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Mark Bass little mark tube 800

Discussion in 'Pickups & Electronics [BG]' started by smoove, Jan 29, 2014.


  1. smoove

    smoove

    Apr 17, 2007
    I turned on my markbass 800, the power light lit up then went off but the fan continues to run but there is no sound. The power fuse is ok. What could the malfunction be?