The Mr. Video Posted July 3, 2017 Share Posted July 3, 2017 Hi, I'm getting ready to do the 64K mod on my 600XL, and I would like to know how to tell which pins on both the parralel port and the ram chips is which. Quote Link to comment Share on other sites More sharing options...
+skr Posted July 3, 2017 Share Posted July 3, 2017 (edited) The book is in German, but you find all the Pinouts and schematics there: http://www.abbuc.de/mitgliedschaft/downloads/viewdownload/5-public-downloads/719-das-atari-profibuch (PBI at page 307) Edited July 3, 2017 by skr Quote Link to comment Share on other sites More sharing options...
+Stephen Posted July 3, 2017 Share Posted July 3, 2017 Hi, I'm getting ready to do the 64K mod on my 600XL, and I would like to know how to tell which pins on both the parralel port and the ram chips is which. Also - 2 Quote Link to comment Share on other sites More sharing options...
Roydea6 Posted July 3, 2017 Share Posted July 3, 2017 This should be correct. Blue wires are some what hard to see (for me).. 4 Quote Link to comment Share on other sites More sharing options...
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