© Copyright Lenovo 2018
Chapter 2: Installing and Removing the NE2552E
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Disconnecting a Fiber Optic Cable
To
disconnect
the
fiber
optic
cable
from
the
QSFP28
module,
complete
the
following
steps:
1.
Squeeze
the
release
tabs
and
gently
pull
the
fiber
optic
cable
from
the
module.
2.
Replace
the
protective
caps
on
the
ends
of
the
fiber
optic
cable.
Removing a QSFP+ or QSFP28 Module
To
remove
the
QSFP+
or
QSFP28
module
from
the
switch
port,
complete
the
following
steps.
1.
Read
the
safety
information
that
begins
on
and
2.
Read
the
information
in
3.
Remove
the
fiber
optic
cable
from
the
module
that
you
want
to
replace.
For
more
information
about
removing
the
cable,
see
Attention:
To
avoid
damage
to
the
cable
or
the
module,
make
sure
that
you
disconnect
the
fiber
‐
optic
cable
before
you
remove
the
QSFP28
module
from
the
switch
port.
4.
Unlock
the
module
by
pulling
the
wire
tab
straight
out,
as
shown
in
the
following
illustration
5.
Grasp
the
wire
tab
on
the
module
and
pull
it
out
of
the
port.
6.
Replace
the
protective
cap
on
the
module
and
the
switch
QSFP28
port.
7.
Place
the
module
into
a
static
‐
protective
package.
Installing a QSFP28 Optical Transceiver
The
QSFP28
ports
accept
approved
QSFP28
transceivers.
The
QSFP28
optical
transceiver
provides
an
MTP
cable
connector
for
connecting
to
external
ports.
QSFP28
module
