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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 computer with the power button may cause loss of unsaved data. What should I do if the battery indicator is flashing and my computer does not start? . This issue could be due to the battery pack not being installed properly. To resolve this issue, turn off your computer and remove the battery pack. Then install the battery pack to the computer again. For details, see Installing the Battery Pack (page 21). . If the issue persists after performing the above, it means the installed battery pack is not compatible. Remove the battery pack and contact VAIO-Link. 116nNTroubleshooting What should I do if a message window, notifying of incompatibility or improper installation of the battery pack, appears and my computer enters Hibernate mode? . This issue could be due to the battery pack not being installed properly. To resolve this issue, turn off your computer and remove the battery pack. Then install the battery pack to the computer again. For details, see Installing the Battery Pack (page 21). . If the issue persists after performing the above, it means the installed battery pack is not compatible. Remove the battery pack and contact VAIO-Link. Why does the System Properties window display a slower CPU speed than the maximum? This is normal. Because your computer's CPU utilizes a type of CPU speed controlling technology for power conservation purposes, System Properties may display the CPU's current speed instead of the maximum speed. What should I do if Windows does not start, showing a message, when I start my computer? If you enter a wrong power-on password three times consecutively, the Enter Onetime Password message appears. If you enter a wrong power-on password three times consecutively again, the System Disabled message appears and Windows will not start. Press and hold the power button for more than four seconds to check that the power indicator goes off. Wait for 10 or 15 seconds, then restart your computer and enter the correct password. When entering the password, check that the Num lock indicator and Caps lock indicator are off. If any are lit, press the Num Lk key or the Caps Lock key to turn off the indicator before entering the password. 117nNTroubleshooting What should I do if my game software does not work or it keeps crashing? . Check the Web site of the game if there are any patches or updates to download. . Make sure you have installed the latest video driver. . On some VAIO models, the graphics memory is shared with the system. The optimal graphic performance in this case is not guaranteed. What should I do if I cannot remember...
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Notebooks and Netbooks - VGN-NR21MR_S (1.21 mb)