11
JMS4
TROUBLESHOOTING
Problem Solution
No power
No AM/FM Reception
No sound
If the power supply is connected to the vehicle accessory circuits but the engine is not on , switch
the ignition key to “ACC”.
Fuse may be blown. Replace with 15 AMP ATO fuse.
Antenna cable not connected; insert antenna cable firmly.
Check volume level; increase volume if necessary.
Check power; make sure device is on.
Check power; make sure device is on.
Check device; press the play/pause button to ensure unit is not in Pause mode.
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