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correct order. Check with your software manufacturer to see if any updates are available. Many software manufacturers make updates available from the World Wide Web. Some application programs do not work as expected Solutions: • If you are having difficulty with performing a specific task within an application program, refer to the help system for the program. • If you are having difficulty with the Windows operating system or one of its components, refer to the Windows help system. • Check whether the problems are caused by a newly-installed application program. 1. Ensure that the software is compatible with your computer. Refer to the information supplied with the software for more information. 2. Verify that other software works correctly on your computer. 3. Verify that the software you are using works on another computer. • If you received any error messages while using the application program, see the printed documentation that comes with the program or the help system for the solutions to the problem. • Check if any updates are available from your manufacturer or Web site. Many software manufacturers make updates available from the World Wide Web. • If the software program used to work correctly, but does not work correctly now, uninstall the application program and reinstall it. My USB connectors cannot be accessed Solutions: • Connect the USB cable from the USB connector to the USB device. If the USB device has its own power cord, attach the power cord to a grounded electrical outlet. • Turn on the USB device and keep the device online. • Install any device drivers or application programs supplied with the USB device. Refer to the documentation that comes with the USB device for more information. • Detach and reattach the USB connector to reset the USB device. Lenovo Solution Center The Lenovo Solution Center program enables you to troubleshoot and resolve computer problems. It combines diagnostic tests, system information collection, security status, and support information, along with hints and tips for maximum system performance. • Your can download the Lenovo Solution Center program from http://www.lenovo.com/diags. • If you are using a Windows operating system other than Windows 7 or Windows 8.1, go to http://www.lenovo.com/diags for the latest information on diagnostics for your computer. To run the Lenovo Solution Center program, see "Lenovo programs" on page 12. Note: If you cannot isolate and repair the problem yourself after running the program, save and print the log files. You will need the log files when you speak to a Lenovo technical support representative. For additional information, refer to the Lenovo Solution Center help system. Chapter 7. Troubleshooting and diagnostics 63

Section	Page
Read this first: Important safety information	7
Service and upgrades	7
Static electricity prevention	7
Power cords and power adapters	8
Extension cords and related devices	8
Plugs and outlets	9
External devices	9
Heat and product ventilation	9
Operating environment	10
Laser compliance statement	10
Power supply statement	11
Cleaning and maintenance	11
Chapter 1. Product overview	13
Locations	13
Locating connectors, controls, and indicators on the front of your computer	14
Locating connectors on the rear of your computer	15
Locating components	17
Locating parts on the system board	18
Locating internal drives	19
Machine type and model label	20
Features	20
Specifications	24
Lenovo programs	24
Accessing Lenovo programs on the Windows 7 operating system	24
Accessing Lenovo programs on the Windows 8.1 operating system	25
An introduction to Lenovo programs	26
Chapter 2. Using your computer	29
Registering your computer	29
Using keyboard shortcuts	29
Using the fingerprint reader	29
Using the wheel mouse	30
Setting the computer volume	30
Setting the volume from the desktop	31
Setting the volume from Control Panel	31
Using a disc	31
Using the optical drive	31
Handling and storing a disc	32
Playing and removing a disc	32
Recording a disc	33
Navigating among screens on the Windows 8.1 operating system	33
Accessing Control Panel on the Windows 8.1 operating system	34
Frequently asked questions	35
Chapter 3. You and your computer	37
Accessibility and comfort	37
Arranging your workspace	37
Comfort	37
Glare and lighting	38
Air circulation	38
Electrical outlets and cable lengths	38
Accessibility information	38
Moving your computer to another country or region	42
Chapter 4. Security	43
Security features	43
Locking the computer cover	43
Attaching a Kensington-style cable lock	45
Attaching a cable lock	46
Using passwords	46
BIOS passwords	46
Windows passwords	47
Configuring the fingerprint reader	47
Using and understanding firewalls	47
Protecting data against viruses	47
Chapter 5. Advanced configuration	49
Using the Setup Utility program	49
Starting the Setup Utility program	49
Viewing and changing settings	49
Using BIOS passwords	50
Enabling or disabling a device	51
Selecting a startup device	52
Enabling ErP LPS compliance mode	52
ICE performance mode	53
ICE thermal alert	53
Exiting the Setup Utility program	54
Configuring RAID	54
RAID Level	54
Configuring the system BIOS to enable SATA RAID functionality	54
Creating RAID volumes	55
Deleting RAID volumes	55
Resetting disks to non-RAID	55
Updating or recovering the BIOS	56
Using system programs	56
Updating the BIOS from a disc	56
Updating the BIOS from your operating system	57
Recovering from a BIOS update failure	57
Chapter 6. Preventing problems	59
Keeping your computer current	59
Getting the latest device drivers for your computer	59
Updating your operating system	59
Using System Update	60
Cleaning and maintenance	60
Basics	60
Cleaning your computer	60
Good maintenance practices	61
Moving your computer	62
Chapter 7. Troubleshooting and diagnostics	65
Basic troubleshooting	65
Troubleshooting procedure	66
Troubleshooting	66
Audio problems	67
CD problems	67
DVD problems	68
Intermittent problems	69
Problems with the keyboard or mouse	69
Monitor problems	70
Networking problems	71
I have connected an option to my computer, but it does not work	73
Performance and lockup problems	73
The printer does not work	74
Serial connector cannot be accessed	74
Software problems	74
My USB connectors cannot be accessed	75
Lenovo Solution Center	75
Chapter 8. Recovery information	77
Recovery information for the Windows 7 operating system	77
Creating and using recovery media	77
Performing backup and recovery operations	78
Creating and using a rescue medium	80
Reinstalling programs and device drivers	80
Solving recovery problems	82
Recovery information for the Windows 8.1 operating system	82
Refreshing your computer	82
Resetting your computer to the factory default settings	82
Using the advanced startup options	83
Recovering your operating system if Windows 8.1 fails to start	83
Chapter 9. Installing or replacing hardware	85
Handling static-sensitive devices	85
Installing or replacing hardware	85
Installing external options	85
Removing the computer cover	86
Removing and reinstalling the front bezel	86
Accessing the system board components and drives	88
Installing or replacing a memory module	88
Installing or replacing a PCI card	90
Replacing the battery	92
Installing or replacing the mSATA solid-state drive	93
Installing or replacing the optical drive	99
Installing or replacing the solid-state drive	102
Replacing the front audio and USB assembly	106
Replacing the system fan	108
Replacing the heat sink and fan assembly	110
Replacing the power supply assembly	113
Replacing the primary hard disk drive	118
Replacing the secondary hard disk drive	120
Replacing the Wi-Fi units	124
Installing or removing the front Wi-Fi antenna	129
Installing or removing the rear Wi-Fi antenna	133
Replacing the keyboard or mouse	134
Completing the parts replacement	135
Chapter 10. Getting information, help, and service	137
Information resources	137
Lenovo ThinkVantage Tools	137
Help and Support	137
Safety and Warranty	137
Lenovo Web site	137
Lenovo Support Web site	138
Help and service	138
Using the documentation and diagnostic program	138
Calling for service	138
Using other services	139
Purchasing additional services	139
Appendix A. System memory speed	141
Appendix B. Regulatory information	143
Export classification notice	143
Electronic emissions notices	143
Federal Communications Commission Declaration of Conformity	143
Eurasian compliance mark	145
Brazil regulatory notice	145
Mexico regulatory notice	145
Additional regulatory information	145
Appendix C. WEEE and recycling information	147
Important WEEE information	147
Recycling information for Japan	147
Recycling information for Brazil	148
Battery recycling information for Taiwan	148
Battery recycling information for the European Union	148
Appendix D. Restriction of Hazardous Substances Directive (RoHS)	151
European Union RoHS	151
China RoHS	151
Turkish RoHS	151
Ukraine RoHS	152
India RoHS	152
Appendix E. ENERGY STAR model information	153
Appendix F. Notices	155
Trademarks	156

Match case Limit results 1 per page

correctorder.Checkwithyoursoftwaremanufacturertoseeifanyupdatesareavailable.Manysoftware

manufacturersmakeupdatesavailablefromtheWorldWideWeb.

Some application programs do not work as expected

Solutions:

•Ifyouarehavingdifﬁcultywithperformingaspeciﬁctaskwithinanapplicationprogram,refertothe

helpsystemfortheprogram.

•IfyouarehavingdifﬁcultywiththeWindowsoperatingsystemoroneofitscomponents,refertothe

Windowshelpsystem.

•Checkwhethertheproblemsarecausedbyanewly-installedapplicationprogram.

1.Ensurethatthesoftwareiscompatiblewithyourcomputer.Refertotheinformationsuppliedwiththe

softwareformoreinformation.

2.Verifythatothersoftwareworkscorrectlyonyourcomputer.

3.Verifythatthesoftwareyouareusingworksonanothercomputer.

•Ifyoureceivedanyerrormessageswhileusingtheapplicationprogram,seetheprinteddocumentation

thatcomeswiththeprogramorthehelpsystemforthesolutionstotheproblem.

•CheckifanyupdatesareavailablefromyourmanufacturerorWebsite.Manysoftwaremanufacturers

makeupdatesavailablefromtheWorldWideWeb.

•Ifthesoftwareprogramusedtoworkcorrectly,butdoesnotworkcorrectlynow,uninstalltheapplication

programandreinstallit.

My USB connectors cannot be accessed

Solutions:

•ConnecttheUSBcablefromtheUSBconnectortotheUSBdevice.IftheUSBdevicehasitsownpower

cord,attachthepowercordtoagroundedelectricaloutlet.

• Turn on the USB device and keep the device online.

• Install any device drivers or application programs supplied with the USB device. Refer to the

documentationthatcomeswiththeUSBdeviceformoreinformation.

•DetachandreattachtheUSBconnectortoresettheUSBdevice.

Lenovo Solution Center

TheLenovoSolutionCenterprogramenablesyoutotroubleshootandresolvecomputerproblems.It

combinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,along

withhintsandtipsformaximumsystemperformance.

•YourcandownloadtheLenovoSolutionCenterprogramfromhttp://www.lenovo.com/diags.

• If you are using a Windows operating system other than Windows 7 or Windows 8.1, go to

http://www.lenovo.com/diagsforthelatestinformationondiagnosticsforyourcomputer.

ToruntheLenovoSolutionCenterprogram,see“Lenovoprograms”onpage12.

Note:

Ifyoucannotisolateandrepairtheproblemyourselfafterrunningtheprogram,saveandprintthelog

ﬁles.YouwillneedthelogﬁleswhenyouspeaktoaLenovotechnicalsupportrepresentative.

Foradditionalinformation,refertotheLenovoSolutionCenterhelpsystem.

Chapter 7

Troubleshooting and diagnostics