© 2008 Directed Electronics. All rights reserved.
19
Symptom
Probable Cause
Action To Take
speaker not connected to amplifier properly .
Check speaker wires and repair or replace as needed . Refer to the
Speaker
Connections
section of this manual for detailed instructions
Internal crossover not set properly for speakers
Readjust crossovers . Refer to the
Internal Crossover Configuration
section of
this manual for detailed instructions .
speakers are blown
Check system with known working speakers and fix or replace as needed .
Poor bass response
speakers wired with wrong polarity causing can-
cellation at low frequencies .
Check speaker polarity and fix as needed .
Crossover set incorrectly
Reset crossovers . Refer to the
Internal Crossover Configuration
section of
this manual for detailed instructions .
Impedance load at amplifier is too low .
Check speaker impedance load if below 1
Ω
, rewire speakers to achieve
higher impedance .
Battery fuse blowing
short in power wire or incorrect wiring .
Check power wires and ground connections and repair or replace as needed .
Fuse used is smaller than recommended .
Replace with proper fuse size .
Actual current exceeds fuse rating .
Check speaker impedance load if below 1
Ω
, rewire speakers to achieve
higher impedance .
speaker is blown with shorted outputs
Check system with known working speakers and fix or replace as needed .
