Lenovo Notebook Computer User Guide
58
4.1.2
Environmental
requirements
z
Keep
the
temperature
around
the
computer
in
the
range
of
10
‐
35
℃
while
you
are
using
the
computer.
z
Do
not
use
the
computer
in
a
humid,
extremely
hot
or
cold,
vibrating,
dusty
environment
or
under
direct
sunshine.
z
The
slots
and
opening
on
the
shell
of
the
computer
are
used
for
ventilation.
Do
not
jam
or
cover
these
slots
and
openings
to
prevent
the
computer
from
being
over
heated.
Do
not
place
the
computer
on
bed,
sofa
or
other
similar
places;
otherwise
these
ventilation
slots
might
be
jammed.
z
Keep
the
computer
at
least
13cm
away
from
electric
appliances
which
have
strong
magnetic
radiations
such
as
TV
set,
refrigerator,
motor
or
large
speakers.
z
Do
not
move
the
computer
from
a
cold
environment
to
a
warm
place
suddenly.
When
the
temperature
difference
is
over
10
℃
,
condensation
phenomenon
will
happen
inside
the
computer
and
damage
storage
media.
z
Do
not
place
the
computer
on
an
unbalanced
surface.
4.1.3
Cleaning
your
computer
z
Do
not
clean
your
computer
when
it
is
powered
on.
z
Wipe
the
shell
of
the
computer
with
a
soft
cloth.
z
Use
a
soft
cloth
that
does
not
leave
any
residue
to
clean
the
LCD.
Do
not
use
soap
or
detergent.
z
Dusts
or
stains
will
compromise
the
touchpad’s
sensitivity.
