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I cannot hear caller.

Listening volume is too low. Press the volume up button on the
headset.
The USB headset is not set as the default audio device. Use the
audio settings in your sound control panel/preferences to select
your headset as the default audio device.
For Windows XP systems

• Go to Control Panel > Sounds and Audio Devices > Audio tab.

• Select your headset as the "Sound playback" default device.

For Windows Vista and Windows 7 systems

• Go to Control Panel > Sound > Output tab.

• Highlight the headset, select the Set Default > Default

Communications Device from the drop-down list and click OK.

For Mac OS X

• Choose Apple menu > System Preferences > Sound > Output tab.

• Select your headset in the "Select a device for sound output"

window.

Callers cannot hear me.

Headset is muted. Press the mute button to unmute the
microphone.
Headset microphone boom aligned incorrectly. Align the headset
boom with your mouth.
The USB headset is not set as the default Voice device. Use the
audio settings in your sound control panel/preferences to
change the input device.
For Windows XP systems

• Go to Control Panel > Sounds and Audio Devices > Audio tab.

• Select your headset as the "Sound recording" default device.

For Windows Vista and Windows 7 systems

• Go to Control Panel > Sound > Recording tab.

• Highlight the headset, select the Set Default button and click OK.

For Mac OS X

• Choose Apple menu > System Preferences > Sound > Input tab.

• Select your headset in the "Select a device for sound input"

window

The sound in the headset is
distorted.
I can hear an echo in the headset.

Lower the listen volume on your softphone until the distortion
disappears.
Adjust volume on headset.

The other headset I was using to
listen to music does not work any
more.

The USB headset will set itself as the default audio device in
Windows. Use the audio settings in your sound control panel/
preferences to change the audio device.
For Windows XP systems

• Go to Control Panel > Sounds and Audio Devices > Audio tab.

• Under “Sound Playback”, change the default setting from your

headset to your device choice.

Troubleshooting

Headset

10

Summary of Contents for Blackwire 310

Page 1: ...Blackwire C310 C320 USB Corded Headset User Guide...

Page 2: ...ition the Boom 6 Adjust the Boom 6 Installing the Software 7 Download and Install Software 7 Software Location on Your Computer 7 Plantronics Update Manager 7 Softphone Compatibility 7 Media Player Pr...

Page 3: ...Minimum 1 GHz Pentium processor or equivalent Recommended RAM 96 MB Minimum 256 MB Recommended Hard Disk 280 MB Minimum 500 MB or more Recommended Microsoft Windows XP Service Pack 3 SP3 or later Rec...

Page 4: ...Blackwire C310 Blackwire C320 What s in the Box 4...

Page 5: ...olid green Volume up button Increases the listening volume Volume down button Decreases the listening volume Mute Unmute button Mutes unmutse the headset microphone Solid red when muted Plantronics so...

Page 6: ...eadset can be worn on the left or right side Rotate the boom to align with your mouth CAUTION To avoid breaking the boom only rotate it up and over 180 Gently bend the boom in or out so it is approxim...

Page 7: ...are updates are available Check for Updates Manually Check for available software and firmware updates at any time by clicking on the Check For Updates Now button Install Updates If new updates are av...

Page 8: ...le softphone press the headset call button first and then answer end place the call using the softphone application Visit plantronics com software for more information 1 Incoming Calls Press the answe...

Page 9: ...sound control panel preferences For Windows XP systems Go to Control Panel Sounds and Audio Devices Audio tab For Windows Vista and Windows 7 systems Go to Control Panel Sound Recording tab For Mac OS...

Page 10: ...default Voice device Use the audio settings in your sound control panel preferences to change the input device For Windows XP systems Go to Control Panel Sounds and Audio Devices Audio tab Select you...

Page 11: ...or hibernation the USB headset no longer is powered on Be sure your PC is in an active state My headset doesn t work with my computer softphone The headset call answer end button doesn t respond Check...

Page 12: ...ks or registered trademarks of Plantronics Inc All other trademarks are the property of their respective owners Apple iTunes and Mac are trademarks of Apple Inc registered in the U S and other countri...

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