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Sony DVW-709WS/709WSP User Manual

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8-14
DVW-790WS/709WS/707
DVW-790WSP/709WSP/707P P2V1
8-12. Gamma Correction Adjustment
Preparation
. Lens IRIS 
→
MAN
. OUTPUT/DCC switch (inside panel) 
→
 CAM/ON
. Shoot a grayscale chart in the full underscanned monitor
frame.
Equipment
: Waveform monitor
Test point
: TEST OUT connector
Setting point
:
1Lens IRIS
Spec.
: A (white level) = 100 
±
2 IRE (NTSC)
A (white level) = 700 
±
14 mV (PAL)
. On the setup menu, set as follows.
PAGE
: S24
*LEVEL 7
ITEM
: TEST OUT 
→
 G
Adjustment Procedure
Equipment
: Waveform/Vector monitor
Test point
: TEST OUT connector
1.
On the setup menu, adjust as follows.
PAGE
: S21
*LEVEL 4
ITEM
: MASTER GAMMA
Spec.
: B = 63 
±
2 IRE (NTSC)
B = 420 
±
14 mV (PAL)
2.
On the setup menu, set as follows.
PAGE
: S12
*FUNCTION 1/2
ITEM
: TEST OUT 
→
 ENC
ITEM
: TEST SAW 
→
 ON
8-12. Gamma Correction Adjustment
3.
On the setup menu, adjust as follows.
PAGE
: S25
*LEVEL 8
ITEM
: R GAMMA
Spec.
: Position the illuminated spot at the center
of the vector monitor.
4.
On the setup menu, adjust as follows.
PAGE
: S25
*LEVEL 8
ITEM
: B GAMMA
Spec.
: Position the illuminated spot at the center
of the vector monitor.
5.
Repeat steps 3 and 4 several times, position the
illuminated spot at the center of the vector monitor.
6.
Make sure that the carrier leakage at the portion B is
not observed.
Setting After Adjustment
. On the setup menu, set as follows.
PAGE
: S12
*FUNCTION 1/2
ITEM
: TEST SAW 
→
 OFF
R
M
G
C
Y
G
Y
L
B
B
A
B