Chapter 8. Getting information, help, and service

If you need help, service, or technical assistance or just want more information about products manufactured by Lenovo, you will find a wide variety of sources available from Lenovo to assist you.

Information resources

This section provides information on how to access useful resources relating to your computing needs.

Online Books folder

The Online Books folder provides publications to help you set up and use your computer. The Online Books folder is preinstalled on your computer and requires no Internet access to view the publications. In addition to this User Guide you are reading, the Hardware Replacement Guide is also available in the Online Books folder.

The Hardware Replacement Guide provides step-by-step instructions for replacing Customer Replacement Units (CRUs) in your computer. CRUs are computer parts that can be upgraded or replaced by the customer.

To view a publication, open the Start menu from the Windows desktop, select All Programs, select Online Books, and click Online Books. Double-click on the appropriate publication for your computer. The publications also are available on the Lenovo Web site at http://www.lenovo.com.

Notes:

1.These publications are in Portable Document Format (PDF) format, which requires Adobe Acrobat Reader to be installed. If Adobe Acrobat Reader has not yet been installed on your computer, a message will appear when you attempt to view the PDF file and you will be guided through the Adobe Acrobat Reader installation.

2.The publications that are preinstalled on your computer are available in other languages on the Lenovo Support Web site at http://www.lenovo.com/ support/.

3.If you want to install a different language version of Adobe Acrobat Reader than the version provided on your computer, go to the Adobe Web site at http://www.adobe.com and download the version you want to use.

ThinkVantage Productivity Center

The ThinkVantage Productivity Center program guides you to a host of information sources and tools designed to make computing simpler and more secure while helping to reduce costs and increase productivity. The ThinkVantage Productivity Center program helps you set up, understand, and enhance your computer.

The ThinkVantage Productivity Center program provides information about your computer and easy access to various technologies, such as:

vThe Rescue and Recovery program

vProductivity Center

© Lenovo 2005, 2007. Portions © IBM Corp. 2005.

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Lenovo 9643, 9638, 9644, 9645, 9640 manual Getting information, help, and service, Information resources, Online Books folder

TC A55-9636, 9640, 9645, 9644, 9643 specifications

Lenovo has consistently been at the forefront of innovation in the computing world, with a range of laptops and desktops that cater to a variety of needs and preferences. Among their popular offerings are the Lenovo 9640, 9643, TC A55-9636, 9644, and 9645. Each of these models is designed to provide exceptional performance, reliability, and user-friendly experience, making them appealing choices for both personal and business use.

The Lenovo 9640 is renowned for its sleek design and powerful performance. This model is equipped with the latest Intel processors, ensuring smooth multitasking and efficient power consumption. It features a vibrant display that provides excellent color accuracy and vivid visuals, making it ideal for content creators and casual users alike. With ample storage options and high-speed SSD configurations, users can expect fast boot times and quick file access.

Similarly, the Lenovo 9643 builds on this legacy, offering enhanced graphics capabilities with dedicated GPU options. This feature is particularly beneficial for gamers and professionals who rely on graphical performance for tasks such as video editing or 3D modeling. The 9643 also emphasizes connectivity, providing a range of ports, including USB-C, HDMI, and Ethernet, ensuring users can easily connect to peripherals and networks.

The TC A55-9636 is Lenovo's entry into the compact desktop market, designed for users seeking a powerful, space-saving solution. With its robust performance metrics and energy-efficient components, the A55-9636 is perfect for both home and office environments. It supports a variety of multitasking scenarios, making it suitable for productivity-driven tasks, while its expandable architecture means users can upgrade components as their needs evolve.

The Lenovo 9644 and 9645 round out this impressive lineup with their focus on business-centric features. These models provide enhanced security options, including fingerprint readers and TPM chips, catering to enterprises that prioritize data protection. With long battery life and solid build quality, both models promise durability and reliability, critical for professionals who are always on the go.

All models in this series showcase Lenovo's commitment to sustainability, incorporating eco-friendly materials and energy-efficient technologies. The user-friendly interfaces across the devices ensure a seamless experience, meeting the demands of a broad user base from students to business executives. In summary, the Lenovo 9640, 9643, TC A55-9636, 9644, and 9645 represent a versatile range of computing solutions that combine cutting-edge technology with efficiency, ensuring users can achieve their goals effectively and stylishly.