92
5 Rough Adjustments
(1) Black level adjustment Signal:White 10%
Adjust R LOW, G LOW, and B LOW to the point where the CRT starts lighting up.
(2) HI LIGHT adjustment Signal:White 50%
Adjust R HI, G HI, and B HI so that the CRT becomes white. First, adjust so that the brightness of R, G, and B becomes the same,
and while maintaining that brightness, balance R, G, and B, and adjust so that the CRT becomes white.
(3) LOW LIGHT adjustment Signal:White 20%
Adjust R LOW, G LOW, and B LOW so that the CRT becomes gray.
(4) Convergence adjustment Signal:White 50%, 20%
Repeat (2) to (3) and converge the light. If the HI LIGHT of
R, G, and B is moved, their LOW LIGHT will change greatly. Therefore, pay special attention to the value of the LOW LIGHT.
Amount of
Low DOWN
Amount of Hi UP
Hi UP
Low Down
ADJUSTMENTS
Low Light starts to
deviate