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T R U S T  T H E  S O U N D

T R U S T  T H E  S O U N D

T R U S T  T H E  S O U N D

T R U S T  T H E  S O U N D

C A R  P O W E R  A M P L I F I E R

USER’S 

MANUAL

Summary of Contents for LM-2.100

Page 1: ...T R U S T T H E S O U N D T R U S T T H E S O U N D T R U S T T H E S O U N D T R U S T T H E S O U N D C A R P O W E R A M P L I F I E R USER S MANUAL ...

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Page 3: ...channel amplifier Connection diagram of 4 channel amplifier Loudspeaker connections Loudspeaker connection diagrams Possible loudspeaker connections Subwoofer connection diagrams Specifications LM 2 80 Specifications LM 2 100 Specifications LM 4 80 Specifications LM 4 100 Troubleshooting 4 5 6 7 9 10 11 12 13 14 15 16 17 18 19 20 С O N T E N T ...

Page 4: ... sound for a long time For installation of this amplifier we recommend contacting professional installers of car audio Please read the user s manual carefully and throughout before the installation and the first operation of the amplifier It is recommended to keep this manual in a safe place for further reference I N T R O D U C T I O N 4 ...

Page 5: ...k Ensure sufficient protection against vibrations dust and dirt Ensure that the input and output cables are sufficiently separated from the power supply cables Otherwise interferences may occur Ensure the accessibility of the fuse and the operating elements after installation The reliability and performance of the amplifier depends on the quality of installation Preferably consult an expert to ins...

Page 6: ...dically check the condition of the power wires and fuses and if necessary they can be replaced During installation in order to avoid short circuit or electric shock make sure that the negative terminal is not connected to the battery or the car body Carefully choose the place of attachment for the amplifier make sure that while drilling you do not break the power wires gas tank and other structura...

Page 7: ...o ensure they are securely connected Do not twist tangled wires together Lay the wires in special insulating tubes When laying the wires make sure that they do not touch moving parts of the car such as the gearshift lever handbrake seat adjustment lever etc Do not shorten any wires otherwise the protective system will not work as expected when it is necessary Never supply power to another source b...

Page 8: ...requencies below the adjusted cross over frequency will be amplified and the subwoofer plays more precise and efficiently SWITCHABLE BASS BOOST FUNCTION By using the BASS BOOST switch BASS BOOST of CH3 4 you are able to increase the bass level by 6 or 12 dB Attention Use the BASS BOOST wisely PROTECTION CIRCUIT The PWR PRT LED on the amplifier side panel lights up green if the amplifier is in oper...

Page 9: ...oles by placing the amplifier where you need to install it 4 Use a mounting screw or a scribe instrument inserted through all amplifier s mounting holes to mark the surface of installation If the mounting surface is carpeted please use a felt tip pen to measure the hole centers 5 Drill pilot holes in the marked mounting surface for the installation screws Put the amplifier on the mounting surface ...

Page 10: ...t the negative terminal to the car body Connect the line output of your car head unit with the line input on the car amplifier with an interconnect cable Use the extender cable of the remote control to connect with the car amplifier Speaker terminals to connect car speakers Car amplifier turn on control wire Connect this terminal to the corresponding wire on the head unit The terminal can also be ...

Page 11: ...output of your car head unit with the line input on the car amplifier with an interconnect cable Use the extender cable of the remote control to connect with the car amplifier Speaker terminals to connect car speakers Car amplifier turn on control wire Connect this terminal to the corresponding wire on the head unit The terminal can also be connected to a car antenna resistor Another way is to con...

Page 12: ...h speaker In bridging mode two amplifier outputs bridged the impedance must not be lower than 4 ohms for the bridged output Never connect loudspeaker cables with the ground of the chassis or the 12V DC supply voltage If the amplifier is operated with a too low impedance or incorrectly used the entire sound system may be damaged This means a warranty void in such cases 12 ...

Page 13: ...L O U D S P E A K E R C O N N E C T I O N D I A G R A M S 13 ...

Page 14: ...P O S S I B L E L O U D S P E A K E R C O N N E C T I O N S SERIES CONNECTION PARALLEL CONNECTION SERIES PARALLEL CONNECTION 14 ...

Page 15: ...S U B W O O F E R C O N N E C T I O N D I A G R A M S 15 ...

Page 16: ...otal 600W Frequency Response Range 10Hz 30 kHz Harmonic Distortion THD 1kHz 40m 0 15 Low pass filter 30 300 Hz High pass filter 30Hz 8 kHz Input sensitivity 200mV 8V Channel separation 45 dB Signal to noise ratio 96dB Overvoltage undervoltage protection 18 9 Bass Boost remote control 0 18dB Crossover switch LPF FULL HPF Bass Boost switch step 0 6 12 dB Fuse Rating 30A Dimensions inches 7 48 x 2 28...

Page 17: ...total 700W Frequency Response Range 10Hz 30 kHz Harmonic Distortion THD 1kHz 40m 0 15 Low pass filter 30 300 Hz High pass filter 30Hz 8 kHz Input sensitivity 200mV 8V Channel separation 45 dB Signal to noise ratio 96dB Overvoltage undervoltage protection 18 9 Bass Boost remote control 0 18dB Crossover switch LPF FULL HPF Bass Boost switch step 0 6 12 dB Fuse Rating 2x20A Dimensions inches 7 48 x 2...

Page 18: ...tal 1300W Frequency Response Range 10Hz 30 kHz Harmonic Distortion THD 1kHz 40m 0 15 Low pass filter 30 300 Hz High pass filter 30Hz 8 kHz Input sensitivity 200mV 8V Channel separation 45 dB Signal to noise ratio 92dB Overvoltage undervoltage protection 18 9 Bass Boost remote control 0 18dB Crossover switch LPF FULL HPF Bass Boost switch step 0 6 12 dB Fuse Rating 2x20A Dimensions inches 7 48 x 2 ...

Page 19: ...total 1500W Frequency Response Range 10Hz 30 kHz Harmonic Distortion THD 1kHz 40m 0 15 Low pass filter 30 300 Hz High pass filter 30Hz 8 kHz Input sensitivity 200mV 8V Channel separation 45 dB Signal to noise ratio 92dB Overvoltage undervoltage protection 18 9 Bass Boost remote control 0 18dB Crossover switch LPF FULL HPF Bass Boost switch step 0 6 12 dB Fuse Rating 2x20A Dimensions inches 7 48 x ...

Page 20: ...TEP 3 Check the amplifier for audio output 1 Check good RCA input connections at car stereo and amplifier Check entire length of cables for kinks splices etc Test RCA inputs for AC volts with car stereo on Repair replace if necessary STEP 4 Check the amplifier for a popping noise while turning on 1 Disconnect input signal to amplifier and turn amplifier on and off 2 If the noise is eliminated conn...

Page 21: ... symbol this means that the product complies with European Directive 2002 96 EC Check out the local separate collection system for electrical and electronic products Observe local regulations Dispose of old devices separately from household waste Proper disposal of your product will help prevent potential negative consequences for the environment and human health ...

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Page 23: ...T R U S T T H E S O U N D T R U S T T H E S O U N D T R U S T T H E S O U N D AUTOTEK INDUSTRIAL LIMITED 1318 19 13 F HOLLYWOOD PLAZA 610 NATHAN ROAD MONGKOK KOWLOON HONG KONG CHINA MADE IN P R C ...

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