34
2.
An
icon
will
appear
above
the
pane.
3.
To
stop
manual
recording,
click
Stop
Recording
on
the
toolbar.
Playback
The
device
can
play
back
the
videos
recorded
within
5
minutes
before
the
current
time
point
to
facilitate
instant
playback
in
case
of
exceptions.
Before
instant
playback,
ensure
that
videos
are
recorded
within
5
minutes
before
the
current
time
point.
Do
as
follows:
On
the
preview
screen,
select
the
pane
for
video
recording.
Click
the
Instant
Playback
icon
to
start
playing.
Backup
On
the
man
‐
machine
interface,
search
a
hard
disk
for
video
records
and
save
the
video
records
in
the
USB
storage
device
as
files.
Prerequisites
•
The
USB
storage
device
is
FAT32
‐
partitioned
and
formatted,
and
properly
connected
to
the
device.
•
You
are
permitted
to
play
back
videos.
•
Ensure
that
video
records
are
stored
on
the
device's
hard
disks.
