Auto Black Balance Menu; Black Shading Menu - Sony PXW-Z190V Service Manual

White V Para
The White V Para menu enables the vertical Parabola white shading correction (sensitivity correction at the vertical center with
respect to both ends) level.
White shading adjustment method
Preparation
・
Connect an HD waveform monitor to the SDI OUT terminal.
・
Waveform monitor setting: RGB mode
・ Focus: ∞
・
Shoot an all white pattern over the entire frame of monitor screen.
Adjustment Procedure
Adjust lens iris until white level becomes approximately 80 ％
1.
2. Adjust H Saw, H Para, V Saw and V Para for the respective channels of G-ch, B-ch and R-ch until waveform on the waveform
monitor becomes flat.
(H SAW) (H PARA)

4-4-3. Auto Black Balance Menu

The Auto Black Balance menu allows to adjust black balance automatically.

4-4-4. Black Shading Menu

The Black Shading menu enables the adjustment of the horizontal and vertical Saw correction level and parabola correction level.
Note
All the Black Shading correction values have been set to ±0 since the unit was shipped from the factory.
When the Black Shading correction is executed, it results in height difference of black level at the boundary areas between the
corrected areas. Do not change the Black Shading correction values from ±0 unless it is necessary.
Overview of Black Shading Menu
Setting
The black shading correction function can be switched on and off.
This function is automatically set to On after the unit is turned on.
Channel Select
The Channel Select menu enables selection of the channel (G-ch or B-ch or R-ch) to execute the Black H Saw, Black H Para, Black
V Saw, and Black V Para black shading adjustments on.
When the Channel Select menu selects any other channel, the displays of the Black H Saw, Black H Para, Black V Saw, and Black V
Para setup values are changed to the current setup values of the channel selected by the Channel Select menu. The changes are
reflected on the Black H Saw, Black H Para, Black V Saw, and Black V Para setup values.
Black H Saw
The Black H Saw menu enables the horizontal Saw black shading correction (linear increase and decrease) level.
(V SAW) (V PARA)
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