21
TROUBLESHOOTING
Problem
Possible Cause
Action to Solve
Problem
Radio will not turn
on (no lights,
no sound)
12 volt Batt+ wire
not connected
or incorrect voltage
Check all connections for
proper voltage with a volt
meter. Voltage range:
12-15 volts
Check +12 volt
accessory wire
connection
+12 volt accessory wire not
connected or incorrect
voltage
Ground wire
not connected
Check ground
connection
Fuse on Batt+ is blown
Replace blown fuse
No sound heard
from unit but unit
lights up
Volume turned
all the way down
Increase radio volume
Internal amp in
protection mode
Check speaker leads
for any grounded or
shorted wires
Wrong source mode selected Make sure the unit is in
the desired source mode
(
RADIO
,
AUX
)
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 hooked up
backwards
Make sure battery is properly
connected
System Reset
To restore/reset the unit to factory defaults, remove all power from
the unit, wait 5 minutes and then reconnect power.
