Contents
Aboutthismanual...........iii
Chapter1.Safetyinformation.....1
Generalsafety...............1
Electricalsafety..............1
Safetyinspectionguide...........3
Handlingdevicesthataresensitivetoelectrostatic
discharge.................3
Groundingrequirements...........4
Safetynotices(multilingualtranslations).....4
Chapter2.Importantservice
information..............19
StrategyforreplacingFRUs.........19
Importantnoticeforreplacingasystem
board................19
StrategyforreplacingFRUsforCTO,CMV,and
GAV...................20
Productdenition............20
FRUidenticationforCTO,CMV,andGAV
products...............20
Chapter3.Generalcheckout.....23
Whattodorst..............23
Checkoutguide..............24
Powersystemcheckout...........26
Checkingthetabletbuilt-inbattery.....26
Checkingthekeyboarddockbuilt-inbattery.26
Checkingthebackupbattery.......27
Checkingtheacpoweradapter......27
Chapter4.Relatedservice
information..............29
Restoringthefactorycontentsbyusingthe
productRecoveryDiscSet..........29
UsingtheWindowsrecoveryprogramsonthe
Windows8operatingsystem.........30
Passwords................32
Power-onpassword...........32
Harddiskpassword...........33
Supervisorpassword..........34
Symptom-to-FRUindex...........34
Numericerrorcodes..........35
Intermittentproblems..........36
Undeterminedproblems.........36
Chapter5.Statusindicator......37
Chapter6.Functionkeys.......39
Chapter7.Locations.........41
Locatingtabletcontrols,connectors,and
indicators.................41
Tabletlayout..............41
Keyboarddocklayout..........42
LocatingFRUsandCRUs..........43
TabletFRUs..............44
KeyboarddockFRUs..........45
Miscellaneouskitsandotherparts.....46
LookingupFRUinformation.........47
Chapter8.FRUreplacement
notices................49
Screwnotices...............49
Retainingserialnumbers,MTM,UUID,andAsset
ID....................50
Chapter9.Removingorreplacinga
FRU..................51
Generalguidelines.............51
BeforeservicingThinkPadHelixandEnhanced
KeyboardDockforThinkPadHelix.......52
Disablingthebuilt-inbatteries.......52
RemovingtheSIMcard.........52
RemovingtheTabletDigitizerPen.....53
1010LCDassembly............53
1020Cameraassembly...........54
1030T abletbuilt-inbattery..........54
1040Bluetoothcardandcable........55
1050Systemboardassembly,cameracable,tablet
I/Oboardpowercable,andSIMcardcable...56
1060T abletI/Oboard............58
1070Backupbattery............58
1080WirelessWANcard,wirelessLANcard,and
mSATAsolid-statedrive...........59
1090T abletthermalfanassembly.......61
1100DC-incableassemblyandtabletbasecover
assembly.................63
2010Keyboarddockbasecover.......66
2020Keyboarddockbuilt-inbattery......67
2030KeyboarddockI/Oboard........68
2040Dockandhingeassembly,dockconnectors
andcables,andthermalfanassembly.....69
Chapter10.Notices..........75
Electronicemissionnotices..........76
Trademarks................76
AppendixA.Abbreviationtable....77
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