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N A U T I C
Installation Manual
Congratulations!
By purchasing an amplifier from MB Quart, you have decided on a product of the
highest technical quality. MB Quart wishes you great enjoyment with your amplifier.
Should you have any questions about this system or other MB Quart products,
please email us at info@maxxsonics.com
MB Quart has an incredible Marine amplifier lineup with 2 channel, 4 channel
and 6 channel models available. All NAU models feature the following:
- American Boat and
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Index INTRODUCTION 1 SYSTEM DESIGN 2 INSTALLATION INSTRUCTIONS General Instructions
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WIRE GAUGE INSTALLATION INSTRUCTIONS General Instructions General: Run the wiring so that RCA cables are at least 18“ away from power and speaker cables. Keep RCA cables away from electrical devices in the vehicle that can cause electrical noise, such as electric fuel pumps, emission control modules and other on-board electronic modules. Power and ground connections:(See table below) Use a sufficient gauge power cable and ground cable using the chart below as reference to what size wire you req
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INSTALLATION INSTRUCTIONS Settings for Best Performance General: At this point you are ready to get more specific on the settings for your amplifier. High Pass: -When in Hi Pass operation, this setting acts as a low frequency cut off for your system reproduction. The point that you set it at cuts off any frequencies from reproduction beyond this point. The 12 o’clock position is a great starting point. EXAMPLE: If you adjust the High Pass to 100Hz, the amplifier will not play frequencies below
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TROUBLE SHOOTING The key to finding the problem in a misbehaving sound system is to isolate parts of that system in a logical fashion to track down the fault. Description of the Diagnostic system built into all MB Quart amplifiers The diagnostic system will shut down the amplifier, until reset by turning the head unit off, and back on. This state of affairs will be indicated by the front panel PROTECT LED lighting up under the following conditions: 1 - A short circuit on the loudspeaker leads.
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LINE OUTPUT DIAGNOSTICS BASS EQ FREQUENCY FILTER LEVEL LINE INPUT LINE OUTPUT DIAGNOSTICS BASS EQ FREQUENCY FILTER LEVEL LINE INPUT PROTECT CH-1 CH-1 LOW HIGH PROTECT POWER CH-1 CH-1 0dB 6dB 40Hz 250Hz FLAT 6V 0.2V LOW HIGH POWER 0dB 6dB 40Hz 250Hz 6V 0.2V FLAT CH-2 CH-2 CH-2 CH-2 NAU260 2-Channel Amplifier NAU260 Features: - PROTECTION and POWER LED indicators - BASS EQ: 45Hz bass boost from 0dB to 6dB LINE OUTPUT DIAGNOSTICS BASS EQ FREQUENCY FILTER LEVEL LINE INPUT - FREQUENCY: Variable based
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LINE OUTPUT DIAGNOSTICS BASS EQ FREQUENCY FILTER LEVEL LINE INPUT CHANNELS 1 & 2 CH-1 CH-3 PROTECT LINE OUTPUT DIAGNOSTICS BASS EQ FREQUENCY FILTER LEVEL LINE INPUT CH-1 CHANNELS 1 & 2 CH-1 CH-3 LOW FLAT HIGH PROTECT POWER 0dB 6dB 40Hz 250Hz 6V .2V CH-1 LOW FLAT HIGH POWER 0dB 6dB 40Hz 250Hz 6V CHANNELS 3 & 4 .2V MODE CH-2 CHANNELS 3 & 4 MODE 2-CH 4-CH LOW FLAT HIGH 0dB 6dB 40Hz 250Hz 6V .2V CH-2 CH-2 CH-4 2-CH 4-CH LOW FLAT HIGH 0dB 6dB 40Hz 250Hz 6V .2V CH-2 CH-4 NAU460 4-Channel Amplifier NAU
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CH-6 CH-4 CH-2 LEVEL FILTER FREQUENCY BASS EQ DIAGNOSTICS LINE OUTPUT CHANNELS 1 & 2 MODE PROTECT LEVEL FILTER FREQUENCY BASS EQ LINE OUTPUT CH-2 CH-6 CH-4 CH-2 DIAGNOSTICS CHANNELS 1 & 2 MODE LOW FLAT HIGH 6-CH 2-CH 4-CH 6V .2V 40Hz 250Hz 0dB 6dB POWER PROTECT CH-2 LEVEL FILTER FREQUENCY BASS EQ LOW FLAT HIGH 6-CH 2-CH CHANNELS 5 & 6 POWER 4-CH CHANNELS 3 & 4 6V
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TECHNICAL DATA All MB Quart NAU Amplifier Models Are CEA 2006 Compliant. 9
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NAUTIC NAU260 / NAU460 / NAU660 marine PART#S808
