Sanyo VCB-3444 Security Camera User Manual


 
SETTINGS
Lens iris adjustment
If using a DC type auto-iris lens, you will need to set the LEVEL
volume when shooting in the conditions described below.
L (counterclockwise): To decrease the contrast
H (clockwise): To increase the contrast
If shooting simultaneously in a dark room
and through a bright window.
If the subject background is extremely
bright or dark.
If the brightness of the picture on the
monitor is not correct.
Backlight compensation setting
Use an auto-iris lens and set the BLC switch to
the BLC (ON) position, to engage the
backlight compensation function.
If using a VIDEO type auto-iris lens
The ALC volume on the lens should be turned all the way to Av
(Average).
If the backlight compensation function does not compensate
properly for the conditions, set using the LEVEL volume on the
lens.
AGC setting
AGC (Automatic gain control) can be turned ON or OFF.
AGC (ON): Auto gain control
OFF: Fixed gain
H
LEVEL
L
OFFBLC
OFFAGC
L73Q4/US GB 2001, 6, 18
English 11