1.Press Fn+F8. A panel headed UltraNav Device Settings pops up.

2.Click Manage Settings to open the Mouse properties window.

3.Click the UltraNav tab.

4.Select the check box for Show UltraNav icon on the system tray.

5.Click OK or Apply.

6.If your computer is a Windows 7 model, click Show hidden icons in the task bar. The UltraNav icon is displayed. To add it to the task bar permanently, click Customize and proceed to customize the settings.

You can now change the properties of UltraNav by clicking the UltraNav icon on the system tray.

Touch panel

Some models have the touch panel feature. This feature makes interaction with your computer even more natural, because you can use fingers instead of a pen for navigation on the go.

For a single click, tap the display once with your finger. For a double click, tap the display twice without pausing. For a right click, tap the display once and then hold your finger on the display until a circular symbol appears. When you take your finger off the display, the right-click menu will open.

Using the multitouch panel

On a model that has the multitouch panel feature, the touch panel supports multitouch, with which you can zoom in, zoom out, scroll, or rotate on the screen with your two fingers while browsing the Internet or reading or editing a document.

The multitouch panel supports the capacitive touch. Even the slightest contact of your electron-rich finger with the screen's glass is enough to activate the capacitive sensing system. This function does not work with inanimate objects, fingernails, gloved fingers.

Tips on using the touch panel

Following are some tips on using the touch panel:

•The touch panel is a glass panel covered with a plastic film. Do not use any pen or any metallic object, because to do so might damage the touch panel or cause it to malfunction.

•With the touch panel, gradually a discrepancy may start to appear between the point you touch with your finger during the finger point, and its actual position on the screen. To avoid this, regularly correct the accuracy of the finger input by use of the touch panel Settings Utility.

•The touch panel of your computer supports multitouch with which you can:

–Pinch two fingers together or apart to zoom in or out on a document.

–Scroll window contents by moving two fingers up and down, left and right.

–Touch two points on a digital photo and twist to rotate it just like a real photo.

Cleaning the touch panel display

To clean the touch panel display, do the following:

1.To remove fingerprints, etc., from the touch panel display, use a dry, soft, lint-free cloth or a piece of absorbent cotton. Do not apply solvents to the cloth.

2.Gently wipe foreign particles and dust from the touch panel with one side of the cloth.

3.Wipe smudges or fingerprints with the other side of the cloth, or with a clean cloth.

4.After using the cloth, wash it with a neutral detergent.

Chapter 2. Using your computer 43

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Lenovo 42825BU Touch panel, Using the multitouch panel, Tips on using the touch panel, Cleaning the touch panel display
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4242X04, NVS-4200M, 42421A0, 42825BU specifications

Lenovo offers a diverse range of products tailored to meet the needs of professionals and consumers alike. Among them, models such as the Lenovo 42825BU, 42421A0, and 4242X04 stand out with impressive specifications that cater to various use cases.

The Lenovo 42825BU is an excellent choice for those seeking a dependable laptop for general productivity tasks. Powered by the latest generation Intel Core processor, it ensures smooth performance whether you're working on spreadsheets, attending virtual meetings, or browsing the web. One of its standout features is the high-resolution display that delivers vivid colors and sharp images, making it perfect for graphic design work or watching videos. Furthermore, the device includes ample RAM, allowing for multitasking without lag and enhancing overall efficiency.

Next in line, the Lenovo 42421A0 offers enhanced processing power and graphics performance thanks to the inclusion of the NVIDIA NVS-4200M graphics card. This feature is particularly beneficial for professionals who require a workstation that can handle demanding graphical applications such as video editing and 3D modeling. The NVS-4200M provides excellent visual output, ensuring that users can work with advanced graphics tools without compromising performance.

The 4242X04 model takes portability to another level without sacrificing power, making it ideal for on-the-go professionals. With a lightweight design and long battery life, it allows users to work from anywhere without the constant need for a power source. Coupled with fast charging technology, users can quickly recharge their devices during breaks, ensuring minimal downtime.

All these Lenovo models are built with reliability and durability in mind, often featuring robust chassis that can endure daily wear and tear. Additionally, they incorporate various security features including biometric login options, enabling safe and secure access to sensitive data.

In summary, the Lenovo 42825BU, 42421A0, and 4242X04 laptops are designed to meet the demands of a diverse user base. With powerful processing capabilities, impressive graphics performance, and features designed for portability and durability, these models are well-suited for both professional and personal use.
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