Color Temperature Normal/Warm/Cool - Sharp LC-32A28L Service Manual

LC-32A28L, LC-42A48L
17. Adjust the 20. Scaler R GAIN, 22. Scaler B GAIN values to meet "Warm" color coordinates specification below. (Please
18. Apply RGB Full white pattern and change signal level to 48 (20% white pattern)
(18) If use internal pattern, set level to 204 (20% white pattern).
19. Adjust the 23. Scaler R Offset, 25.Scaler B Offset values to meet "Warm" color coordinates specification below. (Please
20. Repeat step 16, 17, 18, 19, twice to meet "Warml" color coordinates specification below.
21. Select "26. Clr temp Copy" item and perss RC "
22. Select "19. Color temp" item and change to "User".
23. Copy "Normal" adjust value to 20. Scaler R GAIN, 22. Scaler B GAIN, 23. Scaler R Offset, 25.Scaler B Offset.
24. Select "26. Clr temp Copy" item and perss RC "
Color temperature Normal/Warm/Cool (x, y) co-ordinates specification:
x (center)
y (center)
Tolerance ∆x, ∆y = +/- 0.005
Factory alignment tolerance at 80% white ∆x, ∆y = +/- 0.005
Check the 16 grayscale pattern should be distinguished and color bar is correct
Reset AV setting in OSD menu, picture mode shall be recalled to be "Standard" mode.
Note:
1. Use Minolta CA-210 for color coordinates and luminance check.
2. Before adjusting,all colour analyzers (CA-210) should be coordinates with a same reference TV set.
3. Luminance > 400 cd/m
keep 21. Scaler G GAIN at 0)
keep 24.Scaler G Offset at 0)
Warm / (6500°K)
0.313 ± 0.015
0.321 ± 0.015
at 20% white ∆x, ∆y = +/- 0.009
2
in the center of the screen when Brightness control at 100; Contrast control at 100
". The warm adjust value will copy to all of input source automaticly.
". The User adjust value will copy to all of input source automaticly.
Normal / (9300°K)
0.285± 0.015
0.293 ± 0.015
26
Cool / (11500°K)
0.276 ± 0.015
0.276 ± 0.015