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Friday 6 April 2018 at 06:32
Quoted from Ericc123:Could anyone who has a machine post some pictures of the sound box for me. My game had no sound whatsoever but I’m fairly certain this super bass box is unpowered. I can’t find any lose cords to plug into it to get it power.
Your power switch is turned off on amp in picture....
Source: http://pinside.com/pinball/forum/topic/american-pinball-houdini-thread/page/58#post-4323467