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Sony VPCJ1 What should I do if my computer does not recognize my keyboard?

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Keyboard

What should I do if my computer does not recognize my keyboard?

❑When using a wireless keyboard:

❑Make sure the power switch on your wireless keyboard is in the ON position.

❑Make sure the supplied AA battery is properly installed.

❑The supplied AA battery may have run out of power. Replace the battery.

❑Your wireless keyboard may have been disconnected from the computer. See To connect the wireless keyboard

(page 32) to reconnect the keyboard.

❑When using a USB keyboard:

❑Make sure your USB keyboard is securely plugged into the port.

Contents

Main Contents Page Before Use How to find specifications Finding More about Your VAIO Computer 1. Printed Documentation 2. On-screen Documentation 3. Support Web Sites Ergonomic Considerations Page Getting Started Locating Controls and Ports Take a moment to identify the controls and ports shown on the following pages. Front Back Right Left About the Indicator Lights Setting Up Your Computer Connecting the Keyboard and the Mouse To connect the keyboard and the mouse Page To connect the AC adapter Page Shutting Down Your Computer Safely To shut down your computer Using the Power Saving Mode Using Sleep Mode To activate Sleep mode To return to Normal mode To change the Sleep mode settings Keeping Your Computer in Optimum Condition Updating Your Computer Using the VAIO Care To launch the VAIO Care Using Your VAIO Computer Using the Keyboard Using the Wireless Keyboard Page A B C D E Page Page To connect the wireless keyboard Page Using the USB Keyboard A B C D Page Using the Mouse Using the Wireless Mouse Page Using the Mouse To connect the wireless mouse Adjusting the Mouse Functions Using the Touch Screen Using the Touch Screen Gesture Description Page Displaying the On-screen Keyboard Notes on Using the Touch Screen Using the Built-in Camera To use the image capture software Page To insert a disc Using the Optical Disc Drive Supported Discs Using the Optical Disc Drive Notes on Using the Optical Disc Drive Notes on writing data to a disc Notes on playing discs Notes on region codes Page Playing Discs To play a disc Copying Files to Discs To copy files to a disc Using "Memory Stick" Before You Use "Memory Stick" Inserting and Removing "Memory Stick" To insert "Memory Stick" Page To remove "Memory Stick" Formatting "Memory Stick" To format "Memory Stick" Page Notes on Using "Memory Stick" Using Other Modules / Memory Cards Using the SD Memory Card Before you use the SD memory card To insert an SD memory card To remove an SD memory card Notes on Using Memory Cards General notes on using the memory card Notes on using the SD memory card Using the Internet Using the Network (LAN) Using the Wireless LAN Notes on Using the Wireless LAN Function General notes on using the wireless LAN function Note on the data encryption Starting Wireless LAN Communications To start wireless LAN communications Stopping Wireless LAN Communications To stop wireless LAN communications Using the Bluetooth Function Bluetooth Security Communicating with Another Bluetooth Device To communicate with another Bluetooth device Page Notes on Using the Bluetooth Function Page Page Connecting External Speakers or Headphones To connect external speakers Connecting an External Microphone To connect an external microphone Connecting a USB Device To connect a USB device Notes on connecting a USB device Connecting an i.LINK Device Notes on connecting i.LINK devices Connecting a Digital Video Camcorder To connect a digital video camcorder Page Setting the Password Setting the Power-on Password To add the power-on password (machine password) To add the power-on password (user password) To change or remove the power-on password (machine password) To change or remove the power-on password (user password) Setting the Windows Password To add the Windows password To change the Windows password To remove the Windows password Using Intel(R) VT To enable Intel VT Using the VAIO Control Center To use the VAIO Control Center Upgrading Your VAIO Computer Adding and Removing Memory Notes on adding/removing memory modules Page Removing and Installing a Memory Module To change or add a memory module Page Page Viewing the Amount of Memory To view the amount of memory Precautions Safety I nformatio n Computer Power Source Battery Cell Mouse Page Care and Maintenance Information Handling Your Computer Page Handling the LCD Screen/Touch Screen Using the Power Source Handling the Built-in Camera Page Handling "Memory Stick" Handling the Built-in Storage Device To avoid damaging your built-in storage device Troubleshooting Page Computer Operations What should I do if my computer does not start? What should I do if the green power indicator light turns on but my screen remains blank? What should I do if my computer or software stops responding? Why doesn't my computer enter Sleep mode? To restore your computer to normal mode What should I do if my game software does not work or it keeps crashing? Why doesn't my screen turn off after the automatic turn-off time has passed? How can I change the boot device order? System Update / Security How can I find important updates for my computer? How can I protect my computer against security threats, such as viruses? How do I keep my antivirus software updated? Recovery How can I create Recovery Media? How can I restore my computer system to its factory default settings? How can I reinstall the original software and drivers? How do I check the volume of the recovery area? Built-in Camera Networking (LAN/Wireless LAN) What should I do if my computer cannot connect to a wireless LAN access point? 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 find my computer? What should I do if I cannot find the Bluetooth device I want to communicate with? What should I do if other Bluetooth devices cannot connect to my computer? Why is my Bluetooth connection slow? Why can't I use the services supported by the connected Bluetooth device? Page What should I do if the Bluetooth icon is not displayed on the taskbar? Optical Discs Why does my computer freeze when I try to read a disc? What should I do if the drive tray does not open? What should I do if I cannot play a disc properly on my computer? Page Page Display Why did my screen go blank? What should I do if I do not see proper images or videos? Why doesn't my screen display a video? What should I do if my screen is dark? How do I run Windows Aero? Printing What should I do if I cannot print a document? Microphone What should I do if my microphone does not work? How can I prevent microphone feedback? Mouse What should I do if my computer does not recognize my mouse? What should I do if the pointer does not move when I use my mouse? Speakers What should I do if I do not hear sound from the built-in speakers? What should I do if my external speakers do not work? Touch Screen What should I do if the touch screen does not work? What should I do if I cannot tap on the exact spot that I intend on the touch screen? Keyboard What should I do if the keyboard configuration is wrong? What should I do if I cannot use the numeric keypad to enter numbers? What should I do if my computer does not recognize my keyboard? Floppy Disks What should I do if I cannot write data to a floppy disk? Audio/Video What should I do if I cannot use my digital video camcorder? How do I turn off the Windows startup sound? How do I change the sound output device? Page How do I turn off sound along with the LCD backlight using the DISPLAY OFF button? "Memory Stick" Peripherals What should I do if I cannot connect a USB device? Trademarks Page Notice