Vertical flicker appearsPress the Auto button.Eliminate the vertical bars using the Phase/Clock of Setup in OSD MainControls.Horizontal flicker appearsPress the Auto button.Eliminate the vertical bars using the Phase/Clock of Setup in OSD MainControls.image appears blurred, indistinct or too dark Adjust the contrast and brightness on On-Screen Display.An "after-image", "burn-in" or "ghost image"remains after the power has been turned off.Uninterrupted display of still or static images over an extended period maycause " burn in", also known as "after-imaging " or "ghost imaging", on yourscreen. "Burn-in", "after-imaging", or "ghost imaging" is a well-knownphenomenon in LCD panel technology. In most cases, the "burned in" or"after-imaging" or "ghost imaging" will disappear gradually over a period oftime after the power has been switched off.Always activate a moving screen saver program when you leave yourmonitor unattended.Always activate a periodic screen refresh application if your LCD monitorwill display unchanging static content.Image appears distorted. Text is fuzzy or blurred.Set the PC’s display resolution to the same mode as monitor’srecommended screen native resolution.Green, red, blue, dark, and white dots appears onthe screenThe remaining dots are normal characteristic of the liquid crystal used intoday’s technology, Pls refer the pixel policy for more detail.The "power on" light is too strong to disturb me.You can adjust “power on” light using the power LED of Setup in OSD mainControls.