Zebra Adjustment - Sony DNW-7 Maintenance Manual

6-19. Zebra Adjustment

6-19. Zebra Adjustment
Preparation
. ZEBRA switch (viewfinder)
. On the setting menu, set as follows.
PAGE : FUNCTION 1/2
ITEM : TEST OUT
PAGE : VF SETTING
ITEM : ZEBRA SELECT
ITEM : ZEBRA1 APT
. OUTPUT/DCC switch (inside panel)
. Shoot a gray-scale chart in the full underscan's picture
frame.
Setting point : 1 Lens IRIS
: A = 100 ± 2 IRE (NTSC)
Spec.
A = 700 ±14 mV (PAL)
Adjustment procedure
Test point: TEST OUT connector
1. On the setting menu, adjust as follows.
PAGE : VF SETTING
ITEM : ZEBRA1 DETECT
Spec. : Set the condition that zebra pattern
appear at the portions A.
A
2. On the setting menu, set as follows.
PAGE : FUNCTION 1/2
ITEM : TEST SAW
3. On the setting menu, adjust as follows.
PAGE : VF SETTING
ITEM : ZEBRA1 APT (Factory setting: 0)
Spec. : Set the desired width of detection.
4. On the setting menu, set as follows.
PAGE : FUNCTION 1/2
ITEM : TEST SAW
6-14
ON
R, G or B
1
MIN
CAM/ON
A
A
ON
OFF
5. On the setting menu, set as follows.
PAGE : VF SETTING
ITEM : ZEBRA SELECT
6. On the setting menu, adjust as follows.
PAGE : VF SETTING
ITEM : ZEBRA2 DETECT
Spec. : Set the condition that zebra pattern
appear at the portion B.
Setting after adjustment
PAGE : VF SETTING
ITEM : ZEBRA SELECT
2
B
1
DNW-7/90/90WS