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2-8
(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 Colour Temperature at 3 200°K.
8
Aim the Camera at the White Chart or White Paper.
8
Connect the terminated Oscilloscope with 75
Ω
to Video
Output Connector.
8
Adjust data with the ARROW keys so that the false
chrominance level becomes minimum as shown in Fig. 4-
10.
chrominance level becomes minimum as shown in Fig. 4-
10.
Note: The Data of 038 should be adjusted from FF, the first
minimum point of the false chrominance signal is as
adjusting point.
adjusting point.
Fig. 4-10
8
After completing the adjustment, press the QUIT (F3)
key, then the menu as shown in "<SAVE CAMERA DATA
TO FILE :
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.
this adjustment procedure.
Minimize
Chrominance
Level
Chrominance
Level
(7.5). Colour Center Point Adjustment
Test Point:
Video Output Connector
8
Keep the Colour Temperature at 3 200°K.
8
Aim the Camera at the Colour Chip Chart.
8
Adjust data with the ARROW keys so that data becomes
"040".
"040".
8
While observing the Vectorscope, decrease data so that
the Red gain becomes unstable as shown in Fig. 4-9(b).
the Red gain becomes unstable as shown in Fig. 4-9(b).
8
After that, decrease data with the DOWN key again until
the Red gain becomes stable at about 150% as shown in
Fig. 4-9(c).
the Red gain becomes stable at about 150% as shown in
Fig. 4-9(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-
9(a).
becomes unstable, then raise data by 1 again so that Red
gain becomes stable at about 200% as shown in Fig. 4-
9(a).
8
Press the ENTER key for next adjustment.
M
G
Y
L
B
G
C
Y
dG
10
°
0
°
10
°
dø
100%
75%
V
U
20%
20%
dG
M
G
Y
L
B
G
C
Y
dG
10
°
0
°
10
°
dø
100%
75%
V
U
20%
20%
dG
M
G
Y
L
B
G
C
Y
dG
10
°
0
°
10
°
dø
100%
75%
V
U
20%
20%
dG
(a)
(b)
(c)
Red gain
about 200%(stable)
(Standard Value)
Red gain
about 150%~
200%(unstable)
Red gain
about 150%(stable)
UP key
DOWN key
DOWN key
UP key
Fig. 4-9
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