General Lock CX480-DN User Manual And Installation Instructions page 18

1. D/D LEVEL
This parameter, range from 01 ~ 150, is to
adjust brightness level of the video when
using the Direct Drive Auto IRIS lens.
When the value is higher, the video image
is brighter; when the value is lower, the
video image is darker.
Notice: D/D level mentioned above is
adjusted for Direct Drive lens
only. This value is not effective
when using Video Drive lens.
The default D/D LEVEL setting is 32.
2. BLC, BLC LEVEL, AGC, AGC MAX, and
AGC MIN functions are the same setting
procedure as EXPOSURES ES.
• EXPOSURE FL
Select the Flickerless mode to remove the
picture flicker when using a NTSC version
camera in 50Hz power source and under
fluorescent light; or using PAL version
camera in 60Hz power source and under
fluorescent light.
EXPOSURE FL
AGC
AGC MAX
AGC MIN
EXIT
The above parameters are the same setting
procedure as EXPOSURE ES. Under the
FL mode, the speed of electronic shutter
will be stable at 1/100(NTSC) or
1/120(PAL).
18
ON
187
00