CS Series 50.4
CONTROLS AND SETUP
SETTING THESETTING INPUT
CROSSOVER(S)SENSITIVITY
Determine your system plans and set 1. Initially turn the INPUT LEVEL control(s)
the crossover mode switch accordingly. to minimum (counter clockwise).
If your system design does not include 2. Reconnect the (�) negative lead to the
a subwoofer with the CS50.4, set thevehicleOs battery. Apply power to the
crossover mode to FLAT and skip toaudio system and play a dynamic music
OSetting Input Sensitivity.�track.
3. On the source unit, increase the volume
Initially set the crossover frequency control to 3/4 volume. Slowly increase
control midway. While listening to music,the INPUT LEVEL control(s) toward three
adjust the crossover for the least oOclock until you hear slight distortion
perceived distortion from the speakers,in the music. Then reduce the INPUT
allowing them to reproduce as much LEVEL slightly until distortion is no
bass as possible. longer heard.
Systems using a separate subwoofer setNOTE: After the source unit is on, blue
the crossover mode to HP (high pass) forLEDs (on the top panel) will light, indicating
your full-range speakers. Adjust thethe amplifier is on. If not, check the wiring,
crossover frequency to limit bass and especially the remote connection from the
provide increased system volume with source unit. Also refer to OTroubleshooting�
less distortion.guide below.
For subwoofers, choose the highest
frequency that removes vocal information
from the sound of the subwoofer.
If using the CS50.4 to drive a subwoofer(s),
set the crossover mode to LP (low pass).
TROUBLESHOOTING
SYMPTOMLIKELY CAUSESOLUTION
SYMPTOMLIKELY CAUSESOLUTIONNo audioVoltage less than 9V on Check vehicle
No audio No voltage at BATT+ Check voltages at(POWER BATT+ connectioncharging system
(POWER LEDsor REM terminals, amplifier terminalsLEDs flash)
are off)connectionor bad or no ground with VOMDC voltage on Amplifier may need
No audio Amplifier isMake sure amplifieramplifier output service; see enclosed
(POWERoverheatedcooling is not blockedwarranty card for
LEDs are on)at mounting location;service information
verify speaker-systemDistorted audioInput sensitivity is Check INPUT
impedance is within not set properly, orLEVEL setting; or
specified limitsamplifier or source check speaker wires
unit is defectivefor shorts or grounds
Voltage more than 16VCheck vehicleDistorted audioShort circuit in Remove speaker leads
or less than 8.5V oncharging systemand POWER speaker or wireone at a time to locate
BATT+ connectionLEDs flashshorted speaker or
wire, then repair
Music lacks Speakers are not Check speaker
Opunch�connected properlyconnections for
proper polarity
Features, specifications and appearance are subject to change without notice.
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ACEC
