Sirius XM RAdio Starmate 8 Quick Start Manual page 105

If this happens:
The demo is playing
Try this:
Your Magnetic Mount Antenna is not connected
or you are not receiving the signal. Check that
the antenna is connected properly and is not
obstructed.
Press and hold the Select button for 10 seconds to
exit Demo Mode.
You can disable Demo Mode. Refer to "Demo Mode"
on page 93.
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