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old music system dancing leds circuit trouble

HOW to connect this dancing leds pcb to amlifier so both will run simultaneously

  • connect leds board in series with amplifier

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  • connect leds pcb with seperate amplifier or a preamlifier

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i find an dancing leds circuit from old music system in scrap ,circuits works fine when i apply direct sound input to the circuit but when i connect in parallel amplifier with it speakers run but leds got off,so please tell how get over this,what is need to do?
ic on board of leds --CTC1403
 

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  • IMG_20160816_091632.jpg
    IMG_20160816_091632.jpg
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This image doesn't really help at all. We need to see the connections (on the reverse side of the board) and preferably a schematic to go with it. You could just hand draw one and take a photo using your phone. Then upload it.
 
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