Lenovo L152 Instrukcja Użytkownika Pobierz pdf (Strona 12)

5.3 Trouble shooting

Before calling for service , check the information in this section to see if you

can remedy any problems by yourself. If you need assistance, please call the

dealer where you purchased the LCD monitor.

There is no SCREEN image

Please check these items:

The power cord is securely connected the monitor, the adaptor, and

the wall outlet.

Check the signal cable connection between the monitor and the

computer.

Adjust the brightness and contrast controls.

Monitor in power saving mode.

Display image is too large or small

Use the OSD controls to adjust Auto Setup.

The colors are discord

Signal cable properly connected?

Use OSD controls to adjust the color control setting.

The image is too light or too dark

Use OSD controls to adjust the brightness and contrast.

There is no sound or sound is low

Check the audio cable connector.

Make sure the computer sound program is working.

Change the volume on sound setting. Adjust your sound card or computer

volume setting.

Chapter 5

Technical Information

(only for monitor with speaker function)

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Lenovo L152 Instrukcja Użytkownika Strona 12