Color Adjustment For Ntsc Model (Vc-197 Baord) - Sony GV-A500 Service Manual

6. Color Adjustment for NTSC model (VC-197 baord)

Set the color saturation to the standard value. If deviated, the color
will be to dark or light.
Mode VTR stop
Signal Color bar
Pin 2 of CN802 (VG)
Measurement point
Measuring instrument Oscilloscope
Adjustment page D
Adjustment address 53
Specified value A = 0.27 ± 0.05V
Adjusting method:
1) Set page: 0, address: 01, data: 01.
2) Change the data of page: D, address: 53 and set the green level
(A) to White (75%) to the specified value.
3) Press the PAUSE button of the adjusting remote commander.
4) Set page: 0, address: 01, data: 00.
White (75%)
Green
A
Fig. 5-3-31
2H
5-42
7. Hue Adjustment for NTSC model (VC-197 baord)
Set the hue to the standard value. If deviated, the color will be to
unnatural.
Mode VTR stop
Signal Color bar
Pin 2 of CN802 (VG)
Measurement point
Measuring instrument Oscilloscope
Adjustment page D
Adjustment address 54
Specified value A = 0.27 ± 0.05V
Adjusting method:
1) Set page: 0, address: 01, data: 01.
2) Change the data of page: D, address: 54, and set the cyan level
(A) to yellow to the specified value.
3) Press the PAUSE button of the adjusting remote commander.
4) Set page: 0, address: 01, data: 00.
Yellow
Cyan
A
Fig. 5-3-32.
2H