White Balance Adjustment - Sharp LC-32LE225E Service Manual

LC-32LE225

7. White Balance Adjustment

Condition: AV MODE= Dynamic (backlight at max.).
• Adjustments reference device: Minolta CA-210
• Adjustments target: x=0.272, y=0.277
High: adjustments spec ±0.001, inspection spec: ±0.002
Low: adjustments spec ±0.002, inspection spec: ±0.004
1. Press "▼" until selecting "GAMMA" option.
2. Press "OK".
3. "GAMMA" menu appears.
4. Press "▼" until selecting "MGAMMA RESET".
5. Press "►", to restore default values.
6. "MGAMMA RESET SUCCESS" appears.
7. Press "P+" to increase one page.
8. Press "1", appears "Internal Adjustments Pattern 1".
9. Hold the default value for "MGAMMA G1".
(Note: next, try to get the (x, y) adjustments target,
changing "MGAMMA R1" and "MGAMMA B1" as follow).
10. Press "▼" until selecting "MGAMMA R1".
11. Press "◄ ►" until you obtain the desired value.
12. Press "MENU" to return to previous menu.
13. Press "▼" until selecting "MGAMMA B1".
14. Press "◄ ►" until you obtain the desired value.
15. Press "MENU" to return to previous menu.
(Note: In case of not being possible to achieve the desired
(x, y) target, try to get it by changing also the "MGAMMA G1")
16. Press "2", appears "Internal Adjustments Pattern 2".
17. Repeat from step 9 to 15 for the "MGAMMA R2" and "MGAMMA B2".
18. Press "3", appears "Internal Adjustments Pattern 3".
19. Repeat from step 9 to 15 for the "MGAMMA R3" and "MGAMMA B3".
20. Press "4", appears "Internal Adjustments Pattern 4".
21. Repeat from step 9 to 15 for the "MGAMMA R4" and "MGAMMA B4".
22. Press "5", appears "Internal Adjustments Pattern 5".
23. Repeat from step 9 to 15 for the "MGAMMA R5" and "MGAMMA B5".
24. Press "6", appears "Internal Adjustments Pattern 6".
25. Repeat from step 9 to 15 for the "MGAMMA R6" and "MGAMMA B6".
26. Press "▼" until selecting "MGAMMA WRITE".
27. Press "►", to save the new values.
28. "MGAMMA WRITE SUCCESS" appears.
NOTE:
For activating the W/B fl ag, only is necessary to send the order MGAMMA WRITE. After this action, the "W" W/B
fl ag will change to "1".
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