This is a bit of a long shot... I've tried asking Crane and everyone who works with coin programmers - none of them even have anyone around who remembers this old beast! I'm not sure whether Sentinels were used in fruit machines... mine are all for video games - but I thought this would be the place to find a coin expert!
Does anyone have a manual for this that they would be willing to sell or scan? Or can anyone tell me how to use the darn thing?! It would be handy, I assume, for testing Sentinel mechs!
There's what looks like a headphone socket on the side - what's that for?
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