User Guide

1.2 System Unit 1 Hardware Overview
1.2 System Unit
The system unit is composed of the following major components:
 Processor
• Intel
®
Celeron
®
Processor up to 2.8 GHz
• Mobile Intel
®
Pentium
®
4 Processor up to 3.06GHz
• Mobile Intel
®
Pentium
®
4 Processor up to 3.2GHz supporting HT Technology
• Mobile Intel
®
Pentium
®
4 Processor up to 538 or higher supporting HT Technology
• Micro FC-PGA package CPU
 System Logic
• ATI Mobility RADEON™ 9000IGP/216CLS3BGA21H
• Integrated DRAM controller
• Hub Interface to ATI IXP150/218S2EBNA43
• Power Management Functions
 Keyboard Controller
• KB910 is use as keyboard controller and battery management unit
 Memory
• System DRAM
• One JEDEC standard 200-pins DDR SO-DIMM memory support +2.5V
PC2700 128/256/512MB/1024MB.
• System & KB Combine ROM BIOS
• 512KB Flash ROM
 Video Subsystem (ATI Mobility RADEON™)
• UMA VGA Memory up to 128MB
• Display Core Frequency of 200/250/266/333MHZ
• 3D Graphics Engine
• Analog Display support
• Digital Video out port(DVOB and DVOC)support
• DVOB With 165-MHZ clot clock support for 12 bit interface.
• Dedicated 2FP(local flat panel) interface
• Single or dual channel LVDS panel support up to WXGA panel, resolution with
frequency range from 25MHZ to 112MHZ per channel.
 SMsC LPC 47N217 Super I/O with LPC Interface
• PC99a, PC2001
• ACPI 2.0 Compliant
Satellite A70 Series Maintenance Manual 1-5