(10.2) White Balance 3200 ˚K Manual Offset B
Adjustment
Test Point:
Video Output Connector
8
Aim the Camera at the White Chart or the White Paper.
8
Adjust data with the ARROW key so that the vector
positions at the center of the Vectorscope as shown in Fig.
4-1-10.
8
Repeat adjustment from (10.1) to (10.2) until the vector
positions at the center of the Vectorscope.
8
Press the ENTER key for the next adjustment.
(11.1) White Balance 6500 ˚K ATW Limit R
Adjustment
Test Point:
Video Output Connector
8
Aim the Camera at the White Chart or the White Paper.
8
Change the colour temperature from 3 200 ˚K to 6 500 ˚K
by mounting colour temperature conversion filters on the
lens.
8
Adjust data with the ARROW key so that the vector
positions at shift by 10 % to the Cyan side of the
Vectorscope as shown in Fig. 4-1-11.
Fig. 4-1-11
8
Press the ENTER key for the next adjustment.
(11.2) White Balance 6500 ˚K ATW Limit B
Adjustment
Test Point:
Video Output Connector
8
Aim the Camera at the White Chart or the White Paper.
8
Keep the colour temperature to 6 500 ˚K.
8
Adjust data with the ARROW key so that the vector
positions at shift by 10 % to the Cyan side of the
Vectorscope as shown in Fig. 4-1-11.
8
Repeat adjustment from (11.1) to (11.2) until the vector
positions at shift by 10 % to the Cyan side of the
Vectorscope.
8
Press the ENTER key for the next adjustment.
(12.1) 3200 ˚K R Gain Adjustment
Test Point:
Video Output Connector
8
Aim the Camera at the Colour Chip Chart.
8
Set the gain control of the Vectorscope to the normal
position.
8
Return the colour temperature from 6 500 ˚K to 3 200 ˚K
by removing colour temperature conversion filters from the
lens.
8
Adjust data with the ARROW keys so that the Red gain
becomes 220 % ± 5 % (Burst Level = 100 %).
8
Press the ENTER key for the next adjustment.
(12.2) 3200 ˚K B Gain Adjustment
Test Point:
Video Output Connector
8
Adjust data with the ARROW keys so that the Yellow gain
becomes 100 % ± 5 % (Burst Level = 100 %).
8
Press the ENTER key for the next adjustment.
(12.3) 3200 ˚K R Phase Adjustment
Test Point:
Video Output Connector
8
Adjust data with the ARROW keys so that the Red Vector
phase becomes 108˚ ± 2˚.
8
Press the ENTER key for the next adjustment.
(12.4) 3200 ˚K B Phase Adjustment
Test Point:
Video Output Connector
8
Adjust data with the ARROW keys so that the Yellow
Vector phase becomes 160˚ ± 8˚.
8
Repeat adjustment from (12.1) to (12.4) until both
Chrominance Phase and Gain are adjusted to proper
positions as shown in Fig. 4-1-12 and Table 4-1-1.
Fig. 4-1-12
Table 4-1-1
cy
g
M
G
Y
L
yl
B
b
G
C
Y
dG
10
°
0
°
10
°
dø
100%
75%
R
V
U
mg
r
20%
20%
dG
Shifts approx. 10%.
cy
g
M
G
Y
L
yl
B
b
G
C
Y
dG
10
°
0
°
10
°
dø
100%
75%
R
V
U
mg
r
20%
20%
dG
Phase
Gain
Red
108
°
±
2
°
220%
±
5%
Yellow
160
°
±
8
°
100%
±
5%
(Cyan)
290
°
±
8
°
160%
±
10%
– 2-13 –
