Note:
The
2145
uninterruptible
power
supply-1U
(2145
UPS-1U)
does
not
power
off
when
the
SAN
Volume
Controller
is
shut
down
from
the
power
control
button.
Power
LED
The
green
power
LED
indicates
the
power
status
of
the
SAN
Volume
Controller.
The
properties
of
the
green
power
LED
are
as
follows:
Off
One
or
more
of
the
following
are
true:
v
No
power
is
present
at
the
power
supply
input
v
The
power
supply
has
failed
v
The
LED
has
failed
On
The
SAN
Volume
Controller
is
powered
on.
Flashing
The
SAN
Volume
Controller
is
turned
off
but
is
still
connected
to
a
power
source.
Note:
A
power
LED
is
also
on
the
rear
of
the
server.
Select
button
You
can
use
the
select
button
to
select
an
item
from
a
menu.
The
select
button
and
navigation
buttons
help
you
to
navigate
and
select
menu
and
boot
options,
and
start
a
service
panel
test.
The
select
button
is
located
on
the
front
panel
of
the
SAN
Volume
Controller,
near
the
navigation
buttons.
Node
identification
label
The
node
identification
label
on
the
front
panel
displays
a
six-digit
node
identification
number.
The
node
identification
label
is
the
same
as
the
six-digit
number
that
is
used
in
the
svctask
addnode
command.
It
is
readable
by
system
software
and
is
used
by
configuration
and
service
software
as
a
node
identifier.
The
node
identifier
can
also
be
displayed
on
the
front
panel
display
when
node
is
selected
from
the
menu.
If
the
service
controller
assembly
front
panel
is
replaced,
the
configuration
and
service
software
displays
the
number
that
is
printed
on
the
front
of
the
replacement
panel.
Future
error
reports
contain
the
new
number.
No
cluster
reconfiguration
is
necessary
when
the
front
panel
is
replaced.
Error
LED
Critical
faults
on
the
service
controller
are
indicated
through
the
amber,
error
LED.
The
error
LED
has
the
following
two
states:
OFF
The
service
controller
is
functioning
correctly.
ON
A
critical
service
controller
failure
was
detected
and
you
must
replace
the
service
controller.
Appendix
A.
SAN
Volume
Controller
2145-8F4
and
SAN
Volume
Controller
2145-8F2
71
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