Samsung SP-A800B Owner's Instructions Manual page 36

A800b a series projector

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Only blue screen appears.

Screen appears in black and white or

odd color./ screen is too dark or

bright.

adjustment items, such as the Brightness and the Contrast have been changed

correctly in the <Mode> command screen of the Projector menu.

Be sure to properly connect the external devices. Check the connection cables

again.

As mentioned above, check the adjustment items such as the Brightness,

Contrast and Color in the menu.

If you want to restore various settings to their factory defaults, run <Factory

Default>from the menu.

A800