Marine amplifier EAA046B

RalphD

Member
Mar 4, 2021
39
Wenham Massachusetts
Boat Info
2006 52’ Sedan Bridge
Engines
MAN
I have a 4 channel 100W marine amplifier part number EAA046B. It comes stock on a 2006 52DB. Does anyone know where I can download a manual for this Amp?
Thank you,
Ralph
 
If I had to take a guess, the amp was manufactured by Marine Audio, which is long gone. Google Marine Audio 4 channel amp manual and you may find it. You may also find the actual Marine Audio model number on the bottom of the amp to aid in your search.

Is there something specific you are looking for from the manual?
 
Thanks for the reply -

@Mauler34Rod - I did not see it in the parts manual, however, it is shown on page 6.8 of the owners manual (item B). See image and picture below:

@Wylie_Tunes - The amp is still being used with a Fusion radio on the bridge with independent bridge and cockpit speakers. I want to understand if there are additional inputs available so I can connect Garmin GXM-54 for satellite weather and radio.

Thanks,
Ralph
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I believe the unit is a Panasonic. I searched on Panasonic+model number+manual and got a couple of links you could pursue.
I’ve attached a schematic I got from Sea Ray support of my boat’s OEM stereo that used a similar if not identical model for interior speakers. It has a couple of views of the connector layout that might be useful to you.
 

Attachments

  • 390-40MY stereo print.pdf
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... I want to understand if there are additional inputs available so I can connect Garmin GXM-54 for satellite weather and radio. ...

From your picture of the amp it states 4 channel right on the front and you have four RCA's plugged in to them. So it looks like no "extra" channels.

But I have to ask, why do you want to go directly to the amp and not to the head unit on an aux in? You need to use the output of the Power and Audio module which is a low level output that needs to go into the head unit. If you went directly into the amp it would be 100% volume level all of the time.

https://static.garmin.com/pumac/GXM_54_Install_EN-US.pdf

upload_2023-3-9_11-35-18.png
 
You would not want to connect the SAT's audio direct to an amplifier input as it would be unregulated. It needs to go into your media unit's audio AUX input. You would send out the SAT's output to the amp(s) when you mode over to SiriusXM.
 
@RalphD - I'd discourage using the GSM-54 for the Sirius audio feed. If you search we had quite a bit of discussion on it's shortcomings. As @SKybolt alludes, in a nutshell, the GSM is nothing more than a pair of RCA connectors that feeds the audio head AUX input consequently the audio head cannot display nor control the SXM tuner - it must be controlled from the MFD. So to listen to audio you must have your MFD active. If you want Sirius Weather then the GSM is great - expensive subscription however. If you want SXM audio then get the little antenna and tuner and interface that directly to the audio head. This is that kit -https://www.hodgesmarine.com/sxmsxv300m1-sirius-sxv300m1-marine-bundle-with-sra50-antenna.html?utm_source=bing&utm_medium=cpc&utm_campaign=Shopping - All Products&utm_term=1100200315462&utm_content=Shopping - All Products
So, as you have a Fusion audio head then even more applicable to have a separate SXM antenna and tuner as then you can control your audio from the tuner, your smart device (Bluetooth), remote NMEA 2000 Fusion devices, Wi-Fi interconnected devices, and also your MFD. There are so many more features that open up when the Sirius data line is interfaced with the Fusion Head.
As an edit - I have the separate antenna and tuner interfaced with my Fusion audio head then the Fusion head is interfaced with my NMEA 2000 network and additionally interfaced via Ethernet to the Garmin MFD. I can control the Sirius tuner from any device and, all of the devices including the MFD display the music album artwork.
From the School of Hard Knocks
 
@ttmott - Thanks for your post - very helpful. A follow on question based on your experience with this. If I want to ability to have the Sirius Marine Weather connected to my MFD at some point in time AND have the Sirius music available through my fusion now, it sounds like the best option may be to have the GSM-54 dedicated for weather and get the separate tuner that you mention above to integrate with the Fusion. Controlling the Sirius with the Fusion and not having to power the MFDs improves the ease of use and reduces power consumption. What are your thoughts?
 
@ttmott - Thanks for your post - very helpful. A follow on question based on your experience with this. If I want to ability to have the Sirius Marine Weather connected to my MFD at some point in time AND have the Sirius music available through my fusion now, it sounds like the best option may be to have the GSM-54 dedicated for weather and get the separate tuner that you mention above to integrate with the Fusion. Controlling the Sirius with the Fusion and not having to power the MFDs improves the ease of use and reduces power consumption. What are your thoughts?
Exactly correct. Now if the GSM provided the Sirius data feed to the Fusion or any other Sirius ready receiver then that would be a different story; but it doesn't.
 

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