Lenovo Y50-70 User Manual download pdf (Page 6)

Y40-70/Y40-80/Y50-70/Y50-80/Y50-70 Touch/Y50-80 Touch

Hardware Maintenance Manual

General safety

Followtheserulesbelowtoensuregeneralsafety:

• Observeagoodhousekeeping inthe areawherethemachinesareput

duringandafterthemaintenance.

• Whenliftinganyheavyobject:

1. Makesurethatyoucanstandsafelywithoutslipping.

2. Distributetheweightoftheobjectequallybetweenyourfeet.

3. Useaslowliftingforce.Nevermovesuddenlyortwistwhenyouattempt

toliftit.

4. Liftitbystandingorpushingupwithyourlegmuscles;thisactioncould

avoidthestrainfromthemusclesinyourback.Donotattempttoliftany

objectthatweighsmorethan16kg(35lb)orthatyouthinkistooheavy

foryou.

• Donotperformany actionthatcauseshazardstothecustomer,or that

makesthemachineunsafe.

• Beforeyou startthe machine,makesurethatotherservicerepresentatives

andthecustomerarenotinahazardousposition.

• Pleaseremovecoversand otherparts ina safeplace,awayfromall

personnel,whileyouareservicingthemachine.

• Keepyourtoolcaseawayfromwalkareassothatotherpeoplewillnot trip

overit.

• Donotwearlooseclothingthatcanbetrappedinthemovingparts ofthe

machine.Makesurethatyoursleevesarefastenedorrolledupaboveyour

elbows.Ifyourhairislong,fastenit.

• Inserttheendsofyournecktieorscarfinsideclothingor fastenit withthe

nonconductiveclip,about8centimeters(3inches)fromtheend.

• Donotwearjewelry,chains,metal-frameeyeglasses,ormetalfastenersfor

yourclothing.

Attention:

Metalobjectsaregoodelectricalconductors.

• Wearsafetyglasses whenyouarehammering,drilling,soldering,cutting

wire,attachingsprings,usingsolvents,orworkinginanyotherconditions

thatmaybehazardoustoyoureyes.

• Afterservice, reinstallall safetyshields,guards,labels,and groundwires.

Replaceanysafetydevicethatiswornordefective.

• Reinstallallcoverscorrectlybeforereturningthemachinetothecustomer.

• Fanlouversonthemachinehelp toprevent theoverheating ofinternal

components.Donotobstructfanlouvers orcover themwith labelsor

stickers.

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Lenovo Y50-70 User Manual Page 6