Troubleshooting Sound (Speaker) - Sony VGN-S4HP/B User Manual

Troubleshooting Sound (Speaker)

My speakers are not producing sound
The built-in speakers may be turned off. Press the Fn+F2 keys or the S1 button (default assignment) to turn on the speakers.
The speaker volume may be turned to the minimum. Press the Fn+F4 keys and then the M or , key, or keep pressing the
Fn+F4 keys to increase the volume.
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 headphones jack, disconnect the cable.
If your computer is powered by battery, check that the battery pack is properly installed and 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.
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Troubleshooting