Dcc Knee Adjustment - Sony HDW-750 Maintenance Manual

9-16.

DCC Knee Adjustment

Note
Perform this adjustment as needed by the customer.
Preparation
. OUTPUT/DCC switch (inside panel) → CAM/ON
. WHITE BAL switch (inside panel) → PRST
. Complete the setting as shown below by using the setup
menu.
MENU : MAINTENANCE
PAGE : 12*DCC
ITEM : DCC POINT → 0
ITEM : DCC GAIN → 0
. Shoot the gray scale chart to fill the entire screen of the
under-scanned picture frame.
. AUTO W/B BAL switch (inside panel) → WHT
(Execute the auto white balance adjustment.)
Equipment : HD analog waveform monitor
Measurement point : TEST OUT connector
(outside panel)
Adjustment point : 1lens iris
Specifications : Open the lens iris by 2.5 F-stops
from the reference iris position
(A = 700 ± 14 mV).
Adjustment Procedure
Equipment : HD analog waveform monitor
Measurement point : TEST OUT connector (outside panel)
1. Complete the adjustment as shown below by using the
setup menu.
MENU : MAINTENANCE
PAGE : 12*DCC
ITEM : DCC RANGE (Default value when
shipped from the factory : 600%)
Specifications : Adjust the DCC range for the
customer's preference.
HDW-750/750CE V1
2. Complete the adjustment as shown below by using the
setup menu.
MENU :
PAGE :
ITEM :
Specifications : Adjust the KNEE characteristics for
3. Select the lens EXTENDER and shoot the gray scale
chart to fill the entire screen of the under-scanned
picture frame.
4. Return the EXTENDER to the original position.
5. Complete the adjustment as shown below by using the
setup menu.
MENU :
PAGE :
ITEM :
Specifications : Adjust the KNEE characteristics for
A
9-16. DCC Knee Adjustment
MAINTENANCE
12*DCC
DCC POINT (Default value when
shipped from the factory : 0)
the customer's preference.
MAINTENANCE
12*DCC
DCC GAIN (Default value when
shipped from the factory : 0)
the customer's preference.
MIN
(300 %)
Standard
(600 %)
9-19