Manuals / Lenovo / Computer Equipment / Laptop

Lenovo Y550P manual „ Other problems, Troubleshooting, Your computer does not respond

Models: Y550P

1 142

Download 142 pages 27.45 Kb

Page 60

Chapter 5. Troubleshooting

Fail to restore system partition to factory default.

The system partition, such as the partition size or the drive capacity of C, has been modified.

Other problems

Your computer does not respond.

To turn off your computer, press and hold the power button for 4 seconds or more. If the computer still does not respond, remove the AC adapter and the battery.

Your computer might lock when it enters sleep mode during a communication operation.

The computer does not start from a device you want.

See the Boot menu of the BIOS Setup Utility. Make sure that the “Boot priority order” in the BIOS Setup Utility is set so that the computer starts from the device you want.

Also make sure that the device from which the computer starts is enabled. In the Boot menu in the BIOS Setup Utility, make sure that the device is included in the “Boot priority order” list.

Press F12 when the Lenovo logo appears on the screen while the computer is starting up to select the device you want the computer starts from.

52

Image 60

Lenovo Y550P manual „ Other problems, Troubleshooting, Fail to restore system partition to factory default

Contents

Lenovo IdeaPad Y550P User GuideFirst Edition July Copyright Lenovo ENERGY STAR model information Table 1. ENERGY STAR power-management features, by operating system Windows Power plan Energy Star Turn off the display After 10 minutesPut the computer to sleep After 25 minutes Advanced power settings Turn off hard disks After 20 minutes Hibernate After 1 hourExplanation of hard disk capacity II. A portion of the hard disk space is used for specific purposes Contents Using Your ComputerUsing External Devices Chapter 5. TroubleshootingContents Chapter 7. Safety, Use and CareChapter 6. Getting Help and Appendix A. Lenovo LimitedChapter 1. Getting to Know Your Computer Top viewc d e i Power button Wireless LAN antennas Volume buttonsChapter 1. Getting to Know Your Computer Computer displayLeft-side view Chapter 1. Getting to Know Your Computerd e f g Chapter 1. Getting to Know Your Computer Security keyholeFan louvers Make sure that none of the fan louvers are blocked, otherwiseAC power adapter jack Right-side viewChapter 1. Getting to Know Your Computer TV-in jack specific models onlyIntegrated wireless device switch System status indicatorsFront view Chapter 1. Getting to Know Your ComputerBottom view Chapter 1. Getting to Know Your ComputerBattery latch - spring loaded Battery latch - manualChapter 1. Getting to Know Your Computer SubwooferChapter 2. Using Your Computer Using the touchpadb a cd Chapter 2. Using Your Computer „ Gestures„ Palm Check PinchUsing the keyboard Chapter 2. Using Your Computer„ Numeric keypad Chapter 2. Using Your Computer „ Function key combinationsChapter 2. Using Your Computer Fn + F1 Put your computer in sleep mode„ Touch inductive panel and volume buttons Chapter 2. Using Your ComputerSpecial keys and buttons d e f gChapter 2. Using Your Computer Volume buttons ~Touch inductive panel ~ Lenovo SlideNav barUsing the optical drive Using memory cardsChapter 2. Using Your Computer Your computer comes with an optical drive, such as a CD/DVD driveChapter 2. Using Your Computer Only use the memory card types listed above for more information on usage, read the instructions shipped with the memory cardUsing lenovo remote control specific models only Using the integrated cameraChapter 2. Using Your Computer Using the internet „ Using RJ-45 portChapter 2. Using Your Computer „ Using wireless LAN Chapter 2. Using Your ComputerChapter 2. Using Your Computer Securing your computer„ Attaching a security lock optional „ Using VeriFace „ Using passwordsChapter 2. Using Your Computer Installing device drivers Using battery and AC adapter„ Checking battery status Chapter 2. Using Your Computer„ Using the AC adapter Chapter 2. Using Your Computer„ Charging the battery „ Handling the batteryChapter 2. Using Your Computer DangerChapter 2. Using Your Computer ƒ Replace only with a battery of the type recommended by LenovoDanger DangerChapter 3. Using External Devices Connecting a Universal Serial Bus USB deviceChapter 3. Using External Devices Connecting an eSATA/USB port device Chapter 3. Using External DevicesConnecting a PC card device Chapter 3. Using External DevicesOnly use the ExpressCard/34 module Chapter 3. Using External Devices „ Inserting an ExpressCard/34 module„ Removing an ExpressCard/34 module 1 Push the ExpressCard/34 module until you hear a clickConnecting an external display „ Connecting a VGA monitorChapter 3. Using External Devices „ Connecting an HDMI monitor Chapter 3. Using External DevicesConnecting a headphone and audio device Chapter 3. Using External DevicesChapter 3. Using External Devices Listening to music at high volume over extended periods of time may damage your hearingConnecting an external microphone Chapter 3. Using External Devices„ Enabling Bluetooth communications Chapter 3. Using External DevicesConnecting a Bluetooth device specific models only Chapter 4. OneKey Rescue System OneKey Rescue System„ Introduction „ Using Lenovo OneKey Recovery Within Windows operating system For more instructions, see the help file of Lenovo OneKey RecoveryChapter 4. OneKey Rescue System „ Using Lenovo OneKey Rescue System Without Windows operating system Chapter 4. OneKey Rescue SystemChapter 5. Troubleshooting Frequently Asked QuestionsChapter 5. Troubleshooting Where are the recovery discs?Where can I find warranty information? How can I install the device drivers?Chapter 5. Troubleshooting When do I need to restore the system to the factory status?Troubleshooting „ Display problemsChapter 5. Troubleshooting When I turn on the computer, nothing appears on the screenChapter 5. Troubleshooting My screen goes blank while the computer is onƒ Touch the touch pad ƒ Press any key on the keyboard „ A Password problem „ Keyboard problemsChapter 5. Troubleshooting I forgot my password„ Sleep or hibernation problems Chapter 5. TroubleshootingThe computer enters sleep mode unexpectedly „ Computer screen problems Chapter 5. TroubleshootingThe screen is blank Chapter 5. Troubleshooting The screen is unreadable or distortedIncorrect characters appear on the screen You get poor or no playback of video, DVD or game applications„ Sound problems „ Battery problemsChapter 5. Troubleshooting Your computer operates after the battery status indicator shows empty„ A hard disk drive problem „ A startup problem„ OneKey Rescue System problems Chapter 5. Troubleshooting„ Other problems Chapter 5. TroubleshootingFail to restore system partition to factory default Your computer does not respondChapter 6. Getting Help and Service Getting help and serviceChapter 6. Getting Help and Service Getting help on the WebCalling the customer support center Chapter 6. Getting Help and Service The following items are not coveredChapter 6. Getting Help and Service ƒ Machine Type and ModelChapter 6. Getting Help and Service Warranty Service Telephone NumbersLenovo warranty service telephone numbers Getting help around the worldChapter 7. Safety, Use and Care Information Important safety informationChapter 7. Safety, Use and Care Information „ Conditions that require immediate action„ Safety guidelines Chapter 7. Safety, Use and Care Information„ Service and upgrades Chapter 7. Safety, Use and Care Information„ Power cords and power adapters Chapter 7. Safety, Use and Care InformationDanger DangerChapter 7. Safety, Use and Care Information Protect power cords and power adapters from liquids. For instance, do not leave your power cord or power adapter near sinks, tubs, toilets, or on floors that are cleaned with liquid cleansers. Liquids can cause a short circuit, particularly if the power cord or power adapter has been stressed by misuse. Liquids also can cause gradual corrosion of power cord terminals and/or the connector terminals on a power adapter, which can eventually result in overheatingChapter 7. Safety, Use and Care Information „ Extension cords and related devices„ Plugs and outlets Danger„ Power supply statement Chapter 7. Safety, Use and Care InformationDanger „ Lithium coin cell battery notice Chapter 7. Safety, Use and Care InformationDanger Chapter 7. Safety, Use and Care Information „ Heat and product ventilationDanger Chapter 7. Safety, Use and Care Information ƒ Keep the cover closed whenever the computer is plugged in„ CD and DVD drive safety Chapter 7. Safety, Use and Care InformationDanger „ Electrical current safety information Chapter 7. Safety, Use and Care InformationDanger Chapter 7. Safety, Use and Care Information To connect 1. Turn everything OFFChapter 7. Safety, Use and Care Information „ Laser compliance statementChapter 7. Safety, Use and Care Information When a CD or DVD drive is installed, note the following handling instructionsDanger Chapter 7. Safety, Use and Care Information „ Liquid crystal display LCD noticeDanger „ Be careful about where and how you work Chapter 7. Safety, Use and Care InformationCaring your computer Chapter 7. Safety, Use and Care Information ƒ Place liquids away from your computer to avoid spills, and keep your computer away from water to avoid the danger of electrical shockChapter 7. Safety, Use and Care Information Not all such appliances cause a significant electrostatic chargeChapter 7. Safety, Use and Care Information „ Be gentle with your computer„ Carry your computer properly „ For outdoor use„ Data safety Chapter 7. Safety, Use and Care Information„ Handle storage media and drives properly „ Take care in setting passwords Chapter 7. Safety, Use and Care Information„ Other important tips „ Cleaning the cover of your computer Chapter 7. Safety, Use and Care Information„ Cleaning your computer keyboard Chapter 7. Safety, Use and Care InformationAccessibility and comfort „ Cleaning your computer displayChapter 7. Safety, Use and Care Information Chapter 7. Safety, Use and Care Information „ Ergonomic informationChapter 7. Safety, Use and Care Information General Posture Below are some general recommendations for assuming a healthy working posture. It is best to periodically make minor modifications in your working posture to deter the onset of discomfort caused by long periods of working in the same position. Frequent, short breaks from your work will also help to prevent any minor discomfort associated with your working postureMaintenance Chapter 7. Safety, Use and Care Information„ What if you are traveling? „ Questions about vision?„ General tips for maintenance Chapter 7. Safety, Use and Care InformationChapter 7. Safety, Use and Care Information ƒ Update device drivers and BIOS when neededChapter 7. Safety, Use and Care Information ƒ If required, you can find your country’s Customer Support Center at the following Web address http//consumersupport.lenovo.comAppendix A. Lenovo Limited Warranty „ What this warranty covers„ How to obtain warranty service „ What your service provider will do to correct problemsAppendix A. Lenovo Limited Warranty „ Replacement of a product or part Appendix A. Lenovo Limited WarrantyInformation.” Appendix A. Lenovo Limited Warranty „ Your additional responsibilities„ Use of personal information „ What this warranty does not cover Appendix A. Lenovo Limited WarrantyAppendix A. Lenovo Limited Warranty „ Limitation of liability„ Dispute resolution Appendix A. Lenovo Limited WarrantyAppendix A. Lenovo Limited Warranty „ Other rights„ European Economic Area EEA „ Lenovo Turkey addressWarranty information Appendix A. Lenovo Limited Warranty„ Types of warranty service Appendix A. Lenovo Limited Warranty1 Customer Replaceable Unit “CRU” Service Appendix A. Lenovo Limited Warranty 2 On-site ServiceUnder On-Site Service, your Service Provider will either repair or exchange the product at your location. You must provide a suitable working area to allow disassembly and reassembly of the Lenovo product. For some products, certain repairs may require your Service Provider to send the product to a designated service center 3 Courier or Depot ServiceAppendix A. Lenovo Limited Warranty 5 Product Exchange ServiceUnder Product Exchange Service, Lenovo will ship a replacement product to your location. You are responsible for its installation and verification of its operation. The replacement product becomes your property in exchange for the failed product, which becomes the property of Lenovo. You must pack the failed product in the shipping carton used to ship the replacement product and return it to Lenovo. Transportation charges, both ways, are paid by Lenovo. Failure to use the carton in which the replacement product was received may result in your responsibility for damage to the failed product during shipment. You may be charged for the replacement product if Lenovo does not receive the failed product within thirty 30 days of your receipt of the replacement product Appendix B. Customer Replaceable Units CRUs Appendix C. Specifications SpecificationsSize Environment ƒ TemperatureAppendix C. Specifications Battery ƒ Lithium-ion Li-Ion battery packPower source AC adapter ƒ Input rating of the AC adapter 100-240 V ac, 50 to 60 Hz ƒ 90 WAppendix D. Notices Lenovo United States, Inc 1009 Think Place - Building OneMorrisville, NC U.S.A Attention Lenovo Director of Licensing Appendix D. Notices „ Export classification notice „ Television output noticeAppendix D. Notices Wireless related information „ Wireless interoperabilityAppendix D. Notices „ Usage environment and your health Appendix D. Noticesƒ Using the integrated wireless cards on board of airplanes, or in hospitals Appendix D. Notices„ Products with television tuner options installed „ Note to CATV system installerTV tuner information Appendix D. Notices„ Example of antenna grounding Appendix D. NoticesAppendix D. Notices The following notice applies to all countries and regionsDanger Electronic emissions notices „ Federal Communications Commission FCC StatementAppendix D. Notices „ Industry Canada Class B Emission Compliance Statement „ Avis de conformité à la réglementation d’Industrie CanadaAppendix D. Notices „ German Class B Compliance Statement Appendix D. NoticesAppendix D. Notices Informationen in Hinsicht EMVG Paragraf 4 Abs. 1„ European Union Compliance Statement Class B Compliance Appendix D. Notices„ Lenovo Product Service Information „ Japanese VCCI Class B StatementAppendix D. Notices „ Japan Compliance Statement for Power line Harmonics „ Korea Class BAppendix D. Notices Turkish statement of compliance Türkiye EEE Yönetmeliğine Uygunluk BeyanıWEEE and recycling statements „ General recycling statementEU WEEE Statements Appendix D. NoticesJapan Recycling Statements „ Collecting and Recycling a Disused Lenovo Computer or MonitorAppendix D. Notices „ Disposing a Disused Battery Pack from Lenovo Notebook Computers „ Disposing of a Lenovo Computer ComponentsAppendix D. Notices Notice on deleting data from your hard disk Notice for Users in the U.S.AAppendix D. Notices ƒ Using the preinstalled recovery program, bring the hard disk back to factory-ship state Appendix D. NoticesAppendix D. Notices TrademarksIndex BluetoothIndex Index Wireless LAN IndexUsage environment Page If your product is not working correctly LENOVODO NOT RETURN IT TO THE STORE New World. New Thinking.TM Lenovo China P/N 147002625 Printed in China