Sylvania LC420SS8 Service Manual page 21

5. [CUTOFF]
Press [3] button to select "COB" for Blue Cutoff
adjustment. Press [1] button to select "COR" for
Red Cutoff adjustment.
[DRIVE]
Press [6] button to select "DB" for Blue Drive
adjustment. Press [4] button to select "DR" for Red
Drive adjustment.
6. In each color mode, press [CH. o / p] buttons to
adjust the values of color.
7. Adjust Cutoff and Drive so that the color
temperature becomes 12000K (x= 0.272 / y=
0.278 ±0.005).
5-3 A81H1EA