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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" floppy disk in the floppy disk drive (if applicable).

❑If a non-bootable floppy disk is in the drive:

1 Remove the floppy disk.

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 disk in the floppy disk 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 F9 key.

The message Load default configuration now? appears.

8 Select Yes, and press the Enter key.

9 Select Exit (Save Changes), and press the Enter key.

The message Save configuration changes and exit now? appears.

10 Select Yes, and press the Enter key. The computer restarts.