macintoshComputerModelName Sound Check button To stop sound check, click here. The built-in hardware of the macintoshComputerModelName cannot meter and play sound at the same time. If you try to play a sound at this time, you will not hear anything. Sound Check button To stop sound check, click here. soundInputDeviceName Sound Check button To check the sound input level and the play-through volume while not recording, click here. To configure device-specific features of the soundInputDeviceName sound input device, Option-click here. Sound Check button To check the sound input level and the play-through volume while not recording, click here. Recording in progress To stop recording, click the Stop button. Input level meter No sound input device is available. The meter is off. Input level meter The meter is on. To stop sound check, click the Sound Check button. Input level meter The meter is off. To start sound check, click the Sound Check button. Input level meter The meter is on. Recording is in progress. Input level meter