mb quart dcs4125 psu fets replacement - diyAudio
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Old 24th January 2012, 07:30 PM   #1
ivkata is offline ivkata  United States
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Default mb quart dcs4125 psu fets replacement

ok got this amp with 8 blown psu fets.they are sw50n06 .whit the 4 good ones left amp powers on and produce good audio.I do have 12 new rfp50n06 as well as 12 new irfz48n .can i use them and if so which ones

thankxx guys
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Old 24th January 2012, 07:52 PM   #2
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The RFP50N06's that you have will work.. Make sure you check all of the gate resistors to make sure they are within tolerance before u put the new fets in..
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Old 24th January 2012, 07:58 PM   #3
ivkata is offline ivkata  United States
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i check them already
there is some minor black spots form the blown fets
how do i clean that
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Old 24th January 2012, 08:26 PM   #4
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You can clean the board with Acetone.. ( not fingernail polish remover) But straight acetone
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Old 24th January 2012, 11:37 PM   #5
ivkata is offline ivkata  United States
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thankx men .got it working in no time
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