16
Lenovo ThinkSystem NE2552E Flex Switch: Installation Guide
this
page
and
record
product
information
below.
Keep
the
information
in
a
safe
place
for
future
reference.
You
will
need
this
information
when
you
register
the
switch
or
open
a
service
call
with
Lenovo.
For
convenience,
once
the
NE2552E
is
installed
and
initialized,
you
can
use
the
show sys-info
command
in
the
switch
firmware
interface
to
display
the
product
serial
number
and
other
required
information.
Installation Guidelines
Before
you
install
the
switch
in
the
Lenovo
Flex
System
chassis,
read
the
following
information:
Read
the
safety
information
that
begins
on
,
,
and
the
safety
statements
in
the
Lenovo
Flex
System
chassis
documentation.
This
information
provides
a
safe
working
environment.
Observe
good
housekeeping
in
the
area
where
you
are
working.
Place
removed
covers
and
other
parts
in
a
safe
place.
Blue
on
a
component
indicates
touch
points,
where
you
can
grip
the
component
to
remove
it
from
or
install
it
in
the
compute
node
or
Lenovo
Flex
System
chassis,
open
or
close
a
latch,
and
so
on.
Orange
on
a
component
or
an
orange
label
on
or
near
a
component
on
the
switch,
compute
node,
or
Lenovo
Flex
System
chassis
indicates
that
the
component
can
be
hot
‐
swapped,
which
means
that
if
the
Lenovo
Flex
System
chassis
and
operating
system
support
hot
‐
swap
capability,
you
can
remove
or
install
the
component
while
the
Lenovo
Flex
System
chassis
is
running.
(Orange
can
also
indicate
touch
points
on
hot
‐
swap
components.)
See
the
instructions
for
removing
or
installing
a
specific
hot
‐
swap
component
for
any
additional
procedures
that
you
might
have
to
perform
before
you
remove
or
install
the
component.
You
do
not
have
to
turn
off
the
Lenovo
Flex
System
chassis
to
install
or
replace
any
of
the
hot
‐
swap
modules
on
the
front
or
rear
of
the
Lenovo
Flex
System
chassis.
When
you
install
the
switch
in
the
Lenovo
Flex
System
chassis,
you
must
also
install
a
compatible
I/O
network
adapter
in
the
compute
node
to
support
the
switch.
When
you
are
finished
working
on
the
compute
node
or
Lenovo
Flex
System
chassis,
reinstall
all
safety
shields,
guards,
labels,
and
ground
wires.
Table 1.
Important
product
information
Product Name
Lenovo ThinkSystem NE2552E Flex Switch
Serial
Number
Part
Number
Media
Access
Control
(MAC)
address
for
switch
MAC
addresses
for
other
components