Schematic ibm thinkpad x40 s note-1.0 mini-sit-final-u rev 2 schematic schematic

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ibm thinkpad x40 s note-1.0 mini-sit-final-u rev 2 schematic 1

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Technical Specifications

Parameter	Value
Brand	Wistron Corporation
Motherboard Manufacturer	Wistron Corporation
Document Number	A3166
Date	Friday, January 30, 2004
CPU Platform	Banias/Dothan Intel Mobile CPU
PCH / Southbridge	Intel ICH4-M
GPU Type	Integrated Graphics
Graphics Architecture	Motara-GM Plus
EC / KBC	H8S/2161B
Audio Codec	AD1981B
BIOS / SPI Flash	SST-49LF008F
Charging IC	MAX1870C
Charger Architecture	Battery Charger/Selector
Power IC(s)	MAX1977, MAX1992, MAX1907, MAX1845, MAX8873, ALP2996MR
RAM Type	DDR
RAM Architecture	On-Board DDR SODIMM x 2
RAM Quantity / Slots	2 SODIMM sockets
Card Reader IC	RICOH R5C5811
USB Hub IC	SMSC USB20H04
LAN IC	Intel 82562EZ, Intel 82541EX
WiFi / WLAN IC	Mini-PCI 802.11a/b/g
Thermal Sensor	LM83, LM26, DS75, AT24RF08CN

Technical Summary

This Wistron Corporation motherboard (Document Number A3166, dated January 30, 2004) is built around the Intel Banias/Dothan Mobile CPU platform with an Intel ICH4-M southbridge and integrated Motara-GM Plus graphics. The system uses DDR memory via two on-board SODIMM sockets. The EC/KBC is an H8S/2161B, and the BIOS flash is an SST-49LF008F. Power management is handled by a suite of ICs including the MAX1977, MAX1992, MAX1907, MAX1845, MAX8873, and ALP2996MR, with battery charging managed by a MAX1870C charger/selector. Audio is provided by an AD1981B codec. Networking includes both an Intel 82562EZ 10/100 PHY and an Intel 82541EX Gigabit LAN controller, with wireless connectivity via a Mini-PCI 802.11a/b/g slot. The system also features a RICOH R5C5811 Cardbus + SD card controller and an SMSC USB20H04 USB hub.

Technician FAQ

Q: What BIOS IC model is used on this motherboard?

A: The BIOS flash is an SST-49LF008F.

Q: What EC/KBC controller is used on this motherboard?

A: The EC/KBC is an H8S/2161B.

Q: What is the charging architecture of this motherboard?

A: The charging architecture uses a MAX1870C Battery Charger/Selector.

Q: What memory architecture does this motherboard support?

A: The motherboard supports DDR memory via two on-board SODIMM sockets.

Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.

Indexed motherboard components

Open a component to see every indexed schematic that uses the same part.

Banias CPU Platform Dothan CPU Platform ICH4 PCH / Southbridge Motara-GM Plus Graphics Model H8S/2161B EC / KBC AD1981B Audio Codec 49LF008F Firmware Flash Memory MAX1870C Charging / PD IC ALP2996MR Power IC MAX1845 ( Power IC MAX1907 Power IC MAX1977 Power IC MAX1992 Power IC MAX8873 Power IC DDR RAM Type RICOH R5C5811 Card Reader IC USB20H04 USB Controller 82541EX LAN Controller 82562EZ LAN Controller AT24RF08CN Thermal / Fan Control