General safety guidelines, Service, General – Lenovo 3000 J User Manual

Page 8: Safety, Guidelines

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Frequently

inspect

your

computer

and

its

components

for

damage

or

wear

or

signs

of

danger.

If

you

have

any

question

about

the

condition

of

a

component,

do

not

use

the

product.

Contact

the

Customer

Support

Center

or

the

product

manufacturer

for

instructions

on

how

to

inspect

the

product

and

have

it

repaired,

if

necessary.

For

a

list

of

Service

and

Support

phone

numbers,

see

“Worldwide

telephone

list”

on

page

54.

In

the

unlikely

event

that

you

notice

any

of

the

conditions

listed

below,

or

if

you

have

any

safety

concerns

with

your

product,

stop

using

the

product

and

unplug

it

from

the

power

source

and

telecommunication

lines

until

you

can

speak

to

the

Customer

Support

Center

for

further

guidance.

v

Power

cords,

plugs,

power

adapters,

extension

cords,

surge

protectors,

or

power

supplies

that

are

cracked,

broken

or

damaged.

v

Signs

of

overheating,

smoke,

sparks

or

fire.

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

product

(such

as

an

extension

cord)

that

is

not

manufactured

for

or

by

Lenovo,

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

Customer

Support

Center.

Use

only

a

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.

Lenovo

expressly

identifies

CRUs

as

such,

and

provides

documentation

with

vi

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Reference

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