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: 1920x1200 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 2-7

 

 

 

 

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.

3-4L222 Wide FHD Flat Panel Monitor User’s Guide

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Image 22
Lenovo 4432-HF1 manual Manual image setup
Page 21 Page 23

4432-HF1 specifications

The Lenovo 4432-HF1 is a powerful and versatile addition to the world of computing, catering to both professionals and everyday users. Designed with performance and reliability in mind, this model showcases an array of features that make it a valuable tool for a variety of tasks.

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The display of the Lenovo 4432-HF1 is designed to provide exceptional clarity and color accuracy, making it suitable for both entertainment and professional use. Whether watching high-definition videos or editing photos, the vibrant screen ensures that visual content is showcased in the best possible light.

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Overall, the Lenovo 4432-HF1 stands out as a reliable and high-performing device, equipped with advanced technologies and features that cater to a diverse range of needs. Whether for home use, educational purposes, or professional environments, the Lenovo 4432-HF1 is a compelling choice, combining power, performance, and practicality in one remarkable package.
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