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Lenovo IdeaTab A1000L Hardware Maintenance Manual
6
Anycomputerpartcontainingtransistorsorintegratedcircuits(ICs)shouldbe
consideredsensitivetoelectrostaticdischarge(ESD).ESDdamagecanoccur
whenthereisadifferenceinchargebetweenobjects.ProtectagainstESDdamage
byequalizingthechargesothatthemachine,thepart,theworkmat,andthe
personhandlingthepartareallatthesamecharge.
WhenhandlingESDsensitiveparts:
Keepthepartsinprotectivepackagesuntiltheyareinsertedintotheproduct.
Avoidcontactwithotherpeople.
Wearagroundedwriststrapagainstyourskintoeliminatestaticonyour
body.
Preventthepartfromtouchingyourclothing.Mostclothingisinsulativeand
retainsachargeevenwhenyouarewearingawriststrap.
Usetheblacksideofagroundedworkmattoprovideastaticfreework
surface.ThematisespeciallyusefulwhenhandlingESDsensitivedevices.
Selectagroundingsystem,suchasthoselistedbelow,toprovideprotection
thatmeetsthespecificservicerequirement.
Attach the ESD ground clip to any frame ground, ground braid, or green-
wire ground.
When working on a double-insulated or battery-operated system, use an
ESD common ground or reference point. You can use coax or connector-
outside shells on these systems.
Use the round ground prong of the ac plug on ac-operated computers.
Electricalgroundingofthecomputerisrequiredforoperatorsafetyandcorrect
systemfunction.Propergroundingoftheelectricaloutletcanbeverifiedbya
certifiedelectrician.
Handling devices that are sensitive to electrostatic discharge
Notes:
1. Use product-specific ESD procedures when they exceed the
requirements noted here.
2. MakesurethattheESDprotectivedevicesyouusehavebeencertified
(ISO9000)asfullyeffective.
Notes:
TheuseofagroundingsystemtoguardagainstESDdamageisdesirablebut
notnecessary.
Grounding requirements
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