Samsung SCC-C7433P User Manual page 54

DNR
DNR(Digital Noise Reduction) function enables the picture to be reduced noise.
FLICKERLESS
When this is set to [ON], the shutter speed is set to 1/100 sec (for NTSC) or 1/120 sec (for PAL)
to prevent from flickering by the discordance between vertical synchronization frequency and
on-and-off frequency of the light.
REVERSE
It is used to mirror video signals horizontally, vertically, or both.
DETAIL
It is used to control the horizontal or vertical distinction.
Y-LEVEL
It is used to set the levels for the Sync signal and the entire brightness signal of the video
signal.

(SPECIAL)
DNR ON
FLICKERLESS OFF
REVERSE OFF
(2) - - I -
DETAIL
(0) I - - - - -- - -
Y-LEVEL
(0) I - - - - -- - -
C-LEVEL
POSI/NEGA +
RET