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Specifications; Troubleshooting - Harman Infinity 3004A Owner's Manual

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PHME.
~
~
180"
ID
Selecting the subwoofer phase (Reference
7005Aonly)
Switch the
PHASE
back and forth to
determine which setting provides the most
clean bass output.
Selecting
the
bass
boost (Reference
7005Aonly)
Adjust the
BASS-BOOST
control clockwise or
counterclockwise to suit your taste.
SPECIFICATIONS
Power
output
@
4
ohms
Power
output
@
2
ohms
Power
output in
bridged
mode
Frequency response
Crossover
frequencies
Line-level input
sensitivity
High-level
input
sensitivity
Signal-to-noise ratio
THD+N
@
rated
power
Fuse
rating
Operating
voltage
Dimensions
(WxH x D)
Weight
Recommended wire
gauge
~
HARMAN
~
Reference 3004A
Reference 7005A
75 watts RMS x 4
50 watts RMS x 4,
320 watts x 1
100 watts RMS x 4
65 watts
RMS
x
4,
500 watts x 1
200 watts RMS x
140 watts RMS x
2 at 4 ohms
2 at 4 ohms
10-40 KHz
10-40 KHz/
10-320 Hz
32-320 Hz variable
high- and low-pass
32-320 Hz variable,
(front and rear);
12 dB/ octave
32-320 Hz low-pass
(subwoofer); 12 dB/
octave
200 mVrms-
200 mVrms-
2.0Vrms
2.0Vrms
2.0 Vrms - 20 Vrms 2.0 Vrms - 20 Vrms
>80dB
>80dB
<1%
<1%
30x2
30x3
9-16V
9-16 V
12-5/8'
X
2-3/16'
X
14-3/16'
X
2-3/16'
7-1/8' (320 mm x
x 7-1/8' (360 mm x
55.5 mm x
180
mm) 55.5 mm x
180
mm)
3.15 kg
4.02 kg
8
4
HARMAN International Industries,
Incorporated
8500 Balboa Boulevard,
Northridge, CA 91329 USA
www.infinityspeakers.com
TROUBLESHOOTING
No audio and POWER INDICATOR
is
off.
No voltage at BATT+ and/or REM terminals, or bad or no
ground connection. Check voltages at amplifier terminals with
VOM.
No audio and PROTECT INDICATOR
flashes
every 4
seconds.
DC voltage on amplifier output. Amplifier may need service; see
enclosed warranty card for service information.
No audio and PROTECT and POWER INDICATORS flash.
Voltage less than 9V on BATT+ connection. Check vehicle
charging system.
No audio and PROTECT INDICATOR is
on.
Amplifier is overheated. Make sure amplifier cooling is not
blocked at mounting location. Or,
there
may be voltage greater
than 16V (or less than 8.5V) on BATT+ connection. Check
vehicle charging
system.
Amplifier fuse keeps blowing.
The wiring is connected incorrectly or there is a short circuit.
Check wiring connections.
Distorted audio.
Gain is not set
property.
Check setting. Check wires for shorts
or grounds. Amplifier or source unit may be defective.
Distorted audio and PROTECT INDICATOR flashes.
Short circuit in speaker or wire.
Remove
speaker leads one at
a
time
to locate shorted speaker or wire, and repair.
Music lacks dynamics or "punch".
Speakers are not connected
property.
Check speaker
connections for proper polarity.
Engine noise-whining or clicking-in system when the
engine is
on.
Amplifier is picking up alternator noise. First, check ground
connection on the amplifier - a loose or improper ground is
one of the main causes for noise. Turn down gain. Move RCA
audio cables away from power wires. Installing an alternator
noise filter on power line between battery and alternator might
also be necessary.
© 2019 HARMAN International
Industries,
Incorporated. All rights reserved.
Infinity is a trademark of HARMAN
International
Industries,
Incorporated,
registered in the United States and/or other countries. Features, specifications
and appearance are subject to change without
notice.

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Infinity 7005a