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Lenovo S230U, 33472YU manual Note Some models might not have the wireless WAN antennas

Models: 33472YU S230U

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Note: Some models might not have the wireless WAN antennas.

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Wireless LAN antenna (main) Wireless WAN antenna (auxiliary) Wireless WAN antenna (main) Wireless LAN antenna (auxiliary)

Note: Some models might not have the wireless WAN antennas.

Removal step of LCD cable assembly, power cable assembly, and LCD rear cover assembly

88Hardware Maintenance Manual

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Lenovo S230U, 33472YU manual Note Some models might not have the wireless WAN antennas, Hardware Maintenance Manual

Contents

ThinkPad S230u Hardware Maintenance ManualFirst Edition September Copyright Lenovo Contents Appendix A. Notices About this manual ThinkPad S230u Machine Typeiv Hardware Maintenance Manual Chapter 1. Safety information General safetyElectrical safety Safety inspection guide Handling devices that are sensitive to electrostatic dischargeGrounding requirements Safety notices multilingual translationsDANGER Chapter 1. Safety information DANGER DANGER DANGER DANGER DANGER DANGER6 Hardware Maintenance Manual DANGERChapter 1. Safety information 8 Hardware Maintenance Manual PERIGO PERIGO PERIGO PERIGO PERIGO PERIGOChapter 1. Safety information PERIGO PERIGO DANGER DANGER DANGERDANGER DANGER DANGER DANGER DANGER 10 Hardware Maintenance ManualVORSICHT Chapter 1. Safety information VORSICHT VORSICHT VORSICHT VORSICHT12 Hardware Maintenance Manual VORSICHT VORSICHT VORSICHTChapter 1. Safety information 14 Hardware Maintenance Manual Chapter 1. Safety information 16 Hardware Maintenance Manual Chapter 1. Safety information 18 Hardware Maintenance Manual Chapter 1. Safety information 20 Hardware Maintenance Manual Before replacing parts Chapter 2. Important service informationStrategy for replacing FRUs 3. Select Drivers & SoftwareStrategy for replacing FRUs for CTO, CMV, and GAV Product definition How to use error messageImportant notice for replacing a system board Dynamic Configure To Order CTOUsing eSupport FRU identification for CTO, CMV, and GAV productsUsing PEW 2. Click Warranty & Services 3. Click Check Warranty Status2. Click Parts & Accessories 4. Click Product & Parts DetailChapter 3. General checkout What to do firstQuick test programs Lenovo Solution CenterCheckout guide The following are not covered under warrantyUEFI diagnostic program Bootable diagnostic programsChecking the ac power adapter Power system checkout2. Click Lenovo Bootable Diagnostics Checking the backup battery Checking the battery packChecking operational charging If the voltage is not correct, replace the backup battery 30 Hardware Maintenance ManualService Web site Chapter 4. Related service informationRestoring the factory contents by using Recovery Disc Set Operating System Recovery Disc one discChange PC settings General Using the Windows recovery programs on the Windows 8 operating system2. Insert the Operating System Recovery Disc into the DVD drive Restoring the computer to factory default settingsHard-disk password PasswordsPower-on password Change PC settings GeneralHow to remove the hard-disk password Supervisor passwordHow to remove the power-on password 6. Select Power-On PasswordHibernation mode Power managementSleep mode 6. Select Master HDPSymptom-to-FRU index Wireless off modeNumeric error codes Run the ThinkPad Setup program, and then save Symptom or errorCharge the battery pack current setting by pressing F10Beep symptoms Error messagesNo-beep symptoms Symptom or error beeps, if anyIntermittent problems LCD-related symptomsUndetermined problems 1. Turn off the computer Indicator Chapter 5. Status indicatorsMeaning Indicator MeaningSpecial key Chapter 6. Special keysDescription Description Special keyPress this key to view the programs that you have opened Chapter 7. Locations Locating computer controls, connectors, and indicatorsFront view Locating FRUs and CRUs Rear viewBottom view This topic introduces the following service partsCRU statement for customers Optional-service Major FRUs and CRUsSelf-service CRU 48 Hardware Maintenance ManualOptional-service Self-service CRUDescription Optional-service LCD FRUsSelf-service CRU 50 Hardware Maintenance ManualOptional-service Looking up FRU informationSelf-service CRU Description52 Hardware Maintenance Manual Plastic to plastic Chapter 8. FRU replacement noticesScrew notices Logic card to plasticRestoring the serial number of the system unit Retaining serial numbersMTM on rear label Reading or writing the ECA information Retaining the UUIDProduct ID on rear label 56 Hardware Maintenance Manual General guidelines Chapter 9. Removing or replacing a FRUDANGER Removing the SIM card Disabling the built-in batteryBefore servicing the computer 1010 Hard disk drive or solid-state driveRemoval steps of hard disk drive or solid-state drive bracket Chapter 9. Removing or replacing a FRURemoval steps of keyboard 1020 Keyboard60 Hardware Maintenance Manual StepChapter 9. Removing or replacing a FRU 1030 PCI Express Mini Card for wireless LAN When installingRemoval steps of PCI Express Mini Card for wireless LAN Step Removal steps of PCI Express Mini Card for wireless WAN64 Hardware Maintenance Manual Screw quantityRemoval steps of mSATA solid-state drive Chapter 9. Removing or replacing a FRUStep 1050 Keyboard bezel, backup battery, and speaker assemblyRemoval steps of keyboard bezel Screw quantityScrew quantity When installingStep Color68 Hardware Maintenance Manual Rotate the LCD unit in the direction shown by the arrowRemoval steps of speaker assembly 1060 Battery packRemoval step of backup battery DANGER StepImportant notices for replacing a battery pack 1070 Proximity sensorsRemoval steps of battery pack DANGER StepScrew quantity Removal steps of proximity sensorsStep ColorRemoval steps of thermal fan assembly 72 Hardware Maintenance Manual1090 LCD unit Removal steps of hard disk drive or solid-state drive connectorStep 74 Hardware Maintenance ManualRemoval steps of LCD unit Screw quantityWhen installing Screw quantity 76 Hardware Maintenance ManualStep ColorRemoval steps of DC-in connector 1100 DC-in connectorChapter 9. Removing or replacing a FRU 1110 System board and base cover assembly Removal steps of system board and base cover assemblyApplying labels to the base cover The following illustration shows the location of each label 2020 LCD panel 2010 Button bezelRemoval steps of button bezel Removal steps of LCD panel 2030 Button board82 Hardware Maintenance Manual StepStep 2040 Integrated cameraRemoval steps of button board Screw quantityRemoval steps of integrated camera 2050 HingeRemoval steps of hinge When installing When you pull the cables through the hole in the hinge, rout the cables as shown in the following illustrationRemoval steps of wireless antenna assembly 86 Hardware Maintenance ManualChapter 9. Removing or replacing a FRU Note Some models might not have the wireless WAN antennas 88 Hardware Maintenance ManualLenovo United States, Inc 1009 Think Place - Building One Appendix A. NoticesMorrisville, NC U.S.A Attention Lenovo Director of Licensing Electronic emissions notices TrademarksPage 1P0B48943 Part Number 0B48943 Printed in 1P P/N 0B48943