Sirius Satellite Radio SPORTSTER 5 User Manual page 45

9 The audio level output of the Sportster 5 can be increased or
decreased as necessary to match the audio levels of other sources
in your vehicle . Refer to "Audio Level" on page 116 .
If the signal reception is good, but there is no audio when tuned to channel
184, be sure the vehicle's stereo system is set to the correct source, i .e .,
auxiliary input source (step 7) . Also be sure that the audio level is set
high enough to be heard (step 9) . Refer to "Troubleshooting" on page 130 for
additional help .
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