Panasonic WV-CF224 Service Manual page 11

(7.5). Color Center Point Adjustment
Test Point: Video Output Connector
8 Keep the Color Temperature at 3 200°K.
8 Aim the Camera at the Color Chip Chart.
8 Adjust data with the ARROW keys so that data becomes
"040".
8 While observing the Vectorscope, decrease data so that
the Red gain becomes unstable as shown in Fig. 4-8(b).
8 After that, decrease data with the DOWN key again until
the Red gain becomes stable at about 150% as shown in
Fig. 4-8(c).
8 Raise data with the UP key in turn until the Red gain
becomes unstable, then raise data by 1 again so that
Red gain becomes stable at about 200% as shown in
Fig.4-8(a).
8 Press the ENTER key for next adjustment.
(a)
V
dø
20%
Y
L
dG
10°
100%
0°
75%
10°
20%
dG
C
G Y
DOWN key
(b)
V
dø
20%
Y
L
dG
10°
100%
0°
75%
10°
20%
dG
C
G Y
DOWN key
(c)
V
dø
20%
Y
L
dG
10°
100%
0°
75%
10°
20%
dG
C
G Y
Fig. 4-8
M
G
Red gain
U
about 200%(stable)
B
(Standard Value)
UP key
M
G
Red gain
U about 150%~
B
200%(unstable)
UP key
M
G
Red gain
U
about 150%(stable)
B
(8.1). ATW Confirmation
(Don't Change Data)
8 Press the ENTER key for next adjustment.
(8.2). High Light Chroma Clip Adjustment
Test Point: Video Output Connector
Adjust: RAM (038)
8 Keep the Color Temperature at 3 200°K.
8 Aim the Camera at the White Chart or White Paper.
8 Adjust data with the ARROW keys so that the false
chrominance level becomes minimum as shown in Fig. 4-
9.
Note: The Data of 038 should be adjusted from FF, the first
minimum point of the false chrominance signal is as
adjusting point.
8 After completing the adjustment, press the QUIT (F3)
key, then the menu as shown in "<SAVE CAMERA DATA
∗∗∗
TO FILE : , EVR? Y/N> will be displayed.
8 Press the N key, and then press the ENTER key to finish
this adjustment procedure.
2-7
Minimize
Chrominance
Level
Fig. 4-9