3. Color Reproduction AdjustmentFor NTSC model
Adjust the color Separation matrix coefficient so that proper color
R-Y
reproduction is produced.
Color bar chart standard pictureMG
SubjectR
frame
Measurement PointVideo output terminal
Measuring InstrumentVectorscope
Adjustment PageF
Adjustment Address44, 46, AA, ABYL
B-Y
Specified ValueAll color luminance points should
settle within each color reproduc-B
tion frame.
Adjusting method:
CY
1)Select page: 0, address: 01, and set data: 01.G
2)Select page: 2, address: 01, set data: 3D, and press the PAUSE
Burst position
button of the adjustment remote commander.
3)Select page: F, address: 1A, set data: 3F, and press the PAUSE
button of the adjustment remote commander.
4)Adjust the GAIN and PHASE of the vectorscope, and adjust
the burst luminance point to the burst position of the colorFor PAL mode
reproduction frame.
5)Change the data of page: F, address: 44, 46, AA and Burst positionAB, and
R-Y
settle each color luminance point in each color reproduction
frame.
MG
Note:Be sure to press the PAUSE button of the adjustment re-R
mote commander before changing the addresses. If not,
the new data will not be written to the memory.
6)Press the PAUSE button of the adjustment remote com-
mander.
YL
Processing after Completing Adjustments:
B-Y
1)Select page: 2, address: 01, and set data: 00, and press the
PAUSE button of the adjustment remote commander.B
2)Select page: 0, address: 01, and set data: 00.
G
CY
Fig. 5-1-9
5-11 |
ACEC
