Daewoo DT-42A1 user manual Before Requesting Service, Remote control does not function properly

Checks Symptoms

Action

•Remote control does not function properly.

•Check for any obstacle between the

Remote Control and the Display.

•Check for dead batteries and incorrect battery orientation.

•Check if the Remote Control is the right one.

•Remove any obstacle between the Remote Control and the Display.

•Replace batteries and use the correct polarity (+) or (-) of the batteries.

•Use the correct Remote Control proper to the model.

•The Display makes a snapping sound.

•Check if the pictures and sound are

normal.

•This sound is produced due to variations in room temperature.

•This sound does not indicate that the Display has a problem if the pictures and sound can be viewed and heard properly.

•There are empty spots at the top and the bottom area of the screen.

•Check if the screen size of an image

is wider than 16:9 aspect ratio (theatre screen size).

•When video screen is wider than 16:9 aspect ratio, you may see dark areas at the top and the bottom of the screen.

Checks Symptoms

Action

•There are spots on the screen or screen rolls.

•Check if your product is affected by

any interference from automobiles, high-voltage transmission lines, neon signs or other potential sources.

•Screen size is suddenly changed.

•The screen size of a video image may not

be matched to the size of the dark initial screen.

• Check by using other video tape.