Lenovo ThinkVision L201p User Manual download pdf (Page 22)

3-4 ThinkVision L201p Flat Panel Monitor User’s Guide

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.

The power

indicator is green,

but there is no

image.

The video signal cable

is loose or disconnected

from the system or

monitor.

Be sure the video cable is

connected with the system

properly.

“Connecting and

turning on your

monitor” on page 1-4

The monitor brightness

and contrast are at the

lowest setting.

Adjust the brightness and

contrast setting on the OSD

menu.

“Adjusting your

monitor image” on

page 2-3

One or more of the

pixels appear

discolored

This is a characteristic

of the LCD technology

and is not an LCD

defect.

If there are more than five

pixels missing, contact the

Support Center.

Appendix A, “Service

and Support,” on page

A-1

• Fuzzy lines in

text or a

blurry image.

• Horizontal or

vertical lines

through the

image.

• Image setup has not

been optimized

• Your system

Display Properties

setting have not

been optimized.

Adjust the resolution

settings on your system to

match the native resolution

for this monitor: 1600 x

1200 at 60 Hz.

“Adjusting your

monitor image” on

page 2-3

“Manual image setup”

Perform automatic image

setup. If automatic image

setup does not help, perform

manual image setup.

“Selecting a supported

display mode” on page

2-6

When working in the native

resolution, you may find

additional improvements by

adjusting the Dots Per Inch

(DPI) setting on your

system.

See the Advanced

section of your

system’s display

properties.

Table 3-2. Troubleshooting

Problem Possible cause Suggested action Reference

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 31 32

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Lenovo ThinkVision L201p User Manual Page 22

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