Table 3-2.Troubleshooting

Problem

Possible cause

Suggested action

Reference

 

 

 

 

The power

The video signal cable

Be sure the video cable is

“Connecting and

indicator is

is loose or

connected with the

turning on your

green, but there

disconnected from the

system properly.

monitor” on page 1-3

is no image.

system or monitor.

 

 

 

 

 

 

 

 

 

The monitor

Adjust the brightness and

“Adjusting your

 

 

brightness and

contrast setting on the

monitor image” on

 

 

contrast are at the

OSD menu.

page 2-3

 

 

lowest setting.

 

 

 

 

 

 

One or more of

This is a characteristic

If there are more than five

Appendix A,

the pixels appear

of the LCD

pixels missing, contact

“Service and

discolored

technology and is not

the Support Center.

Support,” on page

 

 

an LCD defect.

 

A-1

 

 

 

 

 

 

Fuzzy lines

Image setup has

Adjust the resolution

“Adjusting your

 

in text or a

 

not been

settings on your system

monitor image” on

 

blurry

 

optimized

to match the native

page 2-3

 

image.

Your system

resolution for this

“Manual image

 

 

monitor: 1920x 1080 at 60

Horizontal

 

Display

 

Hz.

setup”

 

or vertical

 

Properties setting

 

 

 

 

 

lines

 

have not been

Perform automatic image

“Selecting a

 

through the

 

optimized.

setup. If automatic image

supported display

 

image.

 

 

setup does not help,

mode” on page 2-6

 

 

 

 

perform manual image

 

 

 

 

 

setup.

 

 

 

 

 

 

 

 

 

 

 

When working in the

See the Advanced

 

 

 

 

native resolution, you

section of your

 

 

 

 

may find additional

system’s display

 

 

 

 

improvements by

properties.

 

 

 

 

adjusting the Dots Per

 

 

 

 

 

Inch (DPI) setting on your

 

 

 

 

 

system.

 

 

 

 

 

 

 

Manual image setup

If automatic image setup does not establish the image that you prefer, perform manual image setup.

Note: Have your monitor powered on for about 15 minutes, until the monitor warms up.

1.Press at the bottom of the monitor to open the OSD menu.

2.Use or to select and press to access.

3.Use or to select Clock and Phase adjustment.

Clock (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.

Phase 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.

3-4L2230x Wide USB Port Replicator Monitor User's Guide

Page 21
Image 21
Lenovo L2230x user manual Manual image setup, Problem Possible cause Suggested action Reference

L2230x specifications

The Lenovo L2230x is a 22-inch LCD monitor designed to deliver impressive visual quality and versatility for both professional and home use. This display is a part of Lenovo's commitment to providing reliable technology that caters to the diverse needs of users.

One of the standout features of the L2230x is its high definition resolution of 1920 x 1080 pixels, which ensures that images and text are sharp and clear. This resolution is ideal for various tasks such as office work, graphic design, and media consumption, allowing for a vibrant viewing experience. The monitor boasts a 16:9 aspect ratio, providing ample screen space for multitasking while maintaining a traditional widescreen format for movies and gaming.

The display utilizes an LED backlight, which not only enhances brightness and color accuracy but also contributes to energy efficiency. This technology helps reduce power consumption, making it an environmentally friendly option for long hours of use. With a typical brightness of up to 250 nits, the L2230x ensures good visibility even in well-lit environments.

In terms of connectivity, the Lenovo L2230x offers a selection of ports that include HDMI, DisplayPort, and VGA. These options make it compatible with a wide range of devices, including laptops, desktops, and gaming consoles. The monitor also features built-in USB ports, providing convenient access for connecting peripherals such as keyboards, mice, or flash drives.

The L2230x is designed with user comfort in mind. It comes with a tilt-adjustable stand that allows users to customize the viewing angle for optimal ergonomics. This feature is particularly important for long sessions in front of the screen, as it helps reduce strain on the neck and eyes. Additionally, the monitor has a low blue light mode, which minimizes eye fatigue during extended use.

Overall, the Lenovo L2230x combines impressive display quality, energy efficiency, and user-friendly features, making it a great choice for those seeking a reliable monitor for varied applications. Whether for work, gaming, or entertainment, this monitor delivers the performance needed to meet today's demands.