User's Manual
Note:Whenthecomputeristurnedonforthersttimeafterreplacingthebattery,anerrormessage
mightbedisplayed.Thisisnormalafterreplacingthebattery.
8.Turnonthecomputerandallattacheddevices.
9.UsetheSetupUtilityprogramtosetthedateandtimeandanypasswords.See"UsingtheSetup
Utility"intheThinkStationUserGuide.
Replacingtheinternalspeaker
Attention
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkStationSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkStation
SafetyandWarrantyGuide,goto:
http://www.lenovo.com/support.
Thissectionprovidesinstructionsonhowtoreplacetheinternalspeaker.
1.Removethecomputercover.See“Removingthecover”onpage78.
2.Removethefrontbezel.See“Removingthefrontbezel”onpage82.
3.Locatetheinternalspeaker.See“Locations”onpage79.
4.Accesssystemboardcomponents.NotetheroutingoftheinternalspeakercableandpowerLED
cable,andthendisconnectthesecablesfromthesystemboard.See“Locatingpartsonthesystem
board”onpage113.
5.Disengagetheinternalspeakerlockingtab3andslidetheinternalspeaker1downwardstocompletely
removeitfromthechassis.
6.RoutethenewinternalspeakercableandpowerLEDcable,andthenpositionthetwointernalspeaker
latches
2intothemetalslotsinthechassis,thenpushtheinternalspeakerupwardsuntilitsnaps
intoposition.
Chapter11.ReplacingFRUs(Type4155,4158,4218)137