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v
Damage
to
a
battery
(such
as
cracks,
dents,
creases),
discharge
from
a
battery,
or
a
buildup
of
foreign
substances
on
the
battery.
v
A
cracking,
hissing
or
popping
sound,
or
strong
odor
that
comes
from
the
product.
v
Signs
that
liquid
has
been
spilled
or
an
object
has
fallen
onto
the
computer
product,
the
power
cord
or
power
adapter.
v
The
computer
product,
the
power
cord
or
power
adapter
has
been
exposed
to
water.
v
The
product
has
been
dropped
or
damaged
in
any
way.
v
The
product
does
not
operate
normally
when
you
follow
the
operating
instructions.
Note:
If
you
notice
these
conditions
with
a
non-IBM
product
(such
as
an
extension
cord),
stop
using
that
product
until
you
can
contact
the
product
manufacturer
for
further
instructions,
or
until
you
get
a
suitable
replacement.
General
safety
guidelines
Always
observe
the
following
precautions
to
reduce
the
risk
of
injury
and
property
damage.
Service
Do
not
attempt
to
service
a
product
yourself
unless
instructed
to
do
so
by
the
IBM
HelpCenter.
Use
only
an
IBM
authorized
service
provider
who
is
approved
to
repair
your
particular
product.
Note:
Some
parts
can
be
upgraded
or
replaced
by
the
customer.
These
parts
are
referred
to
as
Customer
Replaceable
Units,
or
CRUs.
IBM
expressly
identifies
CRUs
as
such,
and
provides
documentation
with
instructions
when
it
is
appropriate
for
customers
to
replace
those
parts.
You
must
closely
follow
all
instructions
when
performing
such
replacements.
Always
make
sure
that
the
power
is
turned
off
and
that
the
product
is
unplugged
from
any
power
source
before
you
attempt
the
replacement.
If
you
have
any
questions
or
concerns,
contact
the
IBM
HelpCenter.
Power
cords
and
power
adapters
Use
only
the
power
cords
and
power
adapters
supplied
by
the
product
manufacturer.
Never
wrap
a
power
cord
around
the
power
adapter
or
other
object.
Doing
so
can
stress
the
cord
in
ways
that
can
cause
the
cord
to
fray,
crack
or
crimp.
This
can
present
a
safety
hazard.
Always
route
power
cords
so
that
they
will
not
be
walked
on,
tripped
over,
or
pinched
by
objects.
Protect
the
cord
and
power
adapters
from
liquids.
For
instance,
do
not
leave
your
cord
or
power
adapter
near
sinks,
tubs,
toilets,
or
on
floors
that
are
cleaned
with
liquid
cleansers.
Liquids
can
cause
a
short
circuit,
particularly
if
the
cord
or
power
adapter
has
been
stressed
by
misuse.
Liquids
can
also
cause
gradual
corrosion
of
the
power
cord
terminals
and/or
the
connector
terminals
on
the
adapter
which
can
eventually
result
in
overheating.
Always
connect
power
cords
and
signal
cables
in
the
correct
order
and
ensure
that
all
power
cord
connectors
are
securely
and
completely
plugged
into
receptacles.
vi
User
Guide