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A black strip appeared in the edge of the picture. Shift and blur image? 1.Please check the picture ratio and choose full screen.

2.Use the automatic adjustment function in the MENU to adjust.

3.Use the manual adjustment function in the MENU to adjust V-position and H-position.

4.Check the resolution of PC or other signal source output, it should be set in best resolution the LCD support.
No picture or signal after the power is on ? 1.Check the signal wire connection.

2.Check the signal source switch-over.
No sound? 1. Please make sure that your product provides sound function.

2. Please make sure the audio input line is in the right place, as there are two input interface.
Light image color, color cast? 1. Adjust the color saturation in MENU.

2. Adjust the color tone in MENU.

3. Adjust color temperature in MENU.
The LCD shut down automatically after using for a period of time. 1.Check the regularly shutdown function.