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SG-DA82000 SIGNATURE SERIES AMPLIFIER

 

INSTALLATION INSTRUCTIONS

Important Safety Information

 WARNING

See the Important Safety and Product Information guide in the product box for product warnings and other 
important information.
This device must be installed according to these instructions.
Disconnect the vehicle's or vessel's power supply before beginning to install this device.

 CAUTION

To maintain ignition protection compliance in accordance with SAE J1171, you must replace the fuse only with 
a J1171 compliant fuse.
Continuous exposure to sound pressure levels over 100 dBA may cause permanent hearing loss. The volume 
is typically too loud if you cannot hear people speaking around you. Limit the amount of time you listen at high 
volume. If you experience ringing in your ears or muffled speech, stop listening and have your hearing checked.
To avoid possible personal injury, always wear safety goggles, ear protection, and a dust mask when drilling, 
cutting, or sanding.

NOTICE

When drilling or cutting, always check what is on the opposite side of the surface to avoid damaging the vessel.
This device is designed for a 12 Vdc power source. Connecting to a 24 Vdc or larger power source may damage 
the device.
It is strongly recommended that you have your audio system installed by a professional installer to ensure 
optimum performance.

You must read all installation instructions before beginning the installation. If you experience difficulty during 
the installation, go to 

garmin.com

 for product support.

What's In the Box

• Four 8-gauge, self-tapping screws
• 3 mm hex key (for the top cover and power terminals)
• 2.5 mm hex key (for the speaker terminals)
• Polishing cloth
• Spare J1171 compliant 40 A blade-type fuses

GUID-7F2ED645-98AC-4ECC-8923-48483D882C27 v2

October 2022

Summary of Contents for FUSION SIGNATURE Series

Page 1: ... or muffled speech stop listening and have your hearing checked To avoid possible personal injury always wear safety goggles ear protection and a dust mask when drilling cutting or sanding NOTICE When drilling or cutting always check what is on the opposite side of the surface to avoid damaging the vessel This device is designed for a 12 Vdc power source Connecting to a 24 Vdc or larger power sour...

Page 2: ... for this device is listed in the product specifications Extended exposure to temperatures exceeding the specified temperature range in storage or operating conditions may cause device failure Extreme temperature induced damage and related consequences are not covered by the warranty This device is designed for installation only in a dry location Installing this device in a location where it may c...

Page 3: ...luded 3 mm hex key remove the screws that secure the cover to the amplifier 2 Lift the cover off of the amplifier and set it aside until after you have finished making all of the connections and configured the amplifier Connection Considerations NOTICE The wiring not included from the battery to the amplifier must run through an inline fuse or circuit breaker not included as close to the battery a...

Page 4: ...ions for replacement details POWER and PROT protection LED indicators Troubleshooting page 15 Zones 1 and 2 speaker terminals Zones 1 and 2 RCA inputs Power ground and amplifier turn on terminals Zones 3 and 4 RCA inputs Zones 3 and 4 speaker terminals 4 ...

Page 5: ...attery as possible for use with the amplifier power wire NOTICE You must not connect the power wire to the amplifier and battery or circuit breaker before you complete all of the other connections Connecting the amplifier to power before you complete all of the other connections may cause damage to your audio system 5 Select an option If your stereo has an amplifier turn on wire route a 20 AWG 0 5...

Page 6: ... ft 0 1 2 m 4 7 ft 1 2 2 1 m 7 10 ft 2 1 3 m 10 13 ft 3 4 m 85 105 A 4 AWG 21 1 mm2 4 AWG 21 1 mm2 4 AWG 21 1 mm2 2 AWG 33 6 mm2 105 125 A 4 AWG 21 1 mm2 4 AWG 21 1 mm2 4 AWG 21 1 mm2 2 AWG 33 6 mm2 125 150 A 2 AWG 33 6 mm2 2 AWG 33 6 mm2 2 AWG 33 6 mm2 0 AWG 53 5 mm2 Total Amperage 13 16 ft 4 4 9 m 16 19 ft 4 9 5 8 m 19 22 ft 5 8 6 7 m 22 28 ft 6 7 8 5 m 50 65 A 4 AWG 21 1 mm2 4 AWG 21 1 mm2 4 AW...

Page 7: ...he zone and polarity markings for each channel when connecting speakers to the amplifier For example Z1L indicates the ZONE 1 left channel and Z1R indicates the ZONE 1 right channel If you are connecting a combination of speakers and subwoofers to the amplifier you should connect the subwoofers to ZONE 2 or ZONE 4 as illustrated below These zones have dedicated BASS BOOST controls You can connect ...

Page 8: ... between the amplifier and speaker Wire gauge From 0 to 28 ft from 0 to 8 5 m 16 AWG 1 3 through 1 5 mm2 From 28 to 69 ft from 8 5 to 21 m 12 AWG 3 through 4 mm2 2 Ohm Load 2 Speakers in Parallel Distance between the amplifier and speaker Wire gauge From 0 to 14 ft from 0 to 4 m 16 AWG 1 3 through 1 5 mm2 From 14 to 35 ft from 4 to 10 5 m 12 AWG 3 through 4 mm2 You can purchase the recommended spe...

Page 9: ...he resulting impedance is 2 Ohm 4 2 2 NOTICE You must not connect a series of speakers with an impedance less than 2 Ohm to a single channel on the amplifier Do not connect more than two speakers in parallel per zone output 1 Connect speaker wire to the positive terminal for a channel or zone on the amplifier 2 Connect speaker wire to the positive terminal on each speaker 3 Connect the wires from ...

Page 10: ... to both the left and right channels of the zone 1 Connect speaker wire to the amplifier s positive terminal of the left channel for a zone 2 Connect the other end of the speaker wire to the positive terminal on the speaker or subwoofer NOTE The bridged terminals for a zone are connected with a line and labeled BRIDGED for easy identification 3 Connect speaker wire to the negative terminal of the ...

Page 11: ... key connect the power wire to the positive terminal on the amplifier NOTE This device is designed for a 12 Vdc power source Connecting a 24 Vdc power source may damage the device 6 Select an option Connect the other end of the power wire through the in line fuse to the battery Connect the other end of the power wire to the appropriate circuit breaker Configuring the Amplifier Before you use the a...

Page 12: ...n a subwoofer is connected to the zone HPF Sets a high pass filter on the zone Filters out low frequencies that only subwoofers should produce This is usually used when smaller speakers are connected to the zone FREQ Adjusts the crossover frequency for the zone You should adjust this based on the LPF HPF setting When LPF is selected all frequencies below the FREQ setting are passed to the subwoofe...

Page 13: ...the speakers connected to that zone 4 When the sound from the speakers becomes distorted stop adjusting the dial and slowly adjust the dial counter clockwise again until the distortion is gone 5 Repeat this procedure for the other zones Configuring the Amplifier for a DSP Compatible Stereo If your stereo features digital signal processing DSP such as a Fusion Apollo RA770 you should use the Fusion...

Page 14: ... octave Bass boost 0 to 9 dB user adjustable ZONE 2 and ZONE 4 only Operating voltage 10 8 to 16 Vdc Remote turn on 6 Vdc threshold Current draw 14 4 Vdc input Standby less than 1 mA Idle less than 2 5 A Max 100 A Fuse rating 4 40 A ATC blade type SAE J1171 compliant NOTICE To maintain ignition protection compliance in accordance with SAE J1171 replace only with J1171 fuses such as a Bussmann ATC ...

Page 15: ...t all cables if needed Make sure the power is connected correctly according to the wiring diagram and directions Make sure the supply voltage is the proper voltage for your amplifier Make sure you are using the appropriate gauge for the length of the power cable run and replace the cable with a thicker gauge if needed Power Cable Gauge Guide page 6 There is no sound and the POWER LEDs are on Check...

Page 16: ... stereo You should install ground loop isolators on the RCA cables where they connect to the stereo not where they connect to the amplifier The sound is distorted or clipping Check the output from the stereo and adjust the zone line out to approximately 3 4 volume if needed Adjust the LEVEL setting on the amplifier for the zone or zones experiencing distortion or clipping until the issue is correc...

Page 17: ...nd the Fusion logo are trademarks of Garmin Ltd or its subsidiaries registered in the USA and other countries These trademarks may not be used without the express permission of Garmin Bussmann is a trademark of Cooper Technologies Corporation 17 ...

Page 18: ... 2019 Garmin Ltd or its subsidiaries support garmin com ...

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