GB
the button SET
to yellow) or to deactivate it (field changes to orange).
3) If the button SET
the following submenu is shown:
All fields can be deactivated via ALL CLEAR and activated via
ALL SET. It is possible to return to the grid via RETURN to activate /
deactivate individual fields. To exit the area definition, select the line
EXIT and confirm.
4) Adjust the illumination rate with the value BLC RATIO.
6.5 AGC – automatic gain control
ON↵
gain control activated
OFF
no gain control
With activated gain control, the video signal is amplified accordingly in
case of poor illumination. The value AGC GAIN in the submenu defines
the control range. A high amplification increases the picture brightness
but also causes a higher picture noise.
6.6 ADJUST – picture adjustments
Make the desired picture adjustments for CONTRAST, picture SHARP-
NESS, proportion of blue (
ADJUST
CONTRAST
IIIIII
SHARPNESS
IIIIIIIIII
CB _ GAIN
IIIIIIIIIIIIIII
CR _ GAIN
IIIIIIIIIIIIIII
RETURN
20
shortly to activate the selected field (field changes
is pressed for a longer time (approx. 2 seconds),
BLC AREA
ALL CLEAR
ALL SET
RETURN
EXIT
CB _ GAIN
) and red (
O84
16
174
179
CR _ GAIN
).