If no integrated wireless PCI Express Mini Card has been preinstalled in your computer, you can install one. To do this, follow the procedure in “Replacing a PCI Express Mini Card for wireless LAN/WiMAX connection” on page 78 or “Replacing a PCI Express Mini Card for wireless WAN connection” on page 85.

Note: Only Lenovo authorized wireless LAN or wireless WAN cards are allowed to be used in your computer. If you install an unauthorized PCI Express Mini Card that is not approved for use in your computer, the computer will not start, but will only display an error message and emit audible beeps.

Certificate of Authenticity label

The Certificate of Authenticity label for the preinstalled operating system is attached. Printed on this label are the product ID and the product key information for your computer. Record this information and keep it in a safe place. You might need these numbers to start your computer or reinstall the operating system.

Note: The Certificate of Authenticity label applies only to computers preinstalled with the Windows 7 operating system.

The Certificate of Authenticity label of your computer is shown as below:

Features

Processor

To view the processor information of your computer, do the following:

• For Windows 7: Click Start, right-click Computer. Then click Properties.

Chapter 1. Product overview 11

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Lenovo T430SI, 2355AK4 manual Certificate of Authenticity label, Features
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T430S, T430SI, 2355AK4 specifications

Lenovo has long been a key player in the laptop market, providing robust machines that cater to business and professional needs. Among its impressive lineup are the Lenovo 2355AK4, T430SI, and T430S models, renowned for their performance, portability, and innovative features.

The Lenovo 2355AK4 is a laptop that emphasizes reliable performance. It is equipped with an Intel Core i5 processor, which delivers efficient multitasking and smooth operation for various applications. The 15.6-inch display offers a resolution sufficient for everyday tasks, making it ideal for professionals on the go. Its portability is enhanced by a lightweight design, allowing users to carry it without significant strain. The battery life is another strong point, providing extended usage to keep up with a busy schedule.

Next in line is the Lenovo T430SI, a model that stands out with its exceptional build quality and durability. This laptop is designed for intense use, making it suitable for professionals who need a device that can withstand the rigors of daily demands. The T430SI features a 14-inch display, combining portability with usability. One of its key characteristics is the inclusion of Intel's vPro technology, which enhances security and simplifies IT management. Additionally, the T430SI comes with a variety of connectivity options, including USB 3.0 ports and Thunderbolt, catering to various peripheral needs.

Finally, the Lenovo T430S is a more lightweight variant of the T430 series, prioritizing both performance and portability. It boasts an innovative design, featuring a 14-inch HD display that offers vibrant visuals and exceptional viewing angles. The T430S utilizes the latest Intel processors, ensuring powerful performance that is further supported by robust SSD options for faster data access. With a sleek profile and a weight of just over 3 pounds, this model is perfect for professionals who travel frequently.

In summary, the Lenovo 2355AK4, T430SI, and T430S boast features that cater to different professional needs. From the reliable performance of the 2355AK4 to the durability of the T430SI and the portability of the T430S, each model showcases Lenovo's commitment to providing innovative solutions for users requiring efficiency and versatility in their devices. Whether for business meetings, remote work, or on-the-go tasks, these laptops stand out as reliable companions for the modern professional.
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