Samsung CFT27918X/SMS Service Manual page 21

4-8-2(B) SCREEN CHANGE (I2C BUS GEOMETRIC ADJUSTMENT)
1 V Shift
V Slope
2
3 H EW
4 H Parabola
5 H Corner
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6 V Amp
V SC
7
8
H Trapizium
9
H Symmetry
10
H Shift
Alignment and Adjustments
4-7