15A d v a n c e d F e a t u r e sNote: If you are traveling long distances, youmay need to repeat this procedure periodicallyif you hear interference from local FM stations.This is due to the differences in the strengthof FM stations being broadcast in theseareas, and not to any problems associatedwith your SKYFi2.In the rare situation that you cannotfind an acceptable open FM frequency,consult a professional audio installer.You may improve the audio qualityby using the Delphi FM Direct Adaptor(SA10112), sold separately.Adjusting the Audio LevelThe factory default setting shouldwork well in most situations.However, if you hear distortion, youshould decrease the audio level. If theXM audio level is too low comparedto other sources such as CD, cassette,or other FM stations, you may want toincrease the audio level.1. Press the “menu” button.2. Use the scroll wheel (or remote) toselect “Audio Level.” Press the“XM” button to confirm.3. Use the scroll wheel (or remote) toselect the desired level. Press the“XM” button to confirm selection.4. Press the “menu” button to returnto the main menu and then againto return to normal operation.Note: This is not a volume control. Thisfeature should be used to better match theSKYFi2 audio level with the other audiosources in the receiver. Set the volumeusing the audio system or FM radioconnected to your SKYFi2.