Mac OS X 10.2: Audio Balance Unexpectedly Drifts

In some cases the audio balance may unexpectedly drift towards the left or right channel. This can happen if you rapidly press the volume up or down keys while the computer's microprocessor is under heavy load.
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Symptom

The audio balance unexpectedly drifts to the left or right.

Solution

Use the Sound preference pane to restore audio balance.
    1. Choose Apple Menu > System Preferences.
    2. Choose View > Sound.
    3. Drag the audio balance slider to the desired position.

Published Date: Feb 17, 2012