You could try pressing the auto adjust button (simply says 'Auto'), and see if that changes anything...don't know if this will work, but it is a start.
my samsung syncmaster 540n is menu is locked i tried to hold menu button for 15 second it works but...
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my samsung syncmaster 540n is menu is locked i tried to hold menu button for 15 second it works but it again come back and now it not working holding menu button
I saw somewhere someone posted a "solution" involving changing a blown capacitor on the...
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I saw somewhere someone posted a "solution" involving changing a blown capacitor on the monitor mainboard. Not about to attempt it myself though ;-)