Sim2 SVD800 HD Millennium, Руководство по обслуживанию

Страница: 25 / 43

SVD800HD
SERVICE GUIDE
page - 25 -
0 Vd.c.
→
6. Repeat the previous operations 3, 4 and 5 for the Red and for the Blue.
7. Adjust sequentially the three G2 potentiometers to obtain 23 ±5 value for each ADC relative to the R, G and B.
8. Press ENTER, will be displayed
- WHITE BALANCE -
6500° K
R G B
BLACK 53 30 56
WHITE 67 76 61
9.
Use a signal WINDOW WHITE TEST PATTERN 100% modulated (50% of the screen area).
10. Adjust the contrast to 100 and brightness to 0.
11. Connect an oscilloscope probe to the cathode of the GREEN tube, TPK test point (use 100:1 probe): adjust the
WHITE of the green for 150Vpp.
12. Disconnect the oscilloscope probe from the cathode of the green CRT.
13. Use a signal WINDOW WHITE TEST PATTERN 20% modulated (50% of the screen area).
14. Adjust contrast to 80 and brightness to 50.
15. Select colour temperature 6500° K on the COLOR ANALYSER
16. Press B button and with
↑ ↑
or
↓ ↓
cursor button adjust for the correct BLACK value (looking on the COLOR
ANALYZER).
17. Press R button and with
↑ ↑
or
↓ ↓
cursor button adjust for the correct R BLACK value (looking on the COLOR
ANALYZER).
Note . Don't adjust G value.
18. Use a signal window WHITE TEST PATTERN 60% modulated (50% of the screen area).
19. Press Bsel button and with
↑ ↑
or
↓ ↓
cursor button adjust for the correct B WHITE value (looking on the COLOR
ANALYZER).
20. Press Rsel button and with
↑ ↑
or
↓ ↓
cursor button adjust for the correct R WHITE value (looking on the COLOR
ANALYZER).
Note . Don't adjust G value.