Lenovo ThinkPad Edge E545 - Strategy for replacing a hard disk drive; Important notice for replacing a system board; How to use error codes; Power system checkout

Strategyforreplacingaharddiskdrive
Alwaystrytorunalow-levelformatoperationbeforereplacingaharddiskdrive.Thiswillcauseallcustomer
dataontheharddiskdrivetobelost.Besurethatthecustomerhasacurrentbackupofthedatabefore
youperformthistask.
Attention:Thedrivestartupsequenceinthecomputeryouareservicingmighthavebeenchanged.Be
extremelycarefulduringwriteoperationssuchascopying,saving,orformatting.Ifyouselectanincorrect
drive,dataorprogramscanbeoverwritten.
Importantnoticeforreplacingasystemboard
Somecomponentsmountedonasystemboardareverysensitive.Improperhandlingofasystemboardcan
causedamagetothosecomponents,andmaycauseasystemmalfunction.
Attention:Whenhandlingasystemboard:
•Donotdropasystemboardorapplyanyexcessiveforcetoit.
•Avoidroughhandlingofanykind.
•AvoidbendingasystemboardandhardpushingtopreventcrackingateachBallGridArray(BGA)chipset.
Howtouseerrorcodes
Usetheerrorcodesdisplayedonthescreentodiagnosefailures.Ifmorethanoneerrorcodeisdisplayed,
beginthediagnosiswiththersterrorcode.Whatevercausesthersterrorcodemightalsocausefalse
errorcodes.Ifnoerrorcodeisdisplayed,seewhethertheerrorsymptomislistedinthe“Symptom-to-FRU
Index”section.
StrategyforreplacingFRUsforCTO,special-bid,andstandardmodels
Productdenition
Thistopicintroducesdifferentmodeltypesandhowtoidentifyeachtype.
DynamicCongureToOrder(CTO)model
ThismodelprovidestheabilityforacustomertocongureaLenovosolutionfromaWebsite,andhavethis
congurationsenttofulllment,whereitisbuiltandshippeddirectlytothecustomer.Themachinelabel,
iBase,andeSupportwillloadtheseproductsasthe4-characterMT,4-charactermodel,and2-character
countrycode.Themodelis“CTO1”andthedefaultcountrycodeis“WW”(example:20AACTO1WW).
Special-bidmodel
ThismodelisauniquecongurationthathasbeennegotiatedbetweenLenovoandthecustomer.Aunique
MTMconsistsofa4-characterMT,a4-charactermodel,andanumeric2-charactercountrycodeisprovided
tothecustomertoplaceorders(example:20AA000955).Thecountrycodeassignedisnumericanddoes
notdesignateaspeciccountryorregion.ThecustommodelfactsheetfortheMTMindicateswhichcountry
thespecial-bidMTMissetupfor.Special-bidofferingisnotgenerallyannounced.
Standardmodel
Standardmodels(xedconguration)areannouncedandofferedtoallcustomers.TheMTMportionofthe
machinelabelconsistsofa4-characterMT,a4-charactermodel,andanalphabetic2-charactercountry
code.Thecountrycodeassignedisalphabeticandrepresentsadesignatedcountryorregion(example:
20AA0009UK).
24HardwareMaintenanceManual