Instruction manual

-14-
TROUBLESHOOTING
Symptom Possible Cause Check
No power
Power source not turned on
Connector loose
Amplifier 15A fuse blown
Loose connection at power
source
Is ignition switch in AUX or ON position?
Do you hear a “pop” when turned on?
Is power hooked up backwards? Positive
ground vehicle?
Is an external fuse or circuit breaker used?
Are the negative leads connected to a good
ground?
No siren
tone
High voltage protection
Bad speaker or speaker wiring
Input voltage must be less than 16 volts.
Check for a short or an open in the output.
Distorted
siren sound
Speaker assembly loose
Intermittent Aux. Input
connection
High vehicle voltage
Is the speaker bell or tip loose?
Is the Aux. Input used and wired properly?
Input voltage must be less than 16 volts.
Intermittent
siren tone
High voltage protection
Circuit breaker in supply
Bad Connection
Shorted speaker or speaker
wire
Is the vehicle voltage regulator working
properly?
Is a circuit breaker used with at least a 50A
rating?
Is the connector tight on the back of the unit?
Does the speaker have water damage, or is
a wire pinched?
Horn
function or
Manual
function
stuck on
Horn switch stuck
MAN push-button switch
stuck
Aux. Input improperly
connected
Aux. Horn Input Polarity
reversed
Does the horn switch return fully when
released?
Does the MAN push-button switch return
fully when released?
Is the AUX Input used and wired properly?
Is the Green horn wire wired for correct
polarity?
Wrong siren
tone
Two-Tone option jumper
installed
Aux. Horn Input Polarity
reversed
Is the TT jumper option properly configured?
Is the Green horn wire wired for correct
polarity?
Phaser not
working Phaser disabled Is the TD jumper option configured properly?