System Unit - Toshiba Tecra A3-S711 Maintenance Manual

1 Hardware Overview
1.2

System Unit

The system unit is composed of the following major components:
? Processor
Intel Celeron M CPU up to 1.5GHz 0.09u, 1M L2, FSB 400MHz
Intel Pentium M CPU up to 2.13GHz 0.09u, 2M L2, FSB 533MHz
Micro FC-PGA package CPU
? System Logic
Intel 915PM (Alviso-PM)/ Intel 915GM (Alviso-GM) (400/533 MHz FSB
supported)
ICH6-M
ENE KB910 for Keyboard Controller, Battery management Unit, and RTC.
TI PCI7411 for Card Bus PCMCIA, 1394, 5 in 1 controller.
Integrated VGA solution for 915GM/ External VGA card for 915PM
ALC250DV for AC97 Codec
Marvell 88SA8040 for SATA to PATA HDD support
Marvell 88E8053 for GIGA LAN/ Marvell 88E8036 for 10/100M LAN
? Memory
On board with two 200-pin +2.5V SO-DIMM connector, supporting, DDR
memories card. Maximum up gradable to 2GB by two 1GB SO-DIMM module.
1MB/2MB L2 Cache on CPU
Support 64MB/128MB VGA memory for NV43M/M24P/M22P.
Adjustable 128MB UMA VGA memory share from North Bridge.
? Fixed Disk Interface
Marvell 88SA8040 supports PATA HDD.
? Video Subsystem
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 SXGA+ 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
Serial Ports
One Full Function Serial Port
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1.2 System Unit

Tecra A3/S2 Series Maintenance Manual