IBM T520I, W520 1170L CDunit

Table31.RemovalstepsofCPU

Rotatetheheadofthescrewinthedirectionshownbyarrow1toreleasethelock;thenremovetheCPU2.

Wheninstalling:PlacetheCPUontheCPUsocket,andthenrotatetheheadofthescrewinthedirectionshown

byarrowatosecuretheCPU.

1170L CDunit

Foraccess,removetheseFRUsinorder:

•1010Batt erypack

•1030DIMMslotcover

•1050Harddiskdriveslotcover,harddiskdrive(HDD)andHDDrubberr ailsorsolidstatedrive(SSD)

andstorageconverter

•1060K eyboard

•1080PCIExpr essMiniCardforwirelessLAN

•1090PCIExpressMiniCardforwirelessWANormSATAsolidstatedrive

•1100Keyboardbezelassembly

Chapter9.RemovingandreplacingaFRU87

Contents

Main Page Page Page Contents Aboutthismanual............v Chapter1.Safetyinformation.....1 Chapter2.Importantservice information..............23 Chapter3.Generalcheckout.....27 Chapter4.Relatedservice information..............35 Chapter10.Locations.......105 Chapter11.Partslist........109 iv AppendixA.Notices........167 Aboutthismanual Page Chapter1.Safetyinformation Generalsafety Electricalsafety Safetyinspectionguide Handlingdevicesthataresensitivetoelectrostaticdischarge Groundingrequirements Safetynotices(multilingualtranslations) Page Page Page Page Page Page Page Page Page Page Page Page Lasercompliancestatement(multilingualtranslations) Page Page Page Page Page Chapter2.Importantserviceinformation StrategyforreplacingFRUs Strategyforreplacingaharddiskdrive Importantnoticeforreplacingasystemboard Howtouseerrormessage StrategyforreplacingFRUsforCTO,CMV ,andGAV Productdenition FRUidenticationforCTO,CMV,andGAVproducts Page Chapter3.Generalcheckout Whattodorst Checkoutguide DiagnosticsusingPC-DoctorforDOS Testingthecomputer DetectingsysteminformationwithPC-Doctor PC-Doctorcandetectthefollowingsyst eminformation: LenovoThinkVantageT oolbox FRUtests Powersystemcheckout Checkingtheacadapter Checkingoperationalcharging Checkingthebatterypack Checkingthebackupbattery Chapter4.Relatedserviceinformation RestoringthefactorycontentsbyusingRecoveryDiscSet Passwords Power-onpassword Hard-diskpassword Supervisorpassword Howtor emovethepower -onpassword Howtor emovethehard-diskpassword Powermanagement Screenblankmode Sleep(standby)mode Hibernationmode Symptom-to-FRUindex Numericerrorcodes 40 Errormessages Beepsymptoms 42 No-beepsymptoms LCD-relatedsymptoms Intermittentproblems Undeterminedproblems Chapter5.InstallingandconguringRAID SupportedRAIDcongurations ConguringthesystemUEFIBIOStoenableembeddedSATARAID functionality CreatingRAIDvolumes DeletingRAIDvolumes Page 48 Page Page Chapter7.Fnkeycombinations ThefollowingtableshowsthefunctionofeachcombinationofFnwithafunctionkey. 52 Page Page Chapter8.FRUreplacementnotices Screwnotices Retainingserialnumbers Restoringtheserialnumberofthesystemunit RetainingtheUUID ReadingorwritingtheECAinformation Page Chapter9.RemovingandreplacingaFRU BeforeservicingThinkPadT520,T520i,andW520 1010Batterypack 1020SerialUltrabayEnhanceddeviceortravelbezel 1030DIMMslotcover Page Page Page 66 1060Keyboard Page Page 1070DIMM(upperslot) 1080PCIExpressMiniC ardforwirelessLAN 72 1090PCIExpressMiniCardforwirelessWANormSAT Asolidstatedrive 74 Page 1100Keyboardbezelassembly Page 1110Bluetoothdaughtercard(BDC-3.0) 1120Backupbattery 1130SmartCardorSmartCarddummyspacer Page 1140Speakerassembly Page 1150Thermalmodule Page 1160CPU 1170L CDunit 88 Page 1180Basecoverassembly Page 1190I/Osubcard 1200Systemboardassembly,magnesiumstructureframe,andmodem daughtercard(MDC) Page Page 96 2010L CDbezelassembly 2020LEDsubcard 2030Integratedcamera 2040LCDcable,cameracable,LCDpanel,andhinges Page Page 2050AntennakitandLCDrearcoverassembly Page Page Chapter10.Locations Frontview Rearview Bottomview Page Chapter11.Partslist Overall a c b 110 d Page 112 Page 114 Page 116 Page 118 Page 120 Page 122 Page 124 Page 126 Page 128 Page 130 Page 132 Page 134 Page 136 Page 138 Page 140 Page 142 Page 144 Page 146 Page 148 Page 150 LCDFRUs 152 Page 154 Page 156 Page Keyboard 158 Miscellaneousparts ACadapters 160 Powercords AThinkPadpowercordforaspeciccountryorregionisusuallyavailableonlyinthatcountryorr egion: Recoverydiscs Windows7HomeBasic(32bit)DVDs Windows7HomePremium(64bit)DVDs Windows7Professional(32bit)DVDs Windows7Professional(64bit)DVDs Commonservicetools 166 AppendixA.Notices Electronicemissionsnotices Trademarks