Lenovo G40 Series Computer screen problems, For Windows XP, Click Control Panel, Click Advanced

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Solving computer problems

Problem:

Under Windows XP, the Fn+F3 key combination does not make the computer screen go blank.

Solution:

Windows XP enables multiple users to log on to the system at the same time. If you are the first user to have logged on to your computer, you can use the Fn+F3 key combination. Otherwise the combination will not work on your computer.

Computer screen problems

Problem: The screen is blank.

Solution:

vIf the standby status indicator is on (is green), press Fn to resume from the standby mode.

vIf you are using the ac adapter, or using the battery, and the battery status indicator is on (is green), press Fn+Home to make the screen brighter.

vPress Fn+F7 to bring up the image.

Note: If you use the Fn+F7 key combination to apply a presentation scheme, press Fn+F7 at least three times in three seconds, and the image is displayed on the computer screen.

vIf the problem persists, do the “Solution” in the problem below.

Problem: The screen is unreadable or distorted.

Solution: Make sure that:

vThe display device driver is installed correctly.

vThe display resolution and color depth are correctly set.

vThe monitor type is correct.

To check these settings, do as follows:

For Windows XP:

1.Click Start.

2.Click Control Panel.

3.Click Appearance and Themes in the Pick a category section.

4.Click Display in the Pick a Control Panel icon section.

5.Click the Settings tab.

6.Check if the Screen resolution and Color quality are correctly set.

7.Click Advanced.

8.Click the Adapter tab.

Chapter 2. Solving computer problems 23

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Contents ThinkPad G40 Series Service and Troubleshooting Guide Page ThinkPad G40 Series Service and Troubleshooting Guide Page Contents Iv ThinkPad G40 Series Service and Troubleshooting Guide Σηµε Σηµαντικ Οδηγ Σχετικ Με την ασϕΕξουσιοδοτηµ Τεχνικ Και µε κ Ηλεκτρονικ Να βρε Κατ Με τους αριθµο τηλεϕ Που µπορε Να καλ Για Να ζητΚαι υποστ Στην απ Προσοχ ΚΙΝ∆ΥΝΟΣΚαλ Και µετασχηµατιστ Φις και πρ Θερµ Και εξαερισµ CD και DVD Πληροϕορ Ασϕ Xiii CDC ΠροσοχηΣχετικ Με τις προδιαγραϕ Των συσκευ Laser ΠΡΟΕΙ∆ΟΠΟΙΗΣΗ Ο χειρισµ Important notice for users Important regulatory notice for usersInformation about hard disk capacity Xviii ThinkPad G40 Series Service and Troubleshooting Guide Xix Finding information with Access IBMXx ThinkPad G40 Series Service and Troubleshooting Guide Overview of your new ThinkPad computer Your ThinkPad at a glance Front viewRear view Features External interface Diskette driveSpecifications Caring for your ThinkPad computer Important tips Be careful about where and how you workBe gentle with your computer Carry your computer properlyTake care in setting passwords Handle storage media and drives properlyOther important tips Cleaning your computer keyboard Cleaning the cover of your computerCleaning your computer display Caring for your ThinkPad computer Solving computer problems Troubleshooting Diagnosing problemsError messages Click PC-DoctorSolving computer problems Solving computer problems Solving computer problems Select Security Predesktop Area- Access IBM Predesktop Area Errors without messages ProblemSolution Password problem Keyboard problems Power switch problemTrackPoint problems Standby or hibernation problems Click Power Management For Windows XP Computer screen problemsClick Control Panel Click AdvancedFor Windows Hard disk drive problems Battery problemsStartup problem Solving computer problems Other problems Solving computer problems Starting Bios Setup Utility Click Restore factory contents Recovering pre-installed softwareHandling a hard disk drive Upgrading the hard disk driveUpgrading the hard disk drive Replacing the battery Replacing the battery Replacing the battery Getting help and service Getting help on the Web Calling the Customer Support Center Getting help and serviceFRU Getting help around the worldGetting help and service Appendix A. Wireless related information Wireless interoperabilityUsage environment and your health Authorized Operation Within the United States and Canada Enabling Extended Channel ModeAppendix A. Wireless related information ThinkPad G40 Series Service and Troubleshooting Guide Lenovo Statement of Limited Warranty Appendix B. Warranty informationWhat this Warranty Covers Part 1 General TermsWhat this Warranty Does not Cover How to Obtain Warranty ServiceWhat Lenovo Will Do to Correct Problems Your Additional Responsibilities Exchange of a Machine or PartGoverning Law Limitation of LiabilityPart 2 Country-unique Terms Paraguay MexicoPeru UruguayAsia Pacific Australia United StatesCambodia and Laos CAMBODIA, INDONESIA, and LaosIndia Malaysia JapanNEW Zealand PEOPLE’S Republic of China PRCEUROPE, Middle EAST, Africa Emea SingaporeGoverning Law Arbitration The following is added under this heading Consumers European Union EUThinkPad G40 Series Service and Troubleshooting Guide Following Terms Apply to the Country Specified Austria EgyptFrance Germany HungaryIreland Slovakia Items for Which Lenovo is Not LiableUnited Kingdom Warranty Period Part 3 Warranty InformationOn-site Service Customer Replaceable Unit ″CRU″ ServiceCourier or Depot Service Customer Carry-In or Mail-In ServiceWorldwide telephone list CRU and Customer Carry-In or Mail-In ServiceCountry or Region Telephone Number Country or Region Telephone Number Guarantee supplement for Mexico Appendix B. Warranty information ThinkPad G40 Series Service and Troubleshooting Guide IBM Appendix C. Customer Replaceable Units CRUsThinkPad G40 Series Service and Troubleshooting Guide Appendix D. Notices Electronic emissions notices Television output noticeEuropean Union EMC Directive conformance statement Industry Canada Class B emission compliance statementDisposing of a disused lithium battery Handling a disused ThinkPad battery packEnvironmental notices for Japan IBM Lotus Software Offer European Countries U. S. Or Canada Call Latin American CountriesAsia Pacific Countries TrademarksThinkPad G40 Series Service and Troubleshooting Guide Index ThinkPad G40 Series Service and Troubleshooting Guide Page Part Number 39T5951