2010 Nissan Altima Owner's Manual - Page 218

This vehicle has Speed Sensitive Volume (SSV) for audio. The audio volume changes as the driving speed changes. AUDIO control knob (Bass, Treble, Balance and Fade): Press the AUDIO control knob to change the mode as follows: Bass → Treble → Balance → Fade To adjust Bass, Treble, Balance and Fade, press the AUDIO control knob until the desired mode appears in the display. Turn the tuning knob to adjust Bass and Treble to the desired level. You can also use the tuning knob to adjust Fade and Balance modes. Fade adjusts the sound level between the front and rear speakers and Balance adjusts the sound between the right and left speakers. Once you have adjusted the sound quality to the desired level, press the AUDIO control knob repeatedly until the radio or CD display reappears. If the control knob is not pressed for approximately 10 seconds, the radio or CD display will automatically reappear. LHA1236 LHA1256 Speed Sensitive Volume (SSV): To change the SSV mode from OFF to 5, press the SETTING button. Select the "Audio" key to display the audio settings screen. Select the "-" key or "+" key to change the SSV level. While in this screen you can also adjust the other audio settings by selecting the corresponding key. Once you have adjusted the sound quality to the desired level, select the "Back" key. Monitor, climate, audio, phone and voice recognition systems 4-55