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Anonymous Posted on Nov 08, 2011

I am trying to repair my Jensen amplifier but have a burnt component (resistor I think) & I don't know what to replace it with as the color bands have been burnt. The number on the board corresponding to the component in question is "R150". I can provide pictures if it will help.

  • Anonymous Nov 08, 2011

    ok, I found the value I needed & replaced the resistor, seems this isnt the problem. Thanks anyways

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5 Related Answers

Anonymous

  • 631 Answers
  • Posted on Oct 12, 2007

SOURCE: Jensen LXA300 Amp. need to known specifications of electron. part

If you remove the clamp, there will be a part number on it. Post the numbers on the transistor and we'll go from there.

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Anonymous

  • 242 Answers
  • Posted on Sep 17, 2008

SOURCE: Schematic (or just R10) for Rampage AMP522A Car Audio Amplifier

buy another one, take it apart, then return it.

Anonymous

  • 2 Answers
  • Posted on Oct 10, 2008

SOURCE: Please help.... I need a wiring diagram or pinout for my Jensen xa1120 amp, thanks

xa 1120 amp pin out 123
456



1 left neg
2 ground to radio
3 left positive
4 right neg
5 blank-not used
6 right positive


Anonymous

  • 2 Answers
  • Posted on Jul 01, 2009

SOURCE: amp repair advice

check on the board to see if there is a resistor that looks similar, 90% of amps amps are matched in there design, meaning the left side is usally a carbon copy of the right, so if you look at one side and there is a resistor that looks like it's in the same spot on the other side, good chance thats the same one, read the colors off the one thats not burnt up. resistors come in different wattages,1/8,1/4 1/2 up to 10 watts, each wattage is a different size, most of the ones you see in the amp are 1/4 watt but some are 1/2 and 1/8. some on the output are 2 to 5 watt, but those are generally 10-18 mm in length, they are big ones you cant miss those. so once you get the color code, read the colors, ex red,gree,brown,last line is either silver or gold, that will tell you the resitor value. then google resistor color codes and then you can match the color sequence with the value codes, and that will tell you the value you need in ohms but then you have to get the size 1/4 watt resistors are generally about 6 mm in legnth, im measuring the actual part of the resistor not including the metal leads, just the body, so if its larger its probally a 1/2 watt if smaller its an 1/8 watt, 1/8 watt are about 4 mm. now go buy the resistor, but you might find it that tough, if its a common value radio shack might have it, but resistors are so cheap, pennies for a handful, good luck on your search.

Anonymous

  • 28 Answers
  • Posted on Mar 14, 2010

SOURCE: R556 resistor needs replaces need to know where i

The only way I know how to is to send it in and have them fix it. I am in the same boat with my kicker amp. They wont sell the parts by them selves. If they did that they could not charge you a ton of money. Or if you can find someone with the same amp and that is willing to give you the part.

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check on the board to see if there is a resistor that looks similar, 90% of amps amps are matched in there design, meaning the left side is usally a carbon copy of the right, so if you look at one side and there is a resistor that looks like it's in the same spot on the other side, good chance thats the same one, read the colors off the one thats not burnt up. resistors come in different wattages,1/8,1/4 1/2 up to 10 watts, each wattage is a different size, most of the ones you see in the amp are 1/4 watt but some are 1/2 and 1/8. some on the output are 2 to 5 watt, but those are generally 10-18 mm in length, they are big ones you cant miss those. so once you get the color code, read the colors, ex red,gree,brown,last line is either silver or gold, that will tell you the resitor value. then google resistor color codes and then you can match the color sequence with the value codes, and that will tell you the value you need in ohms but then you have to get the size 1/4 watt resistors are generally about 6 mm in legnth, im measuring the actual part of the resistor not including the metal leads, just the body, so if its larger its probally a 1/2 watt if smaller its an 1/8 watt, 1/8 watt are about 4 mm. now go buy the resistor, but you might find it that tough, if its a common value radio shack might have it, but resistors are so cheap, pennies for a handful, good luck on your search.
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Radace

Sorry I do not have a manual for you BUT you must always remember a resistor very rarly burns by its self as there is an underlying problen such as shorted output transistors or ICs Never ever just replace the ressitors and think that this is your only problen Please!!! Always do a static check on all diodes and transistors as well as the output Ics and diods and rectifyers as well.
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