Sony Digital betacam DVW-707, Руководство по обслуживанию, Страница: 304 / 314

8-18
DVW-790WS/709WS/707
DVW-790WSP/709WSP/707P P2V1
8-15-3. DCC Knee Adjustment
Note
Perform this adjustment, if necessary, to suit the custom-
er’s preferences.
Preparation
.
WHITE BAL switch (inside panel)
→
PRST
.
On the setup menu, set as follows.
PAGE : S33
*
DCC ADJ.
ITEM : DCC POINT
→
0
ITEM : DCC GAIN
→
0
.
OUTPUT/DCC switch (inside panel)
→
CAM/ON
.
Shoot a grayscale chart in the full underscanned monitor
frame.
.
AUTO W/B BAL switch (front panel)
→
WHT
(Perform the automatic white balance adjustment.)
.
Equipment : Waveform monitor
.
Test point : TEST OUT connector
Setting point :
1
Lens IRIS
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.
3. Select the lens extender, shoot a grayscale chart in the
full underscanned monitor frame.
8-15. Knee and White Clip Adjustments
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.
A
Standard
(600 %)
Minimum
(300 %)