iii
Contents
About this manual ....................................... iv
Safety information........................................ 1
Generalsafety................................................ 2
Electricalsafety.............................................. 3
Safetyinspectionguide.................................. 5
Handlingdevicesthataresensitiveto
electrostaticdischarge.................................... 6
Groundingrequirements................................. 6
Safetynotices:multilingualtranslations.......... 7
Lasercompliancestatement......................... 14
Important service information................... 16
StrategyforreplacingFRUs......................... 16
Strategyforreplacingaharddiskdrive............17
Importantnoticeforreplacinga
systemboard...................................................17
ImportantinformationaboutreplacingRoHS
compliantFRUs............................................ 18
General checkout ...................................... 19
Whattodorst............................................. 20
Powersystemcheckout................................ 21
CheckingtheACadapter.................................21
Checkingoperationalcharging.........................21
Checkingthebatterypack................................22
Related service information ...................... 23
Restoringthefactorycontentsbyusing
OneKeyRecovery........................................ 23
Restoreoffactorydefault.................................23
Passwords.................................................... 24
Power-onpassword..........................................24
Hard-diskpassword..........................................24
Administratorpassword....................................24
Powermanagement..................................... 25
Screenblankstate............................................25
Puttingthecomputertosleepor
shuttingitdown.................................................25
Puttingyourcomputertosleep.........................25
Shuttingdownthecomputer.............................25
Lenovo Ideapad 300-14IBR/
Ideapad 300-15IBR...................................... 26
Specications............................................... 26
Statusindicators........................................... 28
Hotkeys......................................................... 29
FRUreplacementnotices............................. 30
Screwnotices..................................................30
RemovingandreplacinganFRU................. 31
1010Basecover...............................................33
1020Harddiskdrive.........................................35
1030PCIExpressMiniCardforwirelessLAN.....37
1040DIMM.......................................................39
1050Keyboard.................................................40
1060Opticaldiscdrive.....................................42
1070
Keyboardbezel......................................... 44
1080ODDboard(Ideapad300-15IBR)............47
1090USB&audioboard..................................49
1100
Systemboard............................................ 51
1110FanassemblyandHeatSinkassembly......54
1120Speakers..................................................56
1130LCDunit...................................................58
1140Batterypack.............................................60
1150LCDfrontbezel,LCDpanel,
andhinges........................................................62
1160Cameraboard..........................................66
Locations...................................................... 67
Frontviewandright-sideview..........................67
BottomandLeft-sideview...............................69
Partslist........................................................ 70
Overall..............................................................71
LCDFRUs........................................................75
Keyboard..........................................................78
Miscellaneousparts..........................................82
ACadapters......................................................82
Screws..............................................................82
Powercords......................................................83
Notices......................................................... 86
Trademarks.................................................. 87