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Lenovo IdeaPad U530 Touch
5
Thepurposeofthisinspectionguideistoassistyouinidentifyingpotential
unsafeconditions.Aseachmachinewasdesignedandbuilt,requiredsafety
itemswereinstalledtoprotectusersandservicepersonnelfrominjury.This
guideaddressesonlythoseitems.Youshouldusegoodjudgmenttoidentify
potentialsafetyhazardsduetoattachmentofnon‐Lenovofeaturesoroptionsnot
coveredbythisinspectionguide.
Ifanyunsafeconditionsarepresent,youmustdeterminehowseriousthe
apparenthazardcouldbeandwhetheryoucancontinuewithoutfirstcorrecting
theproblem.
Considertheseconditionsandthesafetyhazardstheypresent:
• Electricalhazards,especiallyprimarypower(primaryvoltageontheframe
cancauseseriousorfatalelectricalshock)
• Explosivehazards,suchasadamagedCRTfaceorabulgingcapacitor
• Mechanicalhazards,suchaslooseormissinghardware
Todeterminewhetherthereareanypotentialunsafeconditions,usethe
followingchecklistatthebeginningofeveryservicetask.Beginthecheckswith
thepoweroff,andthepowercorddisconnected.
Checklist:
1. Checkexteriorcoversfordamage(loose,broken,orsharpedges).
2. Turnoffthecomputer.Disconnectthepowercord.
3. Checkthepowercordfor:
a. A third-wire ground connector in good condition. Use a meter to measure
third-wire ground continuity for 0.1 ohm or less between the external
ground pin and the frame ground.
b. The power cord should be the type specified in the parts list.
c. Insulation must not be frayed or worn.
4. Checkforcrackedorbulgingbatteries.
5. Removethecover.
6. Checkforanyobviousnon‐Lenovoalterations.Usegoodjudgmentastothe
safetyofanynon‐Lenovoalterations.
7. Checkinsidetheunitforanyobviousunsafeconditions,suchasmetalfilings,
contamination,waterorotherliquids,orsignsoffireorsmokedamage.
8. Checkforworn,frayed,orpinchedcables.
9. Checkthatthepower‐supplycoverfasteners(screwsorrivets)havenotbeen
removedortamperedwith.
Safety inspection guide