Sony VGC-RA920G Laptop User Manual


 
65
Troubleshooting
This section describes how to resolve common start up problems.
My computer does not start.
Verify that the computer is plugged into a power source and that it is turned
on. Check that the power indicator is lit on the front panel of the computer.
Confirm that a disk is not in the floppy disk drive
*
(unless you are using a
bootable floppy disk).
Confirm that a CD or DVD is not in an optical drive (unless you are using
bootable media).
Confirm that the power cord and all cables are connected firmly.
If you plugged the computer into a power strip or Uninterruptible Power
Supply (UPS), make sure the power strip or UPS is turned on and working.
Verify that the monitor is plugged into a power source and turned on.
If your computer has a built-in monitor, confirm that it is plugged into an
appropriate power source and that the computer is turned on.
Verify that the brightness or contrast control dials are adjusted correctly. (See
the manual supplied with your display for details.)
Confirm that the computer is not in Stand by mode by pressing any key on
the keyboard.
What can I do if my computer or software stop responding?
You can try to locate and close the software program that has stopped responding.
1 Press the Ctrl+Alt+Delete keys. The Windows Task Manager window
appears.
2 From the Applications tab, locate the software program that has the status
message, “Not responding.”
3 Select the software program that has a Not Responding status and click End
Task. Windows attempts to close the program.
* Certain VAIO computers are not equipped with a floppy disk drive. You can purchase this
equipment separately.