117
Troubleshooting
What should I do if the message "Operating system not found" appears when my
computer starts, and why won't Windows start?
❑
Make sure the computer does not have a "non-bootable" CD or DVD in the optical disc drive (if applicable).
❑
If a non-bootable media is in the drive:
1
Remove the media.
2
Restart the computer and confirm that the Microsoft Windows operating system starts properly.
❑
If the Windows operating system still does not start, follow these steps to initialize the BIOS:
1
If there is a CD or DVD in the optical disc drive, remove it.
2
Turn off the computer.
3
Remove any peripheral devices connected to the computer.
4
Restart the computer.
5
Press the
F2
key when the VAIO logo appears.
The BIOS setup screen appears.
6
Press the
,
key to select the
Exit
menu.
7
Press the
m
key to select
Load Setup Defaults
.
8
Press the
Enter
key.
The
Load Setup Defaults
window appears.
9
Select
OK
, and press the
Enter
key.
10
Select
Exit (Save Changes)
, and press the
Enter
key.
The
Save configuration changes and exit now?
window appears.
11
Select
OK
, and press the
Enter
key.
The computer restarts.
