Kicker 2003 KX3 Owner's Manual

Music  is  not  loud  enough  with  heaad  unit  turned  up::

-Output Level controls set incorrectly

-Gain controls on amplifiers set incorrectly

See Adjustments and Controls section

Music  gets  loud  and  distorted  with  the  heaad  unit  turned  up  paart  waay::

-Output Level controls set incorrectly

-Gain controls on amplifiers set incorrectly

See Adjustments and Controls section

Midraange  speaakers  pop  with  loud  paassaages::

-HI-Pass frequency control set too low

See Adjustments and Controls section

-Too much power available at high frequency amplifier

Reduce gain setting on high frequency amplifier

One  chaannel  does  not  operaate::

-Check the head unit balance control first

If problem stays on the same side, proceed on

-Swap left and right connections at head unit   

If problem trades sides in the vehicle, then the head unit is 

defective

If problem stays on the same side, proceed on

-Swap left and right connections at the input to the KX3

If problem trades sides in the vehicle, then the RCA cable is 

defective between the head unit and the KX3

If problem stays on the same side, proceed on

-Swap left and right High Pass RCAs at output of KX3

If problem trades sides in the vehicle, then the KX3 is defective

If problem stays on the same side, proceed on

-Swap left and right High Pass RCAs at the amplifier input

If problem trades sides in vehicle, then the RCA cable between 

the KX3 and the amplifier is defective

If problem stays on the same side, proceed on

-Swap left and right speaker connections at output of high pass 

amplifier

If problem trades sides in the vehicle, then the amplifier is 

defective

If the problem stays on the same side, then the speaker or 

speaker wiring is defective

Green  power  indicaator  LED not  on,, no  sound::

-Check the CONSTANT and REMOTE (Switched) wiring connections

-Check the GROUND wiring for good connections.