Contrast Menu - Sony DXC-390 Service Manual

Adjusting and Setting with Menus
Selection Function
3 Move the cross cursor appearing at the right
AE AREA
bottom corner with the
(Continued)
the lower and right side size, then press the
ENTER button.
4 Move the AE window to the desired position with
the
button.
Note
To cancel the setting before completing the
procedure, press the MENU button.
Sets auto exposure focusing speed in AGC, CCD
AE SPEED
IRIS or auto-iris control mode.
Selects from MID (normal speed), FAST (fast speed)
and SLOW (slow speed).
Note
If lens hunting occurs, adjust with AE SPEED.
AE DETECT Selects the detection method of the luminance level
of the selected AE window.
AVERAGE: Selects to detect the average luminance
level of the whole AE window.
PEAK: Selects to detect the part with the highest
luminance level.
20
(GB) Chapter 2 Operation
EFFECT
Selects the setting suitable for the incident luminance levels.
Selection Function
Selects KNEE POINT setting or BLACK STRETCH.
MANUAL
KNEE POINT
Sets the knee point according to the incoming light
levels.
OFF: Knee processing does not function.
HIGH: Sets the knee point to the highest level.
MID: Normally, select this position.
LOW: Sets the knee point to the lowest level.
BLACK STRETCH
Adjusts the luminance of the dark portion of the
screen.
You can set the value within the range from –10 to
+10. The higher the setting, the brighter the screen.
When shooting a very bright object, the whole
DCC+
screen may white out or a part of the image may be
colorless. This setting minimizes these phenomena.
Adjusts the contrast according to the luminance
DYNA-
level of each picture element. The setting is useful
LATITUDE
for shooting scenes mixed with bright and dark
parts.
You can set the level within the range from –10 to
+10.
DXC-390/390P
B b V v
, , or button to set
Move Window
Move Cross Cursor
Cancel Fix Back
MENU ENTER BARS
B b V v
, , or button, then press the ENTER

CONTRAST menu

Adjusts the contrast of the image.
<CONTRAST>
>EFFECT
KNEE POINT
BLACK STRETCH
GAMMA
LEVEL
MASTER PEDESTAL
R. PEDESTAL
B. PEDESTAL
Select Back
MENU
Setting items in the CONTRAST menu
Setting item Contents of setting
EFFECT Adjusts the picture contrast in
accordance with the incident
luminance level.
KNEE POINT Sets the knee point.
BLACK Adjusts the luminance of a dark
STRETCH portion of the screen.
GAMMA Activates gamma compensation.
LEVEL Adjusts the gamma level.
MASTER Sets the pedestal level of the output
PEDESTAL signal.
R./B. Finely adjust the pedestal level.
PEDESTAL
GAMMA
Activates gamma compensation.
Function
Selection
Outputs the video signal linearly without gamma
OFF
compensation. Use this setting when you want to
produce images for image processing or image
analysis.
Compensates the reproduction characteristics of a
ON
cathode-ray tube of a monitor to produce natural-
tone image.
Select LEVEL, then adjust so that you can obtain
natural-tone image. Adjustable range is from –10 to
+10.
MASTER PEDESTAL
The pedestal levels of the G, B and R output signals can be
adjusted simultaneously.
Adjusts the darkness level of the black part of the image.
Use this function to bring out details in heavily shaded
areas. The adjustable range is from –127 to +127. Normally
set to ±0.
Use of a waveform monitor allows easier adjustment.
[A]
MANUAL
MID
+ _
0
ON
+ _
0
+ _
0
+ _
0
+ _
0
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Chapter 2 Operation (GB)
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