31
Table
6
‐
3
Preview
Operations
Menu
Item
Description
Camera
When
the
selected
pane
switches
to
a
digital
channel
screen,
you
can
start
or
stop
previewing
digital
channels
such
as
IPC.
Note:
When
the
camera
connected
on
the
channel
gets
offline,
the
corresponding
digital
channel
will
become
unavailable.
You
can
perform
preview
only
when
the
camera
comes
online.
Prev
Screen/
Next
Screen
Displays
the
images
available
for
preview
on
the
previous
or
next
screen
based
on
current
split
screen
mode
and
screen
number
during
polling
switching.
Multi
‐
Screen
Switches
the
split
‐
screen
mode.
Note:
z
Screens
3,
5
and
7
show
videos
in
the
corridor.
z
In
split
‐
screen
mode,
services
in
panes
other
than
the
current
screen
will
be
disabled
automatically.
Switch
Monitor
Switches
between
screens
on
a
man
‐
machine
interface
Start
Auto
‐
Switch
In
the
preview
screen,
poll
‐
switch
between
videos
on
various
channels.
Video
playback
Enters
the
channel
video
playback
interface.
Note:
You
can
display
this
interface
only
when
you
preview
images
after
logging
into
the
device.
Main
Menu
Used
to
access
the
main
menu
Note:
You
must
log
into
the
device.
Logout
Logs
out
and
returns
to
the
preview
mode
before
login.
Note:
You
can
display
this
interface
only
when
you
preview
images
after
logging
into
the
device.