Troubleshooting Your Computer
This section describes how to solve some basic problems you may encounter when using your computer. For more troubleshooting topics refer to the VAIO® Computer User Guide. Many problems have simple solutions, so refer to these sources before you contact Sony Computing Support (http://www.sony.com/pcsupport).
What do I do if my computer won’t start?
❑Make sure the computer is securely plugged into a power source and turned on. Make sure the power indicator shows the power is on.
❑Make sure the battery is inserted properly and charged.
❑Make sure the floppy disk drive (if applicable) is empty.
❑If the computer is plugged into a power strip or uninterruptible power supply (UPS), make sure the power strip or UPS is turned on and working.
❑If you are using an external display, make sure it is plugged into a power source and turned on. Make sure the brightness and contrast controls are adjusted correctly. See the guide that came with your display for details.
❑Disconnect the AC adapter and remove the battery. Wait one minute. Reattach the AC adapter and reinsert the battery. Turn on the power.
❑Condensation may cause the computer to malfunction. If this occurs, do not use the computer for at least one hour.
What do I do if a BIOS error appears when my computer starts?
If the message “Press <F1> to resume, <F2> to setup” appears at the bottom of the screen, follow these steps:
1Press the F2 key. The BIOS Setup menu appears.
2Set the date (month/day/year). Press Enter.
3Press the Down Arrow key 
to select System Time, and then set the time (hour: minute: second). Press Enter.
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