My amp turns on but my subwoofer doesn't???
Like my title states, I'm having some trouble with my subwoofer.
I have an Alpine Type R 12", and Alpine amp and an Alpine headunit. The story: My subwoofer was working fine on Wednesday then I took it in to get 2 new tires so I took the subwoofer out. I put it back in the next morning, and now it doesn't work. However the amp turns on. I checked the wiring to the amp and to the sub. Everything looked as it did before. I'm not too sure what is wrong. Any suggestions will help! Thanks ahead of time! |
check your RCA's and remote wire.
do hear anything coming out of the speaker when the amp turns on? |
I don't hear anything, it's completely silent. I checked the wires and they seem to be fine.
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When you removed the woofer did you pull the fuse from the amp? If you left it on, is there any chance the speaker wire touched each other and shorted?
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Originally Posted by luke81
(Post 7069483)
When you removed the woofer did you pull the fuse from the amp? If you left it on, is there any chance the speaker wire touched each other and shorted?
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Thanks for the replies guys! I didn't remove the fuses when I took the sub out. I hooked up another speaker and it didn't work either. I changed all the fuses yesterday and still nothing(2 on the amp, one for the power supply). If it shorted out, how do I go about fixing it, or am I screwed and have to buy another sub?
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install another amp and see what happens. You very well could have shorted the remote wire or something.
go take it to an audio shop and have them test it. |
I will be doing that next week, I'm going out of town this weekend and don't really have the time. Thanks for the help!
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Took it to divine sound. They said they tested everything and they also said my subwoofer wasn't plugged in inside the box...but I KNOW it was. They told me I fried the outputs from my amp, but wouldn't the fuse go first? They were done in 10 min checking so I highly doubt they tested the wires. I would have talked to them more but I was at work when they checked. Any other help??????
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Not really. If you are running a 2 channel amp, and running two 4 ohm subwoofers running parallel, and then bridging it, you are then running the amp at 2 ohms rather than 4 ohms where it is stable bridged, and you can blow a channel. Did you have a 2-channel or a mono block?
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Originally Posted by The_Answer
(Post 7103846)
Took it to divine sound. They said they tested everything and they also said my subwoofer wasn't plugged in inside the box...but I KNOW it was. They told me I fried the outputs from my amp, but wouldn't the fuse go first? They were done in 10 min checking so I highly doubt they tested the wires. I would have talked to them more but I was at work when they checked. Any other help??????
first problem - Took to Devine, and blew the outputs would happen if the wires inside box touched, or sub vc has gone bad. when you removed your sub - did the speaker wires touch each other while amp was on? this can cause your problem. |
Originally Posted by GradeA_TireFryer
(Post 7103887)
when you removed your sub - did the speaker wires touch each other while amp was on? this can cause your problem. |
well divine was free because they installed my head unit. not going there again. the amp is an alpine monobloc 400w amp. im not sure if the wires touched but it definitely could have happened. so im pretty much looking at buying a new amp?
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