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Versione 6 del 23/12/2009 16.06.46

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USB Microphone

Connect Microphone

Case ID: hmu-001

  1. Open gnome-terminal (Applications -> Accessories -> Terminal).

  2. In the terminal, run lsusb. Verify that no USB microphones are listed.

  3. Connect the microphone to the computer.

  4. In the terminal, run lsusb. Verify that the microphone is now listed.

Verification

  1. Verify that the microphone is detected by lsusb after being connected.

Test Recording

Case ID: hmu-002

  1. Open Sound Recorder (Applications -> Sound & Video -> Sound Recorder).

  2. In Sound Recorder, click File -> Open Volume Control to open the Volume Control window.

  3. In the Volume Control window, select the USB microphone from the Device dropdown. Ensure that its Recording volume is set to an appropriate level and is not muted.

  4. Select the appropriate connected playback device (sound card, headphones, etc.) from the Device dropdown. Ensure that the Playback volume is set to an appropriate level and not muted.

  5. In the Sound Recorder window, select the USB microphone in the Record from input dropdown.

  6. Click the Record button (the red circle).

  7. Talk briefly into the microphone.

  8. Click the Stop button (the gray square).

  9. Click the Play button (the right-facing triangle). Verify that your voice is played back and that no words have been dropped.

Verification

  1. Verify that sound is recorded through the microphone.

Disconnect Microphone

Case ID: hmu-003

  1. In the terminal, run lsusb. Verify that the USB microphone is listed.

  2. Disconnect the microphone.

  3. In the terminal, run lsusb. Verify that the microphone is no longer listed.

Verification

  1. Verify that the microphone is no longer detected by lsusb after being disconnected.

Reconnect Microphone

Case ID: hmu-004

  1. In the terminal, run lsusb. Verify that no USB microphone is listed.

  2. Connect the USB microphone to the computer.

  3. In the terminal, run lsusb. Verify that the microphone is now listed.

  4. In the Sound Recorder window, click the Record button. Speak briefly into the microphone. Click the Stop button when finished speaking.

  5. Click the Play button. Verify that your voice is played back and that no words have been dropped.

Verification

  1. Verify that the microphone is detected by lsusb after being reconnected.

  2. Verify that sound is recorded through the microphone.

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