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2.Ifnoerrorisdetected,donotreplaceanyFRUs.
3.Ifanyerrorisdetected,replacetheFRUshownbytheFRUcode.Rerunthetesttoverifythatno
moreerrorsexist.
Undeterminedproblems
Ifthediagnostictestsdidnotidentifytheadapterordevicethathasfailed,ifwrongdevicesareinstalled,
orifthesystemsimplyisnotoperating,followtheseprocedurestoisolatethefailingFRU(donotisolate
FRUsthathavenodefects).
Verifythatallattacheddevicesaresupportedbythecomputer.
Verifythatthepowersupplybeingusedatthetimeofthefailureisoperatingcorrectly.See“Powersystem
checkout”onpage26.
1.Turnoffthecomputer.
2.VisuallycheckeachFRUfordamage.ReplaceanydamagedFRU.
3.Removeordisconnectallofthefollowingdevices:
a.Non-ThinkPaddevices
b.Devicesattachedtothedockingstationortheportreplicator
c.Printer,mouse,andotherexternaldevices
d.Batterypack
e.Harddiskdrive,hybriddrive,orsolid-statedrive
f.Externaldiskettedriveoropticaldrive
g.Memorymodule
h.PCcards
4.Turnonthecomputer.
5.Determinewhethertheproblemhasbeensolved.
6.Iftheproblemdoesnotrecur,reconnecttheremoveddevicesoneatatimeuntilyoufindthefailingFRU.
7.Iftheproblemremains,replacethefollowingFRUsoneatatime(donotreplaceanondefectiveFRU):
a.Systemboard
b.LCDassembly
Chapter4.Relatedserviceinformation41
- HardwareMaintenanceManual 1
- FirstEdition(October2014) 2
- ©CopyrightLenovo2014 2
- Contents 3
- Chapter9.Removingorreplacinga 4
- FRU..................59 4
- AppendixA.Notices..........91 4
- Aboutthismanual 5
- Chapter1.Safetyinformation 7
- Safetyinspectionguide 8
- Chapter1.Safetyinformation3 9
- Groundingrequirements 10
- Chapter1.Safetyinformation5 11
- 6HardwareMaintenanceManual 12
- .Safetyinformation7 13
- Chapter1.Safetyinformation9 15
- .Safetyinformation11 17
- VORSICHT 17
- 12HardwareMaintenanceManual 18
- .Safetyinformation13 19
- 14HardwareMaintenanceManual 20
- .Safetyinformation15 21
- 16HardwareMaintenanceManual 22
- .Safetyinformation17 23
- 18HardwareMaintenanceManual 24
- StrategyforreplacingFRUs 25
- Howtouseerrormessage 26
- Productdefinition 26
- FRUidentification 27
- 22HardwareMaintenanceManual 28
- Chapter3.Generalcheckout 29
- Checkoutguide 30
- LenovoSolutionCenter 30
- Quicktestprograms 30
- UEFIdiagnosticprogram 31
- Bootablediagnosticprograms 32
- Powersystemcheckout 32
- Checkingtheacpoweradapter 33
- Checkingthecoin-cellbattery 34
- Refreshingyourcomputer 36
- Creatingandusingrecoverymedia 38
- Passwords 40
- Power-onpassword 40
- Harddiskpassword 40
- Supervisorpassword 40
- Powermanagement 42
- Sleepmode 42
- Hibernationmode 43
- Symptom-to-FRUindex 43
- Numericerrorcodes 44
- Errormessages 45
- Beepsymptoms 45
- No-beepsymptoms 46
- LCD-relatedsymptoms 46
- Intermittentproblems 46
- Undeterminedproblems 47
- 42HardwareMaintenanceManual 48
- Chapter5.Statusindicators 49
- 44HardwareMaintenanceManual 50
- Chapter6.Functionkeys 51
- 46HardwareMaintenanceManual 52
- Chapter7.Locations 53
- Bottomview 54
- Rearview 54
- LocatingCRUsandFRUs 55
- MajorCRUsandFRUs 56
- .Locations51 57
- 52HardwareMaintenanceManual 58
- LookingupFRUinformation 59
- 54HardwareMaintenanceManual 60
- 90degreesmore 61
- (Cross-section) 61
- 180degreesmore 62
- RetainingtheUUID 63
- 58HardwareMaintenanceManual 64
- Generalguidelines 65
- Beforeservicingthecomputer 66
- Disablingthebuilt-inbattery 66
- 1020Keyboard 67
- 1030Basecoverassembly 69
- 1040Batterypack 71
- StepScrew(quantity)Color 72
- Black0.181Nm 72
- (1.85kgf-cm) 72
- 1060Memorymodule 73
- 1070WirelessLANcard 74
- 1080Coin-cellbattery 75
- 1090ButtonI/Ocard 75
- .RemovingorreplacingaFRU71 77
- 1110M.2solid-statedrive 78
- 1120Speakerassembly 79
- 1130ThinkPad-logo-LEDcard 80
- 1140Mediacardreader 81
- 1150Systemboard 81
- VideoGraphicArraycard(VGA) 82
- Removalstepsofthesystemboard 82
- 76HardwareMaintenanceManual 82
- 1160Thermalfan 83
- 0.2.94Nm 85
- (3kgf-cm) 85
- 2010LCDbezelassembly 86
- 2020LCDmodule 87
- 2030Touchcontrolboard 88
- 2050Hingekit 89
- 2060Hingerubberclips 89
- 2080LCDcableassembly 91
- 2110WirelessLANassembly 93
- 2120Amberlightsensorwithcable 94
- .RemovingorreplacingaFRU89 95
- 90HardwareMaintenanceManual 96
- AppendixA.Notices 97
- Electronicemissionsnotices 98
- Trademarks 98
- AppendixB.Abbreviationtable 99
- 94HardwareMaintenanceManual 100
- *1PSP40F12327* 102
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