Hello,
I recently had a problem with an alpine pdx 1.1000 that bumped very strongly at startup and broken my subwoofer. Seems to have dc offset on startup .
Locking to another discussion when an user had a similar problem with another pdx m6 and seems it fixed replacing chip irs20956s
I opening my amp that is little bit different and I drivers ir2010 .
What I noticed factory chip weldings seems not so good . I will try to fix one by one before replace .


I recently had a problem with an alpine pdx 1.1000 that bumped very strongly at startup and broken my subwoofer. Seems to have dc offset on startup .
Locking to another discussion when an user had a similar problem with another pdx m6 and seems it fixed replacing chip irs20956s
I opening my amp that is little bit different and I drivers ir2010 .
What I noticed factory chip weldings seems not so good . I will try to fix one by one before replace .


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