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18
Troubleshooting
Problem Possible Cause Possible Solution
Unit doesn’t turn on
Faulty fuse
Remove fuse and check with continuity meter. Replace if
necessary.
Poor connection integrity
Check “Ground” and “+12VDC” connections for pinched
wires; ensure tight connections.
No or low sound
from a specic zone
or all zones
Mute or Pause is on
Press
or press and hold
the
knob
from
the Audio Zone Levels screen
to verify that Mute is not
on.
Volume or zone level is turned down
or disabled
Check Audio Zone Levels screen or Audio Zone Setup
menu settings
Amps not
turning on
Poor connection integrity
Check “Amp Turn-On” connections for pinched wires;
ensure tight connections.
No or poor
tuner reception
Poor connection integrity
Check antenna cable for pinched wires; ensure tight
connections.
USB connection not
working/charging
Poor connection integrity
Check USB cable for pinched wires; ensure tight connec-
tions.
NMEA®, NMEA 2000® and the NMEA 2000 logo are registered trademarks of the National Marine Electronics Association.
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