Samsung CL21K40MQGXXAZ Service Manual page 19

3-4-2 Adjusting the Picture Straight Lines
① Display the Cross Hatch pattern.
② Adjust settings other than VA,VH and HS so that straight lines are displayed without curves.
③ Adjust the V-Linearity and V-SC settings so that the
intervals of the horizontal lines become uniform.
④ When the adjustments are complete, display the Lion pattern and check that the picture size has not been changed.
If there is no change, finish the adjustments.
Samsung Electronics
Alignment & Adjustment
3-7