u/Facepalm24seven

Trying to repair speaker

Is there a way how to open this cable entry to Sony SS-S20R (part of the HT-S20R system) ? It rotates but won't let me do anything to it. Wires are torn right at backpanel level.

Is there a way how to open this cable entry to Sony SS-S20R (part of the HT-S20R system) ? It rotates but won't let me do anything to it. Wires are torn right at backpanel level.