Contents
Aboutthismanual...........iii
Chapter1.Safetyinformation......1
Generalsafety................1
Electricalsafety...............2
Safetyinspectionguide............3
Handlingdevicesthataresensitivetoelectrostatic
discharge..................3
Groundingrequirements............4
Safetynotices(multilingualtranslations)......4
Lasercompliancestatements(multilingual
translations)................17
Chapter2.Importantservice
information..............25
StrategyforreplacingFRUs.........25
Strategyforreplacingaharddiskdrive,asolid
statedrive,oranmSATAsolidstatedrive..25
Importantnoticeforreplacingasystem
board................26
Howtouseerrorcodes.........26
StrategyforreplacingFRUsforCTO,CMV,and
GAV...................26
Productdenition............26
FRUidenticationforCTO,CMV,andGAV
products...............27
Chapter3.Generalcheckout.....29
Whattodorst..............29
Checkoutguide..............30
LenovoSolutionCenter.........30
Quicktestprograms...........30
UEFIdiagnosticprogram.........31
Bootablediagnosticprograms.......31
Powersystemcheckout...........32
Checkingtheacpoweradapter......32
Checkingoperationalcharging......33
Checkingthebatterypack........33
Checkingthebackupbattery.......34
Chapter4.Relatedservice
information..............35
Restoringthefactorycontentsbyusingthe
productRecoveryDiscSet..........35
UsingtheWindowsrecoveryprogramsonthe
Windows8operatingsystem.........36
Passwords................38
Power-onpassword...........39
Harddiskpassword...........39
Supervisorpassword..........39
Howtoremovethepower-onpassword...39
Howtoremovetheharddiskpassword...40
Powermanagement............40
Screenblankmode(fortheWindows7
operatingsystemonly)..........40
Sleepmode..............40
Hibernationmode...........41
Symptom-to-FRUindex...........41
Numericerrorcodes..........42
Errormessages............43
Beepsymptoms............43
No-beepsymptoms...........44
LCD-relatedsymptoms.........44
Intermittentproblems..........45
Undeterminedproblems.........45
Chapter5.Installingandconguring
RAID..................47
SupportedRAIDlevels...........47
ConguringthesystemUEFIBIOStoenable
embeddedSATARAIDfunctionality......47
CreatingRAIDvolumes...........48
DeletingRAIDvolumes...........48
Chapter6.Statusindicators.....49
Chapter7.Fnkeycombinations...53
Chapter8.Locations.........55
Locatingcomputercontrols,connectors,and
indicators.................55
Frontview...............55
Rearview...............56
Bottomview..............56
LocatingFRUsandCRUs..........56
MajorFRUsandCRUs..........58
LCDFRUsandCRUs..........60
MiscellaneouskitsandotherFRUs.....61
LookingupFRUinformation.........61
Chapter9.FRUreplacement
notices................63
Screwnotices...............63
Retainingserialnumbers...........64
Restoringtheserialnumberofthesystem
unit.................64
RetainingtheUUID...........65
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