WV-CP240 - Panasonic Video Monitoring Service Manual (repair manual). Page 10

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7.3. 3 200ºK Phase Adjustment
Test Point:
CN5 (Video Output Connector)Video Board
8
Keep the Colour Temperature at 3 200ºK.
8
Aim the Camera at the Colour Chip Chart.
8
Adjust data with the ARROW keys so that the Red vector
phase becomes 108° ± 2°.
8
Repeat adjustment steps 7.1. to  7.3. until both chromi-
nance phase and gain are adjusted to proper position as
shown in Fig. 5-10 and Table 5-2.
Table 5-2
8
Press the ENTER key for next adjustment.
7.5. Color Center Point Adjustment 
(Don't Change Data) 
8
Press the ENTER key for next adjustment.
8.1. ATW Confirmation 
(Don't Change Data) 
8
Press the ENTER key for next adjustment.
Red
        
±
 2˚
200 % 
±
 5 %
Phase
Gain
Yellow
        
±
 5˚
80 % 
±
 5 %
108˚
160˚
cy
g
M
G
Y
L
yl
B
b
G
C
Y
dG
10
°
0
°
10
°
100%
75%
R
V
U
mg
r
20%
20%
dG
– 8 –
6.3. Burst Level Adjustment
Test Point:
CN5 (Video Output Connector)Video Board
8
Keep the Colour Temperature at 3 200ºK.
8
Aim the Camera at the Logarithmic Gray Scale Chart.
8
Connect the terminated Oscilloscope with 75 
to CN5.
8
Adjust data with the ARROW keys so that the data
becomes –
α
from noted data.
8
Press the ENTER key for next adjustment.
6.4. Burst Level Adjustment
Test Point:
CN5 (Video Output Connector)Video Board
8
Keep the Colour Temperature at 3 200ºK.
8
Aim the Camera at the Logarithmic Gray Scale Chart.
8
Connect the terminated Oscilloscope with 75 
to CN5.
8
Adjust data with the ARROW keys so that the data
becomes +
α
from noted data.
8
Press the ENTER key and ROLL DOWN Key.
8
Repeat adjustment steps 6.1 to 6.4 until Burst Level and
Phase are adjusted to proper position as shown in Fig. 5-
8 and 5-9.
8
Press the ENTER key for next adjustment.
7.1. 3 200ºK R Gain Adjustment
Test Point:
CN5 (Video Output Connector)Video Board
8
Keep the Colour Temperature at 3 200ºK.
8
Aim the Camera at the Colour Chip Chart.
8
Adjust data with the ARROW keys so that the Red gain
becomes 200 % ± 5 %.
8
Press the ENTER key for next adjustment.
Note: Chrominance phase and gain are adjusted to proper 
position as shown in Fig. 5-10 and Table 5-2.
7.2. 3 200ºK B Gain Adjustment
Test Point:
CN5 (Video Output Connector)Video Board
8
Keep the Colour Temperature at 3 200ºK.
8
Aim the Camera at the Colour Chip Chart.
8
Adjust data with the ARROW keys so that the Yellow gain
becomes 80 % ± 5 %.
8
Press the ENTER key for next adjustment.
Note: Chrominance phase and gain are adjusted to proper 
position as shown in Fig. 5-10 and Table 5-2.
Fig. 5-10
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