Lenovo ThinkServer Storage SA120 User Manual Page 44
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Notes:
•Useproduct-specificESDprocedureswhentheyexceedtherequirementsnotedinthistopic.
•EnsurethattheESDprotectivedevicesyouusehavebeencertified(ISO9000)asfullyeffective.
Whenyouhandlestoragearraypartsandcomponents,taketheseprecautionstoavoidstatic-electricity
damage:
•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.
•Alwayscarefullyhandlethepartsandothercomponentsbyedgesorframe.Donottouchsolderjoints,
pins,orexposedcircuitry.
•Donotleavethedevicewhereotherscanhandleandpossiblydamagethedevice.
•Beforeyoureplaceanewpart,touchthestatic-protectivepackagecontainingthenewparttoan
unpaintedmetalpartofthestoragearrayforatleasttwoseconds.Thisreducesstaticelectricityfrom
thepackageandyourbody.
•Removethenewpartfromthestatic-protectivepackageanddirectlyinstallitinthestoragearray
withoutplacingitonanyothersurface.Ifitishardforyoutodothisinyourspecificsituation,placethe
static-protectivepackageofthenewpartonasmooth,levelsurface,andthenplacethenewparton
thestatic-protectivepackage.
•Donotplacethepartonthestoragearraycoverorothermetalsurface.
•Takeadditionalcarewhenhandlingdevicesduringcoldweather.Heatingreducesindoorhumidity
andincreasesstaticelectricity.
•Useagroundedworkmattoprovideastatic-freeworksurface.Thematisespeciallyusefulwhen
handlingESD-sensitivedevices.
•Preventthepartfromtouchingyourclothing.Mostclothingisinsulativeandretainsachargeeven
whenyouarewearingawriststrap.
•Theuseofagroundingsystemisrecommended.EnsurethatyouworkinanESD-safearea.Selecta
groundingsystem,suchasthoselistedbelow,toprovideprotectionthatmeetsthespecificservice
requirement.
–AttachtheESDgroundcliptoanyframeground,groundbraid,orgreen-wireground.
–Whenworkingonadouble-insulatedorbattery-operatedsystem,useanESDcommongroundor
referencepoint.Youcanusecoaxorconnector-outsideshellsonthesesystems.
–Usethegroundprongoftheacplugonac-operatedstoragearrays.
Systemreliabilityguidelines
Tohelpensurepropercoolingandsystemreliability,strictlyfollowtheseguidelines:
•Eachofthedrivebayshasadriveoradummydrivetrayinstalled;orthereisanelectromagneticinterface
(EMI)protectivepanelorEMIshieldinstalledtoprotectthedrivecage.
•Eachofthepowersupplybayhasapowersupplyinstalled,oronebayhasapowersupplyinstalledwhile
theotherbayiscoveredbyashield.
•Leaveadequatespacearoundthestoragearraytoensurethatthestoragearraycoolingsystemworks
well.Leaveapproximately50mm(2inches)ofopenspacearoundthefrontandrearofthestoragearray.
Donotplaceobjectsinfrontofthefans.Forpropercoolingandairflow,installthestoragearraycover
beforeyouturnonthestoragearray.Operatingthestoragearrayforextendedperiodsoftime(morethan
30minutes)withthestoragearraycoverremovedmightdamagestoragearraycomponents.
•Ensurethatyoureplaceafailingfanassemblytoavoidoverheatingproblems.
•Whenreplacingahot-swapdrive,installthenewhot-swapdrivewithintwominutesofremoval.
32ThinkServerStorageSA120UserGuideandHardwareMaintenanceManual
- ThinkServerStorageSA120 1
- •“Safetyinformation”onpageiii 2
- •AppendixA“Notices”onpage75 2
- Contents 3
- Index..................81 4
- Safetyinformation 5
- ©CopyrightLenovo2014 11
- Productsthatarenotassessed 12
- Chapter1.Generalinformation 13
- Documentation 14
- Chapter1.Generalinformation3 15
- Chapter2.Productoverview 17
- Productpackage 18
- Features 18
- Chapter2.Productoverview7 19
- Specifications 20
- Locations 20
- .Productoverview9 21
- Frontviewofthestoragearray 22
- Rearviewofthestoragearray 22
- Storagearraycomponents 24
- .Productoverview13 25
- CRUidentification 26
- LEDsonthefrontpanel 27
- Drive-statusLEDs 29
- Backplane 30
- Connectingthestoragearrays 31
- .Productoverview21 33
- .Productoverview23 35
- Turningonthestoragearray 37
- Turningoffthestoragearray 37
- Chapter4.ConfiguringRAID 39
- Chapter5.Updatingthefirmware 41
- Guidelines 43
- Precautions 43
- Systemreliabilityguidelines 44
- 8.Dooneofthefollowing: 50
- Figure27.Removingapowersupply 53
- Replacingthefanassembly 54
- Figure29.Removingafanassembly 55
- Figure31.RemovinganI/Omodule 56
- Figure33.Removingthescrew 58
- Figure35.Removingthedrivecage 59
- Figure36.Installingadrivecage 59
- Replacingthebackplane 60
- Figure37.Removingthecover 61
- Figure38.Removingthebackplane 62
- 1tothebottomofthechassis 63
- Figure40.Reinstallingthecover 64
- Troubleshootingprocedure 71
- Usingadiagnosticprogram 71
- Usingthecommandlineinterface 71
- Basictroubleshooting 72
- Informationresources 75
- Usingthedocumentation 75
- ThinkServerWebsite 75
- LenovoSupportWebsite 75
- Helpandservice 76
- Beforeyoucall 76
- Callingforservice 76
- Usingotherservices 77
- Purchasingadditionalservices 77
- Part1-GeneralTerms 79
- Part2-Country-specificTerms 81
- AppendixA.Notices 87
- Trademarks 88
- Importantnotes 88
- Particulatecontamination 88
- ImportantWEEEinformation 89
- AppendixA.Notices79 91
- Eurasiancompliancemark 92
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