Samsung LS40BPPNS/EDC, LS46BPPNB/EDC manual Check List, Problems, LCD Display screen flickers

Maintenance and Cleaning

1)Maintaining the LCD Display Case.

Clean with a soft cloth after disconnecting the power cord.

•Do not use benzene, thinner or other flammable substances, or a wet cloth.

•We recommend that a Samsung cleansing agent is used to prevent damage to the screen.

2)Maintaining the Flat Panel Display Screen. Clean with a soft cloth (cotton flannel) smoothly.

•Never use acetone, benzene or thinner.

(They may cause flaws or deformation of the screen surface.)

•The user will be required to pay costs and related expenses for repairing damages caused.

Symptoms and Recommended Actions

Note

•A LCD Display recreates visual signals received from the computer. Therefore, if there is a problem with the computer or the video card, this can cause the LCD Display to become blank, have poor coloring, become noisy, and video mode not supported, etc. In this case, first check the source of the problem, and then contact a Service Center or your dealer.

1)Check if the power cord and the video cables are properly connected to the computer.

2)Check if the computer beeps more than 3 times when booting.

(If it does, request an a service for the main board of the computer.)

3)If you installed a new video card or if you assembled the PC, check if you installed the Adaptor(video).

4)Check if the scanning ratio of the video screen is set to between 50 Hz ~ 85 Hz. (Do not exceed 60Hz when using the maximum resolution.)

5)If you have problems in installing the Adaptor (video) driver, boot the computer in Safe Mode, remove the Display Adaptor in the "Control Panel, System, Device Administrator" and then reboot the computer to reinstall the Adaptor (video) driver.

Check List

Note

•The following table lists possible problems and their solutions. Before calling for assistance, check the information in this section to see if you can remedy any problems for yourself. If you do need assistance, please call the phone number on the Information section or contact your dealer.

Problems related to the Installation (PC Mode)

Note

• Problems related to the LCD Display installation and their solutions are listed.

The LCD Display screen flickers.

zCheck if the signal cable between the computer and the LCD Display is securely connected.