Subwoofer repair CANTON AS 105 SC

In repair active subwoofer CANTON AS 105 SC, which has already been repaired by another craftsman and then broke down again. In this video I will have to fix it, correct the mistakes of the gore-master, as well as fix new breakages.

[@NemoPL123]

hi I have 30 volts, I replaced 2 stabilizers and the diode is still red :/