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speaker amp going into protect, possible problems?


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Posted

specs: 2011 Hyundai genesis sedan, 2 12 inch level 4's sound qu 2200 and audioque speakers in doors powered by a sound qu 120.4 using a stock head unit with the audio control lc8i to run the amps

all speakers work fine until I start to put power to them, my head units highest level is at like 34 or something. I can play music from 0-20 fine but as soon as I start to turn it up more my speaker amp goes into protect. my sub amp doesent.

any ideas? btw this started happening about 2 weeks after I put my system in. the first 2 weeks it was working fine

aafi.jpg
Posted

Gain is most likely to high on speaker amp, turn gain down to around 1/4 and see if the amp goes into protect mode

2004 Grand Marquis
AA Mayhem 18
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6.5's AQ Pro Audio
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Image Dynamics 6x9
Soundqubed 125.4
MB Quart 80.4
144.2 db

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2013 Chrysler 300S

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Posted

Ground problem perhaps? Thinking as the power demand increases, if you're losing volts AT THE AMP perhaps that'll put it into protect? Especially since this happened two weeks after install.

2015 Toyota Tacoma Build Thread

2007 Mazda 3; 5000K HID's, Kenwood Excelon KDC-X997, Infinity Reference 6.5 comps in front and coaxials in the rear doors, JL 320.4 four channel, Rab Designs built ported enclosure with an SA12, Kenwood monoblock, Redline Leater shift boot/e-brake boot/center console cover, JBR short shifter/shifter bushings/rear motor mount.

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1996 Mazda Miata: Kenwood Excelon HU, Alpine speaker in the doors, Clearwater (miata specific) headrest speakers. 

 

1994 Mazda Protege: Kenwood Excelon HU, Infinity Reference 2 ways all around, 2x RF Punch 10's in ported boxes. 

Posted

well the gain on the amp is set the same as it was the first 2 weeks, but I will definitely play with it for a little bit and see if it helps.

as far as the ground go's my speaker amp is grounded to the battery along with sub amp so I don't think that's the problem.

originally I thought it could be due to voltage drop because I was on stock electrical but I put in a xs power d 4900 today helped the voltage a bit but not the protection problem

aafi.jpg
Posted

I feel like the sub amp would cut out before the speaker amp would just cause its the major amp drawing more power if the gains are set correctly...

For the speaker amp does the power wire have a fuse on it? could possibly be loose..

I would double check wiring on the speaker amp

Thinking its settings on the amp or the speaker amp connections. Cause if voltage was low both amps most likely would go into protect mode

2004 Grand Marquis
AA Mayhem 18
Crescendo 3500d
6.5's AQ Pro Audio
AQ Super Tweets
Image Dynamics 6x9
Soundqubed 125.4
MB Quart 80.4
144.2 db

GONZO

2013 Chrysler 300S

Granite Crystal Metallic Exterior

Inferno Red Interior

5.7 HEMI AWD

LMI Air Hammer Intake

Corsa exhaust

Custom Tune

Posted

Oh wait also i had this on my car one of the speaker terminals was touching metal and when i would go past lets say 25 volume on my deck my speaker amp would go into protect mode.

Check your speakers terminals and make sure there not touching metal

2004 Grand Marquis
AA Mayhem 18
Crescendo 3500d
6.5's AQ Pro Audio
AQ Super Tweets
Image Dynamics 6x9
Soundqubed 125.4
MB Quart 80.4
144.2 db

GONZO

2013 Chrysler 300S

Granite Crystal Metallic Exterior

Inferno Red Interior

5.7 HEMI AWD

LMI Air Hammer Intake

Corsa exhaust

Custom Tune

Posted

im running a component set in the front doors and in the rears just one 6.5 for each door all sound qu products. I will do that though thank you

aafi.jpg
Posted

im using the qc hf6.5's for my front doors

so I unplugged channel 1 speaker and turned it up and same thing happened, I unplugged channel 2 speaker turned it up and same thing, unplugged channel 3 turned it up and got to volume 30 then the sub amp went into protect? did channel 4 and both amps went into protect..... my first 2 channels are front doors last 2 are rear doors.

by the way I unplugged one. tested it and plugged back in and moved onto the next one. is that the correct way to try this?

my voltage is above 13 whole time..

btw this is the first time my sub amp has gone into protect

aafi.jpg

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