Sony VGC-LS1 User Guide - Page 122
Computer, What should I do if my computer does not start?
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n 122 N Troubleshooting Computer What should I do if my computer does not start? ❑ Make sure your computer is securely plugged into a power source and turned on. Make sure the power indicator shows the power is on. ❑ Make sure the optical disc drive is empty. ❑ Make sure the brightness and contrast controls are adjusted correctly. ❑ Disconnect the AC adapter. Wait three to five minutes. Reattach the AC adapter and press the power button to turn on your computer. ❑ Condensation may cause your computer to malfunction. If this occurs, do not use the computer for at least one hour. ❑ Remove any extra memory modules you may have inserted since purchase. ❑ Check that you are using the supplied Sony AC adapter. For your safety, use only genuine Sony AC adapter, which is supplied by Sony for your VAIO computer. ❑ Make sure your computer is not in Standby mode by pressing the power button.