Lenovo ThinkVision L171p Bedienungsanleitung PDF herunterladen (Seite 21)

Chapter 3. 3-3

The image

quality is

unnacceptable.

The video signal cable

is not connected with

the monitor or system

completely.

Be sure the signal cable is

firmly plugged into the

system and monitor.

“Connecting and

turning on your

monitor” on page 1-4

The color settings

may be incorrect.

Select another color

setting from the OSD

menu.

“Adjusting your

monitor image” on

page 2-3

The automatic image

setup function was

not performed.

Perform automatic image

setup.

“Adjusting your

monitor image” on

page 2-3

The power

indictator is not

lit and there is

no image.

• The monitor’s

power switch is

not switched on.

•The power cord is

loose or

disconnected.

• There is no power

at the outlet.

• Be sure the power

cord is connected

properly.

• Be sure the outlet has

power.

• Power on the

monitor.

• Try using another

power cord.

• Try using another

electrical outlet.

“Connecting and

turning on your

monitor” on page 1-4

Screen is blank

and power

indicator is

steady amber or

flashing green

The monitor is in

Standby/Suspend

mode

• Press any key on the

keyboard or move

the mouse to restore

operation.

•Check the Power

Options settings on

your computer.

“Understanding

power management”

on page 2-7

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 IBM Support Center.

Appendix A,

“Service and

Support,” on page

A-1

Table 3-2. Troubleshooting

Problem Possible cause Suggested action Reference

1 2 ... 16 17 18 19 20 21 22 23 24 25 26 ... 33 34

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