CAUTION:
The
power
control
button
on
the
device
and
the
power
switch
on
the
power
supply
do
not
turn
off
the
electrical
current
supplied
to
the
device.
The
device
also
might
have
more
than
one
power
cord.
To
remove
all
electrical
current
from
the
device,
ensure
that
all
power
cords
are
disconnected
from
the
power
source.
1
2
Complete
the
following
steps
to
turn
off
the
power:
1.
Turn
off
the
power
to
each
device
based
on
the
following
shutdown
sequence:
a.
Turn
off
power
to
the
host
before
you
turn
off
power
to
the
DS4000
storage
subsystem
.
If
the
host
must
stay
powered
on
to
support
an
existing
network,
see
the
operating
system
documentation
for
information
about
disconnecting
the
storage
subsystem
logical
drives
from
the
host
before
the
storage
subsystem
is
powered
off.
b.
Turn
off
power
to
the
DS4000
storage
subsystem
before
you
turn
off
power
to
the
EXP100.
Turn
off
both
power
supply
switches
on
the
back
of
the
storage
subsystem.
c.
Turn
off
power
to
other
supporting
devices
(for
example,
management
stations,
Fibre
Channel
switches,
or
Ethernet
switches).
2.
Make
sure
that
all
I/O
activity
has
stopped.
3.
Make
sure
that
all
amber
Fault
LEDs
are
off.
If
any
Fault
LEDs
light
(drives,
power
supplies,
or
fans),
correct
the
problem
before
you
turn
off
the
power.
Note:
Be
sure
to
turn
off
the
EXP100
after
or
at
the
same
time
as
you
turn
off
the
DS4000
storage
subsystem.
4.
Turn
off
both
power
supply
switches
on
the
back
of
the
EXP100.
Performing
an
emergency
shutdown
Attention:
Emergency
situations
might
include
fire,
flood,
extreme
weather
conditions,
or
other
hazardous
circumstances.
If
a
power
outage
or
emergency
situation
occurs,
always
turn
off
all
power
switches
on
all
computing
equipment.
This
helps
to
safeguard
your
equipment
from
potential
damage
due
to
electrical
surges
when
power
is
restored.
If
the
EXP100
loses
power
unexpectedly,
it
might
be
due
to
a
hardware
failure
in
the
power
system
or
in
the
midplane
of
the
EXP100.
Complete
the
following
steps
to
shut
down
the
system
during
an
emergency:
1.
Stop
all
activity
and
check
all
of
the
LEDs.
Make
a
note
of
any
Fault
LEDs
that
are
lit
so
that
you
can
correct
the
problem
when
you
turn
on
the
power.
2.
Turn
off
all
power
supply
switches;
then,
unplug
the
power
cables
from
the
EXP100.
Restoring
power
after
an
emergency
Complete
the
following
steps
to
restart
the
EXP100
if
you
turned
off
the
power
supply
switches
during
an
emergency
shutdown,
or
if
a
power
failure
or
power
outage
occurred:
Chapter
2.
Installing
the
EXP100
61
Summary of Contents for TotalStorage EXP100
Page 2: ......
Page 187: ......
Page 188: ... Part Number 39M5947 Printed in USA GC26 7694 01 1P P N 39M5947 ...
