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Troubleshooting >
Computer
❑
Disconnect all connected USB devices (if any), and then restart your computer.
Except IRX-4860_BGN
❑
Remove any extra memory modules you may have installed since purchase, and then restart your computer.
Except IRX-4860_END
❑
If your computer is plugged into a power strip or an uninterruptible power supply (UPS), make sure the power strip or UPS
is plugged into a power source and turned on.
❑
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 manual that came with your display for more information.
❑
Unplug the AC adapter and remove the battery pack. Wait three to five minutes. Reinstall the battery pack, plug the AC
adapter, and then 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.
❑
Check that you are using the supplied Sony AC adapter. For your safety, use only the genuine Sony rechargeable battery
pack and AC adapter, which are supplied by Sony for your VAIO computer.
What should I do if the green power indicator light turns on but my screen remains blank?
❑
Press the
Alt
+
F4
keys several times to close the application window. An application error may have occurred.
❑
If the
Alt
+
F4
keys do not work, click
Start
, the arrow next to the
Shut down
button, and
Restart
to restart your computer.
❑
If your computer does not restart, press the
Ctrl
+
Alt
+
Delete
keys and click the arrow
next to the
Shut down
button and
Restart
.
If the
Windows Security
window appears, click
Restart
.
❑
If this procedure does not work, press and hold the power button for more than four seconds to shut down your computer.
Unplug the AC adapter and leave the computer for about five minutes. Then plug the AC adapter and turn on the computer
again.