Schematic lenovo thinkpad x200t lcm caramel-1 07251-2-0731 rev 2 schematic schematic

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lenovo thinkpad x200t lcm caramel-1 07251-2-0731 rev 2 schematic 1

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Technical Specifications

Parameter	Value
Brand	Wistron Corporation
Model	Caramel-12
Motherboard Manufacturer	Wistron Corporation
Project Code	91.4Y401.001
Board Number	A3162
Revision	Pre-DV/DV0
Date	Thursday, July 31, 2008
CPU Platform	Penryn LV/ULV SFF
PCH / Southbridge	Intel ICH9-M SFF
GPU Type	Intel Cantiga-GS
Graphics Architecture	Integrated Graphics
EC / KBC	H8S/2116
EC/KBC Package	BG20VK
Audio Codec	ALC268
BIOS / SPI Flash	SPI-FLASH
Charging IC	ADP3808
Charger Architecture	Battery Charger/Selector
Power IC(s)	TPS51221, VT1311, VT3515, BD3550, MAX1510
RAM Type	DDR3 1067/800
RAM Architecture	Channel A, Channel B
RAM Quantity / Slots	2
Thermal Sensor	MAX6622, LM26
Card Reader IC	R5C811
USB Hub IC	USB2514
LAN IC	BOAZMAN
WiFi / WLAN IC	Intel
Super I/O	PC87385
HDMI Level Shifter	VT451, VT450

Technical Summary

The Wistron Caramel-12 motherboard, documented under Project Code 91.4Y401.001 and Board Number A3162, is a Pre-DV/DV0 revision platform dated July 31, 2008. It is built around the Intel Penryn LV/ULV SFF processor and Intel Cantiga-GS integrated graphics, paired with the Intel ICH9-M SFF southbridge. Memory architecture consists of two DDR3 1067/800MHz SODIMM slots configured as Channel A and Channel B. The embedded controller is a Renesas H8S/2116 in a BG20VK package. System management is handled by a Super I/O PC87385 and thermal monitoring via MAX6622 and LM26 sensors. Power management includes an ADP3808 battery charger/selector, TPS51221 system DC/DC converter, and multiple voltage regulators including VT1311, VT3515, BD3550, and MAX1510. The board features an SPI-FLASH BIOS, an ALC268 audio codec, a BOAZMAN LAN controller, a USB2514 USB hub, and an R5C811 card reader. Display connectivity includes an LVDS interface for a 12.1" WXGA LCD, a CRT port, and a DisplayPort with VT451/VT450 level shifters.

Technician FAQ

Q: What is the board number and project code for this motherboard?

A: The board number is A3162 and the project code is 91.4Y401.001.

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

A: The EC/KBC is a Renesas H8S/2116 in a BG20VK package.

Q: What BIOS flash type is used on this motherboard?

A: The BIOS is an SPI-FLASH type.

Q: What is the memory architecture of this motherboard?

A: The motherboard supports two DDR3 1067/800MHz SODIMM slots configured as Channel A and Channel B.

Indexed motherboard components

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

91.4Y401.001 Project Code A3162 Board Number Penryn LV/ULV SFF CPU Platform ICH9-M SFF PCH / Southbridge Intel Cantiga-GS Graphics Integrated Graphics Graphics H8S/2116 EC / KBC ALC268 Audio Codec ADP3808 Charging / PD IC BD3550 Power IC MAX1510 Power IC TPS51221 Power IC VT1311 Power IC VT3515 Power IC DDR3 1067/800 RAM Type LM26+ Thermal / Fan Control MAX6622 Thermal / Fan Control R5C811 Card Reader IC USB2514 USB Controller Intel WiFi / WLAN PC87385 Super I/O VT450 Signal Conditioning IC VT451 Signal Conditioning IC