Lenovo ideacentre 300 Series Owner's manual

ideacentre300SeriesHardwareMaintenance
Manual
MachineTypes:90DN[300-20IBREnergyStar]and90DA
[300-20ISHEnergyStar]

ideacentre300Series
HardwareMaintenanceManual
MachineTypes:90DN[300-20IBREnergyStar]and90DA
[300-20ISHEnergyStar]

FirstEdition(November2015)1st
©CopyrightLenovo2015.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwarearedeliveredpursuantaGeneralServices
Administration“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.
GS-35F-05925

Contents
Chapter1.Aboutthismanua.....1
ImportantSafetyInformation.........1
Chapter2.Safetyinformation.....3
Generalsafety...............3
Electricalsafety..............3
Safetyinspectionguide...........5
Handlingelectrostaticdischarge-sensitive
devices.................5
Groundingrequirements...........6
Safetynotices...............6
Chapter3.Generainformation....9
Specifications...............9
Chapter4.GeneraCheckout.....11
Chapter5.UsingtheSetupUtiity...13
StartingtheLenovoBIOSSetupUtilityprogram.13
Viewingandchangingsettings........13
Usingpasswords..............13
Enablingordisablingadevice........15
Selectingastartupdevice..........16
ExitingtheLenovoBIOSSetupUtilityprogram..17
Chapter6.Symptom-to-FRUIndex..19
Harddiskdrivebooterror..........19
PowerSupplyProblems...........19
POSTerrorcodes.............20
Undeterminedproblems...........20
Chapter7.Locatingconnectors,
controsandcomponents......21
Chapter8.Repacinghardware....25
Generalinformation.............25
Replacingthekeyboardandmouse......26
Removingthecomputercover........26
Removingthefrontbezel..........28
Replacinganopticaldrive..........29
Replacingtheharddiskdrive.........30
Replacingamemorymodule.........31
Replacingthegraphiccard..........33
Replacingtheheat-sinkassembly.......35
ReplacingtheCPU.............36
Replacingthesystemfan..........38
ReplacingtheWi-Ficard...........41
Replacingthefrontcardreadermodule.....41
Replacingthemotherboard..........42
FRUlists.................45
Chapter9.Generainformation....55
AdditionalServiceInformation........55
©CopyrightLenovo2015iii