3J usb-p4v Betriebsanweisung

I am not able to hear any sound through the earphone? 

Please execute the “Control Panel->Sound and Video (

) 

->Audio”, set Sound Playback and Sound Recording’s 

preference device to your sound card. See below: 

 

I can’t play music through the USB Video Phone? 

Please execute the “Control Panel->Sound and Video (

) 

->Audio”, set Sound Playback and Sound Recording’s 

preference device to “USB Audio Device”. 

The voice is played from the PC’s sound card instead of the 

USB Video Phone when I make/answer a call? 

Execute “Tools->Options->Sound Devices” to open the 

window as below: 

 

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