Samsung CS21K3DX/BWT Service Manual page 22

Color television receiver
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Alignment and Adjustments
4-3-9 RF AGC Adjustment
Set the AGC data to 23 (Factory Mode).
4-3-10 Sub-Color Adjustment
PSR
2
Set
data to
(Factory Mode).
NSR
5
4-3-11 Geometry Adjustment
SC →VS→VSL→HS
1. Input a lion head pattern (in the PAL channel).
2. Set the SC (S-Correction) as follows :
10(21" Flat) ,9 (21"), 9 (20"), 0 (14")
and VA 40 so that the lion
head circle becomes oval.
3. Adjust with VS (Vertical shift) so that the top
margin of the picture is 4.
4. Adjust with VSL (Vertical-Slope) so that the
bottom margin of the picture is 4.
5. Adjust with HS (Horizontal Shift) so that the
lion-head pattern and CRT centers are aligned.
4-8
4
Fig. 4-7
4
Fig. 4-8
5
6. Adjust HS (using the width coil) so that the
left and right margins of the picture are 5.
5
Fig. 4-9
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