„ a Password problem, „ Keyboard problems | Lenovo Y550P guide

Chapter 5. Troubleshooting

A Password problem

I forgot my password.

If you forgot your user password, you must take your computer to a Lenovo authorized servicer or a marketing representative to have the password canceled.

If you forgot your HDD password, a Lenovo authorized servicer cannot reset your password or recover data from the hard disk. You must take your computer to a Lenovo authorized servicer or a marketing representative to have the hard disk drive replaced. Proof of purchase is required, and a fee will be charged for parts and service.

If you forget your supervisor password, a Lenovo authorized servicer cannot reset your password. You must take your computer to a Lenovo authorized servicer or a marketing representative to have the system board replaced. Proof of purchase is required, and a fee will be charged for parts and service.

Keyboard problems

A number appears when you enter a letter.

The numeric lock function is on. To disable it, press Fn + F8.

All or some of the keys on the external numeric keypad do not work.

Make sure that the external numeric keypad is correctly connected to the computer.

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Lenovo Y550P manual „ a Password problem, „ Keyboard problems, Forgot my password, Number appears when you enter a letter

Contents

Lenovo IdeaPad Y550P First Edition July Copyright Lenovo Energy Star model information Page Explanation of hard disk capacity Page Contents Appendix A. Lenovo Limited Contents Getting HelpSafety, Use and Care Appendix B. Customer Getting to Know Your Computer Getting to Know Your Computer Power button Wireless LAN antennasVolume buttons Computer display Left-side view Getting to Know Your Computer Security keyhole Fan louvers AC power adapter jack Right-side viewTV-in jack specific models only Integrated wireless device switch System status indicators Bottom view Getting to Know Your Computer Subwoofer Battery latch spring loadedBattery latch manual Hard Disk Drive compartment Using Your Computer Using the touchpad „ Palm Check Using Your Computer„ Gestures Pinch Using the keyboard „ Numeric keypad „ Function key combinations Using Your Computer „ Touch inductive panel and volume buttons Special keys and buttons Using Your Computer Touch inductive panel ~ Volume buttons ~OneKey Rescue System button Using the optical drive Using memory cards Using Your Computer Using lenovo remote control specific models only Using the integrated camera Using the internet „ Using RJ-45 port „ Using wireless LAN Securing your computer „ Attaching a security lock optional „ Using VeriFace „ Using passwords Installing device drivers Using battery and AC adapter„ Checking battery status „ Using the AC adapter „ Charging the battery „ Handling the battery Using Your Computer Using External Devices Connecting a Universal Serial Bus USB device Using External Devices Connecting an eSATA/USB port device Connecting a PC card device „ Inserting an ExpressCard/34 module „ Removing an ExpressCard/34 module Connecting an external display „ Connecting a VGA monitor „ Connecting an Hdmi monitor Connecting a headphone and audio device Using External Devices Connecting an external microphone „ Enabling Bluetooth communications OneKey Rescue System OneKey Rescue System„ Introduction OneKey Rescue System OneKey Rescue System Troubleshooting Frequently Asked Questions Troubleshooting Where are the recovery discs? When do I need to restore the system to the factory status? Troubleshooting „ Display problemsWhen I turn on the computer, nothing appears on the screen My screen goes blank while the computer is on Forgot my password „ a Password problem„ Keyboard problems Number appears when you enter a letter „ Sleep or hibernation problems Computer enters sleep mode unexpectedly „ Computer screen problems Screen is blank Troubleshooting Screen is unreadable or distorted Incorrect characters appear on the screen Operating time for a fully charged battery is short „ Sound problems„ Battery problems Computer does not operate with a fully charged battery „ a hard disk drive problem „ a startup problem„ OneKey Rescue System problems „ Other problems Your computer does not respondComputer does not start from a device you want Getting Help and Service Getting help and service Getting Help and Service Getting help on the Web Getting Help and Service Getting Help and Service Warranty Service Telephone Numbers Getting help around the world Safety, Use and Care Information Important safety information Safety, Use and Care Information „ Conditions that require immediate action „ Safety guidelines „ Service and upgrades „ Power cords and power adapters Safety, Use and Care Information „ Extension cords and related devices „ Plugs and outlets „ Power supply statement „ Lithium coin cell battery notice „ Heat and product ventilation Safety, Use and Care Information „ CD and DVD drive safety „ Electrical current safety information Safety, Use and Care Information „ Laser compliance statement Safety, Use and Care Information „ Liquid crystal display LCD notice „ Be careful about where and how you work Caring your computer Safety, Use and Care Information Safety, Use and Care Information „ Be gentle with your computer „ Carry your computer properly„ For outdoor use „ Data safety „ Handle storage media and drives properly „ Take care in setting passwords „ Other important tips „ Cleaning the cover of your computer „ Cleaning your computer keyboard Accessibility and comfort „ Cleaning your computer display „ Ergonomic information Safety, Use and Care Information Maintenance „ What if you are traveling?„ Questions about vision? „ General tips for maintenance Safety, Use and Care Information Safety, Use and Care Information Appendix 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 Information „ Your additional responsibilities „ Use of personal information „ What this warranty does not cover „ Limitation of liability „ Dispute resolution „ Other rights „ European Economic Area EEA„ Lenovo Turkey address Warranty information UAE „ Types of warranty service Customer Replaceable Unit CRU Service Customer Carry-In or Mail-In Service Appendix A. Lenovo Limited Warranty On-site ServiceCourier or Depot Service 100 Appendix A. Lenovo Limited Warranty Product Exchange Service 101 Appendix B. Customer Replaceable Units CRUs 102 103 Appendix C. SpecificationsEnvironment ƒ Temperature Size Appendix C. Specifications 104 Appendix D. Notices 105 106 Appendix D. Notices „ Export classification notice „ Television output notice107 Wireless related information „ Wireless interoperability108 „ Usage environment and your health 109 110 TV tuner information „ Products with television tuner options installed„ Note to Catv system installer 111 „ Example of antenna grounding 112 113 Electronic emissions notices „ Federal Communications Commission FCC Statement114 „ Industry Canada Class B Emission Compliance Statement „ Avis de conformité à la réglementation d’Industrie Canada115 „ German Class B Compliance Statement 116 117 „ European Union Compliance Statement Class B Compliance 118 119 „ Japan Compliance Statement for Power line Harmonics „ Korea Class B120 Weee and recycling statements „ General recycling statement121 EU Weee Statements 122 Japan Recycling Statements 123 „ Disposing of a Lenovo Computer Components 124 125 126 127 Index 128 129 Index 130 131 Page Do not Return IT to the Store If your product is not working correctly New World. 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