User
Manual
of
Network
Speed
Dome
68
GC
‐
IMPO
‐
FIZD(E)
© GovComm, Inc. 2014
2650 Biscayne Boulevard, Miami, Florida 33137 | 305-937-2000 | www.GovComm.us | [email protected]
BLC
If
there’s
a
bright
backlight,
the
subject
in
front
of
the
backlight
appears
silhouetted
or
dark.
Enabling
BLC
(back
light
compensation)
function
can
correct
the
exposure
of
the
subject.
But
the
backlight
environment
is
washed
out
to
white.
White
Balance
The
White
Balance
mode
can
be
set
to
Auto
,
MWB
,
Outdoor
,
Indoor
,
Fluorescent
Lamp
,
Sodium
Lamp
and
Auto
‐
Track
.
Auto
:
In
Auto
mode,
the
camera
retains
color
balance
automatically
according
to
the
current
color
temperature.
Manual
White
Balance:
In
MWB
mode,
you
can
adjust
the
color
temperature
manually
to
meet
your
own
demand
as
shown
in
Figure
6
‐
35.
Outdoor
Figure
6
‐
35
Manual
White
Balance
You
can
select
this
mode
when
the
speed
dome
is
installed
in
outdoor
environment.
Indoor
You
can
select
this
mode
when
the
speed
dome
is
installed
in
indoor
environment.
Fluorescent
Lamp
You
can
select
this
mode
when
there
are
fluorescent
lamps
installed
near
the
speed
dome.
Sodium
Lamp
You
can
select
this
mode
when
there
are
sodium
lamps
installed
near
the
speed
dome.
Auto
‐
Track
In
Auto
‐
Track
mode,
white
balance
is
continuously
being
adjusted
in
real
‐
time
according
to
the
color
temperature
of
the
scene
illumination.
This
function
varies
depending
on
the
models
of
speed
dome.
3D
Digital
Noise
Reduction
You
can
enable
or
disable
the
3D
Digital
Noise
Reduction
function
as
shown
in
Figure
6
‐
36.
The
level
ranges
from
0
to
100.
