Strategyforreplacingaharddiskdrive,asolid-statedrive,oranmSATA
solid-statedrive
Alwaystrytorunalow-levelformatbeforereplacingaharddiskdrive.Thiswillcauseallcustomerdataon
theharddisktobelost.Besurethatthecustomerhasacurrentbackupofthedatabeforedoingthistask.
Attention:Thedrivestartupsequenceinthecomputeryouareservicingmighthavebeenchanged.Be
extremelycarefulduringwriteoperationssuchascopying,saving,orformatting.Ifyouselectanincorrect
drive,dataorprogramscanbeoverwritten.
IfthecomputerisequippedwithbothaharddiskdriveandanmSATAsolid-statedrive,donotusethe
mSATAsolid-statedriveasabootabledevice.ThemSATAsolid-statedriveisusedforthe“cache”function
andtosupporttheIntel
®
RapidStartTechnology.WerecommendthatusersdonotreplacethemSATA
solid-statedrivebythemselves.Otherwise,the“cache”functionwillnotworkandtheIntelRapidStart
Technologycannotbeusedanymore.
Attention:EnsurethatyoupartitionthemSATAsolid-statedriveafterinstallingitonthecomputeryouare
servicing.Otherwise,themSATAsolid-statedrivewillnotfunctioncorrectly.Forinstructionsonhowto
partitionanmSATAsolid-statedrive,gotohttp://www.lenovo.com/support/msata-fru.
Importantnoticeforreplacingasystemboard
Somecomponentsmountedonasystemboardareverysensitive.Improperhandlingofasystemboardcan
causedamagetothosecomponents,andmaycauseasystemmalfunction.
Attention:Whenhandlingasystemboard:
•Donotdropasystemboardorapplyanyexcessiveforcetoit.
•Avoidroughhandlingofanykind.
•AvoidbendingasystemboardandhardpushingtopreventcrackingateachBGA(BallGridArray)chipset.
Howtouseerrormessage
Usetheerrorcodesdisplayedonthescreentodiagnosefailures.Ifmorethanoneerrorcodeisdisplayed,
beginthediagnosiswiththersterrorcode.Whatevercausesthersterrorcodemayalsocausefalseerror
codes.Ifnoerrorcodeisdisplayed,seewhethertheerrorsymptomislistedintheSymptom-to-FRU
Indexforthecomputeryouareservicing.
StrategyforreplacingFRUsforCTO,CMV,andGAV
Productdenition
DynamicCongureToOrder(CTO)
ThisprovidestheabilityforacustomertocongureaLenovosolutionfromaneSite,andhavethis
congurationsenttofulllment,whereitisbuiltandshippeddirectlytothecustomer.Themachinelabel,
ProductEntitlementWarehouse(PEW),andeSupportwillloadtheseproductsasthe4-digitMTand3-digit
model,wheremodel=“CTO”(example:1829-CTO).
CustomModelVariant(CMV)
ThisisauniquecongurationthathasbeennegotiatedbetweenLenovoandthecustomer.Aunique4-digit
MTand3-digitmodelisprovidedtothecustomertoplaceorders(example:1829-W15).ACMVisaspecial
bidoffering.Therefore,itisnotgenerallyannounced.
20HardwareMaintenanceManual