub 2 (82801BA) Figure 2-8 System Block Diagram Using ICH2 Address (36) Control Data (64) Intel Pentium IV Processor I850 Memory Controller Hub (MCH) System Bus Keyboard, mouse, and floppy Parallel and serial ports 2 IDE connectors 4 USB connectors Super I/O ATA/100 2 channels USB I/IO/OCCoonnttrroolllleerrHHubub (I(CICHH)2)8822880011BAAA IDE Controller 4 x USB Controller PCI Bridge CS audio codec (CS4280) PCI bus (32-bit, 33MHz) 133MB/s data transfer rate Slot 1 Slot 2- DMA Controller SM Bus Controller LPC/FWH link FirmWare Hub (FWH) 82802AA Serial EEPROM SMBus MaxiLife Monitoring Chip Fans LCD Status Panel Slot 3 Slot 4 Slot 5 - 54 Chapter 2
System Board
The Input/Output Controller Hub 2 (82801BA)
Chapter 2
54
Figure 2-8
System Block Diagram Using ICH2
LPC/FWH link
I850 Memory
Controller Hub
(MCH)
MaxiLife
Monitor-
ing Chip
Serial
EEPROM
SMBus
Address (36)
Control
Data (64)
ATA/100 2
channels
4 x USB
Controller
LCD
Status
Panel
Parallel
and serial
ports
Keyboard,
mouse,
and floppy
System Bus
2 IDE
connectors
4 USB
connectors
FirmWare
Hub
(FWH)
82802AA
USB
Super
I/O
SM Bus
Controller
Fans
Intel Pentium IV
Processor
I/O Controller Hub
(ICH2) 82801BA
PCI Bridge
IDE
Control
ler
DMA
Controller
CS audio
codec
(CS4280)
Slot 1 -
Slot 2-
Slot 3 -
PCI bus (32-bit, 33MHz)
133MB/s data transfer rate
Slot 4 -
Slot 5 -