Panasonic PT-47X54J Service Manual page 227

- COLOR to center (31)
- PICTURE to max (63)
- BRIGHT to center (31)
- SHARPNESS to min. (0)
- TINT to center (31)
- NATURAL COLOR to OFF
- COLOR TEMPERATURE to COOL
Procedure:
1. Apply a color bar pattern
2. Adjust DAC "TINT" so that the fourth bar from right to left
becomes purple and good color balance.
3. If the adjustment is high, the bar will look pinkish, if it is low will
look bluish.
4. Adjust "B-Y_G" so blue look natural, and the rest of the colors
become in balance.
5. Adjust "R-Y_A" so red look natural, and rest of the colors become
in balance.
6. Check that white bar is real white, no bluish or reddish or tending
to become grey.
17.14. Tint and color check
Set picture mode to VIVID mode. Again, the service ability to see color and the balance of color is
important for these adjustments.
Tint check
1. In picture menu set PICTURE NORMAL to YES.
2. Apply color bars to the video input.
3. Magenta is composed of two colors, blue and red.
4. Check to see that magenta does not have too much blue or too
much red.
5. Check cyan. Cyan is composed of blue and green. It should not
have too much blue or green.
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