Troubleshooting - Rockford Fosgate M162C Installation And Operation Manual

T
ROUBLESHOOTING
Symptom
No sound from speakers
Distorted sound from
speakers
Tweeters "burn up"
easily
Engine noise from one
or more speakers
S - C
PECIFICATIONS
T weeters
• Titanium Dome
Nominal Diameter - inch (mm)
Nominal Impedance (ohms)
Frequency Response
Power Handling (Watts RMS/Peak)
(with supplied crossover)
8
Diagnosis
Wires not connected properly.
Amplifier has no output.
Speaker wires are shorted to each
other or to the chassis of vehicle.
Speakers are blown.
Incorrect wiring between crossover and
speakers
Excessive power from amplifier
Equalizer (if available) has excessive
boost in the high frequency range
Wires shorted to chassis of vehicle.
Speaker wires are routed near high
power source. (Power cables,
vehicle computers, etc.)
Crossover is mounted near high power
source.
S
OMPONENT YSTEMS
3/4 (19.05mm)
4
4kHz-22kHz
75 / 150
Remedy
Check wiring, repair or replace.
Check with working amplifier and repair
or replace as needed.
Check wiring with a volt/ohm meter
and repair or replace as needed
Check with working speaker and repair
or replace as needed.
Check wiring, repair or replace.
Check gain settings on amplifier and
readjust as necessary
Check settings on equalizer and readjust
as necessary
Check wiring with a volt/ohm meter
and repair or replace as needed
Re-route speaker wiring away from
noise sources.
Move crossovers away from noise
sources.
System Crossover
Crossover Frequency
Crossover Slope
Filter Q
Tweeter Protection
3200Hz @ 4
12dB/octave High-Pass
12dB/octave Low-Pass
Butterworth
Optical Compression