2.2.2
Ab
out CD
b
urner
1.
The
internal
CD/DVD
b
urner
needs
to
b
e
set
as
master.
2.
It
is
strongl
y
recommend
to
purchase
CD/DVD
b
urner
pre
-
installed.
2.2.
3
Connection of exterior power suppl
y
Confirm
the
right
position
of
the
toggle
switch
near
the
power
soc
k
et
according
to
the
input
voltage.
W
e
recommend
y
ou
use
sta
b
le
and
less
wave
interference
power
suppl
y
that
will
b
enefit
stead
y
operation
and
useful
time
of
DVR.
It
also
b
enefits
operations
of
other
peripheral
e
q
uipments
such
as
cameras.
If
possi
b
le
,
UPS
power
is
the
b
est
choice.
2.2.4 Install DVR in the machine ca
b
inet
The
si
z
e
of
DVR
is
2Ustandard
industrial
case
ˈ
441mm
(W
ide
)
x4
30
mm
(
Deep
)
x8
9
mm
(
High
)
The
si
z
e
of
the
k
e
yb
oard
is
3
1
0
mm*16
0
mm*
75
mm
(
*88
hand
handle
)
Put
the
ca
b
inet
in
ventilated
place.
A
void
extreme
heat
,
humid
and
heave
dust
y
conditions.
A
fter
long
time
use
, y
ou
should
clean
inlet
opening
,
cooling
fan
etc.
with
a
soft
dr
y b
rush.
2.3 Connection of
v
ideo
/
audio input
/
output
2.
3
.1 Connection of video input
The
video
input
interface
is
BN
C.
The
re
q
uest
of
video
input
is
P
AL
/
N
TSC
BN
C
˄
1.
0
V
P
-
P
ˈ
75
¡˅
.
The
video
signal
should
compl
y
with
national
standards.
High
S
N
R
,
low
distortion
,
low
interference
,
natural
color
and
suita
b
le
lightness
are
also
needed
for
the
video
signal.
Chec
k
the sta
b
ilit
y
and relia
b
ilit
y
of the camera signal
:
The
camera
should
b
e
installed
at
suita
b
le
place.
Under
b
ac
k
lighting
,
low
illumination
surroundings
that
are
not
suggested
,
the
user
should
use
b
ac
k
lighting
compensation
camera
or
low
illumination
camera.
The
power
suppl
y
of
the
camera
should
have
the
same
grounding
with
the
power
suppl
y
of
the
DVR
to
ensure
the
normal
operation
of
the
camera.
Chec
k
the sta
b
ilit
y
and relia
b
ilit
y
of the transmission line
Use
high
q
ualit
y,
good
shielded
BN
C
and
choose
suita
b
le
BN
C
model
according
to
the
transmission
distance.
Page 14 of 52
Blue Box User Guide
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