1.2 System Unit 1 Hardware Overview
1.2 System Unit
The system unit is composed of the following major components:
Processor
Portability Intel Celeron® CPU up to 2.8GHZ(without HTT) •
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Portability Intel Pentium® 4 (NW) CPU up to 3.06GHZ (without HTT)
Portability Intel Pentium® 4 (NW) CPU up to 3.2GHZ (with HTT)
Portability Intel Pentium® 4(Prescott) CPU up to 3.46GHZ(with HTT)
Micro FC-PGA package CPU
Memory Controller Hub (MCH)
• System DDR SDRAM
– Two JEDEC standard 200-pins DDR SDRAM SO-DIMM connectors,
support +2.5V 256/512MB/1024MB each connector.
• System BIOS
– 512KB Flash ROM
System Logic
• Intel 852GME chipset GMCH
• Integrated DRAM controller
• Hub Interface to Intel ICH4-M
• Power Management Functions
Video Subsystem
• UMA VGA Memory up to 64MB
• Display Core Frequency of 200/250/266MHZ
• 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 SXGA+ panel,
resolution with frequency range from 25MHZ to 112MHZ per channel.
SMsC LPC 47N227 Super I/O with LPC Interface
• PC99 and ACPI 1.0b Compliant
• Programmable Wakeup Event Interface
• SMI Support
• Two IRQ Input Pins
Satellite A30 Series Maintenance Manual 1-5