Eizo FlexScan T966 manual 27

						English
		Problems				Points to check with possible solutions
14.	Two horizontal hairlines are visible					These are damper wires.
	on the screen.					Damper wires are used to support the CRT's
						aperture grille, and are visible as thin dark lines
						across the screen.
						All EIZO aperture grille type CRTs include two
				Filaments		such horizontal wires. The aperture grille itself
						is a grid of taut metal filaments that spans the
			Damper Wires
						entire screen from top to bottom.
15.	Faint black vertical lines are visible					The aperture grille may be misaligned. Shock or
	on the screen.					vibration during transport may, in some cases,
						cause the aperture grille to fall out of alignment.
						The problem will appear as one or more faint
					Filaments	black lines across the screen.
						If this problem occurs, it may be solved by:
				Mis-alignment of the		1. Degaussing the screen.
				Aperture Grille		2. Lightly tapping (do not hit) the side of the
						monitor.
						If neither of these methods works, try executing
						the following procedure.
						1. Display a bright white field over the area
						where the black line(s) appear, with a
						black field over the unaffected areas. (Do
						this by opening a bright-white window on
						top of a black desktop or wallpaper
						background. Position the window so that
						it just covers the area of misalignment.)
						(Refer to left figure)
						2. Set brightness and contrast to maximum
						values, and keep the display ON until the
						problem is corrected.
						3. Try tapping the side of the display lightly
						to help expedite realignment. The white
						field will heat up the misaligned area of the
						grille, returning it to proper alignment.

5. TROUBLESHOOTING 27