42W9856

3/5/2007

To learn more about ThinkVantage technologies and other items, open the ThinkVantage Productivity Center by pressing the ThinkVantage button.

Productivity Center

Productivity Center guides you to a host of information and tools to help you set up, understand, maintain, and enhance your ThinkPad computer.

Access ConnectionsTM

Access Connections allows you to seamlessly switch between wired and wireless environments while automatically managing security settings, printers, home page and other location-specific settings.

Client Security Solution (specific models only)

This unique hardware-software combination helps protect your data, including vital security information like passwords, encryption keys and electronic credentials, while helping to guard against unauthorized access to data.

Using Access Help (online manual) and the included manuals

To find detailed information about your ThinkPad computer, open Access Help, or see the Safety and Warranty Guide or the Service and Troubleshooting Guide.

Access Help

Access Help is a comprehensive online manual that provides answers to most of your questions about your computer, helps you to configure preinstalled features and tools, or solve problems.

To open Access Help, do either of the following:

-Press the ThinkVantage button. Under Quick Links in the ThinkVantage Productivity Center, click "Access on-system help."

-Click Start, move the pointer to All Programs; then to ThinkVantage. Click Access Help.

Rescue and RecoveryTM

Rescue and Recovery includes a set of recovery tools to help you diagnose, get help and recover from system crashes quickly, even if the primary operating system will not boot and you are unable to contact your support team.

System Migration AssistantTM

System Migration Assistant helps get you up and running by quickly and accurately migrating your data and settings to your new computer.

System Update

System Update downloads new Lenovo software, drivers and BIOS available for your ThinkPad computer.

To learn more, press the ThinkVantage button:

Safety and Warranty Guide

-Important safety information

-Operating environment and other important notices -Warranty information

Service and Troubleshooting Guide

-Introduction to other sources of information

-Important tips for taking care of your computer -Diagnostics and troubleshooting

-Recovery options -Help and service

-Warranty information for your computer

* Additional unpacking notes:

1)Some models may contain items that are not listed.

2)If any item is missing or damaged, please contact your place of purchase.

3)Everything for recovering factory-installed files and applications is on your hard disk eliminating the need for a recovery disc. For more information, see "Recovery options" in the Service and Troubleshooting Guide.

Copyright Lenovo 2007.

The following terms are trademarks of Lenovo in the United States, other countries, or both:

All rights reserved.

Lenovo

 

Access Connections

 

ThinkPad

 

TrackPoint

 

ThinkVantage

 

ThinkLight

 

UltraConnect

 

UltraNav

 

Rescue and Recovery

 

System Migration Assistant

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Lenovo P/N 42W9856 warranty Using Access Help online manual and the included manuals

P/N 42W9856 specifications

The Lenovo P/N 42W9856 is a high-quality battery equipped for select Lenovo laptops, particularly those that belong to the ThinkPad series. Designed for professionals who value productivity and reliability, this battery exemplifies the performance standards that Lenovo is known for. With an emphasis on efficiency, durability, and innovation, the 42W9856 battery serves as a practical solution for mobile users who require extended periods of use without the hassle of constant recharging.

One of the standout features of the Lenovo P/N 42W9856 is its impressive capacity of 4400mAh. This allows the battery to provide a considerable amount of power, enabling users to work longer without interruption. Perfect for long business trips or meetings, this battery ensures that you can stay productive for extended periods while on the go.

The battery supports Lenovo's advanced power management technologies. These technologies help optimize the battery’s performance and lifespan, ensuring efficient energy usage and thus reducing the operational costs associated with power consumption. Additionally, the unit is designed with high-grade lithium-ion cells that not only offer higher energy density but also contribute to lighter overall weight. This feature helps maintain the portability that is crucial for mobile computing.

Safety is another critical aspect of the Lenovo P/N 42W9856. It incorporates advanced circuit protection mechanisms which prevent overcharging, overheating, and short-circuiting. This commitment to safety makes it a dependable choice for users who rely on their laptops for critical tasks.

Furthermore, the battery's design is made to fit seamlessly into supported Lenovo laptop models, ensuring easy installation and compatibility. The Lenovo P/N 42W9856 also usually comes with a one-year warranty, reflecting the manufacturer's confidence in its quality and durability.

In conclusion, the Lenovo P/N 42W9856 battery is an exceptional option for Lenovo laptop users seeking a reliable, high-capacity power source. Its combination of superior capacity, safety features, and compatibility with various models makes it an excellent choice for anyone looking to enhance their laptop’s performance while ensuring high standards of efficiency and reliability.