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Problem with My circuit

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tam_yehia

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Dear all. I found the attached circuit on the internet and i'm trying now to implement it. But I have a question here. Regrading the 7-segment display inputs from IC2 (75492) I want to know to which pin in the 7-segment display I have to conect this input. Regards

<a title="2013-02-06 07.15.35.jpg" href="http://obrazki.elektroda.pl/7506470400_1367125406.jpg"><img src="http://obrazki.elektroda.pl/7506470400_1367125406_thumb.jpg" alt="2013-02-06 07.15.35.jpg" /></a>

2013-02-06 07.15.35.jpg
 

I think DB25 is a standart paralell port of PC and port pin numbers near at arrows on the picture.
 

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