Sharp VL-E40S Informações Técnicas descarregar pdf (Página 61)

IftheMTMandProductIDnumbersdifferfromeachotherontherearlabel,usewhatisshownforthe

ProductIDeld.Seethefollowingexample:

MTMontherearlabel:

TTTT-CTOS/NSSSSSSS

ProductIDontherearlabel:

TTTT-MMM(UsethisnumberwhensettingSerialNumber.)

Intheexample,theSerialNumbertobeinputis“1STTTTMMMSSSSSSS”.

RetainingtheUUID

TheUniversallyUniqueIdentier(UUID)isa128-bitnumberuniquelyassignedtoyourcomputerat

productionandstoredintheEEPROMofyoursystemboard.

ThealgorithmthatgeneratesthenumberisdesignedtoprovideuniqueIDsuntiltheyearA.D.3400.Notwo

computersintheworldhavethesamenumber.

Whenyoureplacethesystemboard,followthefollowingstepstocreatenewUUIDforthesystemboardif

thesystemboarddoesnothaveaUUID:

1.InstallthelatestversionofLENOVOThinkPadHardwareMaintenanceDisketteorMaintenanceKey,

andthenrestartthecomputer.

2.Fromthemainmenu,select4.AssignUUID.AnewUUIDiscreatedandwritten.IfavalidUUIDalready

exists,itisnotoverwritten.

ReadingorwritingtheECAinformation

InformationonEngineeringChangeAnnouncements(ECA)arestoredintheEEPROMofthesystemboard.

TheelectronicstorageofthisinformationsimpliestheproceduretocheckiftheECAhasbeenpreviously

appliedtoamachine.ThemachinedoesnotneedtobedisassembledtocheckfortheECAapplication.

TocheckwhatECAshavebeenpreviouslyappliedtothemachine,usetheECAInformationRead/Write

functionontheLENOVOThinkPadHardwareMaintenanceDisketteorMaintenanceKey.

1.InsertthelatestversionofLENOVOThinkPadHardwareMaintenanceDisketteorMaintenanceKey,

andthenrestartthecomputer.

2.Fromthemainmenu,select6.SetECAInformation.

3.ToreadtheECAinformation,select2.ReadECA/reworknumberfromEEPROMandfollowthe

instructionsonthescreen;Toreadboxbuilddate,select5.ReadboxbuilddatefromEEPROM,and

followtheinstructionsonthescreen.

AfteranECAhasbeenappliedtothemachine,theEEPROMmustbeupdatedtoreecttheECA's

application.UsethelatestversionofLENOVOThinkPadHardwareMaintenanceDisketteorMaintenance

KeytoupdatetheEEPROM.

Note:OnlytheECAnumberisstoredintheEEPROM.ThemachinetypeoftheECAisassumedtobethe

sameasthemachinetypeofthemachinethathadtheECAappliedtoit.

1.InsertthelatestversionofLENOVOThinkPadHardwareMaintenanceDisketteorMaintenanceKey,

andthenrestartthecomputer.

2.Fromthemainmenu,select6.SetECAInformation.

3.TowritetheECAinformation,select1.WriteECA/reworknumberfromEEPROM,andfollowthe

instruction;Towriteboxbuilddate,select4.WriteboxbuilddatefromEEPROM,andfollowthe

instructiononthescreen.

Chapter7.FRUreplacementnotices55

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Sharp VL-E40S Informações Técnicas Página 61