70
7
Backup
Video
backup
is
implemented
by
querying
videos
stored
in
the
hard
disk
of
the
device
through
the
man
‐
machine
interface
and
then
backing
up
videos
as
files
to
a
USB
storage
device.
NOTE
！
During
video
query,
a
video
list
displays
a
maximum
of
200
records.
If
there
are
more
than
200
query
records,
you
need
to
reset
the
query
channel
and
query
time.
Prerequisites
z
The
USB
storage
device
is
partitioned
and
formatted
as
the
FAT32
file
system,
and
properly
connected
to
the
device.
z
You
have
the
video
playback
permission.
z
The
hard
disk
of
the
device
has
stored
videos.
Steps
Screenshot
1.
Right
‐
click
anywhere
in
the
preview
interface,
and
then
choose
Menu
>
Recording
.
The
Recording
Backup
interface
is
displayed.
2.
Query
videos.
Select
one
or
more
channels
whose
videos
are
to
be
queried.
Enter
the
start
time
and
end
time,
and
then
click
Query
.
Query
results
are
displayed.
3.
Select
the
video
to
be
backed
up.
Select
one
or
more
videos
to
be
backed
up
and
click
Backup
.
The
Recording
Backup
interface
is
displayed.
NOTE
！
Select
the
channel,
enter
the
start
time
and
end
time,
and
click
Quick
Backup
.
The
Recording
Backup
interface
is
directly
displayed.
By
default,
all
the
videos
on
the
selected
channel
in
the
specific
period
of
time
are
backed
up.
Содержание DVR300-08E
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