Monster Cable PerfectView 400L - Manual (Page 24)

20
Adjusting the Level of Your TV
DO NOT over-loosen the tension screws on
the back of the TV mounting plate. The mounting
plate and TV could fall off the mount.
Note the three tension screws on the back
of the TV mounting plate as shown.
Turn the left and right tension screws counterclockwise
to initiate screen leveling.
If rotation is still limited after loosening the left
and right screws, loosen the center tension screw.
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By hand, rotate the screen left or right.
In the desired position, use the supplied level
to ensure the screen is completely horizontal.
Retighten the tension screws, turning them clockwise.
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