© Copyright Lenovo 2018
Chapter 3: Installing NE2572O Hardware and Options
47
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.
Statement 3
CAUTION:
When
laser
products
(such
as
CD
‐
ROMs,
DVD
drives,
fiber
optic
devices,
or
transmitters)
are
installed,
note
the
following:
Do
not
remove
the
covers.
Removing
the
covers
of
the
laser
product
could
result
in
exposure
to
hazardous
laser
radiation.
There
are
no
serviceable
parts
inside
the
device.
Use
of
controls
or
adjustments
or
performance
of
procedures
other
than
those
specified
herein
might
result
in
hazardous
radiation
exposure.
DANGER
Class
1
Laser
Product
Laser
Klasse
1
Laser
Klass
1
Luokan
1
Laserlaite
Appareil
À
Laser
de
Classe
1
Some
laser
products
contain
an
embedded
Class
3A
or
Class
3B
laser
diode.
Note
the
following.
Laser
radiation
when
open.
Do
not
stare
into
the
beam,
do
not
view
directly
with
optical
instruments,
and
avoid
direct
exposure
to
the
beam.
