The display modes shown below have been optimized at the factory.

Table 2-3. Factory set display modes

Addressability

Refresh rate

 

 

 

 

 

 

640 x 350

70

Hz

 

 

 

 

 

640 x 480

60

Hz, 66Hz, 72Hz,75Hz

 

 

 

 

 

720 x 400

70

Hz

 

 

 

 

 

 

800 x 600

60

Hz, 72 Hz, 75

Hz

 

 

 

 

 

1024 x 768

60

Hz, 70

Hz, 75

Hz

 

 

 

 

1280 x 1024

60

Hz, 70

Hz, 72Hz, 75Hz, 76Hz

 

 

 

 

 

Understanding power management

Power management is invoked when the computer recognizes that you have not used your mouse or keyboard for a user-definable period. There are several states as described in the table below.

For optimal performance, switch off your monitor at the end of each working day, or whenever you expect to leave it unused for long periods during the day.

Table 2-4. Power indicator

 

 

 

Restoring

 

State

Power Indicator

Screen

Operation

Compliance

 

 

 

 

 

On

Steady green

Normal

 

 

 

 

 

 

 

Standby/Suspend

Steady amber

Blank

Press a key or

ENERGY STAR

 

 

 

move the mouse

 

 

 

 

There may be a

 

 

 

 

slight delay

 

 

 

 

before the image

 

 

 

 

reappears.

 

 

 

 

Note: Standby

 

 

 

 

also occurs if

 

 

 

 

there is no

 

 

 

 

image output to

 

 

 

 

the monitor.

 

 

 

 

 

 

Off

Off

Blank

Press a key or

ENERGY STAR

 

 

 

move the mouse

 

 

 

 

There may be a

 

 

 

 

slight delay

 

 

 

 

before the image

 

 

 

 

reappears.

 

 

 

 

 

 

2-6Flat Panel Monitor User ’sGuide

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Image 15
Lenovo L191 manual Understanding power management, Restoring State Power Indicator Screen Operation Compliance

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.