Jcm 2000 dsl 401 combo

Discussion in 'Marshall Amps' started by Kenny mckay, Nov 24, 2020.

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Jam 2000 dsl 401 had this amp for 12 years after Playin the amp for half an hour the volume drops of

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  1. Kenny mckay

    Kenny mckay New Member

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    I have a Marshall jcm 2000 401 Combo I’ve had this for approximate 12 years I have replaced for power tubes after playing the amp for approximately half an hour the volume will drop off and gradually come back on after about a minute any Information on how to fix this thanks


    on this
     
    Last edited: Nov 24, 2020
    Kenny mckay, Nov 24, 2020
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  2. Holt2010

    Holt2010 New Member

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    What year is it? Pre 2003 had heat issues, mine did the same thing and it was the bridge rectifier.
     
    Holt2010, Nov 25, 2020
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