If you have not yet installed the latest updates, install them with the above software. To download and install the updates on the computer, the computer must be connected to the Internet. For information on how to connect the computer to the Internet, see Using the Internet (page 53). 111nNTroubleshooting 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 contacting VAIO-Link. . Computer (page 112) . System Security (page 119) . Battery (page 120) . Internet (page 122) . Networking (page 124) . Optical Discs (page 127) . Display (page 131) . Printing (page 135) . Microphone (page 136) . Mouse (page 137) . Speakers (page 138) . Touch Pad (page 139) . Keyboard (page 140) . Floppy Disks (page 141) . Audio/Video (page 142) . Memory Stick Media (page 143) . Peripherals (page 144) 112nNTroubleshooting Computer What should I do if my computer does not start? . Make sure your computer is securely plugged into a power source and turned on. Make sure the power indicator shows the power is on. . Make sure the battery pack is installed properly and charged. . Make sure the floppy disk drive (if applicable) is empty. . If your computer is plugged into a power strip or an uninterruptible power supply (UPS), make sure the power strip or UPS is plugged into a power source and turned on. . If you are using an external display, make sure it is plugged into a power source and turned on. Make sure the brightness and contrast controls are adjusted correctly. See the manual that came with your display for more information. . Disconnect the AC adapter and remove the battery pack. Wait three to five minutes. Reinstall the battery pack, reconnect the AC adapter, and then press the power button to turn on your computer. . Condensation may cause your computer to malfunction. If this occurs, do not use the computer for at least one hour. . Remove any extra memory modules you may have installed since purchase. . Check that you are using the supplied Sony AC adapter. For your safety, use only the genuine Sony rechargeable battery pack and AC adapter, which are supplied by Sony for your VAIO computer. 113nNTroubleshooting What should I do if a BIOS error appears when I turn on my computer? If the message "Press to resume, to setup" appears at the bottom of the screen, follow these steps: 1 Press the F2 key. The BIOS setup screen appears. If not, restart the computer and press the F2 key several times when the VAIO logo appears. 2 Set the date (month/day/year). Press the Enter key. 3 Press the m key to select System Time, and then set the time (hour: minute: second). Press the Enter key. 4 Press the , key to select the Exit tab, and then press the F9 key. At the confirmation prompt, press the Enter key. 5 Select Exit Setup, and press the Enter key. At the confirmation prompt, press the Enter key. Your computer restarts. If this occurs frequently, contact VAIO-Link. What should I do if the power indicator (Green) lights but my screen remains blank? Follow these steps: 1 Press and hold the power button for more than four seconds to check that the power indicator goes out. Then turn on your computer again. 2 If your computer screen still remains blank, unplug the AC adapter, remove the battery pack, and leave the computer for about a minute. Then reinstall the battery pack, plug in the AC adapter, and turn on the computer again. 114nNTroubleshooting What should I do if my computer or software stops responding? . If your computer stops responding while a software application is running, press the Alt+F4 keys to close the application window. . If the Alt+F4 keys do not work, click Start, the arrow next to the Lock button, and Shut Down to turn off your computer. . If your computer does not turn off, press the Ctrl+Alt+Delete keys and click the arrow next to the Shut down button and Shut Down. If the Windows Security window appears, click Shut Down. ! Turning off your computer with the Ctrl+Alt+Delete keys or the power button may cause loss of unsaved data. . If your computer still does not turn off, press and hold the power button until the computer turns off. . Remove the AC adapter and battery pack. . Try reinstalling the software. . Contact the software publisher or designated provider for technical support. 115nNTroubleshooting Why doesn't my computer enter Sleep or Hibernate mode? Your computer may become unstable if the operating mode is changed before the computer completely enters Sleep or Hibernate mode. To restore your computer to normal operating stability 1 Close all open programs. 2 Click Start, the arrow next to the Lock button, and Restart. 3 If your computer does not restart, press the Ctrl+Alt+Delete keys and click the arrow next to the Shut down button and Restart. 4 If this procedure does not work, press and hold the power button until the computer turns off. ! Turning off your comp...