Why did the computer screen LCD go blank? | Sony VGNA200 manual

Why did the computer screen (LCD) go blank?

Your computer screen may go blank if the computer has lost power or has entered a power saving mode (Standby or Hibernate). If the computer is in LCD (Video) Standby mode, press any key to activate the computer screen. See Using power saving modes for more information.

Make sure the computer is plugged into a power source and is on. The power indicator on the computer will be on if the computer is on.

If your computer is using battery power, make sure the battery is inserted properly and is charged. See Using the Battery for more information.

If the display mode is set to external display, use the Fn+F7 key combination. See Selecting a display for more information.

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Sony VGNA200 specifications Why did the computer screen LCD go blank?

Contents

Welcome Ergonomics and Caring for Your Computer Applying Ergonomics Storing Your Computer Using Cables and Connections Cleaning and Maintaining Your Computer Handling the LCD Screen Locating Controls and Ports Front Num lock indicator Power button Caps lock indicator Back Left Right Optical drive Modem jack Bottom Port Replicator Business Port Replicator Composite Audio In jacks About the Indicator Lights Indicator Function Using Special Buttons Number Type of Button About the special buttonsSpecial Buttons Using the S1 button Sony Notebook SetupPage Using the Keyboard Mice and Keyboards Mice and Keyboards Keyboard descriptions KeyDescription Windows key combinations Key combination Function Fn key combinations Connecting a Mouse or Keyboard To connect a USB mouse or keyboard to your computer Connecting a mouse or keyboardConnecting a USB Mouse or Keyboard Disconnecting a mouse or keyboard To disconnect a mouse or keyboard Wireless mouse bottom Connecting a Wireless MouseWireless mouse top To set up the wireless mouse Inserting batteries into the wireless mouseConnecting the mouse Positioning the mousePage Additional information about the wireless optical mouse Using the Touch Pad Describing the Touch Pad Using the Touch Pad Touch Pad Action Description Locating and using the touch padLocating the Touch Pad To enable the touch pad To disable the touch padCustomizing the touch pad To customize the touch pad and mouse Using the Multilingual User Interface Language Option To Change the Language Option Changing Numbers, Currency, Time, and Date Formats To change these formats Double-clickUI Design Selector Changing the Window Design of Sony ProgramsTo change the window design Powering Your Computer Using AC Power To connect the AC adapter Connecting the AC adapterConnecting the AC Adapter to the Computer Turning on the computer To open and turn on the computerOpening the Computer Turning on the Computer Using the Battery Using the Battery Inserting a battery To insert a batteryOpening the Battery Bay Inserting a BatteryPage Removing a battery Removing the Battery Locating battery information To view battery informationTo display the power icon on the taskbar Power icon Power status Battery indicator status Description Charging a batteryTo charge a battery Page Conserving Battery Power To activate Standby mode1 Using power saving modesTo activate Hibernate mode Using power schemes To set your battery alarm Power Meter Locating power status informationTo view the Power Meter window Internet and Network Connections Internet Connections Internet and Network Connections Setting up a dial-up Internet connection Connecting a Telephone CableTo set up a dial-up connection to the Internet To connect a telephone cablePage Setting up an Ethernet Internet connection Connecting an Ethernet CableTo set up an Ethernet connection to the Internet To connect an Ethernet cablePage Customizing your Internet connection To open the Internet Properties dialog box Network Connections Types of Networks Using Ethernet and dial-up connections Network Setup WizardPage Using wireless network connections selected models only To connect to a wireless network OptionWireless Device Switch Vaio Wireless Utility Wireless Network Connection Wireless Network Properties Wireless Network Connection Properties dialog box appearsWireless Network Connection Properties To set up a computer-to-computer ad-hoc network Click OK To disconnect from a wireless network Wireless Network Connection Status Checking your network connection status Bluetooth Connections Using Bluetooth technology Establishing wireless connections To establish a Bluetooth connectionWireless Device Switch window appears Bluetooth Devices Add Bluetooth Device Wizard Add Bluetooth Device Wizard USB Bluetooth Device Properties Renaming the Bluetooth USB DeviceTo rename the Bluetooth USB device Setting Bluetooth preferences Disconnecting a Bluetooth device To disconnect or remove a device Additional information CDs and DVDs Inserting and Ejecting CDs or DVDsOpening the Drive Tray Inserting a DiscPage CDs and DVDs Page Copying and Playing CDs and DVDs Optical Drive Media disc Support To enable the audio feature To adjust the volume for playing CDs and DVDsPlaying CDs To play an audio CDPage CD Writing Wizard Copying files to CDsCD Drive Page Playing DVDs Connecting your computer to a TV Connecting a TV to the ComputerTo connect a TV to your computer To connect a TV to the port replicatorPage Playing DVDs on a TV To play a DVD Disconnecting your computer from a TV Playing DVDs on your computer Copying files to DVDs on selected models only To copy files to a DVD-R or DVD-RW Printer Connections To connect a USB printer Connecting a USB PrinterConnecting a USB Printer Connecting a Parallel Printer Connecting a Parallel Printer To connect a parallel port printer Selecting a Printer Port Configuring printer settingsTo configure printer settings for a parallel port printer Disconnecting a Printer To disconnect a printer Using Memory Stick Media About Memory Stick media Inserting Memory Stick Media Inserting Memory Stick mediaTo insert Memory Stick media Viewing the contents Using the Write-Protect Tab Protecting data on Memory Stick media Formatting Memory Stick media Removing Memory Stick media To remove Memory Stick media Using a Floppy Disk Drive Floppy Disk Drives Floppy Disk Drives To connect a USB floppy disk drive Connecting a floppy disk driveConnecting a Floppy Disk Drive Inserting and removing floppy disks To insert a floppy diskInserting a Floppy Disk To remove a floppy disk Protecting floppy disks Disconnecting a floppy disk drive Storing a floppy disk drive Storing a Floppy Disk Drive Using PC Cards Inserting PC Cards To open Sony Notebook Setup To insert a PC Card Inserting a PC Card Removing PC Cards To remove a PC Card while your computer is on To remove a PC Card while the computer is off Using i.LINK Digital Video Recorders Audio and Video Connections Audio and Video Connections Connecting an i.LINK digital video recorder Connecting an i.LINK Digital Video Camera RecorderBefore you connect an i.LINK digital video recorder To connect an i.LINK digital video recorder Disconnecting the i.LINK digital video recorder Using a digital video camera recorder To view images Using Computer Monitors and Projectors Connecting a computer monitor To connect a computer monitor Connecting a multimedia device Connecting a Computer MonitorConnecting a Projector To connect a multimedia computer monitor or projectorPage To adjust the screen resolution Selecting a displayShortcut keys Result Click Appearance and Themes and then click Display Disconnecting a computer monitor or projector Using Speakers Connecting speakers Connecting Speakers Disconnecting speakers Adjusting the sound To adjust the sound using the Volume iconLocating the Sound Buttons Sound device FunctionPage Enabling the sound Using Microphones Connecting a microphone Connecting a Microphone Disconnecting a microphone Using a microphone to record sound To adjust the volume for recording soundTo record from a microphone Recording Control window Connecting the Port Replicator Locating Ports and Jacks Composite Audio In jacks Connecting the Port Replicator Composite Audio In jacks Connecting a Port Replicator Connecting the Port ReplicatorSliding the Port Replicator Cover Securing the Port Replicator Connecting the AC Adapter to the Port Replicator To disconnect the port replicator Disconnecting the Port ReplicatorDisconnecting a Port Replicator Giga Pocket Personal Video Recorder Introducing Giga Pocket Personal Video Recorder Accessing the Giga Pocket Help Giga Pocket Personal Video Recorder includes Display setup About Giga Pocket Personal Video RecorderHard disk drive Network Glossary Accessing Giga Pocket Help Setting Up Giga Pocket Personal Video Recorder To set up TV connections Connecting to standard cable access Catv OptionTo connect in Catv mode Option TV coaxial converter cable Connecting to a standard antenna To connect in standard antenna mode air Connecting with a cable or satellite set-top box STB To connect in STB mode Option To connect in STB mode Option Setting up additional equipment To connect a compatible VCR or camcorderTo connect with an S Video cable To connect with an audio cable Dual RCA plugs Connecting the Giga Pocket Remote Control About the Remote Control Remote Control Volume button REC buttonTV button Video button Standby button Audio buttonTV/VIDEO button Display button Menu button Tools buttonApplication Close button Channel button To set up the remote control Inserting batteries into the remote controlConnecting the speakers with built-in infrared receiver Connecting the SpeakersPage Setting Up Giga Pocket Software To set up TV viewing Setting Up Giga Pocket Software TV Setup Wizard appears TV Setup WizardTV Setup Wizard Auto Scan Click Auto Scan TV Setup Wizard Giga Pocket Server password Setting up your display monitor Giga Pocket Starting Giga Pocket Software Giga Pocket window Playback deck detail Using the TV/Recording deck and Playback deckTV/Recording deck detail Recording a Video Capsule Using the Slip Play feature Select Start Slip Play Additional information about Giga Pocket software Using the TV Program Web site Accessing Giga Pocket HelpInternet Electronic Program Guide iEPG Web site Select Giga Pocket, Help, and click Giga Pocket Help Timer Recording Wizard Using the Timer Recording Wizard Timer Recording WizardNew Timer Recording Set Channel, Start Date and Time Recording Mode Description New Timer Recording Set Stop Time and Recording Mode New Timer Recording Set DetailsNew Timer Recording Confirm Expiration date of Video Capsule drop-down list New Timer Recording Completed Additional information about the Timer Recording Wizard Timer Recording Manager Using the Timer Recording Manager Timer Recording Manager Viewing your selected program recording schedule Additional information about the Timer Recording Manager Giga Pocket Explorer Giga Pocket Explorer Using Giga Pocket ExplorerUsing the Giga Pocket Explorer Toolbar functions Accessing Click to DVD Help Point to Click to DVD and click Click to DVD Help Accessing DVgate Plus Help Point to DVgate Plus and click DVgate Plus Help Recording Video Capsules onto recordable DVD media Exporting Video Capsules Export Additional information about using Giga Pocket Explorer Connect/Disconnect Server Using Network CabinetsConnecting to Network Cabinets Clié Converter Starting Clié Converter Giga Pocket Clié Converter Converting Video Capsules Transferring converted video files to a Memory Stick media Accessing Clié Converter Help Internet Electronic Program Guide Service Internet Electronic Program Guide Welcome and Registration Setting up your Internet Electronic Program Guide serviceWelcome and Registration window appears Memory Upgrades Precautions and Procedures Removing and Installing Memory Modules Installing a New Memory Module OptionRemoving the Bottom Screws Removing a Memory ModulePage Keyboard tab locations Lifting the keyboard Installing a New Memory Module Confirming Added Memory Capacity To check your systems memory What do I do if my computer wont start? TroubleshootingComputer Troubleshooting Troubleshooting Enter Select Ok, and press Enter. The computer restarts What do I do if my computer stops responding? Why wont my computer enter Standby or Hibernate mode? Why is the sound of my computers fan so loud? To lower the CPU speed using the power schemes1Page Why dont my changes appear on the computer screen LCD? Automatic Updates feature To use the Automatic Updates featureAutomatic Updates Setup Wizard appears To visit the Windows Updates Web site System Security Norton Internet Security window appears How do I keep my preinstalled antivirus software updated?To download and install the latest security update Battery How do I know when the battery is charged? Battery When is the computer using AC power? When should I recharge the battery? When should I replace the battery? Should I be concerned that the installed battery is warm? Page Why doesnt my computer enter Hibernate mode? Why doesnt my modem work? Internet Internet Why is my modem connection slow? Why cant my computer connect to a wireless LAN access point? Networking Networking Why cant I access the Internet? Why is the data transfer speed slow? Page How do I avoid data transfer interruptions? Can I connect to an Ieee 802.11a device? What are channels? Page Bluetooth Technology Why cant other Bluetooth devices discover my computer? Bluetooth Technology Why cant other Bluetooth devices connect to my computer? Bluetooth Devices window appears Why is my Bluetooth connection slow? Page CDs and DVDs How do I maintain CDs and DVDs? CDs and DVDs Why does my computer freeze when I try to read a disc? What do I do if the drive tray wont open? Page Why did the computer screen LCD go blank? Why cant I view the entire DVD video display on a TV screen? How do I adjust the image on the TV screen? How do I change the video resolution on the TV screen? How do I switch the computer screen LCD from LCD to TV? Click Printers and Other Hardware Click Printers and Faxes Why cant I print a document?Printing Printing Why doesnt my microphone work? Microphone Microphone Mouse What do I do if the computer doesnt recognize the mouse? Mouse Page Why wont my speakers work? Speakers Speakers Why cant I hear sound from my speakers? Why is the noise distorted when using Giga Pocket software? Touch pad What do I do if the touch pad does not work? Touch pad How do I change the left and right button assignments? Floppy Disks Floppy Disks Why is the drive unable to write data to a floppy disk? Why doesnt my PC Card work? PC Cards PC Cards Why doesnt my computer recognize attached devices? Why cant I insert my PC Card? Why cant I use the DV recorder? Audio/Video Audio/Video Giga Pocket Personal Video Recorder Giga Pocket Personal Video Recorder For PCV-W series models Page Page Why did my on-screen display shift or split? Why cant I create new Video Capsules? Why cant I open my image files? Memory Stick Media Memory Stick Media Why cant I save music files onto my Memory Stick media? Page How do I prevent damage to the Memory Stick media? How do I extend the life of the Memory Stick media? Support Options Program Guides and Help Files Sony Support InformationVaio Computer Documentation Program Support Information Click to DVD Google Toolbar Quicken New User Edition WinDVD for Vaio Legal Information Legal Information Computer Software License Description of Other Rights and Limitations Copyright Limitation of Liability End-User License Agreement For Sony Software Copyright