Detail Frequency Adjustment (4:3); H/V Ratio Adjustment (4:3) - Sony Digital Betacam DVW-707 Maintenance Manual

7-17. Detail Signal Adjustment (4:3)

7-17-3. Detail Frequency Adjustment (4:3)

Note
Perform this adjustment, if necessary, to suit the custom-
er's preferences.
Preparation
. On the setup menu, set as follows.
PAGE : S12*FUNCTION 1/2
ITEM : DETAIL
ITEM : TEST OUT
. OUTPUT/DCC switch (inside panel)
. Shoot a grayscale chart (4:3) in the full underscanned
monitor frame.
Equipment : Waveform monitor
: 1 Lens IRIS
Setting point
: A = 100 ± 2 IRE (NTSC)
Spec.
A = 700 ±14 mV (PAL)
. Select the line at the center white portion of the gray-
scale chart.
Adjustment Procedure
Equipment : Waveform monitor
Test point : TEST OUT connector
1. Select the 4:3 mode.
PAGE : S14*WIDE SCREEN
ITEM : 16:9/4:3 MODE
2. On the setup menu, adjust as follows.
PAGE : S18*LEVEL 1#4:3
ITEM : DTL FREQ. <4:3> (Factory setting: 0)
Spec. : Set the desired width at the edge of
portion B.
Note
After this adjustment, be sure to perform Section 7-17-4
"H/V Ratio Adjustment (4:3)", and Section 7-17-5 "Detail
Level Adjustment (4:3)", in that order.
7-28

7-17-4. H/V Ratio Adjustment (4:3)

4:3 mode
Preparation
. On the setup menu, set as follows.
. OUTPUT/DCC switch (inside panel)
. Shoot a grayscale chart (4:3) in the full underscanned
ON
ENC
CAM/ON
A
Adjustment Procedure
Equipment
Test point
1. Select the 4:3 mode.
2. On the setup menu, adjust as follows.
4:3
B
PAGE : S12*FUNCTION 1/2
ITEM : DETAIL
ITEM : TEST OUT
monitor frame.
Equipment : Waveform monitor
Test point : TEST OUT connector
Setting point : 1 Lens IRIS
Spec. : A = 100 ±2 IRE (NTSC)
A = 700 ±14 mV (PAL)
: Black and white monitor
: TEST OUT connector
PAGE : S14*WIDE SCREEN
ITEM : 16:9/4:3 MODE
PAGE : S18*LEVEL 1#4:3
ITEM : H/V RATIO <4:3>
Spec. : Adjust so that the H and V detail
amounts which are added are equiva-
lent.
H
4:3 mode
ON
ENC
CAM/ON
A
4:3
V
DVW-790WS/709WS/707
DVW-790WSP/709WSP/707P P2V1