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Lenovo S230U, 33472YU manual Appendix A. Notices

Models: 33472YU S230U

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1040 PCI Express Mini Card for wireless WAN or
mSATA solid-state drive		63
1050 Keyboard bezel, backup battery, and speaker
assembly		66
1060	Battery pack	69
1070	Proximity sensors	70
1080 Thermal fan assembly and hard disk drive or
solid-state drive connector		72
1090	LCD unit	73
1100	DC-in connector	77
1110	System board and base cover assembly . .	78
2010	Button bezel	81

2020	LCD panel	81
2030	Button board	82
2040	Integrated camera	83
2050	Hinge	84
2060 Wireless antenna assembly, LCD cable
assembly, power cable assembly, and LCD rear
cover assembly		86

Appendix A. Notices	89
Electronic emissions notices	90
Trademarks	90

iiHardware Maintenance Manual

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Lenovo S230U, 33472YU manual Appendix A. Notices

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 Chapter 2. Important service information Strategy for replacing FRUsBefore replacing parts 3. Select Drivers & SoftwareHow to use error message Important notice for replacing a system boardStrategy for replacing FRUs for CTO, CMV, and GAV Product definition Dynamic Configure To Order CTOFRU identification for CTO, CMV, and GAV products Using PEWUsing eSupport 2. Click Warranty & Services 3. Click Check Warranty Status2. Click Parts & Accessories 4. Click Product & Parts DetailChapter 3. General checkout What to do firstLenovo Solution Center Checkout guideQuick test programs 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 ManualChapter 4. Related service information Restoring the factory contents by using Recovery Disc SetService Web site Operating System Recovery Disc one discUsing the Windows recovery programs on the Windows 8 operating system 2. Insert the Operating System Recovery Disc into the DVD driveChange PC settings General Restoring the computer to factory default settingsPasswords Power-on passwordHard-disk password Change PC settings GeneralSupervisor password How to remove the power-on passwordHow to remove the hard-disk password 6. Select Power-On PasswordPower management Sleep modeHibernation mode 6. Select Master HDPSymptom-to-FRU index Wireless off modeNumeric error codes Symptom or error Charge the battery packRun the ThinkPad Setup program, and then save current setting by pressing F10Error messages No-beep symptomsBeep 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 Rear view Bottom viewLocating FRUs and CRUs This topic introduces the following service partsCRU statement for customers Major FRUs and CRUs Self-service CRUOptional-service 48 Hardware Maintenance ManualOptional-service Self-service CRUDescription LCD FRUs Self-service CRUOptional-service 50 Hardware Maintenance ManualLooking up FRU information Self-service CRUOptional-service Description52 Hardware Maintenance Manual Chapter 8. FRU replacement notices Screw noticesPlastic to plastic 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 Disabling the built-in battery Before servicing the computerRemoving the SIM card 1010 Hard disk drive or solid-state driveRemoval steps of hard disk drive or solid-state drive bracket Chapter 9. Removing or replacing a FRU1020 Keyboard 60 Hardware Maintenance ManualRemoval steps of keyboard 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 Removal steps of PCI Express Mini Card for wireless WAN 64 Hardware Maintenance ManualStep Screw quantityRemoval steps of mSATA solid-state drive Chapter 9. Removing or replacing a FRU1050 Keyboard bezel, backup battery, and speaker assembly Removal steps of keyboard bezelStep Screw quantityWhen installing StepScrew quantity Color68 Hardware Maintenance Manual Rotate the LCD unit in the direction shown by the arrow1060 Battery pack Removal step of backup battery DANGERRemoval steps of speaker assembly Step1070 Proximity sensors Removal steps of battery pack DANGERImportant notices for replacing a battery pack StepRemoval steps of proximity sensors StepScrew quantity ColorRemoval steps of thermal fan assembly 72 Hardware Maintenance Manual1090 LCD unit Removal steps of hard disk drive or solid-state drive connector74 Hardware Maintenance Manual Removal steps of LCD unitStep Screw quantityWhen installing 76 Hardware Maintenance Manual StepScrew quantity 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 2030 Button board 82 Hardware Maintenance ManualRemoval steps of LCD panel Step2040 Integrated camera Removal steps of button boardStep 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