Lenovo E40-70 Notebook User Manual Page 57
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Chapter9.FRUreplacementnotices
Thischapterpresentsnoticesrelatedtoremovingandreplacingparts.Readthischaptercarefullybefore
replacinganyFRU.
CRUstatementforcustomers:
Youcanresolvesomeproblemswithyourproductwithareplacementpartyoucaninstallyourself,called
a“CustomerReplaceableUnit”or“CRU.”SomeCRUsaredesignatedasself-serviceCRUsandothers
aredesignatedasoptional-serviceCRUs.Installationofself-serviceCRUsisyourresponsibility.For
optional-serviceCRUs,youcaneitherinstalltheCRUyourselforyoucanrequestthataServiceProvider
installtheCRUaccordingtothewarrantyserviceforyourproduct.IfyouintendoninstallingtheCRU,
LenovowillshiptheCRUtoyou.CRUinformationandreplacementinstructionsareshippedwithyour
productandareavailablefromLenovoatanytimeuponrequest.YoucanfindalistofCRUsforyour
productinthisHardwareMaintenanceManual.Anelectronicversionofthismanualcanbefoundat
http://www.lenovo.com/UserManuals.Followtheon-screeninstructionstofindthemanualforyourproduct.
YoumightberequiredtoreturnthedefectivepartthatisreplacedbytheCRU.Whenreturnisrequired:(1)
returninstructions,aprepaidshippinglabel,andacontainerwillbeincludedwiththereplacementCRU;and
(2)youmightbechargedforthereplacementCRUifLenovodoesnotreceivethedefectiveCRUwithinthirty
(30)daysofyourreceiptofthereplacementCRU.SeeyourLenovoLimitedWarrantydocumentationfor
fulldetails.
Screwnotices
Loosescrewscancauseareliabilityproblem.IntheThinkPadnotebookcomputer,thisproblemisaddressed
withspecialnylon-coatedscrewsthathavethefollowingcharacteristics:
•Theymaintaintightconnections.
•Theydonoteasilycomeloose,evenwithshockorvibration.
•Theyarehardertotighten.
Dothefollowingwhenyouservicethismachine:
•Keepthescrewkitinyourtoolbag.crewkit.
•Removescrewscarefullyforreuse.
•Useatorquescrewdriverifyouhaveone.
Tightenscrewsasfollows:
•Plastictoplastic
Turnanadditional90degreesafterthescrewheadtouchesthesurfaceoftheplasticpart.
90degreesmore
(Cross-section)
•Logiccardtoplastic
Turnanadditional180degreesafterthescrewheadtouchesthesurfaceofthelogiccard.
©CopyrightLenovo2014
51
- HardwareMaintenanceManual 1
- FirstEdition(May2014) 2
- ©CopyrightLenovo2014 2
- Contents 3
- Aboutthismanual 5
- Chapter1.Safetyinformation 7
- Safetyinspectionguide 8
- Chapter1.Safetyinformation3 9
- Groundingrequirements 10
- Chapter1.Safetyinformation5 11
- 6HardwareMaintenanceManual 12
- .Safetyinformation7 13
- Chapter1.Safetyinformation9 15
- VORSICHT 17
- .Safetyinformation11 17
- 12HardwareMaintenanceManual 18
- .Safetyinformation13 19
- 14HardwareMaintenanceManual 20
- .Safetyinformation15 21
- 16HardwareMaintenanceManual 22
- .Safetyinformation17 23
- 18HardwareMaintenanceManual 24
- StrategyforreplacingFRUs 25
- FRUidentification 26
- Chapter3.Generalcheckout 27
- Powersystemcheckout 28
- Checkingtheacpoweradapter 28
- Chapter3.Generalcheckout23 29
- 24HardwareMaintenanceManual 30
- Powermanagement 31
- Sleepmode 31
- Hibernationmode 32
- Chapter5.Passwords 33
- 28HardwareMaintenanceManual 34
- Chapter6.Statusindicators 35
- 30HardwareMaintenanceManual 36
- Chapter7.Functionkeys 37
- 32HardwareMaintenanceManual 38
- Chapter8.Locations 39
- Left-sideview 40
- Right-sideview 41
- Bottomview 41
- LocatingFRUsandCRUs 42
- MajorFRUsandCRUs 43
- 38HardwareMaintenanceManual 44
- .Locations39 45
- 40HardwareMaintenanceManual 46
- .Locations41 47
- 42HardwareMaintenanceManual 48
- .Locations43 49
- 44HardwareMaintenanceManual 50
- .Locations45 51
- 46HardwareMaintenanceManual 52
- .Locations47 53
- 48HardwareMaintenanceManual 54
- .Locations49 55
- 50HardwareMaintenanceManual 56
- 90degreesmore 57
- (Cross-section) 57
- 180degreesmore 58
- Generalguidelines 59
- 1010Externalbatterypack 60
- 1020Keyboard 60
- Removalstepsofthekeyboard 61
- Removetwoscrews1 61
- .RemovingorreplacingaFRU55 61
- 1030Opticaldiskdrive 62
- 1040Basecoverassembly 63
- Removethescrews1 65
- Pulltheharddiskdriveout3 65
- .RemovingorreplacingaFRU59 65
- 1070Memorymodule 67
- 1080Uppercase 68
- StepScrew(quantity)Color 71
- 1.0–1.5kgfcm 71
- 1100Systemboard 72
- Removalstepsofthesystemboard 73
- DetachEDPcableconnector1 73
- .RemovingorreplacingaFRU67 73
- 1andonescrew2 75
- 1120Speakerassembly 76
- 1130LCDunitandDC-incable 77
- 1140LCDfrontbezel 79
- 1150LCDpanelandhinges 80
- 78HardwareMaintenanceManual 84
- AppendixA.Notices 85
- Electronicemissionsnotices 86
- Trademarks 86
- AppendixB.Abbreviationtable 87
- 82HardwareMaintenanceManual 88
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