vClock (pixel frequency) adjusts the number of pixels scanned by one horizontal sweep. If the frequency is not correct, the screen shows vertical stripes and the picture does not have the correct width.

vPhase adjusts the phase of the pixel clock signal. With a wrong phase adjustment, the picture has horizontal disturbances in light picture.

4.When the image no longer looks distorted, save the Clock and Phase adjustments.

5.Press to leave the OSD menu.

Manually installing the monitor driver

Below are steps for manually installing the monitor driver in Microsoft® Windows XP® and Microsoft Windows 2000 Professional. Please see the Install Driver section of the Reference and Driver CD for automatic installation.

Installing the monitor driver in Windows XP

To use the Plug and Play feature in Windows XP, files should be loaded from the Reference and Driver CD.

Note: This section must be completed before continuing with the Windows XP automatic image setup.

1.Turn off the computer and all attached devices.

2.Ensure that the monitor is connected correctly.

3.Turn on the monitor and then the system unit. Allow the system to boot into Windows XP.

4.Open the Display Properties window by clicking Start →Settings →Control Panel, and then double-clicking the Display icon.

5.Click the Settings tab.

6.Click the Advanced button.

7.Click the Monitor tab.

8.Click the Properties button.

9.Click the Drivers tab.

10.Open the Hardware Update Wizard window by clicking on Update Driver, and then click Next.

11.Select Install from a list or Specific location(Advanced), and then click Next.

12.Insert the Setup CD into the CD drive, then click the Have Disk button.

13.Click OK.

14.Ensure that the CD drive letter is selected.

15.Choose L191 Monitor and click OK. The files will be copied from the CD to your hard disk drive.

16.Close all open windows and remove the CD.

17.Restart the system. The system will automatically select the maximum refresh rate and corresponding Color Matching Profiles.

Note: On LCD monitors, unlike CRTs, a faster refresh rate does not improve display quality. Lenovo recommends using either 1280 x 1024 at a refresh rate of 60 Hz, or 640 x 480 at a refresh rate of 60 Hz.

Installing the monitor driver in Windows 2000

To use the Plug and Play feature in Windows 2000, files should be loaded from the Reference and Driver CD.

3-4Flat Panel Monitor User ’sGuide

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Lenovo L191 manual Manually installing the monitor driver, Installing the monitor driver in Windows XP
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L191 specifications

The Lenovo L191 is a versatile and reliable monitor designed to meet the demands of both home and office environments. With its 19-inch screen, the L191 strikes a balance between usability and compactness, making it an ideal choice for users who desire a productive display without compromising on desk space.

One of the standout features of the Lenovo L191 is its resolution. Supporting a maximum resolution of 1280 x 1024 pixels, the monitor delivers sharp and clear images, ideal for both everyday tasks such as web browsing and document editing, as well as more visually intensive applications. The 5:4 aspect ratio is particularly suited for users who work with applications that require more vertical space, ensuring that the content remains easily digestible and well-organized.

In terms of connectivity, the Lenovo L191 is equipped with multiple options, including VGA and DVI inputs. This allows users to connect the monitor to a variety of devices, from traditional desktop PCs to newer laptops. Its plug-and-play capability ensures quick setup, enabling users to get started without any technical hurdles.

The monitor employs LCD technology, which offers several advantages, including lower power consumption compared to older CRT displays. The L191 boasts a brightness of 250 cd/m², making it suitable for various lighting conditions. Additionally, the contrast ratio of 1000:1 enhances the depth of color and provides a vibrant display that brings visuals to life.

Viewers will appreciate the adjustable tilt feature of the Lenovo L191, allowing users to position the monitor to their preferred viewing angle. This ergonomic design minimizes neck strain during extended usage, contributing to a more comfortable working environment.

In terms of durability, Lenovo is known for manufacturing products that withstand the rigors of everyday use. The L191 is designed with a sturdy construction that ensures longevity, appealing to both consumers and businesses looking for reliable computing solutions.

In summary, the Lenovo L191 is a robust 19-inch monitor that combines practical features, efficient technology, and user-friendly characteristics. Designed to cater to a wide range of computing needs, it remains a valuable asset for anyone seeking a reliable and functional display. Whether watching videos, working on spreadsheets, or engaging in creative projects, the L191 proves to be a dependable companion for digital tasks.
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