Rainbow 271023 Installation Instructions Manual Download Page 12

Important 

operational 

notice       DPA 

1.2500 

 
The amplifier is provided for the use on a 12 V step-down system or for presentation purpose on a 12 
– 14,3 V / 25 A power supply. The connection on another supply point is not allowed.  
In case of a defect fuse, please replace only with the same type. Please pay attention for the 
indications on the defect fuse. In case the new fuse should be defect again, than there might be an 
error in the system. The opening of the amplifier for the change of components, piece parts or the 
function, as well as the self repair is not allowed. In case of non-observance, the guarantee claims 
will expire. 
 
Due to safety technical reasons, you should only fix the amplifier with the included sheet metal 
screws. In case of other fixing methods, we will not be held liable for. 
 

Safety instructions for the user in order to prevent injuries and accidents: 

The products are only suitable for users with the necessary installation knowledge. The relevant 
safety regulations for bearing car body parts, instructions on the vehicle safety inside, as well as the 
regulations of the competent vehicle manufacturer are necessary to be observed. 
 

Guarantee 

regulations        DPA 

1.2500 

 
With this user guarantee the Rainbow GmbH in Bad Rappanau guarantees on the product from the 
date of the first purchase or the first installation by the authorised specialist dealer a 12 months 
guarantee on material and manufacturing. 
 
The guarantee is limited to the replacement of defective components, which have defect due to 
construction- or material fault, as well as to the guarantee repair. 
 
Accidents, acts of god or other causes, which Rainbow is not responsible for, in particular water and 
fire are not included in the guarantee. 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

901133 

Edition: MPJ/1.0 – 11/00 

 

This installation instruction is copyrighted. Each duplication or reprinting, also part of it and each 

reproduction of the pictures, also in a different version, is only permitted with a written allowance of the 

Rainbow company. 

Copyright © 2000 Rainbow GmbH. Rainbow is a registered Trademark. 

 

 

 

 

 

 

 

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Summary of Contents for 271023

Page 1: ...DPA 1 2500 Subwoofer Amplifier 1 x 2500 watt art no 271023 Please read carefully the installation instructions before you start installing the amplifier Audio Teile Team GmbH P O Box 1225 74899 Bad R...

Page 2: ...Low power requirement for remote muting circuit Conforming to standard gold plated power connection up to 35 mm and speaker connection up to 10 mm High tech assembly in semi SMD design with low coupl...

Page 3: ...50 Hz 6 Frequency regulation of the Subsonic filter infinitely adjustable from 15 Hz up to 35 Hz 7 Operational check LED Power amplifier in operation 8 Operational check LED Protect see description 9...

Page 4: ...e the cross section for cable input will lead to the destruction of the electronics and to the immediate loss of all guarantee claims Connect the red cable with a diameter of 25 mm to 35 mm directly t...

Page 5: ...r during switching on The LED should light up when switching on the amplifier and switch off after 3 seconds After the repair of the failures or after the cooling period due to overheating you can act...

Page 6: ...to the amplifier it is absolutely necessary to provide the same polarity in phasing In case you mix up the polarity phases than the woofer reproduction will get lost due to phase delete Attention The...

Page 7: ...500 Low Pass This operation mode is only used for the operation of subwoofers The internal active crossover will only pass according to the installations of the potentiometer Low Pass 5 up to 250 Hz a...

Page 8: ...of 80 Hz 100 Hz are advisable in order that the locating of the subwoofer can be excluded and a clean roll off at 80 Hz 3 dB at both dividing frequencies can be guaranteed Adjustment of the phase pos...

Page 9: ...fference on the long cable line This can be prevented through a high cable diameter and a minimizing of the transition resistance on the inputs Corresponding precautions can be taken with minimize loo...

Page 10: ...rea The amplifiers will already in the no load operation or in the smallest power range heated very high by high frequently interrupting frequencies The pre amplifier of the amplifier cannot distingui...

Page 11: ...Picture 5 Principle of the circuit diagram Main fuse Equipotential bonding conductor generator body Connection if needed 11...

Page 12: ...necessary installation knowledge The relevant safety regulations for bearing car body parts instructions on the vehicle safety inside as well as the regulations of the competent vehicle manufacturer a...

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