- No sound is output from the speakers of the VAIO computer.
- No sound is output from the external speaker or earphone.
- No sound is output from the speakers of the external monitor.
Please refer to the steps below to troubleshoot the issue.
■ Restore BIOS to default settings
■ Confirm if there is sound from the VAIO computer when connected with an external earphone or speaker
■ Confirm the power, volume and connection
■ Confirm the volume settings and drivers on the VAIO computer
■ Confirm whether the VAIO computer can play default Windows sounds
■ Confirm whether audio drivers can work properly
■ Reinstall drivers
■ Perform system recovery
|Restore BIOS to default settings
Restore BIOS to default settings.
|Confirm if there is sound from the VAIO computer when connected with an external earphone or speaker
Confirm if there is sound from the VAIO computer after connecting a earphone or speaker to the earphone port on the computer (Stereo mini-jack）or the sound output port.
If the sound cannot be played back through the connected earphone or the speaker, please proceed with the next steps to troubleshoot the issue.
|Confirm the power, volume and connection
The issue disappears after trying the above suggestions.
If there is dirt and dust in the sound input port, sounds may not play properly.
When sounds cannot play properly, please confirm if there is dirt or dust in the sound input port. If so, please clean the dirt or dust out of the port.
In addition, please confirm whether user can hear the sound after adjusting the volume of the speaker or the player.
If the symptom persists after performing the above steps, please proceed with the next steps.
If the symptom persists, please refer to the following information.
|Confirm whether the VAIO computer can playback Windows sounds
|the VAIO computer can playback Windows sounds
|the VAIO computer cannot playback Windows sounds
|The VAIO computer can playback Windows sounds
If the VAIO computer can playback Windows sounds, there is no issue with the hardware.
Please refer to the following information to check if there is any issue with the audio files that couldn't be played back,or if the setting to the program is incorrect.
|When the VAIO computer is able to playback Windows sounds
Please refer to the information below.
|Confirm whether audio drivers can work properly
Confirm if the audio drivers in Device Manager can work properly.
|Reinstall drivers program
Reinstall the sound drivers.
Please refer to the Related links below.
When third-party devices like audio are added onto the computer, please contact the device provider before adding these devices.
If the sympto, persists, please refer to the following information for further troubleshooting.
|Perform recovery installation
Install Windows (and its built-in programs) using disk or VAIO Recovery Program.
If recovery installation cannot resolve the issue, there is a problem with the VAIO notebook. Please bring the VAIO notebook to the local service center for further inspection.
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What to do when the VAIO computer resuming from hibernation or sleep mode, it makes no sound in Windows Vista?
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