Toshiba S2 manual System Unit

1 Hardware Overview 1.2 System Unit

1.2System 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

1-10 Tecra A3/S2 Series Maintenance Manual