Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems.

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Aaron
 
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Default Infinity subwoofer stopped working only buzzes now

Hello all,
I have an infinity HPS500 that stopped working a while ago, now all it
does it emit the most annoying buzzing sound at a very low volume. I
was looking for suggestions on attempting a self-repair. Any ideas on
where i should start, or any one had this issue before?

Thanks,
-Aaron
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Ricky Eck
 
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Default Infinity subwoofer stopped working only buzzes now

To me, sounds like a grounding problem... Just need to find out where now.
Need more info on the set up.
Rick

"Aaron" wrote in message
m...
Hello all,
I have an infinity HPS500 that stopped working a while ago, now all it
does it emit the most annoying buzzing sound at a very low volume. I
was looking for suggestions on attempting a self-repair. Any ideas on
where i should start, or any one had this issue before?

Thanks,
-Aaron



  #3   Report Post  
Jerry G.
 
Posts: n/a
Default Infinity subwoofer stopped working only buzzes now

The internal power supply most likely needs servicing. This can be a voltage
regulation, or filter capacitor problem.

--

Jerry G.
=====


"Aaron" wrote in message
m...
Hello all,
I have an infinity HPS500 that stopped working a while ago, now all it
does it emit the most annoying buzzing sound at a very low volume. I
was looking for suggestions on attempting a self-repair. Any ideas on
where i should start, or any one had this issue before?

Thanks,
-Aaron


  #4   Report Post  
James Del Mul
 
Posts: n/a
Default Infinity subwoofer stopped working only buzzes now

Could be as simple as a loose wire connecting the audio to the sub

"Aaron" wrote in message
m...
Hello all,
I have an infinity HPS500 that stopped working a while ago, now all it
does it emit the most annoying buzzing sound at a very low volume. I
was looking for suggestions on attempting a self-repair. Any ideas on
where i should start, or any one had this issue before?

Thanks,
-Aaron



  #5   Report Post  
Eugen T
 
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Default Infinity subwoofer stopped working only buzzes now

If I am not mistaken (correct me if I am wrong) JBL owns Infinity and HK.
Older JBL subwoofers had this same problem. The power amp module (AMI
proprietary module) would blow up, and visible result would be either
nothing at all - i.e. the fuse blows right away, or low humming noise.
If you already opened it, check out the structure of power amp. Does it have
S64AMI or S53AMI module on it?
Obviously, check all the easy fixes that were already suggested before
trying to repair the actual amplifier modules.


"Aaron" wrote in message
m...
Hello all,
I have an infinity HPS500 that stopped working a while ago, now all it
does it emit the most annoying buzzing sound at a very low volume. I
was looking for suggestions on attempting a self-repair. Any ideas on
where i should start, or any one had this issue before?

Thanks,
-Aaron





  #6   Report Post  
Kalman Rubinson
 
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Default Infinity subwoofer stopped working only buzzes now

On Mon, 31 May 2004 10:27:45 -0400, "Eugen T"
wrote:

If I am not mistaken (correct me if I am wrong) JBL owns Infinity and HK.


HK owns JBL and Infinity (and a handful of other familiar names).

Kal
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