Sony PCG-NV170 User Manual download pdf (Page 172)

Troubleshooting Audio

My speakers have no sound.



If the built-in speakers are turned off, press Fn+F3 or use the center Jog Dial Control to turn on the speakers.



If the speaker volume is turned to the minimum, press Fn+F4, and then press Up Arrow or Right Arrow keys to

increase the volume. You can also use the center Jog Dial Control to adjust the volume.



If nothing is displayed when you press Fn+F3 or Fn+F4, follow these steps:

Right-click the Volume icon on the taskbar, and select Adjust Audio Properties.

Select the Audio tab, and click Advanced in the Sound Playback box. The Advanced Audio Properties

dialog box appears.

Make sure the Speakers tab is open and the correct speaker setup is selected in the Speaker Setup box.



Check the volume controls in the Windows

taskbar.

Right-click the Volume icon on the taskbar, and select Open Volume Control. The Volume Control dialog

box appears.

Make sure the mute check boxes are not selected. If they are selected, click the check box to cancel the

selection.

Close the Volume Control dialog box.



Make sure the CD audio enable is turned on

Click Start on the Windows

taskbar, and then Control Panel.

Click Performance and Maintenance, and then System. The System Properties dialog box appears.

Select the Hardware tab, and then click Device Manager. The Device Manager dialog box appears, listing

your computer hardware devices.

Double-click DVD/CD-ROM drives.

Double-click the listed drive name.

Click the Properties tab.

If the "Enable digital CD audio for this CD-ROM device," check box is not selected, click it to turn it on.



If your computer is powered by batteries, make sure the battery packs are properly inserted and are charged.



If you are using an application that has its own volume control, verify the volume is turned up.



If you connect external speakers:

Make sure the speakers are properly connected and the volume is turned up loud enough to hear sound.

If the speakers have a mute button, make sure the button is off.

If the speakers are powered by batteries, make sure the batteries are inserted properly and are charged.



If you have connected an audio cable to the Headphone jack, disconnect the cable.



If you are still experiencing problems, use the Application Recovery CD(s) to reinstall the drivers. See To use the

Application Recovery CD(s) for more information.

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