FOR-A FA-9500 Operation Manual page 159

Parameter Default
Sample Area Full Screen
Area Display
(Marker
display)
Auto Level Adjustment will provide optimal results in many cases, but not always.
Sample Area determines the area where the data is sampled and the level
adjustments are applied to whole images.
 Sample Area (Fixed area)
Eight available sample areas are as shown below. Data is continuously sampled within each
area. (See section 9-2-2-3 "User Area 1, 2" for USERA REA 1, and 2.)
Sample area
Full Screen
Sample
area
Top-Left
 AVO Setup
Parameter Default
Response
Level 3
(Filtering
strength)
Scene Cut Det
Off
(Scene cut
detection)
Gamma Mode
(Gamma On
correction)
Setting range
Full
Screen,
-
Bottom
Right
User Area1
User Area2
Off
Off
On
IMPORTANT
Sample area
Letter Box
Sample
area
Top-Right
Setting
range
Sets the filtering strength for calculating the mean
distances that are applied to histograms created
using the sample data.
Level 1 -
The larger the value, the more gradually filtering is
Level 5
performed, with a more stable image but slower
response. The smaller the value, the less stable
the image, but with a faster response.
When set to On, the cut transitions are detected
Off,
and images are properly adjusted even if there are
On
sharp luminance changes.
Off, When set to On, signal levels are adjusted using
On the Gamma Level settings.
143
Description
Sets the sample area to calculate the
adjustment.
10 options are available: Eight fixed areas and
tow custom areas.
 Fixed areas
Full Screen, Letter Box, Pillar Box, Center,
Top-Left, Top-Right,
Bottom Left, Bottom Right
 Custom areas
Clicking Set Area opens the User Area1, 2
setting dialog box.
See section 9-2-2-3 "User Area 1, 2" for
details.
Sets sample area display On/Off. If set to On,
the sample area appears as a
semi-transparent white rectangle on all output
videos.
It is set to Off at startup. Also, if Mode is set to
Off, Area Display is automatically set to Off.
Sample area
Pillar Box
Sample
area
Bottom-Left
Description
Sample
area
Center
Sample
area
Bottom-Right