2011 Buick LaCrosse Owner's Manual - Page 190

7-10 Infotainment System DSP (Digital Signal Processing) Settings For vehicles with DSP, it is used to provide a choice of different listening experiences. The DSP settings for the Radio with CD are: . Adjusting the EQ (Equalizer) For vehicles with an equalizer: The DSP settings for the Radio with CD/DVD and MEM are: . 1. Press the TONE button. 2. Select EQ. 3. Select the setting. Press the 0 BACK button to go back to the Tone Settings menu. . normal ‐ Select this setting to adjust the audio for stereo mode. This provides the best sound quality for the driver seat first, with the front passenger second. hk surround ‐ Select to enable hk surround. This produces a true 6.1 matrix surround from any two channel digital source. This feature is not available in AM/FM radio mode. 2.0 normal ‐ Select this setting to adjust the audio for stereo mode. This provides the best sound quality for the driver seat first, with the front passenger second. hk surround ‐ Select to enable hk surround. This produces a true 6.1 matrix surround from any two channel digital source. This feature is not available in AM/FM radio mode. . To adjust the DSP settings: 1. Press the TONE button. 2. Select DSP. 3. Select the setting. Press the 0 BACK button to go back to the Tone Settings menu.