20
Connecting
the
Power
Cable
CAUTION!
Before
you
connect
the
power
cable,
ensure
that
the
power
switch
is
OFF.
Unpack
the
AC
power
cable
and
connect
it
to
power.
For
the
power
socket,
a
three
‐
wire
single
‐
phase
power
socket
(as
shown
in
Figure
2
‐
17
)
or
a
multifunctional
computer
power
socket
is
recommended.
The
neutral
point
of
the
power
supply
must
be
properly
grounded.
Generally,
the
neutral
point
of
the
power
system
for
a
building
is
grounded
during
cabling.
Check
that
the
power
system
of
the
building
is
properly
grounded.
Figure
2
‐
17
AC
power
socket
(1)
Neutral
point
(2)
Zero
wire
(3)
Live
wire
3
Device
Power
On/Off
z
To
power
on
the
device:
Press
the
Power
On/Off
button
after
you
have
connected
the
device
to
power.
CAUTION!
Before
you
connect
the
device
to
power,
ensure
that
the
grounding
cable
has
been
properly
connected.
z
To
power
off
the
device:
Log
in
to
the
server
through
the
SSH
client
and
then
run
the
poweroff
command.
You
can
also
power
off
the
device
by
pressing
and
holding
the
Power
On/Off
button
for
three
seconds.
(1)
(2)
(3)
