Dcc Knee Adjustment - Sony Digital Betacam DVW-707 Maintenance Manual

7-15. Knee and White Clip Adjustments

7-15-3. DCC Knee Adjustment

Note
Perform this adjustment, if necessary, to suit the custom-
er's preferences.
Preparation
. WHITE BAL switch (inside panel)
. On the setup menu, set as follows.
PAGE : S33*DCC ADJ.
ITEM : DCC POINT
ITEM : DCC GAIN
. OUTPUT/DCC switch (inside panel)
. Shoot a grayscale chart in the full underscanned monitor
frame.
. AUTO W/B BAL switch (front panel)
(Perform the automatic white balance adjustment.)
. Equipment
: Waveform monitor
Test point : TEST OUT connecor
: 1 Lens IRIS
Setting point
Spec. : Open the lens iris by 2.5 steps from the
reference setting
A = 100 ±2 IRE (NTSC)
A = 700 ±14 mV (PAL)
Adjustment Procedure
Equipment : Waveform monitor
Test point : TEST OUT connector
1. On the setup menu, adjust as follows.
PAGE : S33*DCC ADJ.
ITEM : DCC D RANGE
(Factory setting : 500 %)
Spec. : Set the desired dynamic range.
2. On the setup menu, adjust as follows.
PAGE : S33*DCC ADJ.
ITEM : DCC POINT (Factory setting : 0)
Spec. : Set the desired knee characteristics.
7-22
PRST
0
0
CAM/ON
WHT
A
3. Select the lens extender, shoot a grayscale chart in the
full underscanned monitor frame.
4. Return the lens extender to its normal position.
5. On the setup menu, adjust as follows.
PAGE : S33*DCC ADJ.
ITEM : DCC GAIN (Factory setting : 0)
Spec. : Set the desired knee characteristics.
Minimum
(300 %)
Standard
(600 %)
DVW-790WS/709WS/707
DVW-790WSP/709WSP/707P P2V1