Data safety, Cleaning and maintenance, Using headphones or earphones – Lenovo 6491 User Manual
Page 17: Data, Safety, Cleaning, Maintenance, Using, Headphones, Earphones
The
following
notice
applies
to
all
countries
and
regions:
Danger
Outdoor
antenna
grounding
If
an
outside
antenna
or
cable
system
is
connected
to
the
equipment,
be
sure
the
antenna
or
cable
system
is
grounded
as
to
provide
some
protection
against
voltage
surges
and
built-up
static
charges.
Lightning
For
added
protection
for
this
equipment
during
a
lightning
storm,
or
when
it
is
left
unattended
and
unused
for
long
periods
of
time,
unplug
it
from
the
wall
outlet
and
disconnect
the
antenna
or
cable
system.
This
will
prevent
damage
to
the
video
product
due
to
lightning
and
power
line
surges.
Power
lines
An
outside
antenna
system
should
not
be
located
in
the
vicinity
of
overhead
power
lines
or
where
it
can
fall
into
such
power
lines
or
circuits.
When
installing
an
outside
antenna
system,
extreme
care
should
be
taken
to
keep
from
touching
such
power
lines
or
circuits,
as
contact
with
them
may
be
fatal.
Data
safety
Do
not
delete
unknown
files
or
change
the
name
of
files
or
directories
that
were
not
created
by
you;
otherwise,
your
computer
software
might
fail
to
work.
Be
aware
that
accessing
network
resources
can
leave
your
computer
vulnerable
to
computer
viruses,
hackers,
spyware,
and
other
malicious
activities
that
might
damage
your
computer,
software,
or
data.
It
is
your
responsibility
to
ensure
that
you
have
adequate
protection
in
the
form
of
firewalls,
antivirus
software,
and
anti-spyware
software
and
keep
this
software
up
to
date.
Cleaning
and
maintenance
Keep
your
computer
and
workspace
clean.
Shut
down
the
computer
and
then
disconnect
the
power
cord
before
cleaning
the
computer.
Do
not
spray
any
liquid
detergent
directly
on
the
computer
or
use
any
detergent
containing
flammable
material
to
clean
the
computer.
Spray
the
detergent
on
a
soft
cloth
and
then
wipe
the
computer
surfaces.
Using
headphones
or
earphones
If
your
computer
has
both
a
headphone
connector
and
an
audio-out
connector,
always
use
the
headphone
connector
for
headphones
(also
called
a
headset)
or
earphones.
Excessive
use
of
headphones
or
earphones
for
a
long
period
of
time
at
high
volume
can
be
dangerous
if
the
headphones
or
earphones
do
not
comply
with
specifications
of
EN
50332-2.
The
headphone
output
connector
of
your
computer
Important
safety
information
xv