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Sony VGN-TXN20, VGN-TXN25N/B Troubleshooting, ❑Mouse (page 193), ❑Battery (page 173), ❑Display (page 188), ❑Computer (page 165), ❑Internet (page 175), ❑Printing (page 191)

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Troubleshooting

This section describes how to solve common problems you might encounter when using your VAIO computer. Many problems have simple solutions. Try these suggestions before visiting the Sony online support Web site at: http://esupport.sony.com/EN/VAIO/ for customers in USA,

http://www.sony.ca/support for customers in Canada,

http://esupport.sony.com/ES/VAIO/ for customers in Spanish speaking Latin American countries or areas, or http://esupport.sony.com/ES/VAIO/BR/ for customers in Brazil.

❑Computer (page 165)❑System Security (page 172)❑Battery (page 173)❑Internet (page 175)❑Networking (page 177)❑Bluetooth Technology (page 180)❑Optical Discs (page 184)❑Display (page 188)❑Printing (page 191)❑Microphone (page 192)❑Mouse (page 193)❑Speakers (page 194)❑Touch Pad (page 195)❑Keyboard (page 196)❑Floppy Disks (page 197)

Contents

Page n 2 N Contents About the Indicator Lights Connecting a Power Source Using the Battery Pack n 3 N n 4 N n 5 N Before Use Documentation VAIO Recovery Guide 1 Click Start and Help and Support 2 Click Manuals & Specifications 3 Click VAIO Recovery Guide SmartWi Help and Support Help and Support To access Help and Support, click Start and Help and Support ❑Manuals & Specifications ❑VAIO Support Ergonomic Considerations Viewing angle of the computer's display Lighting Positioning an external display Getting Started Locating Controls and Ports n 14 N Front n 15 N n 16 N Back n 17 N Right n 18 N Left n 19 N Bottom About the Indicator Lights n 21 N Connecting a Power Source To use the AC adapter Using the Battery Pack To install the battery pack To charge the battery pack n 25 N To remove the battery pack Shutting Down Your Computer Safely To shut down your computer Using Your VAIO Computer Using the Keyboard n 30 N Using the Touch Pad Using Special-functionButtons n 33 N Using the Optical Disc Drive To insert a disc n 35 N 4Close the tray by pushing it in gently n 36 N Reading and Writing Optical Discs n 37 N n 38 N Notes on writing data to a disc Click to DVD Roxio Easy Media Creator n 40 N Notes on playing discs ❑Close all open applications before playing a DVD movie ❑Deactivate the screen saver and exit anti-virussoftware before playing a disc ❑Do not switch to power saving modes while your computer is playing a DVD Page To play an audio CD To copy files to a disc To play a DVD Using PC Cards To insert a PC Card n 45 N To remove a PC Card Using the Memory Stick Media To insert a Memory Stick media To view the contents of the Memory Stick media To format a Memory Stick media Close To remove a Memory Stick media Using Other Memory Cards To insert a memory card To remove a memory card Using the Internet To connect a telephone cable To set up a dial-upconnection to the Internet Using Wireless LAN (WLAN) n 57 N n 58 N Communicating without an Access Point (Ad-hoc) To communicate without an access point (ad-hoc) n 61 N Communicating with an Access Point (Infrastructure) The access point will select which channel to use on an infrastructure network To connect to a wireless network To disconnect from a wireless network Using the Bluetooth Functionality To connect to a Bluetooth device Notes on using the Bluetooth functionality Bluetooth Security Communicating with Another Bluetooth Device To communicate with another Bluetooth device To see the help file To connect the headset with your computer To disconnect the headset from your computer Using Peripheral Devices Connecting a Port Replicator To attach your computer to the port replicator n 73 N 6Turn on the computer To disconnect your computer from the port replicator Connecting External Speakers To connect external speakers Connecting an External Display To connect a computer display To connect a multimedia computer display To connect a projector Selecting Display Modes To select a display Using the Multiple Monitors Function To select the Multiple Monitors mode Connecting an External Microphone To connect an external microphone Connecting a Universal Serial Bus (USB) Device To connect a USB mouse To connect a USB floppy disk drive To disconnect a USB floppy disk drive Connecting a Printer To connect a printer using the USB port Connecting an i.LINK Device To connect a digital video camcorder Connecting to a Network (LAN) Customizing Your VAIO Computer Setting the Password To add the power-onpassword (machine password) To add the power-onpassword (user password) To change or remove the power-onpassword (machine password) To change or remove the power-onpassword (user password) n 96 N Adding the Hard Disk Password To add the hard disk password To change the hard disk password To remove the hard disk password To add the Windows password To change the Windows password To remove the Windows password Using Fingerprint Authentication Precautions on Using Fingerprint Authentication Page To enroll a fingerprint 6Click Next The Password window appears Enter the Windows password and click Enrollment Hints Run interactive tutorial Enrollment To add or edit fingerprints To scan a fingerprint To log onto Windows To enable the Power-onSecurity feature To log onto the system using the Power-onSecurity feature To exclude fingerprints from authentication with the Power-onSecurity feature To add an entry to the password bank To access a password-protectedWeb site To export an entry To import an entry To create a new encrypted archive to include a file or folder To add a file or folder to the existing encrypted archive To unlock the encrypted archive To lock the encrypted archive To assign an application to your finger To change an application assignment to your finger To remove an application assignment to your finger Using Fingerprint Authentication with the TPM Before enabling the TPM Initializing the TPM . The window closes and reappears 3Click Settings and System Settings The Protector Suite Settings window appears 4Click Reinitialize TPM on the TPM tab Customizing the TPM settings The Enrollment window appears The Advanced Security window appears 7Select the Enable Advanced Security for the current user check box check box Logging onto Windows Wait until a message TPM Cryptography in progress 3Enter the PIN if you set it. Windows launches To erase the enrolled fingerprints Using Trusted Platform Module (TPM) Run automatic backup now Important Notice Browse <userfolder>\Documents\Security Platform Page To enable the TPM Installing the Infineon TPM Professional Package C:\Infineon\Readme C:\Infineon\setup.exe To install this package, you must have administrator rights on the computer Initializing and configuring the TPM Setting Up Your Computer with VAIO Central To use VAIO Central Using the Power Saving Modes To activate Sleep mode To return to Normal mode To change the Sleep mode settings To activate Hibernate mode Page Managing Power with VAIO Power Management To activate VAIO Power Management To restore the default settings To activate a VAIO Power Management power scheme To start VAIO Power Management Viewer To change the power scheme To view performance with the power scheme modified with VAIO Power Management Changing the Performance Setting To change the performance setting Protecting the Hard Disk To activate VAIO HDD Protection Upgrading Your VAIO Computer Adding and Removing Memory Page To change or add a memory module Page 9Replace the memory module compartment cover 10Tighten the screw on the bottom of the computer 11Reinstall the battery pack and turn on the computer To view the amount of memory Precautions On Handling the LCD Screen On Using the Power Source On Handling Your Computer Page On Handling Floppy Disks On Handling Discs On Using the Battery Pack On Using Headphones On Handling Memory Stick Media On Handling the Hard Disk To avoid damaging your hard disk Troubleshooting Page Computer What should I do if a BIOS error appears when I turn on my computer System Time What should I do if my computer or software stops responding Alt If your computer does not turn off, press the Ctrl Shut down To restore your computer to normal operating stability Enter Onetime Password System Disabled Num Lk Caps Lock What should I do if my game software does not work or it keeps crashing What should I do if I cannot remember the BIOS password Why does it take time before my computer starts VAIO Original Screen Saver F11 System Security To download and install the latest security update Battery Should I be concerned that the installed battery pack is warm Can my computer enter Hibernate mode while using battery power Using Hibernate Mode (page 138) Internet Why is my modem connection slow Networking What should I do if I cannot access the Internet Why is the data transfer speed slow How do I avoid data transfer interruptions What are channels Why does the network connection stop when I change the encryption key Bluetooth Technology What should I do if other Bluetooth devices cannot connect to my computer Standard Low Default level Why is my Bluetooth connection slow Why does the message requesting authentication appear Why can't I connect to service supported by the target Bluetooth device Can I use a device with Bluetooth technology on airplanes Why can't I connect to a Bluetooth device in Personal Area Network User mode Why can't I use the Bluetooth utility software when I switch a user Log Off Optical Discs What should I do if I cannot play a disc properly on my computer Ctrl+Alt+Delete Open Volume Mixer 2Click System and Maintenance System Driver Driver Details What should I do if I cannot write data to CD media What should I do if I cannot write data to DVD media Display Why doesn't my screen display a video To change the screen resolution, follow these steps: 1 Right-clickthe desktop and select Personalize from the shortcut menu 2 Click Display Settings Resolution What should I do if the external display stays blank How do I run Windows Aero 2Click Customize colors under Appearance and Personalization 4Select Windows Aero from the Color scheme options on the Appearance tab Printing Microphone Mouse Speakers Touch Pad Keyboard Floppy Disks PC Cards Why doesn't my computer recognize attached devices Why can't I insert my PC Card Audio/Video Memory Stick Media Peripherals Support Options Sony Support Information Customer Information Center Page Program Support Information America Online® (Dial-Up) AOL® Music Now AOL® Explorer AOL® Toolbar AOL® Instant Messenger™ Ask Search Assistant Program Support Information (page 206) Ask Toolbar Click to DVD® software DVgate Plus™ software InstantOn Microsoft Corp Web site http://support.microsoft.com 60-DayTrial Version of Microsoft® Office Microsoft® Internet Explorer, Movie Maker, Media Player, Works MobiTV® Netscape® Browser Norton Internet Security™ PenPlus for VAIO® PC Protector Suite QL Quickbooks Free Starter Edition Roxio® Easy Media Creator® 9 Suite SmartWi™ Connection Utility SonicStage® software SonicStage Mastering Studio™ software System Mechanic® Trend Micro™ Anti-Spyware Ulead BD DiscRecorder for VAIO® computers VAIO® Action Setup VAIO® Camera Capture Utility VAIO® Camera Utility VAIO® Central VAIO® Diagnostic VAIO® Edit Component VAIO® HDD Protection VAIO Media™ software VAIO® Security Center VAIO® Touch Launcher VAIO® Update WinDVD® software for VAIO® computers Xdrive™ Zoom Utility