43
TROUBLESHOOTING
Problem
Possible Cause
Action to Solve
Problem
Radio will not turn
on (no lights,
no sound)
12 volt Batt+ wire is not
connected or is receiving
incorrect voltage
Check all connections for
proper voltage with a volt
meter. Voltage range:
12-15 volts
Check the +12 volt
accessory wire
connection
+12 volt accessory wire is
not connected or receiving
incorrect voltage
Ground wire
not connected
Check the ground connection
Fuse on Batt+ is blown
Replace the blown fuse
No sound heard
from unit but unit
lights up
Volume may be turned all
the way down or muted
Turn the volume up or unmute
Internal amp is in
protection mode
Check the speaker leads
for any grounded or
shorted wires
Wrong source mode selected Make sure the unit is in the
desired source mode
(
RADIO
,
AUX 1
,
AUX 2
,
USB 1
,
USB 2
,
BT AUDIO
)
Unit blows fuses
Possible short in wiring
Incorrect fuse used. Make sure
only fuses with correct 15 amp
ratings are used and check all
wiring connections for
possible short
Battery is hooked up
backwards
Make sure the battery
is properly connected
USB Error
Invalid media / device type
Please review page 39 for
which formats and devices
are acceptable for playback
System Reset
To restore/reset the unit to factory defaults, remove all power from
the unit, wait 5 minutes and then reconnect power.