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Wednesday 9 May 2018 at 10:41
Quoted from ajfclark:[edit: the version on ipdb is different to the manual I have. Hmmm... ]
Here's the bump button diagram in my manual:
pasted_image (resized).png
vs the ipdb version (which looks more like what's in my machine):
pasted_image (resized).png
Ah, my cover is dated Nov 92, the ipdb ver...
Source: http://pinside.com/pinball/forum/topic/alvin-g-and-co-a-tribute-to-the-gottlieb-name/page/4#post-4387922