Lenovo V580C, V480C Problems with drives and other storage devices, Hard disk drive problems

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• Press Fn+F2 to confirm whether the LCD screen has been turned off.

If the problem persist, follow the solution to “The screen is unreadable or distorted.” on page 59.

The screen is unreadable or distorted.

Make sure that:

•The display device driver is installed correctly.

•The screen resolution and color quality are correctly set.

•The monitor type is correct.

Incorrect characters are displayed on the screen.

Did you install the operating system or application program correctly? If they are installed and configured correctly, have the computer serviced.

When I turn on the computer, nothing is displayed on the screen and the computer does not beep while starting up.

Make sure that:

•The battery is installed correctly.

•The ac power adapter is connected to the computer and the power cord is plugged into a working electrical outlet.

•The computer is turned on. (Press the power button again for confirmation.)

If these items are correctly set, and the screen remains blank, have the computer serviced.

When I turn on the computer, only a white cursor is displayed on a blank screen.

Restore backed-up files to your Windows environment or the entire contents of your hard disk drive to the original factory contents using the OneKey Recovery Pro program. If you still see only the cursor on the screen, have the computer serviced.

My screen goes blank while the computer is on.

Your screen saver or power management may be enabled. Do one of the following to exit from the screen saver or to resume from sleep or hibernation mode:

•Touch the touch pad or click pad.

•Press any key on the keyboard.

•Press the power button.

•Press Fn+F2 to confirm whether the LCD screen has been turned off.

Problems with drives and other storage devices

This section includes hard disk drive problems and optical drive problems.

Hard disk drive problems

Print these instructions now and keep it with your computer for reference later.

The hard disk drive makes a rattling noise intermittently.

The rattling noise might be heard:

•When the hard disk drive begins or finishes getting access to data.

•When you carry the hard disk drive.

Chapter 9. Troubleshooting computer problems 59

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Contents Lenovo V480, V480c, V580, and V580c User GuideSafety and Warranty Guide Regulatory Notice Contents Appendix C. Notices Protect the cables from being damaged Read this firstProtect yourself from the heat that your computer generates Prevent your computer from getting wetHandle your computer gently Important safety informationProtect your computer and data when moving it Conditions that require immediate actionService and upgrades Safety guidelinesExtension cords and related devices Power cords and power adaptersPower supply statement Plugs and outletsExternal devices Rechargeable battery notice General battery noticeLithium coin cell battery notice Heat and product ventilation CD and DVD drive safety Electrical current safety informationUsing headphones or earphones Laser compliance statementLiquid crystal display LCD notice Additional safety information Xiv User Guide Top view Getting to know your computerStatus indicators Wireless module antennasPower button OneKey Recovery Pro program buttonLeft-side view Front view Right-side viewBottom view Status indicators Power and battery status indicator FeaturesLenovo V480 and V480c SpecificationsLenovo V580 and V580c User Guide Frequently asked questions Using your computerPutting your computer into sleep mode or shutting it down Tips on using your computerConnecting to power Configuring the operating systemConnecting the ac power adapter Using the ac power adapter and the battery packChecking the battery status Using the ac power adapterTips on using the ac power adapter Charging the batteryMaximizing the battery life Handling the batteryUsing the touch pad Using the touch pad or click padV480 and V480c Using the keyboardUsing the click pad Numeric keypadV580 and V580c OneKey Recovery Pro program buttonFunction key combinations Connecting to external devicesUsing the media card reader Using USB connectorsUsing Bluetooth Switching the Graphics Processing Unit Using the Nvidia Optimus Graphics featureCable Connecting to the networkWired connection Hardware connectionWireless connection Software configurationConnecting to the network User Guide Accessibility and comfort You and your computerErgonomic information What if you are traveling? Security Using passwordsUsing a fingerprint reader Using the Active Protection SystemUser Guide Solving recovery problems OneKey Recovery ProUser Guide Replacing the battery Replacing devicesStatic electricity prevention Replacing the backup battery Replacing devices Lenovo V580 and V580c Replacing the hard disk drive Prerequisites for the procedureUser Guide Lenovo V580 and V580c Replacing the keyboard Replacing devices Lenovo V580 and V580c Replacing devices Replacing a memory module Replacing devices Lenovo V580 and V580c Replacing the mSATA solid state drive User Guide Lenovo V480 and V480c Lenovo V580 and V580c Replacing devices Replacing the optical drive Lenovo V580 and V580c User Guide General tips for preventing problems Preventing problemsCarry your computer properly Be careful about where and how you workTaking care of your computer Be gentle with your computerData protection Take care in setting passwordsClean the cover of your computer Handle storage media and drives properly Be sure not to modify your computer Cleaning your computer keyboard Cleaning your computer display Register your computerBattery problems Troubleshooting computer problemsTroubleshooting Battery and power problemsSleep and hibernation problems Computer screen problemsAn ac power adapter problem Startup problemHard disk drive problems Problems with drives and other storage devicesOneKey Rescue system problems Password problemOptical drive problems Computer does not start from a device you want Sound problemOther problems Your computer does not respondUser Guide Wireless related information Wireless interoperabilityAppendix A. Regulatory information Export classification notice Electronic emission noticesUsage environment and your health Deutschland Industry Canada Class B emission compliance statementUser Guide Appendix B. Weee and recycling statements China Weee statement EU Weee statementsJapan recycling statements Disposing of a Lenovo computer components Recycling information for BrazilBattery recycling information for the European Union User Guide Appendix C. Notices Trademarks Index User Guide