Enabling or disabling the wireless features

•Fn+F5

Enable or disable the built-in wireless networking features.

Note: To use this function, the following device drivers must be installed on your computer beforehand:

–Power Management driver

–OnScreen Display Utility

–Wireless device drivers

You can download these drivers from http://www.lenovo.com/ThinkPadDrivers.

Changing the camera and audio settings

•Fn+F6

–For Windows 7: Open the Communications Utility settings window, in which you can preview your video image, take a snapshot of your current image, and change the camera and audio settings.

–For Windows 8: Start the Lenovo Settings program. To use the camera or change the camera settings, click Camera. To adjust the audio settings, click Audio.

Adjusting the brightness level of the computer display

•Fn+F8: The computer display becomes dimmer.

•Fn+F9: The computer display becomes brighter.

This function changes the brightness level temporarily. To change the default brightness level, change the settings through the Power Manager program.

Multimedia controls

•Fn+F10: Previous track/scene

•Fn+F11: Play or pause

•Fn+F12: Next track/scene

Other functions

•Fn+Spacebar: Control the keyboard backlight and the ThinkLight light.

–Press once: Turn on the keyboard backlight in the low brightness level.

–Press again: Adjust the keyboard backlight to the high brightness level.

–Press the third time: Turn off the keyboard backlight and turn on the ThinkLight light.

–Press the fourth time: Turn off the ThinkLight light.

Note: If your computer does not have a backlit keyboard, the Fn+Spacebar combination controls only the ThinkLight light.

To change the functionality of this combination, see “Config menu” on page 116.

•Fn+F3: Lock your computer.

•Fn+B: Has the same function as the Break key.

•Fn+P: Has the same function as the Pause key.

•Fn+S: Has the same function as the SysRq key.

•Fn+K: Has the same function as the ScrLK key.

22User Guide

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Lenovo 2355AK4, T430SI Enabling or disabling the wireless features Fn+F5, Changing the camera and audio settings Fn+F6
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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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