Muting the XM audio without muting the turn by turn directions

The XM audio can be muted without muting the turn by turn directions. To do this, please follow these steps:

1. Power On the device
2. Press the Menu button twice to access the Main Menu
3. Highlight the XM tab on the left side of the screen
4. Press the Menu button
5. Highlight the option for Mute Audio Output and press the Enter button

Now the Guidance will still output through the speaker or headphones, but the XM audio will be muted.