Troubleshooting Monitors - Image Quality Problems
The screen is totally white or gray in color
The displayed image is too bright or dim
The screen contrast is too high or low
The size of the displayed image on the screen is too large or small
One of the primary colors is missing from all displayed images, or one of the primary colors flickers in intensity intermittently
The displayed image seems to be flickering, which is causing eye strain and fatigue
The screen image is bulging in or out in the middle (the vertical edges of the screen bow in or out)
The screen image is blurry, particularly lines and other features that should be displayed as sharp
There are one, two or three faint stationary horizontal lines on the screen, most visible when displaying a white background
There is a great deal of glare off the surface of the screen, partially obscuring the displayed image
The screen image is distorted, with wavy lines or warbling of the displayed image
There is an irregular splotch of color on the screen, visible especially when a white background is displayed
The video image is intermittently fluctuating or disappearing from view
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