Sony
Notebook U
s
er Guide
Getting help
89
About sound
My speakers are not producing sound
❑
The built-in speakers may be turned off. Press
<Fn>
+
<F3>
to turn on the speakers.
❑
The speaker volume may be turned to the minimum. Press
<Fn>
and then press
<F4>
repeatedly to
increase the volume. Press
<Fn>
+
<Shift>
simultaneously and then press
<F4>
repeatedly to decrease the
volume.
❑
If your computer is powered by battery, check that the battery is inserted properly and that it is charged.
❑
If you are using an application that has its own volume control, check that the volume is turned up.
❑
Check the volume controls in Windows
®
.
❑
If you use external speakers, check that the speakers are properly connected and the volume is turned
up. If the speakers have a mute button, make sure it is off. If batteries power the speakers, check that
the batteries are inserted properly and that they are charged.
❑
If you have connected an audio cable to the headphone connector, disconnect the cable.
