Sony GV-D300 Operating Instructions (primary manual), Service Manual

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6. Color Adjustment for NTSC model (CB-61 board)
Set the color saturation to the standard value. If deviated, the color
will be to dark or light.
Mode VTR stop
Signal Color bar
Measurement Point Pin
2
of CN9925 (VG)
Measuring Instrument Oscilloscope
Adjustment Page D
Adjustment Address 6D
Specified Value A = 0.40 ± 0.05V
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2) Select page: D, address: 63, after noting down the data, add 10
(heximadecimal number) to the data.
3) Press the PAUSE button of the adjustment remote commander.
4) Select page: D, address: 6D, change the data and set the voltage
(A) between the white(75%) and green to the specified value.
(The data of address: 6D should be “48” to “B7”.)
5) Press the PAUSE button of the adjustment remote commander.
6) Select page: D, address: 63, set the data noted down at step 2),
and press the PAUSE button.
7) Select page: 0, address: 01, and set data: 00.
Fig. 5-3-29.
7. Hue Adjustment for NTSC model (CB-61 board)
Set the hue to the standard value. If deviated, the color will be to
unnatural.
Mode VTR stop
Signal Color bar
Measurement Point Pin
2
of CN9925 (VG)
Measuring Instrument Oscilloscope
Adjustment Page D
Adjustment Address 60
Specified Value A = 0.15 ± 0.05V
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2) Select page: D, address: 63, after noting down the data, add 10
(heximadecimal number) to the data.
3) Press the PAUSE button of the adjustment remote commander.
4) Select page: D, address: 60, change the data and set the voltage
(A) between the yellow and cyan to the specified value. (The
data of address: 60 should be “48” to “B7”.)
5) Press the PAUSE button of the adjustment remote commander.
6) Select page: D, address: 63, set the data noted down at step 2),
and press the PAUSE button.
7) Select page: 0, address: 01, and set data: 00.
Fig. 5-3-30.
Green
White (75%)
A
2H
Cyan
Yellow
A
2H