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-   -   Going crazy, can't install sub amp without spark city and blown fuses!! Help!!! (https://xoutpost.com/electronics/mobile-electronics-forum/41597-going-crazy-cant-install-sub-amp-without-spark-city-blown-fuses-help.html)

Rolex Snob 01-09-2008 11:35 PM

Going crazy, can't install sub amp without spark city and blown fuses!! Help!!!
 
Ok, I am about to go crazy here.

I have a subwoofer amp that I can't install at all. My old one fried last year and I am just now replacing it. So I put a new amp (hifonics brutus 1200W) in the trunk, I remove the fuse and hook up ground, then hook up power and then hook up remote turn on lead. I am then ready to place the fuse back in and it blows the second it makes contact with the amp. I read that this could be because of the power supply being bad on the amp.

So I replace the entire amp and have a brand new one out of the box and the SAME exact thing happens. What could be wrong here? I thought maybe my remote lead is cut so I just trying hooking the amp back up with just power and ground so the same thing happens again.

This is all without the subwoofer speaker wires connected.

Any info on what could be wrong? The car currently has a 4 channel amp plugged into the same power dist block and it's working fine.

dkl 01-10-2008 04:41 PM

What's the fuse rating? Some amps have LARGE input capacitors, which will have LARGE in-rush current (several times larger than the rated current) at initial charge up that may be tripping your fuse. Your fuse may be underated.

Bushman2 01-10-2008 05:10 PM

Have you tired to just hook up the ground and the remote first to see if the fuse blows. I agree with "dlk" check the fuse rating..

DouglasABaker 01-14-2008 08:10 PM

Quote:

Originally Posted by Rolex Snob
Ok, I am about to go crazy here.

I have a subwoofer amp that I can't install at all. My old one fried last year and I am just now replacing it. So I put a new amp (hifonics brutus 1200W) in the trunk, I remove the fuse and hook up ground, then hook up power and then hook up remote turn on lead. I am then ready to place the fuse back in and it blows the second it makes contact with the amp. I read that this could be because of the power supply being bad on the amp.

So I replace the entire amp and have a brand new one out of the box and the SAME exact thing happens. What could be wrong here? I thought maybe my remote lead is cut so I just trying hooking the amp back up with just power and ground so the same thing happens again.

This is all without the subwoofer speaker wires connected.

Any info on what could be wrong? The car currently has a 4 channel amp plugged into the same power dist block and it's working fine.

You are supposed to connect the ground last always always always.

In fact, if you want to go "by the book" you should be doing all this work with the battery ground disconnected and then the last connection is the battery ground

D-


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