Sony VGC-LM1E User Manual

10

Follow these steps:

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.

If your computer screen still stays 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.

❑ 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.

❑ This symptom could be due to the battery pack not being installed 

properly. To resolve this symptom, turn off your computer and remove the 
battery pack. Then install the battery pack to the computer again. For 
details, see the on-screen User Guide.

❑ If the symptom persists after performing the above, it means the installed 

battery pack is not compatible. Remove the battery pack and contact 
VAIO-Link.