Isolating a speaker problem..?
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Joined: Aug 2011
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From: North Carolina
Hey guys,
Had a strange problem occur a few weeks ago and i'm finally getting around to posting here.
My driver side speaker stopped working the other day, suspiciously timed with right after I had put my head unit back in. I suspected the wiring, and checked all the wires, and everything seems fine; yet the speaker does not work. However, the tweeter does, so i'm guessing the woofer is out, but it just seems so coincidentally timed with me messing with the head unit. I've pulled it out, checked the wires (on both the door and behind the head unit), and my only guess at this point is the channel in the head unit is out. Is this a possibility?
I've ordered replacement speakers that I was going to put in anyway, and I will update after I put them in -- I'm unsure if that will fix this issue.
Thanks guys! I appreciate your time.
Chris
Had a strange problem occur a few weeks ago and i'm finally getting around to posting here.
My driver side speaker stopped working the other day, suspiciously timed with right after I had put my head unit back in. I suspected the wiring, and checked all the wires, and everything seems fine; yet the speaker does not work. However, the tweeter does, so i'm guessing the woofer is out, but it just seems so coincidentally timed with me messing with the head unit. I've pulled it out, checked the wires (on both the door and behind the head unit), and my only guess at this point is the channel in the head unit is out. Is this a possibility?
I've ordered replacement speakers that I was going to put in anyway, and I will update after I put them in -- I'm unsure if that will fix this issue.
Thanks guys! I appreciate your time.
Chris
You start by building a cool audio shop tool.
9 volt is the easiest if you have one laying around that already has a connector and lose wire pigtail on it.
( 9 volt battery, cordlesws makita battery, cr0230 lithium battery , etc etc.. cell phone battery...wires taped to it etc will work)
make sure you dont touch the ends together or youl ruin the battery youre using.
K.. heres why you jsut built the tool.. start at your head unit.
Unplug the speaker wire at the dek of the offending channel.. poarity doesnt amtter here btw.. just touch the ends of the battery to the speaker wires..
What this does is sends a touch of curent to your speakers and is the SUPER easy method running lots of cables thru your car at once .. and figuring out which wire went to what speaker etc.. thats why as installers we just used the end of their cordless makita tool usually.
so in your case, you can do the same w the supposedly dead speaker.. even its out and in your hand.. pop it. If theres nothin , then thats your issue. Its either a short or blown open circuit.
Since you already know your tweeter works, im betting its the mid driver.. but hey, you can use this little tool to check it all.. starting right at the deck.. in a situation where the whol side doesnt work or something etc.
Start by popping the whole set up at the decks speaker wire.. then at the crossover if you have one.. or at each speaker etc
If you cant pop it using the wire that connects it, but you CAn pop the speaker itself, then somehow you have a bad wire.
See the Jist here?
Another way to check is use a digital multimeter and check impedance.
If its a shorted speaker, its impedance will be very off, and if its a blown speaker, it wont even read.
Save yourself some money man.
9 volt is the easiest if you have one laying around that already has a connector and lose wire pigtail on it.
( 9 volt battery, cordlesws makita battery, cr0230 lithium battery , etc etc.. cell phone battery...wires taped to it etc will work)
make sure you dont touch the ends together or youl ruin the battery youre using.
K.. heres why you jsut built the tool.. start at your head unit.
Unplug the speaker wire at the dek of the offending channel.. poarity doesnt amtter here btw.. just touch the ends of the battery to the speaker wires..
What this does is sends a touch of curent to your speakers and is the SUPER easy method running lots of cables thru your car at once .. and figuring out which wire went to what speaker etc.. thats why as installers we just used the end of their cordless makita tool usually.
so in your case, you can do the same w the supposedly dead speaker.. even its out and in your hand.. pop it. If theres nothin , then thats your issue. Its either a short or blown open circuit.
Since you already know your tweeter works, im betting its the mid driver.. but hey, you can use this little tool to check it all.. starting right at the deck.. in a situation where the whol side doesnt work or something etc.
Start by popping the whole set up at the decks speaker wire.. then at the crossover if you have one.. or at each speaker etc
If you cant pop it using the wire that connects it, but you CAn pop the speaker itself, then somehow you have a bad wire.
See the Jist here?
Another way to check is use a digital multimeter and check impedance.
If its a shorted speaker, its impedance will be very off, and if its a blown speaker, it wont even read.
Save yourself some money man.
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