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[Solved] JBL BAR 3.1 Subwoofer No Power - Damaged Components on 40-N150SE-PWE1G Power Supply

janach07 7161 2
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  • #1 19162476
    janach07
    Level 11  
    Hello.

    It was playing and suddenly it roared and went out. It's about the subwoofer itself. I unscrewed it and it looks like damage to the power supply system no. 40-N150SE-PWE1G. I noticed at least 3 damaged elements, one swollen CE512 capacitor and two resistors R534 and R535, but there is no way to read any values from them. Maybe more experienced forum members will be able to help something more (what resistors), whether something more could have been damaged and what could have been the cause. I have attached a photo of the damaged system.
    JBL BAR 3.1 Subwoofer No Power - Damaged Components on 40-N150SE-PWE1G Power Supply JBL BAR 3.1 Subwoofer No Power - Damaged Components on 40-N150SE-PWE1G Power Supply JBL BAR 3.1 Subwoofer No Power - Damaged Components on 40-N150SE-PWE1G Power Supply JBL BAR 3.1 Subwoofer No Power - Damaged Components on 40-N150SE-PWE1G Power Supply JBL BAR 3.1 Subwoofer No Power - Damaged Components on 40-N150SE-PWE1G Power Supply
    Thank you in advance for your help.
    Regards
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  • Helpful post
    #2 19164902
    mariuszw19640717
    Level 35  
    janach07 wrote:
    two resistors R534 and R535 but there is no way to read any values from them

    Try to determine their value after the DS of the system, their value will be fractions of Ω, e.g. 0.2-0.3Ω.
    Transistors and more to be checked, because burnt resistances are the effect, not the cause.
  • #3 19175643
    janach07
    Level 11  
    Unfortunately, it exceeded my knowledge before he went to the site.
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