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Introduction      1
Finding a Suitable Location 

 

1

Supplying Power     1
The Ground      1
Running the Cables    2
Class D amplifiers     2
Diagnostic Fault Codes 

  2

Controls and Features
 

Inputs     3

 

Gains     3

 

Crossovers     3

 

Bass Boost     3

 

Remote Status Dispaly 

 

4

 

Ohm Load Matching 

 

4

 

Speaker Outputs    4 

Installation Instructions 

  5

System Diagrams
 

2 Speaker System    6

 

4 Speaker System    7

 

8 Speaker System    8

 

2/4 Speakers W/Subwoofer 

9

Auto Detect      10
Speaker Level Input    10
Specifications 

   11

Dimensions      11
Warranty 

    11

4 Channel Motocycle and

Off-Road Amplifier 

MOTO 600.4

OWNER’S MANUAL

www.arcaudio.com

®

TOP

MOTO 720

Introduction 

 

    1

Finding a Suitable Location  

 

1

Supplying 

Power 

 

   1

The 

Ground 

 

    1

Running the Cables   

 

 

2

Class D amplifiers    

 

 

2

Diagnostic Fault Codes  

 

 

2

Controls and Features

 Inputs 

    3

 Gains 

 

    3

 Crossovers 

 

   3

 

Ohm Load Matching  

 

 

 Speaker 

Outputs 

 

  4

Installation Instructions  

 

 

5

System Diagrams

 

2 Speaker System    

 

6

 

4 Speaker System    

 

7

 

8 Speaker System    

 

8

2/4 Speakers W/Subwoofer  

 

9

Auto 

Detect 

 

    10

Speaker Level Input   

 

 

10

Specifications 

    11

Dimensions 

 

    11

Warranty 

 

    11

Summary of Contents for MOTO 720

Page 1: ...10 Speaker Level Input 10 Specifications 11 Dimensions 11 Warranty 11 4 Channel Motocycle and Off Road Amplifier MOTO 600 4 OWNER S MANUAL www arcaudio com TOP MOTO 720 Introduction 1 Finding a Suitable Location 1 Supplying Power 1 The Ground 1 Running the Cables 2 Class D amplifiers 2 Diagnostic Fault Codes 2 Controls and Features Inputs 3 Gains 3 Crossovers 3 Ohm Load Matching 4 Speaker Outputs ...

Page 2: ...ly waterproof Please find a dry and protected location to mount it Warning We build all ARC Audio products to play at high volumes for extended periods of time Your ears however are not designed for high volume listening This product can easily generate volumes that can permanently damage your hearing We urge you to limit your exposure to very high volume sound You may also find your state has law...

Page 3: ...he design to reduce this to a minimum level there are still steps you can take to eliminate any unwanted FM radio interference The tips below apply to any class D amplifier Always mount the amplifier as far from the antenna as the installation will allow At the same time you will want to keep it away from the radio or any other electronics that may prove to be sensitive to FR radiation Make the gr...

Page 4: ...e an adjustable input sensitivity or Gain The gain is not a volume or a power limiting control like a throttle It makes the amp more sensitive to input from the stereo With the gain up the amp will reach full output at a lower volume setting on the deck At higher gain settings the amp also becomes more sensitive to noise from the car s electrical system Try to run the gain at the lowest setting po...

Page 5: ...N CH4 CH3 CH2 CH1 CH 3 4 LOAD SELECT POWER PROTECT CH 1 2 LOAD SELECT 4Ω BRIDGED 4 Ω STEREO 2Ω STEREO 4Ω BRIDGED 4 Ω STEREO 2Ω STEREO LOAD SWITCH MUST BE SET TO 2 Ω WHEN BRIDGED Ohm Load Matching This amplifier is equipped with a unique impedance matching system that allows you to mix a wide range of Ohm loads and still achieve full power This can be done independently on the front and rear channe...

Page 6: ...and screw the ground securely in place A nut bolt and lock washer is advisable here It is advisable to test the ground with an Ohmmeter between the ground cable and the negative battery cable to insure a good low resistance connection Some modern alloys do not offer the best ground If you believe this is the case consult with the vehicle s manufacturer Run the speaker wire to the speakers It is ad...

Page 7: ... FULL NOT USED 0272 MAKE SURE THESE SWITCHES ARE IN THE CORRECT POSITION FOR THE OHM LOAD OF YOUR SPEAKERS BRIDGED 2 CHANNEL HIGHPASS OR FULL RANGE 6 TOP 720 AUTO SENSE OFF DC SIG INPUT SELECT 4CH 4CH STEREO 2 CHANNEL BRIDGED CH3 4 GAIN MIN MAX FREQ Hz 330 FULL HIGH LOW 2CH CH1 2 IN CH1 2 GAIN MIN MAX FREQ Hz 50 110 500 330 FULL HIGH LOW 50 110 500 INPUT RCA SPEAKER LEVEL INPUT RCA SPEAKER LEVEL 1...

Page 8: ...Set to HIGH Use this Crossover for HIGH Set to 4CH STEREO USE 2 ONLY CH4 CH 3 4 LOAD SELECT 4 BRIDGED 4 STEREO 2 STEREO MAKE SURE THESE SWITCHES ARE IN THE CORRECT POSITION FOR THE OHM LOAD OF YOUR SPEAKERS 7 TOP 720 INPUT RCA SPEAKER LEVEL INPUT RCA SPEAKER LEVEL 12V GND TURN ON CH4 CH3 CH2 CH1 POWER PROTECT INTERNALLY FUSED 30 AMP X 2 CH 1 2 LOAD SELECT 4 BRIDGED 4 STEREO 2 STEREO Ω Ω Ω CH1 CH2 ...

Page 9: ...W MIN 4CH STEREO 2 CHANNEL BRIDGED ON OFF 0 12 dB BASS BOOST FREQ Hz 50 110 500 330 FULL HIGH MAX LOW MIN GAIN CH1 2 4 ONL Y 4 ONL Y 4 ONL Y 4 ONL Y SET THE LOAD SWITCHES TO 2 SET THE LOAD SWITCHES TO 2 8 TOP INPUT RCA SPEAKER LEVEL INPUT RCA SPEAKER LEVEL 12V GND TURN ON CH4 CH3 CH2 CH1 POWER PROTECT INTERNALLY FUSED 30 AMP X 2 CH 1 2 LOAD SELECT 4 BRIDGED 4 STEREO 2 STEREO Ω Ω Ω CH1 CH2 CH3 CH4 ...

Page 10: ...t to LOW Use this Crossover for LOW Set to 4CH STEREO MAKE SURE THESE SWITCHES ARE IN THE CORRECT POSITION FOR THE OHM LOAD OF YOUR SPEAKERS STEREO HIGH PASS With MONO SUBWOOFER 0272 9 TOP INPUT RCA SPEAKER LEVEL INPUT RCA SPEAKER LEVEL 12V GND TURN ON CH4 CH3 CH2 CH1 POWER PROTECT INTERNALLY FUSED 30 AMP X 2 CH 1 2 LOAD SELECT 4 BRIDGED 4 STEREO 2 STEREO Ω Ω Ω CH1 CH2 CH3 CH4 MIN 4 BRIDGED Ω CH 3...

Page 11: ...0272 0272 USE 2 ONLY 12V GND TURN ON CH1 CH2 CH3 CH4 CH1 POWER PROTECT CH 1 2 LOAD SELECT INTERNALLY FUSED 30 AMP X 2 4 BRIDGED CH3 CH2 4 STEREO 2 STEREO LOAD SWITCH MUST BE SET TO 2 WHEN BRIDGED USE 2 ONLY CH4 CH 3 4 LOAD SELECT 4 BRIDGED 4 STEREO 2 STEREO PREAMP LEVEL INPU REMOTE TURN ON SPEARKER LEVEL INPUT REMOTE TURN ON NOTE The Remote Turn On wire is not used when the AUTO SENSE feature is e...

Page 12: ...0 GAIN MIN MAX 4CH STEREO 2 CHANNEL BRIDGED CH1 2 CH3 4 GAIN MIN MAX FREQ Hz 50 110 500 330 LOW FULL HIGH LOW 2CH TURN ON CH1 CH2 CH3 CH4 2 CHANNEL BRIDGED MODE CH1 OUPUT CH2 OUTPUT CH4 CH3 CH2 CH1 CH 3 4 LOAD SELECT POWER PROTECT CH 1 2 LOAD SELECT 4Ω BRIDGED 4 Ω STEREO 2Ω STEREO 4Ω BRIDGED 4 Ω STEREO 2Ω STEREO USE 2 Ω ONLY USE 2 Ω ONLY LOAD SWITCH MUST BE SET TO 2 Ω WHEN BRIDGED 1 10 1 95 DIMENS...

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