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12

TROUBLE SHOOTING 

Read this if you want to be a do-it-yourselfer.

PROBLEM 

                             

CAUSE 

                               

SOLUTION

No LED indication

No+12V at remote connection     12V to terminal
No+12V at Power connection      12V to terminal
Insufficient ground connection     Verify ground connection
Blown power fuse                         Replace fuse

LED on, no output

Volume on head unit off               Increase volume on head unit
Speaker connections not made     Make speaker connections
Gain control on amplifier off       Turn up gain
Signal processing unit off             Apply power to signal processor
All speakers blown                       Replace speakers

Output distorted 

Head unit volume set too high      Lower head unit volume
Amplifier gain set too high           Lower amplifier gain

Balance reversed  

Bass is weak 

Blowing fuses

Speakers wired L+R reversed      Wire speakers with correct 
                                                      orientation
RCA inputs reversed                     Reverse RCA input

 Speakers wired out phase             Wire with correct of phase

 Excessive output levels                 Lower volume
 Amplifier defective                       Return for service

5.  Setting the Boost/Cut:

 Once you determined the loudest musical spot or range within the bass 

    range of your sound system, start cutting until the response is smooth and even. You can also 
    boost low spots within the musical range, but don't go crazy with the boost knob. There is a lot 
    of  boost available, 12dB, but begin with a low boost setting around 3dB and try to stay 
    below 6dB whenever possible. Remember that for every 3dB of additional boost you dial in, 
    you are asking the amplifier to double its power output for a given signal in the boost region.

3

BEFORE STARTING

If you do decide to do it yourself, make sure you have read the instructions carefully and have the 
following tools:

  

·

 Electric drill

  

·

 Phillips bit or screwdriver 

  

·

 1/8" bit

  

·

 Wire cutters/crimpers

  

·

 Safety glasses

  

·

 X-Acto knife

Disconnect the vehicle's negative battery connection. Any deviation from the recommended 
connection procedures may cause serious damage to the amplifier, speakers, and/or vehicle 
electrical system. Please double check the connections before turning the system on.

INSTALLATION  MOUNTING

Place your amplifier at the predetermined mounting location. Use a felt pen to mark the exact 
position of the mounting holes on the mounting surface. Set the amplifier aside. With a sharp, 
precise blade cut small circles in the carpet and padding around the four marks denoting your 
mounting holes to expose the metal underneath. Use a center punch to make an indentation in the 
metal to ensure that you drill the exact position for the screws.

Note:

 Please use common sense and make sure that all vehicle wires, gas lines, brake lines, etc. 

are clear and will not interfere with the installation. ALWAYS WEAR PROPER SAFETY GLASSES.

CONNECTIONS

1.  Bi-Level Inputs (Low Level Input) -

 Both a low and high level signal can be used. Be sure 

    to lay the signal wire away from all power cables and vehicle computers. Use high quality twisted 
    pair interconnect cables to decrease the possibility of radiated noise entering the system.

  

·

 

Using RCA Connections:

 If the source unit does not have RCA outputs, simply attach a 

        signal cable from the source unit to the amp's RCA input. This will provide signal to the amp.

 

·

 

Using Speaker Level Connections: 

If the source unit does not have RCA outputs, a high 

       level signal can be used instead by taking the supplied high level RCA adapter cables and 
       connecting the bare wire ends to the vehicle's rear speaker wiring. Connect the left negative 
       speaker wire to the green with black stripe wire on the supplied high level RCA adapter. 
       Connect the left positive speaker wire to the solid green wire. Do the same for the right 
       speaker connection using the purple wire. Now plug the RCA connectors into the amp's inputs. 

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