Interfire Audio Car Amplifier T 1000M User Manual

By  
MONO CHANNEL / 2 CHANNEL / 4 CHANNEL  
AUTOMOTIVE AMPLIFIER  
T-1000M  
T-270 / T-2100 / T-2130  
T-460 / T-480  
INSTRUCTION MANUAL  
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Congratulations on your Purchase  
Your new high fidelity bridgeable/stereo amplifier is designed to deliver maximum enjoy  
ment and oneyear of troublefree service. Pleasetake a fewmoments to readthis manual  
thoroughly. It will explain the features and operation of your unit and help insure trouble  
free installation.  
Features  
• Four Class ''AB'' High-Current Dual Discrete Drive Stages.  
• Class ''AB'' Technology MOSFET PWM Power Supply.  
• Bridgeable & TRI-Mode Operation.  
• Continuously Variable 12dB/Octave High Pass & 12dB  
/Octave Low PassCrossover.  
• Subwoofer Variable Crossover for Deep Bass Control.  
• Enhanced Bass Boost +12dB @ 45Hz.  
• Silver Plated RCA, Power & Speaker Terminal.  
• Soft Start& Muting.  
• Overload, Thermal and Short Circuit Protection.  
• Power & Protection indicator.  
• Bass Level Remote Control(16.4Fit) - T-1000M / T-2130  
Precautions: Read First!  
• If afterreading the directionsyou feel uncomfortableabout installing theamplifier in your  
car, or not equipped or competent to do so, you should have the amplifier installed by an  
authorized installer. It's your car!  
• Negative battery terminal must be disconnected before any electrical connections are made.  
• Be sure choose a location that provides substantial ventilation for the amplifier. The most  
preferred locations would be in your car's trunk, under the front seats or on the back wall  
of a truck.  
• The location chosen should provide at least 2" of clearance above the amplifier for adequate  
ventilation.  
• If the amplifier is to be mounted vertically be sure that it is in a place where adequate air  
will flow alongthe length ofits heatsink finsfor cooling.  
NEVER mount the amplifier up side down, this will cause the heat to rise back into the  
amplifier causing thermalshutdown or possiblepermanent damage.  
• NEVER mount the amplifier in a location that is subject to direct sunlight or exposed to  
moisture.  
• Be sureto mount theamplifier to astrong, solid surfacewhich will notgive way underthe  
stress of a sudden stop or accident.  
• Make sure that the mounting screws will not penetrate the gas tank, brake and fuel lines,  
wiring or othercritical parts ofyour car wheninstalled.  
1
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• NEVER operate the amplifier without the proper power and ground wire, 10 gauge minimum.  
• NEVER operate the amplifier without proper fusing. Fuse holder must be located with in  
0.5 meters from the battery. This fuse is to protect the car not the electronics. In case of a  
short, the fuse will blow instead of the wire burning up. Using other than the recommended  
fuse ratings at the battery and at the amplifier may cause damage to the amplifier and will  
void your warranty.  
• Do not run wiring underneath or outside the car since exposure to the elements may cause  
the insulation to deteriorate rapidly, resulting in short-circuits and/or intermittent operation.  
all cables should be run beneath carpets and inside trim pieces.  
To help minimize interference, it is best to run the power cables along the opposite side  
from the audio cables  
.
• Whenever wires pass through metal, rubber or plastic grommets must be used to prevent  
the metal from wearing through the installation and causing a short.  
• Whenever possible, use cable ties, mounting clamps and similar wiring aids. (available  
from an electrical supply or auto parts store) Adding stress relief loops to wiring is also  
advisable to prevent straining or breakage.  
• It is best totest the system before theamplifier is mounted and interior of car is reassembled.  
• If the temperature inside your car reaches extreme levels(such as sitting locked up for  
several hours in the hot sun or exposed to a very cold winter's day)the amplifier may go  
into protection mode and shut off. Leave the unit off until the ambient temperature returns  
to normal.  
• The amplifier operates with any vehicle using a 12 volt negative ground system. If you are  
not sure of the type of electrical system in your vehicle, consult your authorized dealer or  
qualified mechanic.  
• NEVER ground the speaker leads and NEVER allow the speaker leads to come in contact  
with each other. Speaker wire should be 18 gauge or larger.  
• Remote turn on wire must be switched by the radio does not have a remote turn on or  
antenna output, connect to wire that has a positive 12 volts when the key is turned to the  
accessory. If the amplifier does not turn off the battery will die.  
• Do not listen to high volumes for extended periods of time or hearing damage may occur.  
CONTINOUS EXPOSURE TO SOUNDPRESSURE LEVELS OVER 100dB MAY  
CAUSE PERMANENT HEARING LOSS. HIGH POWEREDAUTOSOUND SYSTEM  
MAY PRODUCESOUND PRESSURE LEVELS WELLOVER 130dB. USE COMMON  
SENSE AND PRACTICE SAFE SOUND.  
2
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INSTALLATION  
MOUNTING:  
1. After reading precaution, decide where you are going to install the unit. Also, see Fig.1.  
2. Once thelocation has beendetermined, place theamplifier into position. Using a felttip  
pen or pencil mark the four holes to be drilled for mounting. NEVER use the amplifier as  
a template for drilling. It is very easy to damage the amplifier surface in this manner.  
3. Remove amplifier. Drill four 3.5 m/m holes into mounting surface. If you want to mount  
the amplifier to MDF or wood panel, drill four 3.0m/m diameter holes into mounting surface.  
4. If possible, test the system to ensure it is operating correctly before final mounting of  
the amplifier.  
5.  
Mount the amplifier using the supplied 4 self tapping screws.  
INSTALLATION DIAGRAM  
Self Tapping Screws  
FIG.1  
3
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CONNECTIONS  
INPUT CONNECTIONS  
This amplifier will accept low level inputs only. Low level is the same as line level. The low  
level signal is carried through RCA cables. It is preferred to use low level inputs to the amplifier  
if the head unit is equipped with the low level outputs. If not, you can use a "high to low  
converter" available throughyour local caraudio shop.  
Connect the low level/line level RCA cables from the head unit, or signal processor, to the  
line level inputon the amplifier. See Fig.2system wiring diagrams.  
POWER CONNECTIONS  
It is important to have good quality power and ground connections. Remember, to complete  
an electrical circuit, the ground connection is just as important as the positive power  
connection. Before any power connections are made, disconnect the ground cable at the  
battery.  
When the power supply lead, memory backup lead or ground lead are extended use a 5mm²  
(AWG5) or larger automotive grade cable which will withstand friction and heat to safe  
grade against fires occurring as a result of short-circuiting.  
GND = Connect the proper gauge ground wire to the amplifier "GND" terminal. Locate the  
position on the chassis of the car to which the amplifier is to be grounded. The surface must  
be free from any paint or dirt. This can be accomplished with a small grinding bit, sand  
paper or wire wheel. NOTE: Do not ground the amplifier to the "frame of the car. The frame  
on most cars and trucks is not grounded to the chassis(body). Use Solder or a clamp ring to  
connect the ground wire. Pre-drill the prepped chassis to bolt the ground ring terminal with  
nut, bolt and lock washers. Insulate metal and connector with paint or silicon to prevent  
rust and oxidation. Silicon also works great to prevent nuts and bolts from working loose in  
a harsh environment of an automobile. Upon completion of the ground connection, grab  
wire or connector and confirm that it is a solid connection. To prevent engine noise, it is  
recommended to ground the head unit and other audio electronics in the same location.  
REM = Connect the remote wire (power antenna output) from the head unit to the remote  
turn-on wire of the amplifier. If the head unit is not equipped with a remote/antenna output,  
locate a wire that is controlled by the accessory position of the key. It is important to have  
the amplifier turn off with the radio or key. If the amplifier remains on, the result will most  
likely be a dead battery.  
12V = Connect the proper gauge power wire to the amplifier "B+" terminal. Run wire to  
wards the fuse holder that is no greater then 0.5 meters from the battery. Remember, the  
fuse is to protect the safety of the car in the case of a short. Connect fuse holder to battery,  
but do not install fuse at this time.  
4
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MONO CHANNEL SYSTEM WIRING DIAGRAM  
LINE IN  
REMOCON  
LINE OUT  
GAIN  
PHASE  
BASS  
L.P.F  
CH1  
CH2  
CH1  
CH2  
6V 0.2V  
0O 180O  
0dB 12dB  
50Hz 250Hz  
CH1 CH2  
GND  
REM  
B+  
CAR STEREO HEAD UNIT  
FIG.2  
5
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2 CHANNEL SYSTEM WIRING DIAGRAM  
LINE IN  
REMOCON  
LINE OUT  
GAIN  
BASS  
L.P.F  
H.P.F  
CH1  
CH2  
CH1  
CH2  
L.P.F H.P.F  
FLAT  
6V 0.2V  
0dB 12dB  
50Hz 250Hz  
80Hz 1.2KHz  
CROSSOVER  
CH1 CH2  
GND  
REM  
B+  
CAR STEREO HEAD UNIT  
FIG.2  
6
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4 CHANNEL SYSTEM WIRING DIAGRAM  
LINE IN  
LINE IN  
CROSSOVER  
H.P.F  
CROSSOVER  
H.P.F  
GAIN  
BASS  
BASS  
GAIN  
CH1  
CH2  
CH3  
CH4  
L.P.F  
FLAT  
L.P.F  
6V 0.2V  
0dB 12dB  
50Hz 500Hz 50Hz 500Hz FLAT  
0dB 12dB  
6V 0.2V  
CH 1/2  
CH 3/4  
CH1 CH2  
CH3  
CH4  
GND  
REM  
B+  
CAR STEREO HEAD UNIT  
FIG.2  
7
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SPEAKER CONNECTIONS  
This amplifier can operate in one, two or three channel mode. The minimum impedance for  
single channel (bridged/mono) operation is 4 or 8 ohms. Tri channel power is referred to  
stereo and mono at the same time. Minimum impedance remains the same for three channel  
(front /subwoofer) systems as long as proper passive crossovers are used. Connect right  
and left speaker wire to corresponding speaker output terminals of the amplifier. Be sure to  
have the positive wire from the speaker connected to the positive speaker terminal of the  
amplifier and the negative wire from the speaker must connect with the negative speaker  
terminal of the amplifier. Reversing any of these connections will result in the speaker cones  
moving out of phase whichcauses bass cancellation. See Fig.3Speaker Output Connections.  
MONO CHANNEL SPEAKER WIRING DIAGRAM  
1 SPEAKER BRIDGED  
POWER  
FUSE  
GND  
REM  
B+  
SPEAKER  
ON  
PROTECT  
4 - 8 Ohm  
1CH  
2 SPEAKER STEREO  
POWER  
REM  
FUSE  
GND  
B+  
SPEAKER  
ON  
PROTECT  
1CH  
2 - 4 Ohm  
2 CH  
FIG.3  
8
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SPEAKER CONNECTIONS  
2 CH SPEAKER WIRING DIAGRAM  
1 SPEAKER BRIDGED  
POWER  
REM  
CH1  
CH2  
FUSE  
GND  
B+  
BRIDGED  
SPEAKER  
ON  
PROTECT  
4 - 8 Ohm  
1CH  
2 SPEAKER STEREO  
POWER  
REM  
CH1  
CH2  
FUSE  
GND  
B+  
BRIDGED  
SPEAKER  
ON  
PROTECT  
2 - 4 Ohm  
1 CH  
2 CH  
3 SPEAKER TRI MODE  
POWER  
REM  
CH1  
CH2  
FUSE  
GND  
B+  
BRIDGED  
SPEAKER  
ON  
PROTECT  
4 - 8 Ohm  
1 CH  
2 CH  
3 CH  
4 - 8 Ohm  
WOOFER 2CH+1CH  
FIG.3  
9
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SPEAKER CONNECTIONS  
4 CH SPEAKER WIRING DIAGRAM  
2 SPEAKER BRIDGED  
CH1  
CH3  
CH2  
CH4  
POWER  
REM  
FUSE  
BRIDGED  
GND  
B+  
SPEAKER  
ON  
PROTECT  
4-8 Ohms  
2 CH  
1 CH  
2 SPEAKER + 1 SUBWOOFER  
CH1  
CH3  
CH2  
CH4  
POWER  
REM  
FUSE  
BRIDGED  
GND  
B+  
SPEAKER  
ON  
PROTECT  
2-4 Ohms  
1CH  
3 CH  
2-4 Ohms  
2 CH  
SUB WOOFER  
4-8 Ohms  
4 SPEAKER STEREO  
CH1  
CH3  
CH2  
CH4  
POWER  
REM  
FUSE  
BRIDGED  
GND  
B+  
SPEAKER  
ON  
PROTECT  
2-4 Ohms  
1 CH  
3 CH  
4 CH  
2 CH  
6 SPEAKER HEX MODE  
CH1  
CH3  
CH2  
CH4  
POWER  
REM  
FUSE  
BRIDGED  
GND  
B+  
SPEAKER  
ON  
PROTECT  
4-8 Ohms  
1 CH  
3 CH  
4 CH  
2 CH  
4-8 Ohms  
6 CH  
4-8 Ohms  
5 CH  
10  
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ADJUSTMENTS  
1.Set to the "H.P.F" position when the amplifier is used to drive a tweeter/midrange system.  
The frequencies below the crossover point will be attenuated at 12dB/octave. Permits  
adjustment of the crossover frequency ,by rotating the knob to select any frequency  
between 80Hz to 1.2kHz & 50Hz to 500Hz as the crossover point.  
2.Set to the "L.P.F" position when the amplifier is used to drive a subwoofer. The frequencies  
above the crossover point will be attenuated at 12dB /octave. Permits adjustment of the  
crossover frequency, by rotating the knob to select any frequency between 50Hz to 250Hz  
& 50HZ to 500Hz as the crossover point.  
3.Set to the "OFF" position when the amplifier will be used for driving full-range speakers.  
The full frequency band width (20Hz - 20kHz) will be output to the speakers without high  
or low frequency attenuation.  
4.Level adjustment-The sensitivity adjustment is to allow the amplifier to work with many  
different brands of head units. It allows input signal to vary between 350 millivolts to 5  
volt from the head unit or other signal processor. Start by setting the sensitivity adjustment  
to the "MIN" (3 volts).Using a cassette or compact disc that you are familiar with ,turn on  
head unit to the 3/4 volume setting. Slowly turn up sensitivity adjustment towards the  
"MAX" (200 millivolts) using a flat head screw driver. Stop turning on the onset of distortion  
and turn back just a slight. The 3/4 volume setting is now the "maximum" volume for the  
head unit. The goal is to keep the level control to the lowest setting yet still have enough  
signal to drive the amplifier. This is done to prevent over driving the amplifier and to keep  
system noise to a minimum. It is important not over drive speakers (at point of distortion)  
this will cause permanent damageto the speakers. Also, if the amplifier itself is over driven,  
it could be damaged.  
5.The "BASS" function can be selected to increase low frequency response output, or  
decrease frequency response output. The "BASS" function will be working at only "OFF"  
or "L.P.F" position.  
• The BASS is adjustable from 0 ~ 12dBboost at 50Hz.  
11  
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FRONT/REAR PANEL  
2CHANNEL  
LINE IN  
LINE OUT  
GAIN  
BASS  
L.P.F  
H.P.F  
CH1  
CH2  
CH1  
CH2  
L.P.F H.P.F  
FLAT  
6V 0.2V  
0dB 12dB  
50Hz 250Hz  
80Hz 1.2KHz  
CROSSOVER  
T-270,T-2100  
POWER  
REM  
CH1  
CH2  
FUSE  
30A  
GND  
B+  
BRIDGED  
SPEAKER  
ON  
PROTECT  
TUNN  
T-270  
By  
T-270  
POWER  
REM  
CH1  
CH2  
FUSE  
GND  
B+  
BRIDGED  
25A  
25A  
SPEAKER  
ON  
PROTECT  
TUNN  
T-2100  
By  
T-2100  
LINE IN  
REMOCON  
LINE OUT  
GAIN  
BASS  
L.P.F  
H.P.F  
CH1  
CH2  
CH1  
CH2  
L.P.F H.P.F  
FLAT  
6V 0.2V  
0dB 12dB  
50Hz 250Hz  
80Hz 1.2KHz  
CROSSOVER  
T-2130  
POWER  
REM  
CH1  
CH2  
FUSE  
GND  
B+  
BRIDGED  
30A  
30A  
SPEAKER  
ON  
PROTECT  
TUNN  
T-2130  
By  
T-2130  
12  
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FRONT/REAR PANEL  
4CHANNEL  
LINE IN  
LINE IN  
CH1  
CROSSOVER  
H.P.F  
CROSSOVER  
H.P.F  
GAIN  
BASS  
BASS  
GAIN  
CH3  
CH4  
L.P.F  
FLAT  
L.P.F  
6V 0.2V  
0dB 12dB  
50Hz 500Hz 50Hz 500Hz FLAT  
0dB 12dB  
6V 0.2V  
CH2  
CH 1/2  
CH 3/4  
T-460, T-480  
CH1  
CH3  
CH2  
CH4  
POWER  
REM  
FUSE  
30A  
BRIDGED  
GND  
B+  
SPEAKER  
ON  
PROTECT  
TUNN  
T-460  
By  
T-460  
CH1  
CH3  
CH2  
CH4  
POWER  
REM  
FUSE  
25A 25A  
BRIDGED  
GND  
B+  
SPEAKER  
ON  
PROTECT  
TUNN  
T-480  
By  
T-480  
MONO  
CHANNEL  
LINE IN  
REMOCON  
LINE OUT  
GAIN  
PHASE  
BASS  
L.P.F  
CH1  
CH2  
CH1  
6V 0.2V  
0O 180O  
0dB 12dB  
50Hz 250Hz  
CH2  
T-1000M  
POWER  
REM  
FUSE  
GND  
B+  
30A  
30A  
SPEAKER  
ON  
PROTECT  
TUNN  
T-1000M  
By  
T-1000M  
13  
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TROUBLE SHOOTING GUIDE.  
This section providesyou with acatalog of amplifiersymptoms and theirprobable causes  
and solutions. Beforeyou consult thislisting, make surethe vehicle's electricalsystem is  
working properly byverifying that otherelectrical items (e. g. headlights, windows, etc.)  
Still function correctly.  
SYMPTOM  
PROBABLE CAUSE  
SOLUTION  
No Audio  
Low or N.C Remote  
Turn-on connections  
Check remote turn-on voltage at  
amp and head unit  
Blown Fuse  
Power wires not connected  
Replace with new fast-blow fuse  
Check butt splices or solder joints  
Check ground and battery  
connections  
Blown or non speakers  
connected  
Use VOM or DVM to measure speaker  
coil  
impedance; check speaker wiring  
connections  
Distorted Audio  
Input Sensitivity not set  
properly  
or damaged speaker cones  
See adjustment procedure and check  
each step;  
Inspect each speaker for damage  
and repair or replace suspected  
component  
Low turn-on voltage  
Refer to head unit owner's manual  
Audio Level Low  
Audio Lacks  
Mute circuit on head  
unit is on.  
Check electrical system for low  
voltage;  
Check ground connection  
Speakers wired with wrong  
polarity, causing  
cancellation of bass  
frequencies  
Check polarity of wires from  
amplifiers to each speaker as defined  
by the system design  
Check battery voltage at amplifier  
during operation  
External Fuse  
Blowing  
Incorrect wiring or short  
circuit  
Refer to electrical installation and  
check each installation step  
Whining noise  
on audio with  
engine running  
Amplifier is picking  
up alternator noise  
Install an in-line noise filter on the  
head unit's power wire; Check  
alternator routing diodes or voltage  
regulator for proper operation. Check  
all grounds , battery voltage, and  
RCA cables  
Ticking noise on  
audio with  
engine  
Amplifier is picking up  
radiated spark noise  
Check RCA audio cable; Install an  
in-line noise filter on the head unit's  
power wire. Check spark plug wires.  
running  
14  
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SPECIFIICATION  
Output Power Rating RMS  
Channel  
T-270  
T-2100  
T-2130  
2CH  
2CH  
2CH  
Total Max Power  
900 Watts  
100W x 2  
180W x 2  
160W x 2  
1200 Watts  
150W x 2  
290W x 2  
250W x 2  
1500 Watts  
200W x 2  
340W x 2  
310W x 2  
4 Ohm at 14.4V 0.3%THD ( RMS )  
4 Ohm at 14.4V ( MAX )  
2 Ohm at 14.4V 0.3%THD ( RMS )  
2 Ohm at 14.4V ( MAX )  
1 Ohm at 14.4V 0.3%THD  
Mono Bridge ( RMS )  
250W x 2  
N / A  
400W x 2  
N / A  
500W x 2  
N / A  
310W x 1  
Full PWM  
Class A/B  
490W x 1  
Full PWM  
Class A/B  
630W x 1  
Full PWM  
Class A/B  
Power Supply  
Output Power Circuit Configuration  
Miscellaneous Spec  
Damping Factor @ 4 Ohms / 100Hz  
S/N Ratio(A-Weight)  
>100  
>100  
>100  
>90dB  
>90dB  
>90dB  
<0.1%  
<0.1%  
<0.1%  
THD  
Crossover, Phase Shift, Line-Input  
Crossover S/W for 1+2 channel 12dB/Oct.  
Variable Hi-Pass  
HP/FULL/LP  
80Hz-1.2kHz  
50Hz-250Hz  
YES  
HP/FULL/LP  
80Hz-1.2kHz  
50Hz-250Hz  
YES  
HP/FULL/LP  
80Hz-1.2kHz  
50Hz-250Hz  
YES  
Variable Low-Pass  
Bass Boost, 12dB @ 45 Hz  
Others  
Heatsink Length (mm)  
270  
330  
380  
NOTE : Specifications & design subject to change without notice  
for improvements.  
15  
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SPECIFIICATION  
Output Power Rating RMS  
Channel  
T-1000M  
T-460  
T-480  
1CH Mono  
4CH  
4CH  
Total Max Power  
1200 Watts  
330W x 1  
630W x 1  
510W x 1  
800 Watts  
50W x 4  
120W x 4  
85W x 4  
1000 Watts  
80W x 4  
4 Ohm at 14.4V 0.3%THD ( RMS )  
4 Ohm at 14.4V ( MAX )  
2 Ohm at 14.4V 0.3%THD ( RMS )  
2 Ohm at 14.4V ( MAX )  
1 Ohm at 14.4V 0.3%THD  
Mono Bridge ( RMS )  
130W x 4  
110W x 4  
1000W x 1  
N / A  
130W x 4  
N / A  
190W x 4  
N / A  
N / A  
170W x 2  
Full PWM  
Class A/B  
220W x 2  
Full PWM  
Class A/B  
Full PWM  
Class A/B  
Power Supply  
Output Power Circuit Configuration  
Miscellaneous Spec  
Damping Factor @ 4 Ohms / 100Hz  
S/N Ratio(A-Weight)  
>150  
>100  
>100  
>90dB  
>90dB  
>90dB  
<0.1%  
<0.1%  
<0.1%  
THD  
Crossover, Phase Shift, Line-Input  
Crossover S/W for 1+2 channel 12dB/Oct.  
Variable Hi-Pass  
N / A  
N / A  
HP/FULL/LP  
50Hz-500Hz  
50Hz-500Hz  
YES  
HP/FULL/LP  
50Hz-500Hz  
50Hz-500Hz  
YES  
50Hz-250Hz  
YES  
Variable Low-Pass  
Bass Boost, 12dB @ 45 Hz  
Others  
Heatsink Length (mm)  
330  
270  
330  
NOTE : Specifications & design subject to change without notice  
for improvements.  
16  
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WARRANTY  
WARRANTY LIMITATIONS  
The following is NOT covered under TUNN  
warranty program:  
WARRANTY TERMS  
(Effective April 1st. 2008)  
These terms supersede all prior published  
warranty terms  
1. Product owned by anyone other than the  
original purchaser from an authorized  
TUNN dealer.  
TUNN products are warrantied against  
defects in materials and workmanship for  
a period of One (1) Year from the original  
date of purchase.  
(The warranty is NOT transferable and  
will not apply to products purchased from  
unauthorized dealers.)  
Products found to be defective during the  
warranty period will be repaired or replaced  
(with a product deemed to be equivalent) at  
TUNN's discretion.  
2. Speaker products thathave been over-  
powered, causing thermal (burnt voice coil)  
and/or mechanical failure (ripped surrounds  
or spiders).  
Note: Products purchased from unauthorized  
dealers are not covered under warranty. Ask  
your dealer for details on warranty limitations.  
3. Product that has NOT been installed  
according to the instructions in the owner's  
manual  
INTERNATIONAL WARRANTIES:  
Products purchased outside the United States  
of America are covered only by that country's  
distributor and not by TUNN, Inc.  
4. Product in which repair and/or modification  
has been attempted by unauthorized parties  
IF YOU NEED SERVICEON YOUR TUNN  
PRODUCT:  
5. Product damaged in an accident, due to  
criminal activity (attempted theft, gunshot  
damage, etc.) or by "acts of God" (flooding,  
lightning, etc.)  
Please call TUNN Customer Service at 1-  
877-90-AUDIO to obtain an RA # (Return  
Authorization number). All warranty returns  
should be sent to TUNN freight prepaid  
through an authorized TUNN Dealer and  
must be accompanied by proof of purchase  
(a copy of the original sales receipt). Direct  
returns from consumers or non-authorized  
dealers will be Refused unless specifically  
authorized by TUNN with a valid return  
authorization number. Warranty expiration  
on products returned without proof of purchase  
will be determined from the manufacturing  
date code. Coverage may be invalidated as  
this date is previous to purchase date. Return  
only defective components. Non-defective  
items received will be returned freight-collect.  
Customer is responsible for shipping charges  
and insurance in sending the product to TUNN.  
Freight damage on returns is not covered under  
warranty. Always include proof of purchase  
(sales receipt).  
6. Product that has been physically damaged  
abused and/or altered. Including bent frames  
or missing magnets.  
7. Custom finishes or other cosmetic treatments  
applied to products. (TUNN will not be  
responsible for restoring or maintaining  
any Custom finishes)  
8. Product with defaced, altered or removed  
serial numbers (no valid, legible serial No.  
= no warranty).  
9. Product damaged cosmetically due to  
improper handling or normal wear and  
tear Including Freight damage. Besure  
to package all returns in its packing material  
and box.  
10. Installation and shipping costs associated  
with removing, re-installing or shipping  
the product to TUNN for warranty service  
NOTICE: Products shipped without a valid RA# will be refused and shipped back.  
Download from Www.Somanuals.com. All Manuals Search And Download.  
10110 Santa Fe Springs Road  
Santa Fe Springs, CA 90670  
1-562-926-2600  
Download from Www.Somanuals.com. All Manuals Search And Download.  

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