PR711FL User’s Manual
Black fine vertical lines are visible on the screen. Shock and vibration may cause the aperture grille misaligned, which results few fine black vertical lines across the screen
Degaussing the screen.
Tap lightly (do not hit) the side of the monitor.
If above mentioned remedies do not work, please do the following:
1.Display full white window or wallpaper background over the area where the black lines appears.
2.Set Contrast and Brightness to the maximum, wait for a moment until the problem is corrected. You may try to tap lightly the side of the monitor.
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