Clarion EQS744 User Manual
Page 6
Owner’s Manual
7
TROUBLESHOOTING
TROUBLESHOOTING
Problem
Unit does not work; no lights.
Solution
Power wires are not connected. Check battery and ground wiring at unit; check
battery connections
Problem
Sound is distorted.
Solution
Source unit volume is set too high. Reduce source unit volume.
EQ controls are set too high. Turn EQ controls to the center position and listen for
distortion again. If problem still occurs, see your authorized Clarion dealer.
Speakers may be damaged. Consult your authorized Clarion dealer.
Problem
No sound from unit.
Solution
Wrong input is selected. Press AUX switch so that main inputs are on.
No Remote-On. Using a voltmeter, check for +12V from Remote-On source.
PRODUCT SPECS
Graphic Center Frequencies
50Hz, 125Hz, 315Hz, 750Hz, 2.2kHz,
6kHz, 16kHz
Boost/Cut
12dB
S/N Ratio
100dB
Frequency Response
10Hz - 50kHz +/-1dB
Maximum Output Voltage
7V RMS
THD
0.005
Input Sensitivity
50mV - 3V RMS
Head Room
20dB
Input Impedance
20kOhms
Output Impedance
2kOhms
Stereo Separation
82dB/1kHz
Operating Voltage
11V - 15V Negative Ground
Size
1-1/8"H x 7"W x 4"H