A/d/s/ 345cs Owner's Manual

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Brand: a/d/s/

Category: Speakers

Type: Owner's manual

Model: a/d/s/ 345cs , a/d/s/ 346cs

Pages: 17 (0.24 Mb)

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troubleshooting
Symptom Probable Cause Remedy
No output Source or amplifier not turned on. Check source or amplifier and fix as
required.
Audio input not connected or no
output from source.
Check RCA connections and signal
integrity, fix or replace as required.
Bi-amp/Parallel switch set incorrectly
for application.
Set Bi-amp/Parallel swtich to correct
setting (see Crossover Connections
and Input Switch Setting, Bi-amplified
Connections to Crossover, or Bi-wire
Connections to Crossover).
Protection circuit activated. Turn down volume, protection circuit
will automatically reset.
Speaker wires not connected. Check speaker wires and fix or
replace as required.
Audio cycles on and off Speaker damaged. Check system with known working
speaker and fix or replace as required.
Thermal protection engaged. Check that amplifier has adequate
ventilation, check speaker impedance
load.
Loose or poor audio connections. Check RCA, power and speaker
connections and fix or replace as
required.
Distorted output Preamp volume set to high.exceeding
maximum capability of amplifier.
Check volume or preamp and adjust
appropriately.
Impedance load to amplifier too low. Check speaker impedance load, if
below 1 ohm rewire the speakers to
achieve a higher impedance.
Bi-amp/Parallel switch set incorrectly
for application.
Set Bi-amp/Parallel swtich to correct
setting (see Crossover Connections
and Input Switch Setting, Bi-amplified
Connections to Crossover, or Bi-wire
Connections to Crossover).
Shorted speaker wires. Check speaker wire connections and
fix or replace as needed.
Speaker not connected properly. Check speaker wiring and fix or
replace as needed. Refer to the
speaker wiring section of this manual
for detailed instructions.
Speaker damaged. Check system with known working
speaker and fix or replace as needed.
Poor bass response Speakers wired with wrong polarity. Check speaker polarity and fix as
needed.
Stereo/bridge switch set to bridge
position.
Set switch to stereo position.
Speaker connected across wrong
output terminals.
Check that the speaker wires are not
connected to the bridged terminals
and fix as needed.
Source set to mono. Check source and adjust controls as
required.
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