2-14
(12.1) 5 100°K R Gain Adjustment
Test Point:
Video Output Connector
8
Change the Colour Temperature from 3 200°K to 5 100°K
by mounting the Colour Temperature Conversion Filter on
the Lens.
8
Aim the Camera at the Colour Chip Chart.
8
Adjust data with the
ARROW
keys so that the Red gain
becomes 264 % ± 5 % (Burst Level = 100 %).
8
Press the
ENTER
key for next adjustment.
(12.2) 5 100°K B Gain Adjustment
Test Point:
Video Output Connector
8
Keep the Colour Temperature at 5 100°K.
8
Adjust data with the
ARROW
keys so that the Yellow gain
becomes 120 % ± 5 % (Burst Level = 100 %).
8
Press the
ENTER
key for next adjustment.
(12.3) 5 100°K R Phase Adjustment
Test Point:
Video Output Connector
8
Keep the Colour Temperature at 5 100°K.
8
Adjust data with the
ARROW
keys so that the Red vector
phase becomes 108° ± 5°.
8
Press the
ENTER
key for next adjustment.
(12.4) 5 100°K B Phase Adjustment
Test Point:
Video Output Connector
8
Keep the Colour Temperature at 5 100°K.
8
Adjust data with the
ARROW
keys so that the Yellow vec-
tor phase becomes 160° ± 8°.
8
Repeat adjusment steps
(12.1)
to
(12.4)
until both
Chrominance phase and gain are adjusted to proper posi-
tion as shown in Fig. 4-1-14 and Table 4-1-2.
8
Press the
ENTER
key for next adjustment.
Minimize
Chrominance
Level
Fig. 4-1-15
8
After completing the adjustment, press the
QUIT (F3)
key, then the computer will ask you if you want to save
the current adjustment status.
8
If you want to save, press the
Y
key, and then press the
ENTER
key. Type
xxxxxxxx.EV2 B40 19FF
. Give an
appropriate file name for
xxxxxxxx
within 8 letters, but do
not use
CW97C
. Then press the
ENTER
key to finish this
adjustment procedure.
8
If you don't want to save, press the
N
key, and then press
the
ENTER
key to finish this adjustment procedure.
(13) Highlight Chroma Clip Adjustment
Test Point:
Video Output Connector
8
Return the Colour Temperature from 5 100°K to 3 200°K
by removing the Colour Temperature Conversion Filter
from the Lens.
8
Aim the Camera at the White Chart or White Paper.
8
Connect the terminated Oscilloscope with 75
Ω
to the
Video Output Connector.
8
Set data to
FF
with the
ARROW
keys.
8
Adjust data with the
RIGHT
key so that the False
Chrominance Level becoms minimum for the first time as
shown in Fig. 4-1-15.
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
Red
±
5˚
264 %
±
5 %
Phase
Gain
Yellow
±
8˚
120 %
±
5 %
108˚
160˚
Fig. 4-1-14
Table 4-1-2
